| Play-Doh People from History | 0 | - | 4.99 | 95,185 |
| Famous Foreheads #1 | 0 | - | 4.47 | 75,171 |
| Name that Historical Figure #1 | 0 | - | 4.63 | 338,430 |
| Former Countries by Territory Map | 0 | - | 4.96 | 103,295 |
| Empires by Maps | 0 | - | 4.98 | 121,199 |
| Merged Company Logos #1 | 0 | - | 4.90 | 106,908 |
| 1940s Celebrities by Picture | 0 | - | 4.43 | 48,128 |
| International Footballers by Picture | 0 | - | 4.51 | 56,034 |
| Name that Historical Figure #2 | 0 | - | 4.42 | 285,318 |
| Name that Historical Figure #5 | 0 | - | 4.43 | 108,139 |
| Name that Historical Figure #7 - U.S. Edition | 0 | - | 4.51 | 51,020 |
| Islands by Shape #2 | 0 | - | 4.88 | 59,393 |
| Visual Memory Test - Random Cartoons | 0 | - | 4.98 | 104,867 |
| Famous Landmarks Out Of Focus #1 | 0 | - | 4.89 | 61,324 |
| Oscar Nominated Actors by Picture #1 | 0 | - | 4.42 | 165,426 |
| 1960s Celebrities by Picture #1 | 0 | - | 4.27 | 70,614 |
| 1960s Celebrities by Picture #2 | 0 | - | 4.26 | 51,562 |
| 1950s Celebrities by Picture #1 | 0 | - | 4.24 | 51,287 |
| 1980s Celebrities by Picture #2 | 0 | - | 4.19 | 71,928 |
| 1990s Celebrities by Picture #1 | 0 | - | 4.14 | 79,610 |
| 1990s Celebrities by Picture #2 | 0 | - | 4.16 | 72,653 |
| 2000s Celebrities by Picture #2 | 0 | - | 4.15 | 95,853 |
| Women in History by Picture | 0 | - | 4.25 | 25,978 |
| 1950s Celebrities by Picture #2 | 0 | - | 4.29 | 46,267 |
| Famous Foreheads #2 | 0 | - | 3.17 | 15,819 |
| Name that Historical Figure #3 | 0 | - | 4.36 | 240,048 |
| Name that Historical Figure #4 | 0 | - | 4.29 | 159,632 |
| Name that Historical Figure #6 | 0 | - | 4.26 | 93,707 |
| Musicians by Picture #1 | 0 | - | 4.37 | 109,483 |
| Musicians by Picture #2 | 0 | - | 4.29 | 76,972 |
| Musicians by Picture #4 | 0 | - | 4.07 | 65,304 |
| Musicians by Picture #3 | 0 | - | 4.10 | 59,307 |
| Circular Cutouts from a World Map | 0 | - | 4.98 | 61,842 |
| All Country Flags of the World | 0 | - | 5.00 | 3,689,014 |
| Years in History by Picture | 0 | - | 4.44 | 35,654 |
| Country Flags Quiz #1 | 0 | - | 4.98 | 2,541,626 |
| Country Flags Quiz #2 | 0 | - | 4.99 | 1,095,055 |
| Country Flags Quiz #3 | 0 | - | 4.97 | 734,926 |
| Merged Company Logos #2 | 0 | - | 4.75 | 77,861 |
| Name that Object #1 | 0 | - | 3.57 | 96,554 |
| Animals by Skeleton Image | 0 | - | 4.81 | 46,740 |
| Make a Stained Glass Window | 0 | - | 5.00 | 68,798 |
| Oscar Nominated Actresses by Picture #1 | 0 | - | 4.30 | 129,714 |
| 1980s Celebrities by Picture #1 | 0 | - | 3.97 | 61,675 |
| 2000s Celebrities by Picture #1 | 0 | - | 3.93 | 102,504 |
| Oscar Nominated Actors by Picture #2 | 0 | - | 4.30 | 46,718 |
| Oscar Nominated Actresses by Picture #2 | 0 | - | 4.38 | 48,852 |
| Musicians by Picture #5 | 0 | - | 3.93 | 54,530 |
| Flags with Crescents | 0 | - | 4.98 | 170,572 |
| Country Flag Trivia | 0 | - | 4.81 | 57,550 |
| Country Flags with Eagles - Picture Quiz | 0 | - | 4.98 | 104,335 |
| Country Flags with the Union Jack | 0 | - | 4.87 | 77,961 |
| Pixelated Flag Quiz | 0 | - | 4.97 | 87,995 |
| Flag Emblems Scavenger Hunt | 0 | - | 5.00 | 67,599 |
| Flags by Horizontal Stripes #1 | 0 | - | 4.84 | 85,607 |
| Country Flags with the Sun - Picture Quiz | 0 | - | 4.83 | 53,181 |
| Real vs. Fake Flags | 0 | - | 4.98 | 125,055 |
| Ultimate Car Logos Quiz | 0 | - | 4.81 | 182,382 |
| National Football Team Logos | 0 | - | 4.85 | 181,076 |
| 1930s Celebrities by Picture | 0 | - | 4.33 | 12,659 |
| People by Country - Tile Select | 0 | - | 3.77 | 14,223 |
| Old Movies by Picture | 0 | - | 4.51 | 25,171 |
| Musical Instruments by Picture #2 | 0 | - | 4.24 | 47,185 |
| Celebrity Mugshots Quiz #1 | 0 | - | 4.07 | 259,519 |
| Celebrity Mugshots Quiz #3 | 0 | - | 4.05 | 145,125 |
| Random Logos Quiz | 0 | - | 4.33 | 208,948 |
| Pictures by Letter - A | 0 | - | 4.18 | 33,539 |
| Pictures by Letter - J | 0 | - | 4.31 | 40,166 |
| Pictures by Letter - B | 0 | - | 4.32 | 44,126 |
| Pictures by Letter - D | 0 | - | 4.14 | 37,711 |
| Pictures by Letter - M | 0 | - | 4.24 | 37,906 |
| Fruits by Picture | 0 | - | 4.19 | 808,321 |
| Geography by Picture - B | 0 | - | 4.42 | 55,699 |
| Geography by Picture - H | 0 | - | 4.50 | 58,302 |
| Geography by Picture - N | 0 | - | 4.45 | 42,278 |
| Geography by Picture - R | 0 | - | 4.56 | 41,089 |
| Geography by Picture - T | 0 | - | 4.54 | 57,924 |
| Flags to Languages | 0 | - | 4.95 | 174,069 |
| All North American Pro Sports Logos | 0 | - | 4.70 | 115,785 |
| Similar Country Flags - Multiple Choice Quiz | 0 | - | 4.94 | 50,794 |
| Three Real and One Fake - Country Flags | 0 | - | 4.97 | 84,433 |
| Name that Object #2 | 0 | - | 3.64 | 15,479 |
| Name that Object #3 | 0 | - | 3.93 | 14,434 |
| Pick a Picture - Animal Relations | 0 | - | 4.94 | 55,657 |
| 2010s Celebrities by Picture #1 | 0 | - | 4.32 | 173,461 |
| 2010s Celebrities by Picture #2 | 0 | - | 4.15 | 149,460 |
| Celebrity Mugshots Quiz #2 | 0 | - | 3.89 | 114,218 |
| Rappers by Picture | 0 | - | 4.23 | 135,118 |
| Name the Pixelated Landmark | 0 | - | 4.85 | 63,246 |
| Car Logos Quiz #1 | 0 | - | 4.52 | 541,756 |
| Pictures by Letter - E | 0 | - | 3.51 | 34,574 |
| Pictures by Letter - G | 0 | - | 4.14 | 28,280 |
| Pictures by Letter - L | 0 | - | 4.14 | 30,669 |
| Pictures by Letter - F | 0 | - | 4.18 | 29,163 |
| Pictures by Letter - Z | 0 | - | 4.05 | 23,535 |
| Pictures by Letter - Y | 0 | - | 4.21 | 26,389 |
| Pictures by Letter - R | 0 | - | 4.05 | 24,858 |
| Pictures by Letter - K | 0 | - | 4.18 | 25,218 |
| Pictures by Letter - I | 0 | - | 4.16 | 30,488 |
| Pictures by Letter - N | 0 | - | 4.11 | 24,581 |
| Pictures by Letter - P | 0 | - | 4.05 | 26,136 |
| Pictures by Letter - U | 0 | - | 4.10 | 20,855 |
| Pictures by Letter - T | 0 | - | 4.34 | 27,775 |
| Name that Bug | 0 | - | 4.12 | 45,601 |
| Islands by Shape #1 | 0 | - | 4.33 | 84,441 |
| 1970s Celebrities by Picture #1 | 0 | - | 4.20 | 58,102 |
| 1970s Celebrities by Picture #2 | 0 | - | 4.21 | 50,817 |
| Elements by Picture | 0 | - | 4.27 | 70,136 |
| Rocks and Minerals Picture Quiz | 0 | - | 4.48 | 29,404 |
| Islands by Picture | 0 | - | 4.28 | 107,391 |
| Classic Movies by Movie Posters | 0 | - | 4.45 | 24,374 |
| Famous Landmarks Out Of Focus #2 | 0 | - | 4.37 | 41,406 |
| Animals by Close-up Image | 0 | - | 4.42 | 218,696 |
| Aquatic Mammals by Picture | 0 | - | 4.41 | 45,843 |
| Extinct Animals by Picture | 0 | - | 4.49 | 35,374 |
| Mammals by Picture #1 | 0 | - | 4.70 | 92,120 |
| Famous Canadians by Picture | 0 | - | 4.39 | 49,444 |
| Geography by Picture - A | 0 | - | 4.39 | 60,346 |
| Geography by Picture - D | 0 | - | 4.15 | 45,725 |
| Geography by Picture - F | 0 | - | 4.31 | 51,097 |
| Geography by Picture - G | 0 | - | 4.39 | 48,024 |
| Geography by Picture - J | 0 | - | 4.16 | 38,531 |
| Geography by Picture - K | 0 | - | 4.29 | 33,191 |
| Geography by Picture - C | 0 | - | 4.31 | 57,154 |
| Geography by Picture - L | 0 | - | 4.37 | 59,066 |
| Geography by Picture - M | 0 | - | 4.14 | 40,525 |
| Geography by Picture - P | 0 | - | 4.24 | 42,506 |
| Geography by Picture - S | 0 | - | 4.38 | 47,117 |
| Miscellaneous Flags Quiz | 0 | - | 4.42 | 281,290 |
| Flag Maths | 0 | - | 4.61 | 57,803 |
| Satellite Images #1 | 0 | - | 4.47 | 129,530 |
| Satellite Images Quiz #2 | 0 | - | 4.63 | 109,444 |
| Satellite Images Quiz #4 | 0 | - | 4.55 | 89,026 |
| Satellite Images Quiz #5 | 0 | - | 4.52 | 50,051 |
| Satellite Images Quiz #6 | 0 | - | 4.50 | 39,065 |
| Cities by Picture #1 | 0 | - | 4.73 | 86,270 |
| Soccer Team Logos | 0 | - | 4.26 | 376,136 |
| Car Logos Quiz #2 | 0 | - | 4.43 | 262,966 |
| Video Game Logos Quiz | 0 | - | 4.40 | 184,527 |
| Movie Logos | 0 | - | 4.33 | 239,454 |
| Brand Logos That Start with A | 0 | - | 4.52 | 70,783 |
| History by Picture - A | 0 | - | 4.26 | 45,993 |
| History by Picture - B | 0 | - | 4.40 | 49,174 |
| History by Picture - C | 0 | - | 4.36 | 54,704 |
| History by Picture - F | 0 | - | 4.35 | 38,056 |
| History by Picture - G | 0 | - | 4.40 | 42,299 |
| History by Picture - D | 0 | - | 4.29 | 44,498 |
| History by Picture - E | 0 | - | 4.25 | 44,099 |
| History by Picture - H | 0 | - | 4.37 | 36,948 |
| History by Picture - K | 0 | - | 4.35 | 33,498 |
| History by Picture - M | 0 | - | 4.17 | 36,273 |
| History by Picture - N | 0 | - | 4.40 | 41,409 |
| History by Picture - O | 0 | - | 4.39 | 36,443 |
| History by Picture - T | 0 | - | 4.20 | 33,431 |
| Name that Nut, Seed, or Bean | 0 | - | 4.57 | 57,488 |
| 1980s Movie Silhouettes | 0 | - | 4.97 | 104,293 |
| Famous Australians by Picture | 0 | - | 4.25 | 28,876 |
| Country Flags Multiple Choice | 0 | - | 4.97 | 144,986 |
| Brand Logos Quiz #1 | 0 | - | 4.83 | 2,431,078 |
| Art Works Picture Quiz #1 | 0 | - | 4.51 | 119,575 |
| Art Works Picture Quiz #2 | 0 | - | 4.49 | 105,635 |
| Musical Instruments by Picture #1 | 0 | - | 4.52 | 269,396 |
| Foods by Picture | 0 | - | 3.81 | 226,364 |
| Flowers by Picture | 0 | - | 4.46 | 105,768 |
| Junk Foods by Picture | 0 | - | 3.69 | 96,550 |
| Art Works Picture Quiz #3 | 0 | - | 4.45 | 48,874 |
| Christmas by Picture | 0 | - | 4.26 | 28,207 |
| Hats by Picture | 0 | - | 4.21 | 17,997 |
| Weapons by Picture | 0 | - | 4.13 | 21,123 |
| Cars by Picture | 0 | - | 3.89 | 41,662 |
| Reptile Picture Quiz | 0 | - | 4.32 | 14,335 |
| Authors by Picture | 0 | - | 4.48 | 25,588 |
| Plants by Picture | 0 | - | 4.24 | 14,494 |
| Fruit and Vegetable Emojis | 0 | - | 4.45 | 90,506 |
| WWII Figures by Picture | 0 | - | 4.89 | 65,921 |
| College Sports Logos Quiz #3 | 0 | - | 4.30 | 55,999 |
| Planets By Picture Quiz | 0 | - | 4.49 | 57,120 |
| Songs by Picture Quiz #1 | 0 | - | 4.68 | 66,276 |
| Songs by Picture Quiz #2 | 0 | - | 4.42 | 59,098 |
| Fish by Picture #1 | 0 | - | 4.41 | 108,692 |
| Animals A-Z by Picture | 0 | - | 4.08 | 66,673 |
| Mammals by Picture #3 | 0 | - | 4.39 | 62,333 |
| Mammals by Picture #4 | 0 | - | 4.03 | 34,223 |
| Birds by Picture #1 | 0 | - | 4.47 | 41,874 |
| Mammals by Picture #2 | 0 | - | 4.28 | 58,394 |
| First Names A - Z by Picture | 0 | - | 4.05 | 18,660 |
| Famous Germans by Picture | 0 | - | 4.12 | 16,869 |
| Famous Italians by Picture | 0 | - | 4.06 | 21,982 |
| Geography by Picture - E | 0 | - | 3.55 | 47,444 |
| Landforms by Picture | 0 | - | 4.31 | 20,716 |
| Geography by Picture - I | 0 | - | 4.00 | 39,486 |
| Geography by Picture - O | 0 | - | 4.01 | 28,193 |
| Emoji Flags | 0 | - | 4.35 | 44,189 |
| Fill the Map of Europe by Guessing Flag Colors | 0 | - | 4.68 | 38,076 |
| Languages by Combined Flags | 0 | - | 4.53 | 100,334 |
| Satellite Images Quiz #3 | 0 | - | 4.35 | 73,476 |
| Satellite Images - Island Chains | 0 | - | 4.43 | 66,712 |
| Islands by Satellite Image #1 | 0 | - | 4.70 | 71,018 |
| Peninsulas by Satellite Image | 0 | - | 4.53 | 27,873 |
| Landmarks Picture Quiz #1 | 0 | - | 4.16 | 395,146 |
