| Play-Doh People from History | 0 | - | 4.99 | 94,965 |
| Famous Foreheads #1 | 0 | - | 4.47 | 75,037 |
| Name that Historical Figure #1 | 0 | - | 4.63 | 337,948 |
| Former Countries by Territory Map | 0 | - | 4.96 | 103,014 |
| Empires by Maps | 0 | - | 4.98 | 120,801 |
| Merged Company Logos #1 | 0 | - | 4.90 | 106,709 |
| 1940s Celebrities by Picture | 0 | - | 4.43 | 48,073 |
| International Footballers by Picture | 0 | - | 4.50 | 55,793 |
| Name that Historical Figure #2 | 0 | - | 4.42 | 284,913 |
| Name that Historical Figure #5 | 0 | - | 4.43 | 107,894 |
| Name that Historical Figure #7 - U.S. Edition | 0 | - | 4.51 | 50,919 |
| Islands by Shape #2 | 0 | - | 4.88 | 59,322 |
| Visual Memory Test - Random Cartoons | 0 | - | 4.98 | 104,616 |
| Famous Landmarks Out Of Focus #1 | 0 | - | 4.89 | 61,182 |
| Oscar Nominated Actors by Picture #1 | 0 | - | 4.42 | 165,309 |
| 1960s Celebrities by Picture #1 | 0 | - | 4.27 | 70,517 |
| 1960s Celebrities by Picture #2 | 0 | - | 4.26 | 51,486 |
| 1950s Celebrities by Picture #1 | 0 | - | 4.24 | 51,233 |
| 1980s Celebrities by Picture #2 | 0 | - | 4.19 | 71,822 |
| 1990s Celebrities by Picture #1 | 0 | - | 4.14 | 79,522 |
| 1990s Celebrities by Picture #2 | 0 | - | 4.16 | 72,539 |
| 2000s Celebrities by Picture #2 | 0 | - | 4.15 | 95,713 |
| Women in History by Picture | 0 | - | 4.25 | 25,948 |
| 1950s Celebrities by Picture #2 | 0 | - | 4.29 | 46,208 |
| Famous Foreheads #2 | 0 | - | 3.17 | 15,798 |
| Name that Historical Figure #3 | 0 | - | 4.36 | 239,695 |
| Name that Historical Figure #4 | 0 | - | 4.29 | 159,358 |
| Name that Historical Figure #6 | 0 | - | 4.26 | 93,502 |
| Musicians by Picture #1 | 0 | - | 4.37 | 109,099 |
| Musicians by Picture #2 | 0 | - | 4.29 | 76,681 |
| Musicians by Picture #4 | 0 | - | 4.07 | 65,089 |
| Musicians by Picture #3 | 0 | - | 4.10 | 59,123 |
| Circular Cutouts from a World Map | 0 | - | 4.98 | 61,703 |
| All Country Flags of the World | 0 | - | 5.00 | 3,674,791 |
| Years in History by Picture | 0 | - | 4.44 | 35,583 |
| Country Flags Quiz #1 | 0 | - | 4.98 | 2,539,077 |
| Country Flags Quiz #2 | 0 | - | 4.98 | 1,093,851 |
| Country Flags Quiz #3 | 0 | - | 4.97 | 734,102 |
| Merged Company Logos #2 | 0 | - | 4.75 | 77,703 |
| Name that Object #1 | 0 | - | 3.57 | 96,523 |
| Animals by Skeleton Image | 0 | - | 4.81 | 46,620 |
| Make a Stained Glass Window | 0 | - | 5.00 | 68,639 |
| Oscar Nominated Actresses by Picture #1 | 0 | - | 4.30 | 129,614 |
| 1980s Celebrities by Picture #1 | 0 | - | 3.97 | 61,602 |
| 2000s Celebrities by Picture #1 | 0 | - | 3.93 | 102,399 |
| Oscar Nominated Actors by Picture #2 | 0 | - | 4.30 | 46,644 |
| Oscar Nominated Actresses by Picture #2 | 0 | - | 4.38 | 48,779 |
| Musicians by Picture #5 | 0 | - | 3.93 | 54,387 |
| Flags with Crescents | 0 | - | 4.98 | 169,929 |
| Country Flag Trivia | 0 | - | 4.81 | 57,229 |
| Country Flags with Eagles - Picture Quiz | 0 | - | 4.98 | 104,010 |
| Country Flags with the Union Jack | 0 | - | 4.87 | 77,706 |
| Pixelated Flag Quiz | 0 | - | 4.97 | 87,663 |
| Flag Emblems Scavenger Hunt | 0 | - | 5.00 | 67,422 |
| Flags by Horizontal Stripes #1 | 0 | - | 4.84 | 85,394 |
| Country Flags with the Sun - Picture Quiz | 0 | - | 4.83 | 52,976 |
| Real vs. Fake Flags | 0 | - | 4.98 | 124,568 |
| Ultimate Car Logos Quiz | 0 | - | 4.81 | 181,385 |
| National Football Team Logos | 0 | - | 4.85 | 180,666 |
| 1930s Celebrities by Picture | 0 | - | 4.33 | 12,611 |
| People by Country - Tile Select | 0 | - | 3.77 | 14,217 |
| Old Movies by Picture | 0 | - | 4.51 | 25,134 |
| Musical Instruments by Picture #2 | 0 | - | 4.24 | 47,099 |
| Celebrity Mugshots Quiz #1 | 0 | - | 4.07 | 259,360 |
| Celebrity Mugshots Quiz #3 | 0 | - | 4.05 | 145,030 |
| Random Logos Quiz | 0 | - | 4.31 | 208,691 |
| Pictures by Letter - A | 0 | - | 4.18 | 33,493 |
| Pictures by Letter - J | 0 | - | 4.31 | 40,113 |
| Pictures by Letter - B | 0 | - | 4.32 | 44,062 |
| Pictures by Letter - D | 0 | - | 4.14 | 37,659 |
| Pictures by Letter - M | 0 | - | 4.24 | 37,863 |
| Fruits by Picture | 0 | - | 4.19 | 807,762 |
| Geography by Picture - B | 0 | - | 4.42 | 55,654 |
| Geography by Picture - H | 0 | - | 4.50 | 58,267 |
| Geography by Picture - N | 0 | - | 4.45 | 42,236 |
| Geography by Picture - R | 0 | - | 4.56 | 41,061 |
| Geography by Picture - T | 0 | - | 4.54 | 57,887 |
| Flags to Languages | 0 | - | 4.95 | 173,833 |
| All North American Pro Sports Logos | 0 | - | 4.70 | 115,392 |
| Similar Country Flags - Multiple Choice Quiz | 0 | - | 4.94 | 50,641 |
| Three Real and One Fake - Country Flags | 0 | - | 4.97 | 84,260 |
| Name that Object #2 | 0 | - | 3.64 | 15,463 |
| Name that Object #3 | 0 | - | 3.93 | 14,417 |
| Pick a Picture - Animal Relations | 0 | - | 4.94 | 55,529 |
| 2010s Celebrities by Picture #1 | 0 | - | 4.32 | 173,085 |
| 2010s Celebrities by Picture #2 | 0 | - | 4.15 | 149,196 |
| Celebrity Mugshots Quiz #2 | 0 | - | 3.89 | 114,168 |
| Rappers by Picture | 0 | - | 4.23 | 134,738 |
| Name the Pixelated Landmark | 0 | - | 4.85 | 63,119 |
| Car Logos Quiz #1 | 0 | - | 4.52 | 540,244 |
| Pictures by Letter - E | 0 | - | 3.51 | 34,541 |
| Pictures by Letter - G | 0 | - | 4.14 | 28,231 |
| Pictures by Letter - L | 0 | - | 4.14 | 30,626 |
| Pictures by Letter - F | 0 | - | 4.18 | 29,112 |
| Pictures by Letter - Z | 0 | - | 4.05 | 23,510 |
| Pictures by Letter - Y | 0 | - | 4.21 | 26,359 |
| Pictures by Letter - R | 0 | - | 4.05 | 24,824 |
| Pictures by Letter - K | 0 | - | 4.18 | 25,181 |
| Pictures by Letter - I | 0 | - | 4.16 | 30,441 |
| Pictures by Letter - N | 0 | - | 4.11 | 24,549 |
| Pictures by Letter - P | 0 | - | 4.05 | 26,112 |
| Pictures by Letter - U | 0 | - | 4.10 | 20,832 |
| Pictures by Letter - T | 0 | - | 4.34 | 27,744 |
| Name that Bug | 0 | - | 4.12 | 45,580 |
| Islands by Shape #1 | 0 | - | 4.33 | 84,407 |
| 1970s Celebrities by Picture #1 | 0 | - | 4.20 | 58,025 |
| 1970s Celebrities by Picture #2 | 0 | - | 4.21 | 50,757 |
| Elements by Picture | 0 | - | 4.27 | 70,044 |
| Rocks and Minerals Picture Quiz | 0 | - | 4.48 | 29,366 |
| Islands by Picture | 0 | - | 4.28 | 107,169 |
| Classic Movies by Movie Posters | 0 | - | 4.45 | 24,300 |
| Famous Landmarks Out Of Focus #2 | 0 | - | 4.37 | 41,321 |
| Animals by Close-up Image | 0 | - | 4.42 | 218,406 |
| Aquatic Mammals by Picture | 0 | - | 4.41 | 45,738 |
| Extinct Animals by Picture | 0 | - | 4.49 | 35,303 |
| Mammals by Picture #1 | 0 | - | 4.70 | 91,951 |
| Famous Canadians by Picture | 0 | - | 4.39 | 49,396 |
| Geography by Picture - A | 0 | - | 4.39 | 60,302 |
| Geography by Picture - D | 0 | - | 4.15 | 45,692 |
| Geography by Picture - F | 0 | - | 4.31 | 51,052 |
| Geography by Picture - G | 0 | - | 4.39 | 47,982 |
| Geography by Picture - J | 0 | - | 4.16 | 38,497 |
| Geography by Picture - K | 0 | - | 4.29 | 33,163 |
| Geography by Picture - C | 0 | - | 4.31 | 57,114 |
| Geography by Picture - L | 0 | - | 4.37 | 59,024 |
| Geography by Picture - M | 0 | - | 4.14 | 40,493 |
| Geography by Picture - P | 0 | - | 4.24 | 42,466 |
| Geography by Picture - S | 0 | - | 4.38 | 47,074 |
| Miscellaneous Flags Quiz | 0 | - | 4.42 | 280,815 |
| Flag Maths | 0 | - | 4.64 | 57,778 |
| Satellite Images #1 | 0 | - | 4.47 | 129,446 |
| Satellite Images Quiz #2 | 0 | - | 4.63 | 109,369 |
| Satellite Images Quiz #4 | 0 | - | 4.55 | 88,968 |
| Satellite Images Quiz #5 | 0 | - | 4.52 | 49,992 |
| Satellite Images Quiz #6 | 0 | - | 4.50 | 39,025 |
| Cities by Picture #1 | 0 | - | 4.73 | 86,121 |
| Soccer Team Logos | 0 | - | 4.26 | 375,235 |
| Car Logos Quiz #2 | 0 | - | 4.43 | 262,426 |
| Video Game Logos Quiz | 0 | - | 4.40 | 184,256 |
| Movie Logos | 0 | - | 4.33 | 238,928 |
| Brand Logos That Start with A | 0 | - | 4.52 | 70,557 |
| History by Picture - A | 0 | - | 4.26 | 45,899 |
| History by Picture - B | 0 | - | 4.40 | 49,078 |
| History by Picture - C | 0 | - | 4.36 | 54,588 |
| History by Picture - F | 0 | - | 4.35 | 37,965 |
| History by Picture - G | 0 | - | 4.40 | 42,218 |
| History by Picture - D | 0 | - | 4.29 | 44,399 |
| History by Picture - E | 0 | - | 4.25 | 44,016 |
| History by Picture - H | 0 | - | 4.37 | 36,862 |
| History by Picture - K | 0 | - | 4.35 | 33,424 |
| History by Picture - M | 0 | - | 4.17 | 36,210 |
| History by Picture - N | 0 | - | 4.40 | 41,335 |
| History by Picture - O | 0 | - | 4.39 | 36,382 |
| History by Picture - T | 0 | - | 4.20 | 33,376 |
| Name that Nut, Seed, or Bean | 0 | - | 4.63 | 57,384 |
| 1980s Movie Silhouettes | 0 | - | 4.97 | 104,007 |
| Famous Australians by Picture | 0 | - | 4.25 | 28,828 |
| Country Flags Multiple Choice | 0 | - | 4.97 | 144,756 |
| Brand Logos Quiz #1 | 0 | - | 4.83 | 2,426,826 |
| Art Works Picture Quiz #1 | 0 | - | 4.51 | 119,422 |
| Art Works Picture Quiz #2 | 0 | - | 4.49 | 105,487 |
| Musical Instruments by Picture #1 | 0 | - | 4.52 | 269,163 |
| Foods by Picture | 0 | - | 3.81 | 226,215 |
| Flowers by Picture | 0 | - | 4.46 | 105,710 |
| Junk Foods by Picture | 0 | - | 3.69 | 96,459 |
| Art Works Picture Quiz #3 | 0 | - | 4.45 | 48,816 |
| Christmas by Picture | 0 | - | 4.26 | 28,198 |
| Hats by Picture | 0 | - | 4.21 | 17,977 |
| Weapons by Picture | 0 | - | 4.13 | 21,083 |
| Cars by Picture | 0 | - | 3.89 | 41,578 |
| Reptile Picture Quiz | 0 | - | 4.32 | 14,314 |
| Authors by Picture | 0 | - | 4.48 | 25,549 |
| Plants by Picture | 0 | - | 4.24 | 14,472 |
| Fruit and Vegetable Emojis | 0 | - | 4.44 | 90,187 |
| WWII Figures by Picture | 0 | - | 4.89 | 65,674 |
| College Sports Logos Quiz #3 | 0 | - | 4.30 | 55,900 |
| Planets By Picture Quiz | 0 | - | 4.49 | 56,964 |
| Songs by Picture Quiz #1 | 0 | - | 4.68 | 66,126 |
| Songs by Picture Quiz #2 | 0 | - | 4.42 | 58,985 |
| Fish by Picture #1 | 0 | - | 4.41 | 108,618 |
| Animals A-Z by Picture | 0 | - | 4.08 | 66,566 |
| Mammals by Picture #3 | 0 | - | 4.39 | 62,229 |
| Mammals by Picture #4 | 0 | - | 4.03 | 34,183 |
| Birds by Picture #1 | 0 | - | 4.47 | 41,759 |
| Mammals by Picture #2 | 0 | - | 4.28 | 58,313 |
| First Names A - Z by Picture | 0 | - | 4.05 | 18,627 |
| Famous Germans by Picture | 0 | - | 4.12 | 16,854 |
| Famous Italians by Picture | 0 | - | 4.06 | 21,961 |
| Geography by Picture - E | 0 | - | 3.55 | 47,409 |
| Landforms by Picture | 0 | - | 4.31 | 20,694 |
| Geography by Picture - I | 0 | - | 4.00 | 39,456 |
| Geography by Picture - O | 0 | - | 4.01 | 28,164 |
| Emoji Flags | 0 | - | 4.35 | 44,138 |
| Fill the Map of Europe by Guessing Flag Colors | 0 | - | 4.68 | 37,954 |
| Languages by Combined Flags | 0 | - | 4.53 | 100,156 |
| Satellite Images Quiz #3 | 0 | - | 4.35 | 73,432 |
| Satellite Images - Island Chains | 0 | - | 4.43 | 66,543 |
| Islands by Satellite Image #1 | 0 | - | 4.70 | 70,853 |
| Peninsulas by Satellite Image | 0 | - | 4.53 | 27,840 |
| Landmarks Picture Quiz #1 | 0 | - | 4.16 | 394,810 |
