| 1980s Movie Co-Stars | 0 | - | 4.17 | 15,881 |
| Former Flags | 0 | - | 4.97 | 108,881 |
| 1980s Movie Quotes | 0 | - | 4.08 | 42,741 |
| Highest Grossing 1980s Movies | 0 | - | 4.47 | 65,877 |
| Flags of Countries of the World in 1910 | 0 | - | 4.96 | 79,643 |
| World Map Without 20 Random Countries | 0 | - | 4.99 | 8,421,018 |
| Monty Python Quotes | 0 | - | 4.89 | 42,637 |
| Highest Grossing 1960s Movies | 0 | - | 4.45 | 22,857 |
| Movies by Year, 1950–1969 | 0 | - | 4.48 | 22,141 |
| 1960s Celebrities by Picture #1 | 0 | - | 4.27 | 70,840 |
| 1960s Celebrities by Picture #2 | 0 | - | 4.26 | 51,737 |
| 1970s Celebrities by Picture #1 | 0 | - | 4.20 | 58,339 |
| 1970s Celebrities by Picture #2 | 0 | - | 4.21 | 51,033 |
| Countries with Four Letters - Shape Quiz | 0 | - | 4.97 | 102,065 |
| Random Countries on the World Map | 0 | - | 5.00 | 1,562,649 |
| Random Country Shape to Country | 0 | - | 4.90 | 115,966 |
| 1970s Movie Trivia | 0 | - | 4.28 | 21,862 |
| 1960s Movie Trivia | 0 | - | 4.26 | 18,442 |
| 2000s Movie Co-Stars | 0 | - | 4.33 | 40,091 |
| 1990s Movie Quotes | 0 | - | 4.36 | 107,428 |
| 1960s Catchphrases | 0 | - | 4.14 | 105,165 |
| Random Sequential Countries on the World Map | 0 | - | 5.00 | 527,368 |
| Random Sequential Countries on the World Map - Hard Version | 0 | - | 5.00 | 76,719 |
| Random Countries on the Borderless World Map | 0 | - | 4.99 | 186,270 |
| Countries in Random Rings of the World Map | 0 | - | 4.99 | 87,926 |
| Countries in Hexagons of the World Map | 0 | - | 4.99 | 109,786 |
| Countries in Random Hexagons of the World Map | 0 | - | 4.94 | 135,699 |
| Countries in Squares of the World Map | 0 | - | 5.00 | 185,866 |
| Countries in Random Squares of the World Map | 0 | - | 4.99 | 340,450 |
| Countries in Squares of an Empty World Map | 0 | - | 4.99 | 127,695 |
| Africa Map with Random Merged Countries | 0 | - | 4.94 | 74,698 |
| Random European Flag to Country | 0 | - | 4.90 | 184,562 |
| Random African Flag to Country | 0 | - | 4.87 | 75,769 |
| Movies by Year, 1990–2009 | 0 | - | 4.21 | 66,933 |
| Guess These Badly Described Films | 0 | - | 4.85 | 166,182 |
| 2000s Oscar Best Actress Nominees | 0 | - | 4.29 | 13,664 |
| 2010s Movie Co-Stars | 0 | - | 3.88 | 35,880 |
| 1990s Movie Co-Stars | 0 | - | 3.97 | 33,736 |
| Highest Grossing 1970s Movies | 0 | - | 4.30 | 29,606 |
| 1980s Movie Taglines | 0 | - | 4.22 | 42,847 |
| Indiana Jones Countries Visited Map | 0 | - | 4.40 | 43,816 |
| Name a Valid U.S. President #1 | 0 | - | 4.89 | 194,103 |
| Places Mentioned in the Song "Kokomo" | 0 | - | 4.44 | 17,090 |
| Lord of the Rings Characters by Screen Time | 0 | - | 4.55 | 77,773 |
| Movies by Year, 1970–1989 | 0 | - | 4.38 | 25,490 |
| 1990s Movie Trivia #1 | 0 | - | 4.38 | 53,193 |
| 1990s Movie Trivia #2 | 0 | - | 4.40 | 42,019 |
| 1980s Movie Trivia #1 | 0 | - | 4.58 | 31,551 |
| 2010s Movie Trivia | 0 | - | 4.33 | 51,285 |
| 2000s Movie Trivia #1 | 0 | - | 4.36 | 73,527 |
| Actors Known by Three Names | 0 | - | 4.15 | 105,034 |
| 2000s Movie Quotes Quiz | 0 | - | 3.98 | 75,554 |
| Highest Grossing 1990s Movies | 0 | - | 4.50 | 109,069 |
| Back to the Future Trivia | 0 | - | 4.59 | 34,724 |
| Pixar Movies Quiz | 0 | - | 4.87 | 438,493 |
| Countries of the World in 1938 Quiz | 0 | - | 4.95 | 95,372 |
| Countries of the World in 1900 | 0 | - | 4.89 | 86,270 |
| Countries of the World in 1914 with a Map | 0 | - | 4.99 | 197,206 |
| Countries of the World in 1945 with a Map | 0 | - | 5.00 | 152,599 |
| Historic Journeys on a World Map | 0 | - | 4.99 | 47,252 |
| Countries by Founding Story | 0 | - | 4.95 | 77,945 |
| Recently Independent Countries | 0 | - | 4.98 | 160,576 |
| Flags of WW1 | 0 | - | 4.60 | 38,797 |
| Independence from Whom | 0 | - | 4.99 | 213,525 |
| Who Controlled These Colonies? | 0 | - | 4.88 | 133,750 |
| Historical City to Country | 0 | - | 4.85 | 79,121 |
| Most Recently-Settled Countries | 0 | - | 4.94 | 62,954 |
| Countries by Former Name | 0 | - | 4.99 | 126,028 |
| Cities by Former Name | 0 | - | 4.83 | 92,221 |
| 2016 News Stories - Name the Country | 0 | - | 4.45 | 23,492 |
| 2017 News Stories - Name the Country | 0 | - | 4.46 | 28,648 |
| 2018 News Stories - Name the Country | 0 | - | 4.42 | 23,950 |
| NBA Basketball by Year, 1970–1999 | 0 | - | 4.28 | 45,191 |
| NBA Basketball by Year, 2000–Present | 0 | - | 4.34 | 61,498 |
| All Modern-Day Countries Ever Controlled by Turkic People | 0 | - | 4.94 | 41,327 |
| All Modern-Day Countries Ever Controlled by Arab People with a Map | 0 | - | 4.98 | 55,817 |
| All Modern-Day Countries Ever Controlled by the British | 0 | - | 4.81 | 50,299 |
| #1 Hits of the 1960s | 0 | - | 4.59 | 43,072 |
| #1 Hits of the 1970s | 0 | - | 4.44 | 85,493 |
| 1980s Celebrities by Picture #2 | 0 | - | 4.19 | 72,225 |
| Fresh Prince of Bel Air Characters | 0 | - | 3.82 | 7,432 |
| Real Madrid 2010s Starting XI | 0 | - | 4.90 | 69,167 |
| Countries by Road Signs | 0 | - | 4.98 | 54,495 |
| Country Shapes Quiz #1 | 0 | - | 4.93 | 910,463 |
| Country Shapes Quiz #2 | 0 | - | 4.97 | 418,961 |
| World Map without 12 Countries | 0 | - | 4.97 | 346,591 |
| Every Country Shape | 0 | - | 5.00 | 472,893 |
| Flags of Europe Quiz | 0 | - | 4.99 | 1,262,392 |
| Flags of Asia Quiz | 0 | - | 4.99 | 622,372 |
| Flags of Africa Quiz | 0 | - | 5.00 | 479,582 |
| Flags of North and South America | 0 | - | 4.99 | 378,453 |
| Random Asian Flag to Country | 0 | - | 4.70 | 114,204 |
| NFL Football Team Logos | 0 | - | 4.91 | 633,309 |
| NBA Team Logos | 0 | - | 4.81 | 699,344 |
| WWII Movies by Plot | 0 | - | 4.22 | 27,193 |
| 2000s Movie Trivia #2 | 0 | - | 4.19 | 28,766 |
| 1980s Movie Trivia #2 | 0 | - | 4.28 | 20,852 |
| Marvel Cinematic Universe - All Movies | 0 | - | 4.89 | 344,193 |
| Movie Posters by Description | 0 | - | 4.61 | 65,300 |
| Movie Newspaper Headlines | 0 | - | 4.42 | 36,262 |
| Star Wars Quotes | 0 | - | 4.86 | 186,614 |
| Top Box Office Stars of the 1990s | 0 | - | 4.30 | 31,803 |
| 1990s Movie Taglines | 0 | - | 4.21 | 46,140 |
| Recent Movie Taglines Quiz | 0 | - | 4.30 | 54,312 |
| Movie Title Antonyms #1 | 0 | - | 4.81 | 197,187 |
| Obfuscations of Movie Titles #1 | 0 | - | 4.93 | 62,414 |
| Brat Pack Actors | 0 | - | 4.32 | 7,174 |
| Name a Disney/Pixar Movie A-Z | 0 | - | 4.84 | 53,529 |
| 1980s Movies by Plot | 0 | - | 4.25 | 29,115 |
| 1990s Movies by Plot | 0 | - | 4.13 | 27,879 |
| Top 10 Oldest African Countries | 0 | - | 4.87 | 28,327 |
| Countries of the Mongol Empire on a Map | 0 | - | 4.99 | 107,755 |
| Modern-Day Countries of the British Empire in 1921 | 0 | - | 4.99 | 119,121 |
| States of the German Confederation in 1848 | 0 | - | 4.90 | 32,528 |
| Historic Orient Express Routes Map | 0 | - | 5.00 | 53,961 |
| Prime Ministers of the UK | 0 | - | 4.95 | 443,403 |
| U.S. Presidents Quiz | 0 | - | 5.00 | 3,732,836 |
| US Presidents - One Minute Sprint | 0 | - | 4.41 | 306,476 |
| Name a Valid U.S. President #2 | 0 | - | 4.54 | 70,685 |
| Word Chain - Greek and Roman Mythology | 0 | - | 4.50 | 57,175 |
| WWII Geography | 0 | - | 4.81 | 121,551 |
| Warsaw Pact Countries | 0 | - | 4.83 | 84,991 |
| Deadliest U.S. Wars | 0 | - | 4.89 | 192,080 |
| U.S. History Timeline Quiz | 0 | - | 4.96 | 57,400 |
| Roman History by Picture | 0 | - | 4.46 | 26,620 |
| Letters of the Greek Alphabet | 0 | - | 4.97 | 653,320 |
| Name that Greek Letter | 0 | - | 4.93 | 325,397 |
| 2019 News Stories - Name the Country | 0 | - | 4.21 | 18,527 |
| 2020 News Stories - Name the Country | 0 | - | 4.35 | 30,474 |
| MLB Baseball by Year, 1960–1989 | 0 | - | 4.09 | 18,719 |
| NFL Football by Year, 1967–1999 | 0 | - | 4.34 | 25,513 |
| MLB Baseball by Year, 1990–present | 0 | - | 4.02 | 15,080 |
| Battle to Country | 0 | - | 4.91 | 54,156 |
| Countries of Europe in 1444 | 0 | - | 4.92 | 100,843 |
| Countries of the World in 1444 | 0 | - | 4.98 | 60,889 |
| Modern-Day Countries of the Inca Empire on a Map | 0 | - | 4.83 | 58,016 |
| Modern-Day Countries of the Umayyad Caliphate on a Map | 0 | - | 4.98 | 69,332 |
| Countries of Iberia in History with a Map | 0 | - | 4.88 | 42,562 |
| Modern Day Countries of the Dutch Empire on a Map | 0 | - | 4.87 | 61,849 |
| Modern Day Countries of the Spanish Empire on a Map | 0 | - | 4.95 | 87,067 |
| Countries of Europe in 1815 With a Map | 0 | - | 4.99 | 151,637 |
| Countries of Europe in 1848 | 0 | - | 4.98 | 86,230 |
| Countries of Europe in 1870 with a Map | 0 | - | 4.95 | 66,084 |
| Every Country of Europe Since 1815 With a Map | 0 | - | 4.97 | 72,073 |
| Modern Day Countries of the Kushan Empire on a Map | 0 | - | 4.89 | 25,364 |
| Countries of Europe in 1360 with a Map | 0 | - | 4.99 | 57,781 |
| All Modern-Day Countries Ever Controlled by Chinese People | 0 | - | 4.81 | 55,317 |
| All Modern-Day Countries Ever Controlled by Greeks | 0 | - | 4.97 | 54,809 |
| All Modern-Day Countries Ever Controlled by the Netherlands | 0 | - | 4.95 | 53,956 |
| All Modern-Day Countries Ever Controlled by Portugal | 0 | - | 4.93 | 44,675 |
| All Modern-Day Countries Ever Controlled by the Seljuks | 0 | - | 4.92 | 28,738 |
| Countries of Europe before World War II with a Map | 0 | - | 4.95 | 54,385 |
| Countries of the World in 1882 with a Map | 0 | - | 4.89 | 45,298 |
| Countries of the World in 1789 with a Map | 0 | - | 4.95 | 67,643 |
| Name the English Monarchs | 0 | - | 4.91 | 507,626 |
| Top 100 UK Baby Girls' Names in 1850 | 0 | - | 4.32 | 62,699 |
| Countries Settled by Vikings | 0 | - | 4.92 | 122,215 |
| Modern-Day Countries of the Holy Roman Empire on a Map | 0 | - | 4.93 | 46,008 |
| 1960s American TV Trivia | 0 | - | 4.05 | 11,689 |
| Fads of the 1970s | 0 | - | 4.19 | 28,456 |
| 1970s American TV Trivia | 0 | - | 4.12 | 12,501 |
| 1980s Celebrities by Picture #1 | 0 | - | 3.97 | 61,872 |
| Simpsons Characters Quiz | 0 | - | 4.41 | 158,780 |
| NBA All-Star Game Starters 2010s | 0 | - | 4.38 | 16,255 |
| 2010s Celebrities by Picture #1 | 0 | - | 4.32 | 174,296 |
| 2010s Celebrities by Picture #2 | 0 | - | 4.15 | 150,130 |
| Four Countries with Similar Flags #2 | 0 | - | 4.92 | 48,626 |
| Four Countries with Similar Flags #1 | 0 | - | 4.97 | 69,563 |
| Random Circular Cutouts of the World Map | 0 | - | 4.96 | 76,695 |
| Country Shapes Quiz #3 | 0 | - | 4.90 | 297,778 |
| Country Shapes Quiz #4 | 0 | - | 4.94 | 227,147 |
| Country Shapes Quiz #5 | 0 | - | 4.93 | 165,504 |
| World Map without 12 Countries #2 | 0 | - | 4.98 | 175,032 |
| World Map without 12 Countries #3 | 0 | - | 4.98 | 139,715 |
| Recognize Countries by Tripoint Maps #1 | 0 | - | 4.99 | 40,514 |
| Recognize Countries by Tripoint Maps #2 | 0 | - | 4.98 | 34,853 |
| Country Shapes in the World Map #3 | 0 | - | 4.99 | 105,312 |
| Country Shapes in the World Map #2 | 0 | - | 4.99 | 112,272 |
| Country Shapes in the World Map #1 | 0 | - | 4.99 | 123,150 |
| Country Picture Puzzle Game #1 | 0 | - | 4.86 | 86,982 |
| Country Shapes in the World Map #4 | 0 | - | 4.98 | 109,070 |
| Country Shapes in the World Map #6 | 0 | - | 4.98 | 81,239 |
| Country Shapes in the World Map #7 | 0 | - | 4.99 | 58,770 |
| Country Shapes in the World Map #5 | 0 | - | 4.98 | 86,483 |
| One Border Countries - Shape Quiz | 0 | - | 4.84 | 65,316 |
| 20 Random Countries Sequentially on a World Map | 0 | - | 4.77 | 125,737 |
| Cartoon Versions of Countries | 0 | - | 4.99 | 95,932 |
| Countries Connected in the World Map #2 | 0 | - | 4.97 | 81,417 |
| Countries Connected in the World Map #1 | 0 | - | 4.97 | 78,083 |
| Countries Connected in the World Map #3 | 0 | - | 4.97 | 77,311 |
| Countries in a Ring of the World Map | 0 | - | 4.99 | 155,770 |
| Countries in an Empty Ring of the World Map | 0 | - | 4.92 | 127,460 |
| Countries in a Strip of the World Map | 0 | - | 4.99 | 74,316 |
| Merged Country Shapes Quiz #1 | 0 | - | 4.93 | 59,768 |
| Merged Country Shapes Quiz #2 | 0 | - | 4.92 | 60,580 |
| Merged Country Shapes Quiz #3 | 0 | - | 4.87 | 42,371 |
| Country Shapes Under the Sea | 0 | - | 5.00 | 78,371 |
| Countries in a Stewart of the World Map | 0 | - | 4.99 | 55,667 |
| Divided Country Shape Puzzle #1 | 0 | - | 4.88 | 54,081 |
| Countries Loading in the World Map | 0 | - | 4.97 | 54,418 |
