| Quiz | Points | Best | Rating | Takes |
|---|
| Planets of the Solar System Quiz | 0 | - | 4.88 | 927,019 |
| Most Popular Fast Food Restaurants | 0 | - | 4.16 | 533,291 |
| 7 Deadly Sins Quiz | 0 | - | 4.82 | 317,522 |
| World Currency Quiz | 0 | - | 4.90 | 199,653 |
| Regions of Countries #1 | 0 | - | 4.96 | 137,306 |
| American TV Commercials | 0 | - | 4.03 | 27,609 |
| Car Brands Quiz #1 | 0 | - | 3.95 | 162,670 |
| Countries with the Most Billionaires | 0 | - | 4.93 | 255,088 |
| Islands by Country #1 | 0 | - | 4.86 | 149,202 |
| U.S. Chain Restaurant Menu | 0 | - | 3.98 | 129,163 |
| Companies by Country #1 | 0 | - | 4.34 | 77,033 |
| U.S. Synonymous Trademarks | 0 | - | 4.04 | 64,535 |
| Fast Math - Addition | 0 | - | 4.82 | 411,323 |
| Roman Numeral Decoding Quiz | 0 | - | 4.84 | 340,810 |
| Famous Billionaires | 0 | - | 4.08 | 62,204 |
| Busiest Container Ports Quiz | 0 | - | 4.06 | 34,097 |
| Cities with the Biggest Economies | 0 | - | 4.91 | 107,250 |
| Brand-Name Animals Quiz | 0 | - | 4.15 | 68,010 |
| World's Biggest Airlines Quiz | 0 | - | 4.29 | 82,820 |
| Countries with the Biggest Economies by GDP | 0 | - | 4.71 | 237,644 |
| Top Crude Oil Producing Countries | 0 | - | 4.84 | 144,952 |
| Countries that Produce the Most Wine | 0 | - | 4.88 | 164,737 |
| Countries with Four Letters | 0 | - | 4.99 | 320,651 |
| Disney Animated Characters | 0 | - | 4.81 | 529,577 |
| Countries with the Most Exports | 0 | - | 4.96 | 111,779 |
| Best Selling Sodas Quiz | 0 | - | 3.00 | 170,056 |
| Ultimate Harry Potter Name Game | 0 | - | 4.96 | 426,527 |
| U.S. Cities with the Biggest Economies | 0 | - | 4.88 | 53,353 |
| Brand Name Vocabulary | 0 | - | 4.16 | 34,948 |
| Political Movements by Country | 0 | - | 4.49 | 61,857 |
| Largest Economies in 2050 | 0 | - | 4.90 | 88,373 |
| Most Valuable Brands Quiz | 0 | - | 4.29 | 114,028 |
| Top Oil Reserve Countries | 0 | - | 4.91 | 59,041 |
| U.S. Senators by State | 0 | - | 4.43 | 24,511 |
| Richest Countries by Per-Capita GDP | 0 | - | 4.94 | 206,226 |
| Star Wars Quotes | 0 | - | 4.86 | 136,463 |
| Countries by Oil Consumption | 0 | - | 4.95 | 103,771 |
| Geography General Knowledge #1 | 0 | - | 4.39 | 206,973 |
| Geography General Knowledge #2 | 0 | - | 4.39 | 143,075 |
| Geography General Knowledge #3 | 0 | - | 4.44 | 98,227 |
| Geography General Knowledge #4 | 0 | - | 4.38 | 145,711 |
| Geography General Knowledge #5 | 0 | - | 4.19 | 117,780 |
| Geography General Knowledge #6 | 0 | - | 4.47 | 116,005 |
| Geography General Knowledge #7 | 0 | - | 4.28 | 124,062 |
| Geography General Knowledge #8 | 0 | - | 4.42 | 113,211 |
| Geography General Knowledge #9 | 0 | - | 4.22 | 100,761 |
| Geography General Knowledge #10 | 0 | - | 4.34 | 121,574 |
| First Names of U.S. Presidents | 0 | - | 4.87 | 295,930 |
| Double Letters A-Z | 0 | - | 4.44 | 23,254 |
| Random Capital to Country | 0 | - | 4.99 | 2,070,039 |
| Companies by Country #2 | 0 | - | 4.38 | 23,706 |
| Word Scramble - U.S. States | 0 | - | 4.94 | 389,442 |
| Random Country to Capital | 0 | - | 4.98 | 693,270 |
| Geographic Groups of Two #1 | 0 | - | 4.97 | 191,204 |
| Top 10 Richest Countries in Africa | 0 | - | 4.74 | 44,308 |
| Countries with the Highest Taxes | 0 | - | 4.35 | 77,748 |
| Biggest Trading Partners - US | 0 | - | 4.64 | 83,638 |
| Top U.S. States in Crude Oil Production | 0 | - | 4.51 | 26,184 |
| Top Five Countries By Category #1 | 0 | - | 4.99 | 341,917 |
| Top Five Countries By Category #2 | 0 | - | 4.89 | 136,414 |
| Country Decoders #1 | 0 | - | 4.35 | 37,020 |
| Country Decoders #2 | 0 | - | 3.95 | 23,324 |
| Top 100 Harry Potter Characters by Mention | 0 | - | 4.95 | 300,059 |
| Biggest Export Partners For Every Country | 0 | - | 4.98 | 32,752 |
| Richest Countries A-Z | 0 | - | 4.96 | 63,452 |
| Five Richest Countries by Continent | 0 | - | 4.54 | 156,579 |
| Geography General Knowledge #11 | 0 | - | 4.39 | 81,013 |
| Geography General Knowledge #12 | 0 | - | 4.64 | 88,892 |
| Top 10 Solar Power Countries | 0 | - | 4.79 | 51,354 |
| Countries with the Most Millionaires | 0 | - | 4.81 | 74,099 |
| Country Chain | 0 | - | 4.92 | 156,439 |
| U.S. Geography General Knowledge #1 | 0 | - | 4.14 | 25,198 |
| U.S. Geography General Knowledge #2 | 0 | - | 4.20 | 21,708 |
| U.S. Geography General Knowledge #3 | 0 | - | 4.14 | 30,345 |
| U.S. Geography General Knowledge #4 | 0 | - | 4.19 | 27,801 |
| Europe Geography Quiz #1 | 0 | - | 4.48 | 60,444 |
| Europe Geography Quiz #2 | 0 | - | 4.47 | 60,621 |
| Countries of Europe - One Minute Sprint | 0 | - | 4.83 | 995,387 |
| Europe Geography Quiz #3 | 0 | - | 4.16 | 55,406 |
| Europe Geography Quiz #4 | 0 | - | 4.50 | 60,282 |
| Europe Geography Quiz #5 | 0 | - | 4.43 | 41,636 |
| Asia Geography Quiz #1 | 0 | - | 4.80 | 45,609 |
| Marvel Cinematic Universe - All Movies | 0 | - | 4.90 | 219,044 |
| Five Biggest Economies by Continent | 0 | - | 4.97 | 144,019 |
| Asia Geography Quiz #2 | 0 | - | 4.43 | 41,148 |
| Asia Geography Quiz #3 | 0 | - | 4.41 | 28,175 |
| South American Geography Quiz #1 | 0 | - | 4.52 | 27,928 |
| South American Geography Quiz #2 | 0 | - | 4.64 | 33,308 |
| British Geography Quiz #1 | 0 | - | 4.42 | 41,192 |
| Africa Geography Quiz #1 | 0 | - | 4.91 | 36,521 |
| Africa Geography Quiz #2 | 0 | - | 4.55 | 27,507 |
| Oceania Geography Quiz | 0 | - | 4.51 | 18,551 |
| Brand Logos Quiz #1 | 0 | - | 4.66 | 1,684,266 |
| Brand Logos Quiz #2 | 0 | - | 4.67 | 1,174,449 |
| European Cities with the Biggest Economies | 0 | - | 4.47 | 30,680 |
| Top 10 Richest U.S. States by Median Income | 0 | - | 4.39 | 96,960 |
| Brand Logos Quiz #3 | 0 | - | 4.30 | 857,000 |
| Brand Logos Quiz #5 | 0 | - | 4.28 | 733,034 |
| Brand Logos Quiz #4 | 0 | - | 4.37 | 690,279 |
| Countries by Borders in 90 Seconds with an Empty Map | 0 | - | 4.94 | 191,227 |
| Brand Logos Quiz #6 | 0 | - | 4.14 | 505,118 |
| World Countries by 10 Category Elimination #1 | 0 | - | 4.96 | 87,156 |
| World Countries by 10 Category Elimination #2 | 0 | - | 4.49 | 53,306 |
| Capitals of Countries with the Biggest Economies | 0 | - | 4.88 | 74,123 |
| Top 10 Biggest Economies in Africa | 0 | - | 4.99 | 97,395 |
| Top 10 Biggest Economies in Asia | 0 | - | 4.88 | 88,965 |
| Top 10 Biggest Economies in Europe | 0 | - | 4.97 | 137,250 |
| Top 10 Biggest Economies in the Americas | 0 | - | 4.92 | 71,759 |
| Countries With Highest GDP as a Percent of Continent | 0 | - | 4.96 | 64,264 |
| Top 10 Countries with the Most Exports per Capita | 0 | - | 4.66 | 24,622 |
| Countries with the Highest GDP per Square Kilometer | 0 | - | 4.91 | 53,914 |
| 10 U.S. States with the Highest Tax Burden | 0 | - | 4.14 | 20,860 |
| U.S. States or European Countries by GDP | 0 | - | 4.97 | 58,706 |
| Countries of the World with an Empty Map - Hard Version | 0 | - | 5.00 | 231,576 |
| Top 10 Countries by Per Capita Crude Oil Production | 0 | - | 4.45 | 38,299 |
| Countries with Shortest Maximum Distances to the Ocean | 0 | - | 4.07 | 16,599 |
| Richest Island Countries | 0 | - | 4.77 | 66,208 |
| Geography of the Spanish Empire | 0 | - | 4.36 | 31,899 |
| Large Countries with Small Economies | 0 | - | 4.89 | 48,708 |
| Biggest Trading Partners - UK | 0 | - | 4.87 | 48,826 |
| Biggest Trading Partners - South Africa | 0 | - | 4.84 | 33,233 |
| Biggest Trading Partners - Australia | 0 | - | 4.84 | 36,991 |
| Biggest Trading Partners - Turkey | 0 | - | 4.79 | 28,167 |
| Biggest Trading Partners - Russia | 0 | - | 4.64 | 29,107 |
| Biggest Trading Partners - Colombia | 0 | - | 4.65 | 20,809 |
| Biggest Trading Partners - China | 0 | - | 4.95 | 49,442 |
| Biggest Trading Partners - Spain | 0 | - | 4.92 | 32,641 |
| Biggest Trading Partners - Germany | 0 | - | 4.96 | 40,767 |
| Countries Richer Than Their Neighbors | 0 | - | 4.39 | 46,413 |
| Top 10 Richest Countries in Europe | 0 | - | 4.92 | 96,703 |
| Top 10 Richest Countries in Asia | 0 | - | 4.90 | 60,365 |
| Top 10 Richest Countries in the Americas | 0 | - | 4.85 | 56,002 |
| Oil Export Dependent Countries | 0 | - | 4.49 | 40,816 |
| Arms Exports - United States | 0 | - | 4.52 | 44,286 |
| Arms Exports - Russia | 0 | - | 4.25 | 11,818 |
| Divided World City Name Puzzle #1 | 0 | - | 4.90 | 29,629 |
| Top Net Food-Exporting Countries | 0 | - | 4.37 | 28,254 |
| Top Net Food-Importing Countries | 0 | - | 4.24 | 21,378 |
| Biggest Trading Partners - European Union | 0 | - | 4.92 | 55,968 |
| Bordering Countries with the Largest GDPs | 0 | - | 4.97 | 51,896 |
| Strongest Nation Brands | 0 | - | 4.42 | 29,214 |
| Countries by Emojis | 0 | - | 4.99 | 157,962 |
| Richest Countries Bordering Each Other | 0 | - | 4.99 | 93,283 |
| Countries in Random Squares of the World Map | 0 | - | 4.99 | 247,204 |
| Small Countries with Large Economies | 0 | - | 4.78 | 54,262 |
| Top 10 Geothermal Countries | 0 | - | 4.50 | 27,499 |
| Random Flag to Country | 0 | - | 4.99 | 386,905 |
| Random Geography General Knowledge Quiz | 0 | - | 4.42 | 95,582 |
| Name a Valid Country #1 | 0 | - | 4.99 | 171,882 |
| Random European Capital to Country | 0 | - | 4.97 | 128,284 |
| Countries with the Largest Merchant Navies | 0 | - | 4.46 | 18,978 |
| Random General Knowledge - U.S. States | 0 | - | 4.41 | 35,032 |
| Cities by Wikipedia Descriptions #1 | 0 | - | 4.41 | 39,515 |
| Cities by Wikipedia Descriptions #2 | 0 | - | 4.47 | 27,047 |
| Name a Valid Country #2 | 0 | - | 4.97 | 150,463 |
| Colleges by U.S. State - Multiple Choice | 0 | - | 4.44 | 18,012 |
| Name a Valid Country #3 | 0 | - | 4.98 | 161,602 |
| Name a Valid U.S. State #1 | 0 | - | 4.90 | 147,838 |
| European Cities by Wikipedia Descriptions | 0 | - | 4.47 | 36,782 |
| Corporations by U.S. State - Multiple Choice | 0 | - | 4.07 | 9,090 |
| Random Countries on the World Map | 0 | - | 5.00 | 1,091,535 |
| Category Elimination - Countries #1 | 0 | - | 4.99 | 239,457 |
| Category Elimination - Countries #2 | 0 | - | 4.98 | 173,991 |
| Random Sequential U.S. States on a Map | 0 | - | 5.00 | 177,387 |
| Name a Valid European Country #1 | 0 | - | 4.98 | 158,609 |
| Category Elimination - Countries #3 | 0 | - | 4.98 | 166,761 |
| Category Elimination - U.S. States #1 | 0 | - | 4.87 | 158,214 |
| British Geography Quiz #3 | 0 | - | 4.49 | 24,236 |
| Rich Countries Bordering Poor Countries | 0 | - | 4.90 | 75,850 |
| Clothing Brand Logos | 0 | - | 4.15 | 141,502 |
| Brand Logos Quiz #7 | 0 | - | 4.26 | 406,707 |
| Category Elimination - Countries #4 | 0 | - | 4.99 | 142,326 |
| Brand Logos Quiz #8 | 0 | - | 4.24 | 345,143 |
| Category Elimination - U.S. States #2 | 0 | - | 4.82 | 93,879 |
| Asian Cities by Wikipedia Descriptions | 0 | - | 4.48 | 21,817 |
| Geography of Egypt | 0 | - | 4.57 | 17,291 |
| Random Sequential European Countries on a Map | 0 | - | 4.99 | 176,547 |
| Trillion Dollar U.S. Companies | 0 | - | 4.56 | 50,396 |
| Random U.S. States on a Map | 0 | - | 4.93 | 325,405 |
| Random European Countries on a Map | 0 | - | 4.98 | 212,195 |
| Random Brand Logos | 0 | - | 4.38 | 301,274 |
| European Map without 10 Random Countries | 0 | - | 4.98 | 213,497 |
| Random African Countries on a Map | 0 | - | 4.98 | 198,658 |
| Name a Valid Country #4 | 0 | - | 4.95 | 148,882 |
| World Map Without 20 Random Countries | 0 | - | 4.97 | 5,481,476 |
| World Map with 10 Random Extra Borders | 0 | - | 4.97 | 259,724 |
| Random Sequential African Countries on a Map | 0 | - | 5.00 | 99,099 |
| Random Sequential Asian Countries on a Map | 0 | - | 4.99 | 92,092 |
| Random Sequential Countries on the World Map | 0 | - | 5.00 | 379,686 |
| Category Elimination - Capital Cities #1 | 0 | - | 4.91 | 98,274 |
| French Geography Quiz #1 | 0 | - | 4.86 | 24,813 |
| Top 10 U.S. States by Manufacturing Employment | 0 | - | 4.47 | 25,584 |
| U.S. States Richer than Their Neighbors | 0 | - | 4.45 | 22,017 |
| Richest Metro Areas in the U.S. | 0 | - | 4.25 | 24,036 |
| Category Elimination - Countries #5 | 0 | - | 4.67 | 107,492 |
| Name a World Capital A-Z | 0 | - | 5.00 | 118,339 |
| Category Elimination - European Geography #1 | 0 | - | 4.96 | 168,251 |
| Geography of Spain | 0 | - | 4.43 | 17,587 |
| Soft Drink Brand Logos | 0 | - | 4.21 | 138,900 |
| Can You Name These 50 Random Countries? | 0 | - | 4.98 | 150,544 |
