| Taken | Updated | Quiz |
|---|
| 93,798 | 2019-12-25 | Country Names Created by Only 4 Letters |
| 84,764 | 2017-04-24 | 5-Letter Word Chain Game #1 |
| 73,218 | 2017-11-01 | 4-Letter Word Chain Game #1 |
| 65,630 | 2016-10-06 | 4-Letter Word Chain Game #2 |
| 53,153 | 2019-12-19 | Chemical Elements with Short Names |
| 39,844 | 2022-12-26 | Capital Names Created by Only 4 Letters |
| 37,964 | 2013-10-16 | Analogies of Countries #1 |
| 21,568 | 2019-12-07 | Capitals of 2018 FIFA World Cup Teams |
| 21,429 | 2014-05-29 | Lightest Chemical Elements A-Z |
| 18,740 | 2017-02-21 | 20 Northernmost English Cities |
| 18,477 | 2019-12-13 | Capitals of 2014 FIFA World Cup Teams |
| 8,215 | 2015-11-04 | Oxford Dictionaries Top 1000 English Words - 225 Are 4 Letters Long |
| 6,513 | 2014-10-05 | Oxford Dictionaries Top 1000 English Words - 81 Start with A |
| 6,242 | 2015-11-05 | Oxford Dictionaries Top 1000 English Words - 180 (Or 181) Are 5 Letters Long |
| 5,977 | 2014-10-04 | Oxford Dictionaries Top 1000 English Words - 117 Start with S |
| 4,965 | 2015-11-04 | Oxford Dictionaries Top 1000 English Words - 80 Start with C |
| 4,618 | 2015-11-04 | Oxford Dictionaries Top 1000 English Words - 62 Start with T |
| 4,525 | 2015-11-14 | Oxford Dictionaries Top 1000 English Words - 115 Are 3 Letters Long Or Shorter |
| 4,486 | 2014-10-04 | Oxford Dictionaries Top 1000 English Words - 40 Start with B |
| 4,431 | 2014-10-04 | Oxford Dictionaries Top 1000 English Words - 55 Start with M |
| 4,322 | 2014-10-04 | Oxford Dictionaries Top 1000 English Words - 56 Start with F |
| 4,014 | 2015-11-04 | Oxford Dictionaries Top 1000 English Words - 81 Start with P |
| 3,923 | 2015-11-04 | Oxford Dictionaries Top 1000 English Words - 50 Start with D |
| 3,877 | 2014-10-04 | Oxford Dictionaries Top 1000 English Words - 38 Start with L |
| 3,557 | 2014-10-04 | Oxford Dictionaries Top 1000 English Words - 33 Start with H |
| 3,518 | 2015-09-09 | 10 Largest Countries by Colours in Their Flags |
| 3,506 | 2017-09-21 | Countries of the World with Tricolour Flags - Only Flags will Appear |
| 3,400 | 2014-10-04 | Oxford Dictionaries Top 1000 English Words - 48 Start with W |
| 3,300 | 2015-11-04 | Oxford Dictionaries Top 1000 English Words - 57 Start with R |
| 3,180 | 2015-10-18 | Solve the Secret Country by 6 Clues in 45 Seconds #1 |
| 3,109 | 2019-12-26 | Countries of the World - By Official Names (Insanity Level: 9999) |
| 3,090 | 2014-10-04 | Oxford Dictionaries Top 1000 English Words - 20 Start with G |
| 3,048 | 2014-10-04 | Oxford Dictionaries Top 1000 English Words - 47 Start with E |
| 3,032 | 2014-10-04 | Oxford Dictionaries Top 1000 English Words - 24 Start with N |
| 2,915 | 2018-01-27 | Destination Countries from London Heathrow Airport - with Map |
| 2,905 | 2018-04-28 | Lyrics of The NEW Periodic Table Song (AsapSCIENCE 2014 ver.) |
| 2,904 | 2015-11-04 | Oxford Dictionaries Top 1000 English Words - 34 Start with O |
| 2,776 | 2015-11-06 | Oxford Dictionaries Top 1000 English Words - 170 (Or 171) Are 6 Letters Long |
| 2,665 | 2014-10-04 | Oxford Dictionaries Top 1000 English Words - 33 Start with I |
| 2,647 | 2016-11-30 | Elements of the Periodic Table in Alphabetical Order |
| 2,545 | 2015-10-19 | Solve the Secret Country by 6 Clues in 60 Seconds #2 |
| 2,364 | 2014-08-04 | Top 10 National Teams Playing Most Matches in FIFA World Cup |
| 2,189 | 2014-10-04 | Oxford Dictionaries Top 1000 English Words - 44 Start with J, K, Q, U, V, or Y |
| 2,158 | 2013-05-28 | Uses of Greek Letter in Science and Mathematics |
| 2,081 | 2014-09-13 | Countries Not Sharing First Letter with Any Country |
| 2,056 | 2014-11-28 | Guess Countries by Only First Letters and Lengths |
| 2,007 | 2015-10-20 | Solve the Secret Country by 6 Clues in 60 Seconds #3 |
| 1,972 | 2017-02-14 | Airports with Scheduled Flights Operated by Airbus A380 |
| 1,719 | 2015-10-21 | Solve the Secret Country by 6 Clues in 60 Seconds #4 |
| 1,704 | 2013-10-06 | Chemical Elements with Single-Letter Symbols |
| 1,666 | 2015-10-22 | Solve the Secret Country by 6 Clues in 60 Seconds #5 |
| 1,616 | 2015-01-29 | Countries with More Population than Tokyo |
| 1,540 | 2016-01-05 | Capital Cities Sharing First 3 Letters |
| 1,395 | 2015-11-07 | Oxford Dictionaries Top 1000 English Words - 142 (Or 143) Are 7 Letters Long |
| 1,393 | 2014-07-02 | Random Geography Quiz - B _ _ _ _ _ _ |
| 1,350 | 2016-03-01 | Countries Sharing First 3 Letters |
| 1,338 | 2017-07-23 | Travel Around the World (City Name Word Chain) |
| 1,266 | 2015-01-09 | Countries with Top 200 Universities |
| 1,229 | 2014-12-26 | 25 Most Common Japanese Surnames (Kanji as Hint) |
| 1,213 | 2014-06-20 | Random Geography Quiz - S _ _ _ _ _ _ |
| 1,159 | 2015-12-14 | Guess Countries by Objects on Flags |
| 1,121 | 2014-08-12 | World's Top 100 Airports (2013) |
| 1,102 | 2014-09-14 | Sets of Countries Sharing More Than Three First Letters |
| 1,061 | 2014-10-10 | Guess English Anime Names from Romanised Japanese Names |
| 1,054 | 2015-09-19 | First and Last 25 Countries Alphabetically in English |
| 1,008 | 2015-11-02 | Aviation Decoder |
| 970 | 2018-06-19 | London Underground Station with Short Names |
| 961 | 2014-06-09 | Longest and Shortest Non-Stop Routes Operated by Airbus A380 |
| 957 | 2016-08-17 | London Underground Station with "Park" |
| 942 | 2017-02-21 | Correct These Tube (London Underground) Lines Colour Match |
| 911 | 2015-12-05 | Languages Available in Google Translate |
| 907 | 2016-04-30 | Commercial Airlines with Boeing 787 |
| 886 | 2014-07-16 | Country Demonyms Ended with "-ish" |
| 814 | 2017-01-20 | 25 Shortest Country Land Borders |
| 786 | 2014-05-14 | 10 Most-Instagrammed Cities of 2013 |
| 702 | 2014-08-23 | Top 3 Most Powerful Passports by Continent |
| 691 | 2015-11-01 | Chemistry Decoder |
| 664 | 2017-03-16 | Countries of the World - by Element Symbols |
| 647 | 2015-12-11 | Random Geography Quiz - P _ _ _ _ _ _ |
| 644 | 2019-12-19 | All FIFA Members - FIFA Country Codes |
| 628 | 2014-07-14 | 10 Most Common FIFA World Cup Match Results of All Time |
| 617 | 2014-07-17 | Cities Served by More Than One Airport |
| 617 | 2014-07-26 | US States Sorted with Countries of the World |
| 606 | 2015-12-07 | Random Geography Quiz - C _ _ _ _ _ _ |
| 601 | 2016-01-29 | Guess 6 Countries and 6 Capitals from 6 Continents - Crossword Game |
| 599 | 2016-03-04 | First and Last 25 Countries Alphabetically in Finnish |
| 587 | 2017-12-20 | UEFA Members - Only Flags will Appear |
| 586 | 2018-08-11 | Adjectival Forms of Countries Ending with "-ese" |
| 580 | 2016-08-15 | London Underground Station with Long Names |
| 552 | 2015-11-18 | Countries of the World Which You Can Get By Typing Less Than 6 Letters |
| 549 | 2015-12-12 | Capitals of UEFA Euro 2016 Teams |
| 533 | 2015-12-08 | Random Geography Quiz - M _ _ _ _ _ _ |
| 518 | 2015-11-08 | Oxford Dictionaries Top 1000 English Words - 81 (Or 82) Are 8 Letters Long |
| 518 | 2017-02-07 | UK Postcode Area with Single Letter |
| 509 | 2014-11-28 | Country with Exactly Same Length and First Letter as the Given One |
| 503 | 2013-06-10 | Thailand Trivia |
| 502 | 2016-04-18 | 5 Most Populated Cities in the United States by Letter It Contains |
| 499 | 2015-07-27 | 10 Most Populated Countries by Colours in Their Flags |
| 490 | 2014-10-14 | Official Languages of ASEAN Countries |
| 488 | 2014-08-25 | 25 Countries with Most Scrabble Points per Letter |
| 484 | 2016-03-04 | First and Last 25 Countries Alphabetically in Norwegian |
| 483 | 2016-08-17 | London Underground Station with Colour Names |
| 479 | 2018-06-15 | All Host Countries of FIFA World Cup (All Genders, All Age Cohorts) |
| 473 | 2016-03-04 | First and Last 25 Countries Alphabetically in Czech |
| 452 | 2013-08-19 | Country Names in Thai |
| 452 | 2014-08-13 | Countries With No Official Flag Carrier Airlines |
| 452 | 2015-10-12 | Countries Bordering BRICS Countries |
| 450 | 2014-07-29 | Capitals by Length, Location, and Initial Letters #1 |
| 447 | 2015-11-10 | Oxford Dictionaries Top 1000 English Words - 40 Are 10 Letters Long Or Longer |
| 446 | 2014-07-14 | Top 4 Most Goals World Cup Team (All Time) |
| 421 | 2014-08-15 | First Airlines in Service With Boeing 747's |
| 418 | 2016-09-05 | Five Most Populous Countries by Two of Colours in Flag |
| 409 | 2014-07-29 | Capitals by Length, Location, and Initial Letters #2 |
| 405 | 2017-02-11 | 20 Southernmost British Cities |
| 405 | 2014-07-29 | Chemical Elements with 6-Letter Names |
| 405 | 2014-08-04 | All Perfect Powers Between 0 and 1000 |
| 389 | 2013-06-30 | Countries with Star(s) in Their National Flags |
| 374 | 2017-03-11 | Chemical Elements with Double Letters |
| 369 | 2015-08-18 | Countries Sharing More than 3 First Letters |
| 357 | 2014-12-04 | Countries Show Up in Both FIFA Men's World Cup and FIFA Women's World Cup |
| 352 | 2016-02-07 | Country Names Made of Chemical Element Symbols |
| 352 | 2017-03-11 | Chemical Elements Without Letter 'I' in Their Names |
| 344 | 2018-02-24 | Counties of England without "-shire" |
| 344 | 2014-08-15 | British Coins |
| 343 | 2018-05-27 | Which Country Are These Planes From? |
| 342 | 2014-06-24 | Hosts of International Mathematics Olympiad |
| 342 | 2014-08-07 | All Matches Between European Teams in 2014 FIFA World Cup |
| 332 | 2014-08-04 | US States with Space in Their Names |
| 331 | 2015-05-24 | Guess 50 Anime by First Episode Names |
| 326 | 2016-11-17 | Ten Capital Cities Longitudinally and Latitudinally Closest to Me, and Guess Where I Live Now |
| 317 | 2015-11-23 | World Capitals Which You Can Get By Typing Less Than 6 Letters |
| 314 | 2015-11-09 | Oxford Dictionaries Top 1000 English Words - 47 Are 9 Letters Long |
| 311 | 2014-09-26 | 20 Chemical Elements with Lowest Melting Point |
| 304 | 2018-05-01 | Word Chain London Underground Trip |
| 303 | 2014-12-17 | Numbers Between 0 And 1667 with Unrepeated Symbols in Roman Numerals |
| 303 | 2016-03-04 | First and Last 25 Countries Alphabetically in Swedish |
| 298 | 2014-07-07 | FIFA Country Codes of World Cup 2014 Teams |
| 295 | 2015-04-24 | World's Top 100 Airports (2015) |
| 287 | 2016-12-23 | CONCACAF Members - Only Flags will Appear |
| 276 | 2016-04-09 | Guess 6 Countries and 6 Capitals from 6 Continents - Crossword Game #2 |
| 275 | 2018-02-24 | Counties of England with "-shire" |
| 273 | 2018-04-28 | Lyrics of The Periodic Table Song (AsapSCIENCE 2018 updated ver.) |
| 273 | 2013-09-22 | Border Crossing (Periodic Table Version) |
| 271 | 2014-05-24 | 20 Countries With the Most Aviation Fatalities (2000 - Present) |
| 267 | 2018-07-16 | On the Route to Glory - 2014 FIFA World Cup - Germany |
| 261 | 2019-12-19 | ประเทศต่าง ๆ ในโลก |
| 257 | 2017-12-26 | Three Most Frequently Played Opponents of Each 2018 FIFA World Cup Team |
| 254 | 2016-04-24 | Travel Around the World (Word Chain) #4 |
| 253 | 2014-07-17 | Country Demonyms Ended with "-ean" |
| 253 | 2018-06-08 | 2018 FIFA World Cup Qualification (UEFA): Neighbour Battles |
| 250 | 2016-09-05 | World's Top 100 Airports (2016) |
| 249 | 2013-06-11 | List of Provinces in Thailand |
| 246 | 2016-12-24 | CONMEBOL Members - Only Flags will Appear |
| 244 | 2016-06-01 | Countries with English Premier League Managers (1992-2016) |
| 243 | 2016-09-18 | Home Countries of UEFA Europa League 2016-17 Teams |
| 238 | 2016-04-11 | Travel Around the World (Word Chain) #2 |
| 237 | 2017-03-11 | Biggest Chemical Elements by Alphabet |
| 234 | 2017-05-20 | Languages Being Sung in 2017 Eurovision Song Contest |
| 234 | 2014-08-30 | Countries and Capitals Starting with B in Alphabetical Order |
| 232 | 2016-10-30 | London Underground Station with Cardinal Directions |
| 232 | 2016-12-16 | AFC Members - Only Flags will Appear |
| 231 | 2017-08-21 | Countries with Bicolour National Flags |
| 229 | 2014-10-30 | Countries Sharing 2 First and 2 Last Letters |
| 227 | 2015-08-22 | States of USA from Japanese to English |
| 226 | 2017-02-12 | 20 Northernmost British Cities |
| 224 | 2015-10-25 | Figure the Secret US State Out by 5 Clues in 60 Seconds #2 |
| 223 | 2015-12-08 | Random Geography Quiz - T _ _ _ _ _ _ |
| 223 | 2014-09-04 | Chemical Elements Whose Their Symbols Come From Letters in the Word "PERIODIC TABLE" |
| 220 | 2014-08-29 | Countries and Capitals Starting with A in Alphabetical Order |
| 220 | 2015-12-09 | Random Geography Quiz - A _ _ _ _ _ _ |
| 220 | 2014-08-15 | First Airlines in Service With Boeing 777's |
| 219 | 2015-02-26 | Try-to-Type Quiz #6: Continents and Oceans |
| 218 | 2013-07-23 | ICAO Codes of Flag Carrier Airlines |
| 217 | 2016-12-22 | CAF Members - Only Flags will Appear |
| 216 | 2015-11-08 | Anime and Manga Decoder |
| 216 | 2014-08-05 | Countries Containing Only One-Scrabble-Point Letters (A, E, I, L, N, O, R, S, T and U) |
| 215 | 2018-07-16 | On the Route to Glory - UEFA Euro 2016 - Portugal |
| 214 | 2017-02-15 | 20 Westernmost English Cities |
| 213 | 2016-11-20 | Ten Capital Cities Longitudinally and Latitudinally Closest to Mysterious City, and Guess That City #1 |
| 212 | 2016-01-29 | Random Geography Quiz - G _ _ _ _ _ _ |
| 207 | 2015-02-16 | Japanese Prefectures by Starting Hiragana |
| 205 | 2017-11-23 | Five Closest Countries to 2018 FIFA World Cup by Confederation |
| 203 | 2014-08-07 | First-Level Administrative Divisions of Which Country? |
| 201 | 2015-12-15 | Guess Countries by Objects on Flags #2 |
| 200 | 2017-01-14 | Cities in England with Names Ending with -ster |
| 199 | 2015-02-28 | Try-to-Type Quiz #7: Try to Type Countries of the World by Only Vowels |
| 199 | 2015-01-08 | 20 Most Famous Countries in Japanese |
| 197 | 2017-06-25 | Anime Title Antonyms |
| 194 | 2014-03-04 | Crayon Shin-chan Quiz |
| 189 | 2017-02-13 | 20 Westernmost British Cities |
| 187 | 2015-08-06 | National Teams Entered FIFA World Cup But Never Faced Brazil |
| 186 | 2014-08-13 | Aviation Disasters With More Than 200 Fatalities |
| 185 | 2015-02-08 | US States & Their Capitals with the same initial letter combinations as World Capitals and Their Countries: Normal Version |
| 184 | 2018-06-01 | Countries of the World - by Official Names (with Map) |
| 182 | 2017-04-21 | Capitals of 2010 FIFA World Cup Teams |
| 182 | 2015-10-28 | Figure the Secret US State Out by 5 Clues in 60 Seconds #3 |
| 181 | 2016-12-26 | OFC Members - Only Flags will Appear |
| 179 | 2015-02-13 | Try-to-Type Quiz #3: Try to Type Europe Countries without Any Vowels |
| 178 | 2015-02-08 | Commercial Planes Flying Through Bangkok Last Night |
| 177 | 2016-04-21 | Travel Around the World (Word Chain) #3 |
| 176 | 2014-07-24 | Countries Sharing Last Letters with Their Own Capitals |
| 171 | 2014-05-22 | Which Airlines Operate These "Flight 1's"? |
| 170 | 2015-06-08 | Tom and Jerry Episodes |
| 169 | 2014-07-31 | 20 Countries and 20 Languages |
| 167 | 2015-10-23 | Figure the Secret US State Out by 5 Clues in 60 Seconds #1 |
| 167 | 2016-06-10 | Guess 6 Countries and 6 Capitals from 6 Continents - Crossword Game #3 |
| 167 | 2014-12-11 | Sets of Countries Sharing More Than Three Last Letters |
| 164 | 2017-09-10 | Countries with Top 200 Universities (2018) |
| 159 | 2014-08-07 | All Matches Between American Teams in 2014 FIFA World Cup |
| 159 | 2015-10-21 | 50 Best Airports in the World, for Sleeping! |
| 157 | 2017-12-17 | Latest Countries to Be Eliminated before 2018 FIFA World Cup by Confederation |
| 157 | 2016-11-21 | Ten Capital Cities Longitudinally and Latitudinally Closest to Mysterious City, and Guess That City #2 |
| 154 | 2014-09-05 | Country Names Which Made From Letters in the Word "UNITED NATIONS" |
| 152 | 2015-11-18 | Figure the Secret US State Out by 5 Clues in 60 Seconds #5 |
| 152 | 2014-05-09 | Elements by 2 Most Abundance Isotopes |
| 151 | 2015-08-10 | 10 Most Populated Countries with the Word "Kingdom" in Their Official Names |
| 151 | 2016-09-24 | Home Countries of UEFA Champions League 2016-17 Teams |
| 147 | 2017-11-24 | Home Countries of UEFA Europa League 2017-18 Teams |
| 144 | 2014-08-15 | First Airlines in Service With Boeing 737's |
| 144 | 2017-11-24 | Home Countries of UEFA Champions League 2017-18 Teams |
| 140 | 2015-11-03 | Name All 32 Cities of Thailand |
| 139 | 2014-11-07 | 周期表 (Periodic Table in Japanese) |
| 138 | 2016-03-04 | First and Last 25 Countries Alphabetically in Portuguese |
| 138 | 2017-05-21 | Premier League Teams Relegated Right After Promotion |
| 138 | 2015-08-31 | European Capital Cities from Japanese to English |
| 137 | 2016-01-17 | Former Olympic Countries (and Former Names of Present-day Countries) |
| 136 | 2014-09-05 | Countries Contain More Vowels than Consonants in Their Names |
| 135 | 2018-06-01 | 10 Most Populated Countries with Circle in Their Flags |
| 132 | 2017-02-07 | English League Teams from Yorkshire and the Humber |
| 130 | 2015-02-10 | Try-to-Type Quiz #1: Try to Type US States without Any Vowels |
| 129 | 2015-08-30 | Asian Capital Cities from Japanese to English |
| 128 | 2014-11-07 | Countries Once Had Been Destinations of Pan Am or TWA |
| 127 | 2014-08-05 | ANY Countries Sharing First 4 Letters with ANY Capitals |
| 126 | 2014-04-04 | Destinations from Bangkok (Suvarnabhumi) |
| 125 | 2014-05-28 | Hokago Tea Time Members (K-On! Anime) |
| 125 | 2015-10-14 | US State Capitals from Japanese to English |
| 124 | 2017-09-17 | FIFA Members with Bicolour Flags - Only Flags will Appear |
| 124 | 2015-01-24 | Names of KLM 747-400 Planes (Named After Cities) |
| 121 | 2016-11-22 | Ten Capital Cities Longitudinally and Latitudinally Closest to Mysterious City, and Guess That City #3 |
| 119 | 2014-12-21 | 25 Countries with Fastest Internet |
| 118 | 2014-07-14 | Matches with Most Uncommon Results Ever Occurred in FIFA World Cup |
| 117 | 2018-07-08 | Every All-European FIFA World Cup Semi-Finals |
| 116 | 2015-09-08 | 20 Largest Countries with Tricolour Flags |
| 115 | 2014-12-29 | Which Anime Take Place in These Schools? |
| 114 | 2017-06-10 | All Borders Require Changing Between Left-hand and Right-hand Traffic |
| 114 | 2017-01-25 | Counties of England by Highest-Tier Football Clubs |
| 111 | 2017-11-23 | Five Furthest Countries from 2018 FIFA World Cup by Confederation |
| 111 | 2017-11-30 | Final Four FIFA World Cup Teams Not Joining the Following Edition |
| 110 | 2017-01-17 | Country Pairs with One or Two Letters Different |
| 110 | 2015-02-21 | Try-to-Type Quiz #5: Days and Months |
| 109 | 2014-09-12 | Air Routes by Serving Flights |
| 109 | 2014-07-26 | Chinese Provinces Sorted with Countries of the World |
| 108 | 2015-08-08 | 20 Most Populated Countries with Only Horizontal Stripes in Their Flags |
| 108 | 2017-04-21 | Capitals of 2006 FIFA World Cup Teams |
| 108 | 2015-10-02 | Capitals with Very Long and Short Names Compared to Their Countries |
| 107 | 2018-03-25 | Non-Sovereign FIFA Member Nations by Flags |
| 106 | 2016-12-22 | English Counties with Premier League Team(s) - 2016–17 Season |
| 105 | 2017-11-25 | Top 24 Goalscorers of the 2018 FIFA World Cup Qualification from the Unqualifed Teams |
| 104 | 2017-05-24 | Premier League Teams Promoted Right After Relegation |
| 104 | 2016-12-20 | Ten Capital Cities Longitudinally and Latitudinally Closest to Mysterious City, and Guess That City #18 |
| 103 | 2017-04-24 | Capitals of 1998 FIFA World Cup Teams |
| 102 | 2015-11-26 | Chinese and Taiwanese Cities from Japanese to English |
| 102 | 2015-02-11 | Try-to-Type Quiz #2: Try to Type Asian Countries without Any Vowels |
| 101 | 2015-10-07 | Countries Whose Demonyms Are Shorter than Their Names |
| 101 | 2013-06-01 | Random ASEAN Geography Quiz |
| 100 | 2017-02-09 | English League Teams from North East England |
| 100 | 2014-07-28 | Translate Elements from Japanese to English |
| 98 | 2016-12-22 | Ten Capital Cities Longitudinally and Latitudinally Closest to Mysterious City, and Guess That City #19 |
| 98 | 2017-01-05 | Ten Capital Cities Longitudinally and Latitudinally Closest to Mysterious City, and Guess That City #27 |
| 98 | 2015-02-08 | US States & Their Capitals with the same initial letter combinations as World Capitals and Their Countries: Insane Version |
| 97 | 2017-04-23 | Capitals of 2002 FIFA World Cup Teams |
| 97 | 2014-07-26 | Japanese Prefectures Sorted with Countries of the World |
| 96 | 2014-11-08 | Flag Carrier Airlines with the Word "Airlines" in Names |
| 95 | 2017-05-31 | 10 Country Performances from 2017 Eurovision Song Contest with Most Liking Ratios on YouTube |
| 94 | 2014-12-08 | Mashed Up US State Names |
| 93 | 2014-07-26 | Indian States Sorted with Countries of the World |
| 93 | 2018-01-03 | Guess 30 Largest Built-up Areas in the UK by Their City |
| 92 | 2014-09-27 | Which Countries are These Sausages From? |
| 91 | 2016-12-16 | Ten Capital Cities Longitudinally and Latitudinally Closest to Mysterious City, and Guess That City #16 |
| 90 | 2017-05-29 | Translate Country Names from Latin to English #1 |
| 90 | 2015-03-07 | Try-to-Type Quiz #8: Try to Type African Countries without Any Vowels |
| 90 | 2015-09-06 | National Teams Which Have Ever Scored at Least 10 Goals Against Opponents in FIFA World Cup Qualification |
| 90 | 2014-08-18 | Countries Along E80/AH1 Route |
| 88 | 2017-09-17 | 25 Most Populated Countries with Tricolour Flags |
| 87 | 2017-01-06 | Ten Capital Cities Longitudinally and Latitudinally Closest to Mysterious City, and Guess That City #28 |
| 85 | 2014-10-28 | Federal Executive Departments of the United States |
| 83 | 2014-08-04 | National Teams Playing Less Than 10 Matches in FIFA World Cup |
| 83 | 2017-05-21 | Countries with Non-English Lyrics in 2017 Eurovision Song Contest |
| 83 | 2016-12-29 | Ten Capital Cities Longitudinally and Latitudinally Closest to Mysterious City, and Guess That City #25 |
| 82 | 2016-07-13 | Octagon Word Game - #2 |
| 82 | 2015-09-19 | 20 Most Populated Countries with Only Horizontal Stripes in Their Flags |
| 81 | 2015-12-18 | Guess Countries by Only Stars on Flags - Easy Version #1 |
| 80 | 2017-02-10 | Neighbouring Countries with Neighbouring Letters on the QWERTY Keyboard |
| 79 | 2018-06-01 | 20 Most Populated Countries with Star(s) in Their Flags |
| 78 | 2014-04-20 | Fatal Aviation Accidents and Incidents Involving Boeing 747's |
| 78 | 2016-11-19 | Countries With Their Own Version of amazon.com |
| 77 | 2014-08-06 | 26 Capitals with Most Scrabble Points |
| 75 | 2017-01-08 | Ten Capital Cities Longitudinally and Latitudinally Closest to Mysterious City, and Guess That City #29 |
| 73 | 2017-04-25 | Capitals of 1994 FIFA World Cup Teams |
| 73 | 2017-01-13 | Ten Capital Cities Longitudinally and Latitudinally Closest to Mysterious City, and Guess That City #33 |
| 73 | 2015-09-19 | 20 Largest Countries with the Word "Republic" in Their Official Names |
| 72 | 2015-12-04 | Try-to-Type Quiz #12/2 - European Capitals without Already Typed Alphabets |
| 71 | 2015-07-01 | Countries Facing Each Other in FIFA Men's World Cup and FIFA Women's World Cup in Consecutive Years |
| 71 | 2017-01-18 | Ten Capital Cities Longitudinally and Latitudinally Closest to Mysterious City, and Guess That City #37 |
| 70 | 2016-12-17 | Ten Capital Cities Longitudinally and Latitudinally Closest to Mysterious City, and Guess That City #17 |
| 70 | 2017-08-21 | 20 Largest Countries with Bicolour Flags |
| 70 | 2017-05-31 | Translate Country Names from Latin to English #2 |
| 70 | 2015-08-10 | 10 Most Populated Countries with Only Vertical Stripes in Their Flags |
| 69 | 2015-01-25 | Who is Another Part of These Famous Duos? |
| 69 | 2017-04-27 | Capitals of 1990 FIFA World Cup Teams |
| 69 | 2018-03-28 | Japanese Prefectures by Literal Meaning |
| 68 | 2018-03-25 | Capitals of 1934 FIFA World Cup Teams |
| 67 | 2014-08-15 | Things With the Shortest and Longest Names |
| 67 | 2016-01-09 | Countries of the World by Combination of Country-Capital Initial Letters - Sequence-Sensitive Version |
| 66 | 2014-10-27 | Airlines of East Asia and Southeast Asia by Names in Original Language |
| 66 | 2014-10-17 | US States Bordering Only 4 Other States |
| 66 | 2017-04-06 | Country Borders with More than 1 Hour Different in Standard Time Zone |
| 65 | 2017-01-23 | Ten Capital Cities Longitudinally and Latitudinally Closest to Mysterious City, and Guess That City #42 |
| 65 | 2017-09-25 | 25 Most Populated Countries with Bicolour Flags |
| 64 | 2015-09-19 | 20 Largest Countries without the Word "of" in Their Official Names |
| 64 | 2017-01-09 | Ten Capital Cities Longitudinally and Latitudinally Closest to Mysterious City, and Guess That City #30 |
| 63 | 2016-02-01 | 20 Most Scoring Teams per Match in FIFA World Cup |
| 63 | 2014-03-01 | ICAO Codes of Flag Carrier Airlines #2 |
| 63 | 2017-01-17 | Ten Capital Cities Longitudinally and Latitudinally Closest to Mysterious City, and Guess That City #36 |
| 63 | 2015-03-08 | Try-to-Type Quiz #9: Try to Type Planet Names Backward |
| 63 | 2016-06-23 | Ceremonial County of England Sharing Border with Scotland or Wales |
| 62 | 2018-01-26 | 2017-18 EFL Championship Teams by Home Ground Postcode |
| 61 | 2014-12-11 | Which manga/amine does each character come from? |
| 61 | 2016-10-08 | Which County Is Each English City Located In? |
| 60 | 2015-10-06 | Countries and Cities with Royal Thai Embassies |
| 60 | 2015-08-21 | Cities Holding Most Attended FIFA World Cup Matches |
| 59 | 2016-06-04 | Teams Playing Final Match of European Cup or UEFA Champions League in Their Home Country |
| 59 | 2017-01-21 | Ten Capital Cities Longitudinally and Latitudinally Closest to Mysterious City, and Guess That City #40 |
| 59 | 2015-08-22 | Cities of UK from Japanese to English |
| 59 | 2017-01-03 | Ten Capital Cities Longitudinally and Latitudinally Closest to Mysterious City, and Guess That City #26 |
| 58 | 2013-06-21 | Mayday (Air Crash Investigation) Episodes |
| 58 | 2017-01-11 | Ten Capital Cities Longitudinally and Latitudinally Closest to Mysterious City, and Guess That City #31 |
| 58 | 2017-01-12 | Ten Capital Cities Longitudinally and Latitudinally Closest to Mysterious City, and Guess That City #32 |
| 58 | 2017-01-09 | Ten Capital Cities Longitudinally and Latitudinally Closest to Mysterious City, and Guess That City #38 |
| 57 | 2015-12-04 | Try-to-Type Quiz #11/2 - European Capitals with First and Last Letters from Their Countries Instead |
| 57 | 2017-01-16 | Ten Capital Cities Longitudinally and Latitudinally Closest to Mysterious City, and Guess That City #35 |
| 57 | 2015-09-07 | Major Cities from Japanese to English |
| 57 | 2014-08-05 | Capitals Containing Only One-Scrabble-Point Letters (A, E, I, L, N, O, R, S, T and U) |
| 56 | 2016-02-22 | Symbols of Elements Hidden in the Quote - #1 |
| 56 | 2014-07-17 | Full Name of Bangkok (Alphabets) |
| 56 | 2016-06-23 | FIFA Nations from the United Kingdom |
| 56 | 2014-05-24 | 20 Countries With the Most Aviation Fatalities |
| 55 | 2015-12-31 | Capitals of Monarch Countries |
| 55 | 2014-08-04 | 24 Capitals with Most Scrabble Points per Letter |
| 55 | 2014-07-29 | Japanese Prefectures Without Letter "A" |
| 54 | 2015-09-19 | Guess Anime Character Names by Japanese Letters - Male |
| 54 | 2018-06-01 | 10 Largest Countries with Circle in Their Flags |
| 54 | 2017-01-22 | Ten Capital Cities Longitudinally and Latitudinally Closest to Mysterious City, and Guess That City #41 |
| 54 | 2015-11-25 | Chinese Provinces and Autonomous Regions from Japanese to English |
| 54 | 2017-11-16 | All Teams ALMOST Played in FIFA World Cup |
| 53 | 2017-01-14 | Ten Capital Cities Longitudinally and Latitudinally Closest to Mysterious City, and Guess That City #34 |
| 52 | 2017-05-24 | Capitals of 1970 FIFA World Cup Teams |
| 52 | 2017-05-04 | Capitals of 1986 FIFA World Cup Teams |
| 52 | 2017-05-29 | 30 Largest Cities in CJKT Countries by Chinese Character Names |
| 51 | 2018-07-16 | On the Route to Glory - 2010 FIFA World Cup - Spain |
| 51 | 2016-01-09 | FIFA World Cup - Matches between Neighbours |
| 51 | 2016-03-04 | Japanese Place Names in J.League Team Names |
| 50 | 2017-09-10 | 20 Northernmost English League Clubs |
| 50 | 2015-12-11 | Alphabetically Alternated 4-Letter Countries and Capitals: Starting from Apia |
| 50 | 2017-02-01 | English League Teams from South East England |
| 50 | 2016-07-08 | Neighbour Battles: Copa América Centenario |
| 50 | 2018-01-24 | 2017-18 English Premier League Teams by Home Ground Postcode |
| 50 | 2016-07-14 | Olympic Nations Starting with R |
| 50 | 2014-10-28 | Designated Cities of Japan |
| 49 | 2017-01-20 | Ten Capital Cities Longitudinally and Latitudinally Closest to Mysterious City, and Guess That City #39 |
| 49 | 2015-09-19 | 10 Largest Countries with Only Vertical Stripes in Their Flags |
| 49 | 2015-12-17 | Alphabetically Alternated 9-Letter Countries and Capitals: Starting from Amsterdam |
| 49 | 2017-03-26 | 16 Northernmost UEFA Members |
| 49 | 2016-05-20 | Four Letter Words with Two Letters Changed #3 |
| 48 | 2016-03-04 | First and Last 25 Countries Alphabetically in Polish |
| 47 | 2014-12-05 | Chinese Airports |
| 47 | 2017-06-25 | Translate Capital Names from Latin to English #1 |
| 47 | 2017-03-26 | 16 Southernmost UEFA Members |
| 46 | 2017-05-27 | Capitals of 1966 FIFA World Cup Teams |
| 46 | 2015-09-27 | Capitals with No More Than One Letter Shown #2 |
| 44 | 2015-09-07 | African Capital Cities from Japanese to English |
| 43 | 2017-05-06 | Capitals of 1982 FIFA World Cup Teams |
| 43 | 2017-03-26 | 16 Easternmost UEFA Members |
| 43 | 2017-05-20 | Capitals of 1974 FIFA World Cup Teams |
| 43 | 2017-07-20 | Translate Capital Names from Latin to English #2 |
| 43 | 2015-12-13 | Alphabetically Alternated 6-Letter Countries and Capitals: Starting from Angola |
| 41 | 2017-03-26 | 16 Westernmost UEFA Members |
| 41 | 2015-12-03 | Try-to-Type Quiz #12/1 - Asian Capitals without Already Typed Alphabets |
| 41 | 2016-07-10 | Octagon Word Game |
| 41 | 2016-02-21 | Which Elements Are in Here? |
| 40 | 2016-11-01 | Countries Starting with Different Letters in French (from English) |
| 39 | 2017-11-30 | All Mahjong Tiles in A Set |
| 39 | 2018-02-25 | Capitals of 1938 FIFA World Cup Teams |
| 39 | 2016-03-04 | First and Last 25 Countries Alphabetically in French |
| 38 | 2018-02-24 | Capitals of 1950 FIFA World Cup Teams |
| 38 | 2014-07-31 | Country Without Pairs of Adjacent Alphabets |
| 38 | 2017-05-12 | Capitals of 1978 FIFA World Cup Teams |
| 38 | 2014-08-28 | Things Called by Thai People |
| 37 | 2016-06-24 | FIFA Nations from the United States |
| 36 | 2018-07-16 | On the Route to Glory - 2018 FIFA World Cup - France |
| 36 | 2016-01-15 | World Capitals on the Closest Latitude as US State Capitals |
| 35 | 2018-03-15 | Prefectures of Japan - Flags at Hints |
| 35 | 2015-11-02 | Five Shortest Official Country Names by Continent - with Other Words |
| 35 | 2016-05-03 | Country with (at least one of) Official Language Names Shorter than the Name Itself |
| 35 | 2018-02-22 | Capitals of 1954 FIFA World Cup Teams |
| 34 | 2016-07-15 | Olympic Nations Starting with S |
| 34 | 2016-06-10 | Capitals of FIFA Member Countries - No Country Names |
| 33 | 2015-12-03 | Try-to-Type Quiz #11/1 - Asian Capitals with First and Last Letters from Their Countries Instead |
| 33 | 2016-06-08 | English (and Welsh) Place Names in English League Team Names |
| 33 | 2015-12-23 | Airline Names from Thai to English |
| 32 | 2015-01-31 | 20 Deadliest Commercial Aircraft Disasters in the United States |
| 31 | 2015-11-28 | Provinces of Thailand |
| 31 | 2015-09-26 | Capitals with No More Than One Letter Shown #1 |
| 30 | 2016-03-04 | First and Last 25 Countries Alphabetically in Italian |
| 30 | 2018-02-18 | Capitals of 1962 FIFA World Cup Teams |
| 29 | 2016-05-06 | Four Letter Words with Two Letters Changed #2 |
| 29 | 2016-06-26 | 12 Countries Closest to UEFA Euro 2004 |
| 29 | 2016-03-23 | Five Closest Countries to 2002 FIFA World Cup by Confederation |
| 29 | 2015-09-05 | South American Capitals from Japanese to English |
| 29 | 2016-03-04 | First and Last 25 Countries Alphabetically in German |
| 28 | 2014-08-29 | Sorting Elements by Atomic Numbers |
| 28 | 2016-06-11 | Capitals of UEFA Member Countries - No Country Names |
| 27 | 2018-02-19 | Capitals of 1958 FIFA World Cup Teams |
| 27 | 2014-10-19 | Countries in DVD Region 2 |
| 26 | 2016-02-21 | Guess Anime Titles from Thai Titles |
| 26 | 2015-09-19 | Guess Anime Character Names by Japanese Letters - Female |
| 26 | 2018-03-26 | British Cities by Famous Landmarks #1 |
| 25 | 2018-07-26 | Chemical Elements by Alternative Meaning of Symbols |
| 25 | 2015-12-19 | Guess Countries by Only Stars on Flag - Easy Version #2 |
| 25 | 2014-10-28 | Core Cities of Japan |
| 24 | 2015-09-02 | National Teams whose FIFA Codes Anagram to Each Other |
| 23 | 2016-07-13 | FIFA Nations Starting with S |
| 23 | 2015-09-06 | Oceanian Capitals from Japanese to English |
| 23 | 2018-03-27 | British Cities by Famous Landmarks #2 |
| 22 | 2016-06-01 | FIFA Members Whose First 3 Letters is also FIFA Country Code |
| 20 | 2014-09-02 | Twin Towns and Sister Cities of Bangkok, Thailand |
| 20 | 2016-02-20 | Guess Movie Titles from Thai Titles |
| 17 | 2016-10-16 | Prefectures of Japan with Four Letters or Shorter |
| 17 | 2016-08-17 | Olympic Country Code of Teams from the Americas |
| 17 | 2016-06-26 | Capitals of CONCACAF Member Countries - No Country Names |
| 17 | 2014-06-24 | Hosts of International Chemistry Olympiad |
| 16 | 2013-06-21 | Full Name of Bangkok |
| 16 | 2016-06-12 | Capitals of AFC Member Countries - No Country Names |
| 16 | 2016-08-18 | Olympic Country Code of Teams from Oceania and Independent Athletes |
| 16 | 2014-06-22 | City Names in Thai |
| 16 | 2014-10-19 | Countries in DVD Region 3 |
| 15 | 2015-08-23 | Countries of the World from Thai to English (First Letter Given) |
| 14 | 2016-06-25 | Capitals of CAF Member Countries - No Country Names |
| 12 | 2014-05-28 | World Cup Mascots |
| 10 | 2018-02-25 | Capitals of 1995 FIFA Women's World Cup Teams |
| 10 | 2016-01-14 | Four-digit Perfect Powers |
| 10 | 2015-10-21 | 5 Largest and 5 Smallest Island Games Nations |
| 10 | 2015-11-08 | Aviation Disasters With More Than 200 Fatalities |
| 9 | 2014-08-13 | Notable Aviation Incidents Without Fatalities |
| 7 | 2016-12-17 | Prefectures of Japan with Eight Letters |
