| Quiz | Points | Best | Rating | Takes |
|---|
| Countries of the World Quiz | 0 | - | 5.00 | 34,107,334 |
| Country Shape Quiz #1 | 0 | - | 4.91 | 735,157 |
| Country Shape Quiz #2 | 0 | - | 4.94 | 343,378 |
| Country Shape Quiz #3 | 0 | - | 4.94 | 245,878 |
| Country Shape Quiz #4 | 0 | - | 4.90 | 179,810 |
| Biggest Countries by Population | 0 | - | 4.99 | 1,165,693 |
| Biggest Countries by Area | 0 | - | 4.99 | 827,437 |
| Countries with the Highest Life Expectancy | 0 | - | 4.84 | 163,668 |
| Countries with the Highest Maximum Elevation | 0 | - | 4.95 | 151,607 |
| Spanish-Speaking Countries Quiz | 0 | - | 4.91 | 295,040 |
| Biggest Lakes in the World | 0 | - | 4.52 | 69,804 |
| Island Countries Quiz | 0 | - | 4.99 | 576,225 |
| Northernmost Countries Quiz | 0 | - | 4.98 | 293,814 |
| Southernmost Countries of the World | 0 | - | 4.99 | 181,909 |
| Majority Muslim Countries | 0 | - | 4.96 | 281,237 |
| Countries with the Most Borders | 0 | - | 4.96 | 317,534 |
| Countries with the Longest Coastlines | 0 | - | 4.85 | 352,441 |
| Cities on a Map of the Great Lakes | 0 | - | 4.38 | 37,075 |
| Countries That Border Russia | 0 | - | 4.98 | 367,522 |
| Natural Features of Countries #1 | 0 | - | 4.84 | 72,156 |
| Countries and Languages Quiz | 0 | - | 4.86 | 215,311 |
| Countries with the Most Billionaires | 0 | - | 4.93 | 255,186 |
| Landlocked Countries Quiz | 0 | - | 4.99 | 286,331 |
| Mediterranean Countries Quiz | 0 | - | 4.99 | 172,287 |
| Countries by Borders #1 | 0 | - | 5.00 | 154,120 |
| Commonwealth of Nations Countries | 0 | - | 4.92 | 205,013 |
| Smallest Countries by Population and Area | 0 | - | 4.99 | 306,273 |
| Biggest City by River | 0 | - | 4.38 | 48,316 |
| Countries with the Most Tourists Quiz | 0 | - | 4.92 | 300,679 |
| One Border Countries | 0 | - | 4.98 | 358,414 |
| NATO Countries Quiz | 0 | - | 4.97 | 201,560 |
| EU Countries Quiz | 0 | - | 4.99 | 206,731 |
| Countries of Europe Quiz | 0 | - | 5.00 | 2,463,316 |
| Countries of Asia Quiz | 0 | - | 5.00 | 1,248,724 |
| Countries that Start with A | 0 | - | 4.96 | 1,626,911 |
| Countries that Start with B | 0 | - | 4.94 | 1,764,453 |
| Countries that Start with C | 0 | - | 4.95 | 1,398,106 |
| Countries that Start with D | 0 | - | 4.96 | 462,600 |
| Countries that Start with E | 0 | - | 4.93 | 1,031,009 |
| Countries that Start with G | 0 | - | 4.95 | 1,128,310 |
| Countries that Start with H | 0 | - | 4.92 | 389,762 |
| Countries that Start with I | 0 | - | 4.90 | 975,271 |
| Countries that Start with J | 0 | - | 4.96 | 393,038 |
| Countries that Start with K | 0 | - | 4.95 | 570,841 |
| Countries that Start with L | 0 | - | 4.98 | 812,081 |
| Countries that Start with N | 0 | - | 4.90 | 833,347 |
| Countries that Start with P | 0 | - | 4.94 | 921,022 |
| Countries that Start with R | 0 | - | 4.41 | 299,179 |
| Countries that Start with S | 0 | - | 4.97 | 1,354,447 |
| Countries that Start with T | 0 | - | 4.89 | 757,810 |
| Countries that Start with U | 0 | - | 4.97 | 683,721 |
| Countries that Start with V | 0 | - | 4.97 | 455,500 |
| Countries that Start with F | 0 | - | 4.76 | 423,093 |
| Countries that Start with M | 0 | - | 4.95 | 1,058,857 |
| Countries that Border China | 0 | - | 4.97 | 211,831 |
| Countries that Produce the Most Wine | 0 | - | 4.88 | 164,787 |
| Countries in World War I | 0 | - | 4.92 | 182,568 |
| Countries with Four Letters | 0 | - | 4.99 | 320,768 |
| Countries of Africa | 0 | - | 5.00 | 1,730,261 |
| Countries of South America | 0 | - | 5.00 | 621,761 |
| Countries of North America Quiz | 0 | - | 5.00 | 705,005 |
| Countries of Oceania | 0 | - | 5.00 | 711,220 |
| "Stan" Countries Quiz | 0 | - | 4.96 | 155,133 |
| Countries That Touch the Baltic Sea | 0 | - | 4.99 | 93,146 |
| Countries with the Most Military Troops | 0 | - | 4.93 | 206,017 |
| Countries Bordering France | 0 | - | 4.90 | 308,766 |
| Countries with Nuclear Weapons | 0 | - | 4.90 | 199,262 |
| Countries Bordering Germany | 0 | - | 4.99 | 291,847 |
| Most Populous Countries A-Z | 0 | - | 4.98 | 252,821 |
| Landforms by Country Quiz | 0 | - | 4.52 | 48,473 |
| Countries by Clue #1 | 0 | - | 4.89 | 195,654 |
| Countries with Five Letters Quiz | 0 | - | 4.92 | 192,157 |
| Countries with Six Letters Quiz | 0 | - | 4.93 | 157,715 |
| Rivers by City Quiz | 0 | - | 4.38 | 20,490 |
| Famous Rivers | 0 | - | 4.56 | 82,577 |
| Independence from Whom | 0 | - | 4.99 | 152,756 |
| Famous Lakes Quiz | 0 | - | 4.41 | 20,849 |
| Lakes in the United States Quiz | 0 | - | 4.20 | 12,630 |
| Countries with Z | 0 | - | 4.99 | 222,829 |
| "Land" Countries | 0 | - | 4.98 | 264,580 |
| Countries with the Shortest Coastlines | 0 | - | 4.90 | 48,796 |
| European Countries by Clue | 0 | - | 4.94 | 154,283 |
| Rivers on Borders | 0 | - | 4.15 | 20,894 |
| Answers Contain Sea | 0 | - | 3.79 | 25,649 |
| Richest Countries by Per-Capita GDP | 0 | - | 4.94 | 206,691 |
| Most Populous Countries in 2050 | 0 | - | 4.92 | 173,194 |
| City to River #1 | 0 | - | 4.46 | 22,781 |
| Countries with the Longest Total Borders | 0 | - | 4.98 | 246,431 |
| African Great Lakes | 0 | - | 4.56 | 35,715 |
| World's Longest Rivers | 0 | - | 4.86 | 86,742 |
| Natural Features of Countries #2 | 0 | - | 4.64 | 31,276 |
| Countries with the Most Sheep | 0 | - | 4.84 | 75,214 |
| Megadiverse Countries | 0 | - | 4.95 | 117,075 |
| Rivers A-Z | 0 | - | 4.26 | 29,260 |
| City to River #2 - Difficult | 0 | - | 4.43 | 12,428 |
| U.S. States Bordering the Great Lakes | 0 | - | 4.59 | 13,489 |
| Northernmost Countries A-Z | 0 | - | 4.99 | 156,206 |
| Black Sea Countries | 0 | - | 4.90 | 52,063 |
| Countries that Catch the Most Fish | 0 | - | 4.85 | 90,110 |
| Axis Occupied Countries of WWII | 0 | - | 4.99 | 181,360 |
| Top Countries for Shark Attacks | 0 | - | 4.52 | 38,576 |
| Countries With the Most Languages | 0 | - | 4.90 | 150,149 |
| Countries Closest to Canada | 0 | - | 4.93 | 156,324 |
| Countries Closest to Spain | 0 | - | 4.96 | 170,126 |
| Countries Closest to the Aegean Sea | 0 | - | 4.52 | 51,343 |
| Countries Ending in "IA" | 0 | - | 4.99 | 150,057 |
| Seas of Europe | 0 | - | 4.24 | 73,811 |
| Countries with Wild Tigers | 0 | - | 4.96 | 99,349 |
| Top Five Countries By Category #1 | 0 | - | 4.99 | 342,045 |
| Countries with Wild Penguins | 0 | - | 4.89 | 74,056 |
| Most Populous River Basins | 0 | - | 4.64 | 34,398 |
| Five Closest Countries by Country #1 | 0 | - | 5.00 | 193,780 |
| Countries by First Two Letters in 90 Seconds | 0 | - | 4.94 | 4,320,413 |
| African Physical Geography | 0 | - | 4.54 | 27,105 |
| Asian Physical Geography | 0 | - | 4.49 | 30,715 |
| South American Physical Geography | 0 | - | 4.51 | 15,074 |
| Caspian Sea Countries | 0 | - | 4.91 | 44,562 |
| North Sea Countries | 0 | - | 4.90 | 72,158 |
| Five Closest Countries by Country #2 | 0 | - | 5.00 | 162,858 |
| Top 10 U.S. States with the Longest Coastline | 0 | - | 4.39 | 44,311 |
| Five Biggest Countries by Continent | 0 | - | 4.99 | 168,515 |
| Five Most Populated Countries by Continent | 0 | - | 4.99 | 224,408 |
| Countries Closest to the United Kingdom A-Z | 0 | - | 4.94 | 150,330 |
| First Five Countries Alphabetically by Continent | 0 | - | 4.94 | 172,813 |
| Five Countries with the Longest Coastline by Continent | 0 | - | 4.97 | 92,383 |
| Country Chain | 0 | - | 4.92 | 156,502 |
| 10 Longest Rivers in the United States | 0 | - | 4.78 | 30,742 |
| Countries of Europe - One Minute Sprint | 0 | - | 4.83 | 995,766 |
| Countries That Touch the Adriatic Sea | 0 | - | 4.97 | 59,433 |
| Countries That Touch the Red Sea | 0 | - | 4.89 | 56,187 |
| World Map without 12 Countries | 0 | - | 4.96 | 278,333 |
| Great Lakes Quiz | 0 | - | 4.71 | 40,376 |
| Seas that Touch the Most Countries | 0 | - | 4.56 | 81,810 |
| South China Sea Countries | 0 | - | 4.89 | 48,929 |
| Every Country Shape | 0 | - | 4.99 | 312,786 |
| Countries by Borders in 90 Seconds | 0 | - | 4.99 | 2,874,067 |
| Where Do Musk Oxen Live? | 0 | - | 4.57 | 12,648 |
| Top 50 Countries by Population - In Order | 0 | - | 4.96 | 217,280 |
| Countries with Megacities | 0 | - | 4.99 | 175,265 |
| Every European Country Shape | 0 | - | 4.94 | 152,310 |
| Top 10 Biggest African Countries by Area | 0 | - | 4.99 | 165,024 |
| Top 10 Asian Countries by Coastline | 0 | - | 4.92 | 78,644 |
| Top 10 American Countries by Coastline | 0 | - | 4.94 | 64,844 |
| Top 10 European Countries by Coastline | 0 | - | 4.84 | 114,546 |
| Top 10 African Countries by Coastline | 0 | - | 4.30 | 41,954 |
| Divided Country Name Puzzle #1 | 0 | - | 4.99 | 169,907 |
| Largest Rivers by Discharge | 0 | - | 4.49 | 13,079 |
| Top 10 Most Populous European Countries | 0 | - | 4.97 | 167,988 |
| Major U.S. Rivers with State Names | 0 | - | 4.49 | 31,702 |
| All Countries of the World by Area with Hints | 0 | - | 4.95 | 152,563 |
| Countries of the World with an Empty Map | 0 | - | 5.00 | 2,642,330 |
| Longest Rivers in the UK | 0 | - | 4.36 | 11,853 |
| Layers of the Earth and Atmosphere | 0 | - | 4.97 | 35,908 |
| Countries by Borders in 90 Seconds with an Empty Map | 0 | - | 4.94 | 191,370 |
| States and Provinces that Touch the Great Lakes | 0 | - | 4.50 | 25,677 |
| One Country By Letter By Continent | 0 | - | 4.99 | 35,829 |
| Largest Countries with No Borders | 0 | - | 4.97 | 163,346 |
| World's Longest Rivers on a Map | 0 | - | 4.91 | 66,805 |
| Seas on the World Map | 0 | - | 4.98 | 105,533 |
| Gulfs and Bays on the World Map | 0 | - | 4.46 | 22,797 |
| Shortest Country Name A-Z | 0 | - | 4.99 | 171,240 |
| Countries by Capitals and Borders in 90 Seconds | 0 | - | 4.88 | 175,919 |
| Ten Highest Ranking FIFA Countries by Year | 0 | - | 4.96 | 187,702 |
| Rivers that Flow through the Most Countries | 0 | - | 4.47 | 33,617 |
| Top 15 Countries with the Most Cows | 0 | - | 4.78 | 82,635 |
| Bay of Bengal Countries With an Empty Map | 0 | - | 4.72 | 64,389 |
| Top 10 Languages Spoken in Europe | 0 | - | 4.95 | 159,628 |
| Countries with NO Snakes | 0 | - | 4.42 | 43,166 |
| Bodies of Water around the Arabian Peninsula | 0 | - | 4.64 | 30,430 |
| Countries Farthest From the Sea | 0 | - | 4.98 | 50,079 |
| Capital Cities by Body of Water | 0 | - | 4.87 | 48,853 |
| Animal Populations of Countries | 0 | - | 4.45 | 36,162 |
| African Great Lake Countries with an Empty Map | 0 | - | 4.98 | 51,014 |
| Rivers of Europe Quiz | 0 | - | 4.87 | 39,433 |
| Rivers of The United States Quiz | 0 | - | 4.87 | 40,714 |
| Mekong River Countries Empty Map Quiz | 0 | - | 4.86 | 41,849 |
| Mississippi River States Empty Map Quiz | 0 | - | 4.87 | 43,518 |
| Bodies of Water by Cities | 0 | - | 4.77 | 23,606 |
| Countries with the Most Wolves | 0 | - | 4.89 | 69,110 |
| Bodies of Water by Satellite Image #1 | 0 | - | 4.16 | 52,761 |
| Bodies of Water by Satellite Image #2 | 0 | - | 4.14 | 16,240 |
| Flags of the Countries that Start with A | 0 | - | 4.93 | 90,223 |
| Countries with Fjords | 0 | - | 4.94 | 71,340 |
| Countries With The Most Bird Species | 0 | - | 4.74 | 3,462 |
| Flags of the Countries that Start with C | 0 | - | 4.94 | 99,328 |
| Countries with the Most Venomous Animal Species | 0 | - | 4.87 | 59,631 |
| Flags of the Countries that Start with I | 0 | - | 4.95 | 116,359 |
| Countries that Start with C - Shape Quiz | 0 | - | 4.71 | 61,563 |
| Countries that Start with I - Shape Quiz | 0 | - | 4.91 | 84,972 |
| Draw All Country Borders and Borderless Countries | 0 | - | 4.98 | 111,822 |
| Indian Ocean General Knowledge | 0 | - | 4.43 | 19,321 |
| Atlantic Ocean General Knowledge | 0 | - | 4.50 | 17,865 |
| Countries that Start with N - Shape Quiz | 0 | - | 4.92 | 61,905 |
| Countries that Start with P - Shape Quiz | 0 | - | 4.82 | 61,410 |
| Seas of the World | 0 | - | 5.00 | 97,573 |
| Countries by Emojis | 0 | - | 4.99 | 158,076 |
| Countries in Random Squares of the World Map | 0 | - | 4.99 | 247,328 |
| Random Flag to Country | 0 | - | 4.99 | 387,135 |
| European Countries with NO Wolves | 0 | - | 4.46 | 40,404 |
| Capitals by River | 0 | - | 4.50 | 29,945 |
