| Play-Doh People from History | 0 | - | 4.99 | 95,481 |
| Famous Foreheads #1 | 0 | - | 4.47 | 75,387 |
| Name that Historical Figure #1 | 0 | - | 4.63 | 339,357 |
| Former Countries by Territory Map | 0 | - | 4.96 | 103,761 |
| Empires by Maps | 0 | - | 4.98 | 121,900 |
| Merged Company Logos #1 | 0 | - | 4.90 | 107,284 |
| 1940s Celebrities by Picture | 0 | - | 4.43 | 48,191 |
| International Footballers by Picture | 0 | - | 4.51 | 56,349 |
| Name that Historical Figure #2 | 0 | - | 4.42 | 285,963 |
| Name that Historical Figure #5 | 0 | - | 4.43 | 108,538 |
| Name that Historical Figure #7 - U.S. Edition | 0 | - | 4.51 | 51,185 |
| Islands by Shape #2 | 0 | - | 4.88 | 59,497 |
| Visual Memory Test - Random Cartoons | 0 | - | 4.98 | 105,274 |
| Famous Landmarks Out Of Focus #1 | 0 | - | 4.89 | 61,561 |
| Oscar Nominated Actors by Picture #1 | 0 | - | 4.42 | 165,756 |
| 1960s Celebrities by Picture #1 | 0 | - | 4.27 | 70,733 |
| 1960s Celebrities by Picture #2 | 0 | - | 4.26 | 51,648 |
| 1950s Celebrities by Picture #1 | 0 | - | 4.24 | 51,354 |
| 1980s Celebrities by Picture #2 | 0 | - | 4.19 | 72,088 |
| 1990s Celebrities by Picture #1 | 0 | - | 4.14 | 79,739 |
| 1990s Celebrities by Picture #2 | 0 | - | 4.16 | 72,800 |
| 2000s Celebrities by Picture #2 | 0 | - | 4.15 | 96,046 |
| Women in History by Picture | 0 | - | 4.25 | 26,019 |
| 1950s Celebrities by Picture #2 | 0 | - | 4.29 | 46,339 |
| Famous Foreheads #2 | 0 | - | 3.17 | 15,848 |
| Name that Historical Figure #3 | 0 | - | 4.36 | 240,626 |
| Name that Historical Figure #4 | 0 | - | 4.29 | 160,051 |
| Name that Historical Figure #6 | 0 | - | 4.26 | 94,027 |
| Musicians by Picture #1 | 0 | - | 4.38 | 109,934 |
| Musicians by Picture #2 | 0 | - | 4.29 | 77,311 |
| Musicians by Picture #4 | 0 | - | 4.07 | 65,539 |
| Musicians by Picture #3 | 0 | - | 4.10 | 59,497 |
| Circular Cutouts from a World Map | 0 | - | 4.98 | 62,059 |
| All Country Flags of the World | 0 | - | 5.00 | 3,708,951 |
| Years in History by Picture | 0 | - | 4.44 | 35,765 |
| Country Flags Quiz #1 | 0 | - | 4.98 | 2,545,133 |
| Country Flags Quiz #2 | 0 | - | 4.99 | 1,096,778 |
| Country Flags Quiz #3 | 0 | - | 4.97 | 736,153 |
| Merged Company Logos #2 | 0 | - | 4.75 | 78,180 |
| Name that Object #1 | 0 | - | 3.57 | 96,609 |
| Animals by Skeleton Image | 0 | - | 4.81 | 46,906 |
| Make a Stained Glass Window | 0 | - | 5.00 | 69,012 |
| Oscar Nominated Actresses by Picture #1 | 0 | - | 4.30 | 130,070 |
| 1980s Celebrities by Picture #1 | 0 | - | 3.97 | 61,774 |
| 2000s Celebrities by Picture #1 | 0 | - | 3.93 | 102,653 |
| Oscar Nominated Actors by Picture #2 | 0 | - | 4.30 | 46,855 |
| Oscar Nominated Actresses by Picture #2 | 0 | - | 4.38 | 49,021 |
| Musicians by Picture #5 | 0 | - | 3.93 | 54,669 |
| Flags with Crescents | 0 | - | 4.98 | 171,206 |
| Country Flag Trivia | 0 | - | 4.81 | 57,920 |
| Country Flags with Eagles - Picture Quiz | 0 | - | 4.98 | 104,811 |
| Country Flags with the Union Jack | 0 | - | 4.87 | 78,350 |
| Pixelated Flag Quiz | 0 | - | 4.97 | 88,495 |
| Flag Emblems Scavenger Hunt | 0 | - | 5.00 | 67,881 |
| Flags by Horizontal Stripes #1 | 0 | - | 4.84 | 85,915 |
| Country Flags with the Sun - Picture Quiz | 0 | - | 4.81 | 53,430 |
| Real vs. Fake Flags | 0 | - | 4.98 | 125,629 |
| Ultimate Car Logos Quiz | 0 | - | 4.81 | 183,743 |
| National Football Team Logos | 0 | - | 4.85 | 181,716 |
| 1930s Celebrities by Picture | 0 | - | 4.33 | 12,712 |
| People by Country - Tile Select | 0 | - | 3.77 | 14,238 |
| Old Movies by Picture | 0 | - | 4.51 | 25,251 |
| Musical Instruments by Picture #2 | 0 | - | 4.24 | 47,286 |
| Celebrity Mugshots Quiz #1 | 0 | - | 4.07 | 259,706 |
| Celebrity Mugshots Quiz #3 | 0 | - | 4.05 | 145,221 |
| Random Logos Quiz | 0 | - | 4.33 | 209,478 |
| Pictures by Letter - A | 0 | - | 4.18 | 33,630 |
| Pictures by Letter - J | 0 | - | 4.31 | 40,260 |
| Pictures by Letter - B | 0 | - | 4.32 | 44,243 |
| Pictures by Letter - D | 0 | - | 4.14 | 37,794 |
| Pictures by Letter - M | 0 | - | 4.24 | 37,995 |
| Fruits by Picture | 0 | - | 4.19 | 809,030 |
| Geography by Picture - B | 0 | - | 4.42 | 55,765 |
| Geography by Picture - H | 0 | - | 4.50 | 58,365 |
| Geography by Picture - N | 0 | - | 4.45 | 42,331 |
| Geography by Picture - R | 0 | - | 4.56 | 41,137 |
| Geography by Picture - T | 0 | - | 4.54 | 57,991 |
| Flags to Languages | 0 | - | 4.95 | 174,432 |
| All North American Pro Sports Logos | 0 | - | 4.70 | 116,285 |
| Similar Country Flags - Multiple Choice Quiz | 0 | - | 4.94 | 50,984 |
| Name that Object #2 | 0 | - | 3.63 | 15,515 |
| Name that Object #3 | 0 | - | 3.93 | 14,455 |
| Pick a Picture - Animal Relations | 0 | - | 4.94 | 55,836 |
| 2010s Celebrities by Picture #1 | 0 | - | 4.32 | 173,847 |
| 2010s Celebrities by Picture #2 | 0 | - | 4.15 | 149,788 |
| Celebrity Mugshots Quiz #2 | 0 | - | 3.89 | 114,305 |
| Rappers by Picture | 0 | - | 4.23 | 135,635 |
| Name the Pixelated Landmark | 0 | - | 4.85 | 63,406 |
| Car Logos Quiz #1 | 0 | - | 4.52 | 543,683 |
| Pictures by Letter - E | 0 | - | 3.51 | 34,647 |
| Pictures by Letter - G | 0 | - | 4.14 | 28,371 |
| Pictures by Letter - L | 0 | - | 4.14 | 30,754 |
| Pictures by Letter - F | 0 | - | 4.18 | 29,255 |
| Pictures by Letter - Z | 0 | - | 4.05 | 23,592 |
| Pictures by Letter - Y | 0 | - | 4.21 | 26,443 |
| Pictures by Letter - R | 0 | - | 4.05 | 24,915 |
| Pictures by Letter - K | 0 | - | 4.18 | 25,286 |
| Pictures by Letter - I | 0 | - | 4.16 | 30,561 |
| Pictures by Letter - N | 0 | - | 4.11 | 24,646 |
| Pictures by Letter - P | 0 | - | 4.05 | 26,199 |
| Pictures by Letter - U | 0 | - | 4.10 | 20,923 |
| Pictures by Letter - T | 0 | - | 4.34 | 27,847 |
| Three Real and One Fake - Country Flags | 0 | - | 4.97 | 84,694 |
| Name that Bug | 0 | - | 4.12 | 45,627 |
| Islands by Shape #1 | 0 | - | 4.33 | 84,499 |
| 1970s Celebrities by Picture #1 | 0 | - | 4.20 | 58,248 |
| 1970s Celebrities by Picture #2 | 0 | - | 4.21 | 50,959 |
| Elements by Picture | 0 | - | 4.27 | 70,293 |
| Rocks and Minerals Picture Quiz | 0 | - | 4.48 | 29,503 |
| Islands by Picture | 0 | - | 4.28 | 107,710 |
| Classic Movies by Movie Posters | 0 | - | 4.45 | 24,440 |
| Animals by Close-up Image | 0 | - | 4.42 | 219,007 |
| Aquatic Mammals by Picture | 0 | - | 4.41 | 45,988 |
| Extinct Animals by Picture | 0 | - | 4.49 | 35,466 |
| Mammals by Picture #1 | 0 | - | 4.70 | 92,398 |
| Famous Canadians by Picture | 0 | - | 4.39 | 49,497 |
| Geography by Picture - A | 0 | - | 4.39 | 60,415 |
| Geography by Picture - D | 0 | - | 4.15 | 45,772 |
| Geography by Picture - F | 0 | - | 4.31 | 51,159 |
| Geography by Picture - G | 0 | - | 4.39 | 48,067 |
| Geography by Picture - J | 0 | - | 4.16 | 38,582 |
| Geography by Picture - K | 0 | - | 4.29 | 33,235 |
| Geography by Picture - C | 0 | - | 4.31 | 57,217 |
| Geography by Picture - L | 0 | - | 4.37 | 59,122 |
| Geography by Picture - M | 0 | - | 4.14 | 40,568 |
| Geography by Picture - P | 0 | - | 4.24 | 42,554 |
| Geography by Picture - S | 0 | - | 4.38 | 47,173 |
| Miscellaneous Flags Quiz | 0 | - | 4.42 | 281,941 |
| Flag Maths | 0 | - | 4.61 | 57,827 |
| Satellite Images #1 | 0 | - | 4.47 | 129,939 |
| Satellite Images Quiz #2 | 0 | - | 4.64 | 109,628 |
| Satellite Images Quiz #4 | 0 | - | 4.55 | 89,184 |
| Satellite Images Quiz #5 | 0 | - | 4.52 | 50,195 |
| Satellite Images Quiz #6 | 0 | - | 4.50 | 39,180 |
| Cities by Picture #1 | 0 | - | 4.74 | 86,525 |
| Soccer Team Logos | 0 | - | 4.26 | 377,370 |
| Car Logos Quiz #2 | 0 | - | 4.43 | 263,723 |
| Video Game Logos Quiz | 0 | - | 4.40 | 184,958 |
| Movie Logos | 0 | - | 4.33 | 240,231 |
| Brand Logos That Start with A | 0 | - | 4.52 | 71,106 |
| History by Picture - A | 0 | - | 4.26 | 46,114 |
| History by Picture - B | 0 | - | 4.40 | 49,311 |
| History by Picture - C | 0 | - | 4.33 | 54,840 |
| History by Picture - F | 0 | - | 4.35 | 38,162 |
| History by Picture - G | 0 | - | 4.40 | 42,399 |
| History by Picture - D | 0 | - | 4.29 | 44,622 |
| History by Picture - E | 0 | - | 4.25 | 44,202 |
| History by Picture - H | 0 | - | 4.37 | 37,052 |
| History by Picture - K | 0 | - | 4.35 | 33,583 |
| History by Picture - M | 0 | - | 4.17 | 36,369 |
| History by Picture - N | 0 | - | 4.40 | 41,503 |
| History by Picture - O | 0 | - | 4.39 | 36,532 |
| History by Picture - T | 0 | - | 4.20 | 33,520 |
| Name that Nut, Seed, or Bean | 0 | - | 4.57 | 57,619 |
| 1980s Movie Silhouettes | 0 | - | 4.97 | 104,608 |
| Famous Australians by Picture | 0 | - | 4.25 | 28,934 |
| Country Flags Multiple Choice | 0 | - | 4.97 | 145,353 |
| Brand Logos Quiz #1 | 0 | - | 4.83 | 2,436,992 |
| Art Works Picture Quiz #1 | 0 | - | 4.51 | 119,775 |
| Art Works Picture Quiz #2 | 0 | - | 4.49 | 105,831 |
| Musical Instruments by Picture #1 | 0 | - | 4.52 | 269,715 |
| Foods by Picture | 0 | - | 3.81 | 226,526 |
| Flowers by Picture | 0 | - | 4.46 | 105,842 |
| Junk Foods by Picture | 0 | - | 3.69 | 96,652 |
| Art Works Picture Quiz #3 | 0 | - | 4.45 | 48,940 |
| Christmas by Picture | 0 | - | 4.26 | 28,227 |
| Hats by Picture | 0 | - | 4.21 | 18,017 |
| Weapons by Picture | 0 | - | 4.13 | 21,174 |
| Cars by Picture | 0 | - | 3.89 | 41,797 |
| Reptile Picture Quiz | 0 | - | 4.32 | 14,375 |
| Authors by Picture | 0 | - | 4.48 | 25,626 |
| Plants by Picture | 0 | - | 4.24 | 14,520 |
| Fruit and Vegetable Emojis | 0 | - | 4.45 | 90,841 |
| WWII Figures by Picture | 0 | - | 4.89 | 66,188 |
| College Sports Logos Quiz #3 | 0 | - | 4.30 | 56,138 |
| Planets By Picture Quiz | 0 | - | 4.49 | 57,320 |
| Songs by Picture Quiz #1 | 0 | - | 4.68 | 66,458 |
| Songs by Picture Quiz #2 | 0 | - | 4.42 | 59,275 |
| Fish by Picture #1 | 0 | - | 4.41 | 109,039 |
| Animals A-Z by Picture | 0 | - | 4.08 | 66,835 |
| Mammals by Picture #3 | 0 | - | 4.39 | 62,480 |
| Mammals by Picture #4 | 0 | - | 4.03 | 34,329 |
| Birds by Picture #1 | 0 | - | 4.47 | 42,025 |
| Mammals by Picture #2 | 0 | - | 4.28 | 58,546 |
| First Names A - Z by Picture | 0 | - | 4.05 | 18,703 |
| Famous Germans by Picture | 0 | - | 4.12 | 16,897 |
| Famous Italians by Picture | 0 | - | 4.06 | 22,009 |
| Geography by Picture - E | 0 | - | 3.55 | 47,479 |
| Landforms by Picture | 0 | - | 4.31 | 20,741 |
| Geography by Picture - I | 0 | - | 4.00 | 39,522 |
| Geography by Picture - O | 0 | - | 4.01 | 28,233 |
| Emoji Flags | 0 | - | 4.35 | 44,267 |
| Fill the Map of Europe by Guessing Flag Colors | 0 | - | 4.68 | 38,203 |
| Languages by Combined Flags | 0 | - | 4.53 | 100,604 |
| Satellite Images Quiz #3 | 0 | - | 4.35 | 73,616 |
| Satellite Images - Island Chains | 0 | - | 4.43 | 66,927 |
| Islands by Satellite Image #1 | 0 | - | 4.70 | 71,222 |
| Peninsulas by Satellite Image | 0 | - | 4.53 | 27,921 |
| Landmarks Picture Quiz #1 | 0 | - | 4.16 | 395,575 |
| Airline Logos | 0 | - | 4.45 | 141,376 |
