| Play-Doh People from History | 0 | - | 4.99 | 95,413 |
| Famous Foreheads #1 | 0 | - | 4.47 | 75,324 |
| Name that Historical Figure #1 | 0 | - | 4.63 | 338,975 |
| Former Countries by Territory Map | 0 | - | 4.96 | 103,575 |
| Empires by Maps | 0 | - | 4.98 | 121,630 |
| Merged Company Logos #1 | 0 | - | 4.90 | 107,118 |
| 1940s Celebrities by Picture | 0 | - | 4.43 | 48,177 |
| International Footballers by Picture | 0 | - | 4.51 | 56,293 |
| Name that Historical Figure #2 | 0 | - | 4.42 | 285,780 |
| Name that Historical Figure #5 | 0 | - | 4.43 | 108,413 |
| Name that Historical Figure #7 - U.S. Edition | 0 | - | 4.51 | 51,121 |
| Islands by Shape #2 | 0 | - | 4.88 | 59,466 |
| Visual Memory Test - Random Cartoons | 0 | - | 4.98 | 105,187 |
| Famous Landmarks Out Of Focus #1 | 0 | - | 4.89 | 61,488 |
| Oscar Nominated Actors by Picture #1 | 0 | - | 4.42 | 165,723 |
| 1960s Celebrities by Picture #1 | 0 | - | 4.27 | 70,701 |
| 1960s Celebrities by Picture #2 | 0 | - | 4.26 | 51,628 |
| 1950s Celebrities by Picture #1 | 0 | - | 4.24 | 51,340 |
| 1980s Celebrities by Picture #2 | 0 | - | 4.19 | 72,062 |
| 1990s Celebrities by Picture #1 | 0 | - | 4.14 | 79,719 |
| 1990s Celebrities by Picture #2 | 0 | - | 4.16 | 72,771 |
| 2000s Celebrities by Picture #2 | 0 | - | 4.15 | 96,012 |
| Women in History by Picture | 0 | - | 4.25 | 26,017 |
| 1950s Celebrities by Picture #2 | 0 | - | 4.29 | 46,328 |
| Famous Foreheads #2 | 0 | - | 3.17 | 15,840 |
| Name that Historical Figure #3 | 0 | - | 4.36 | 240,455 |
| Name that Historical Figure #4 | 0 | - | 4.29 | 159,906 |
| Name that Historical Figure #6 | 0 | - | 4.26 | 93,924 |
| Musicians by Picture #1 | 0 | - | 4.38 | 109,838 |
| Musicians by Picture #2 | 0 | - | 4.29 | 77,245 |
| Musicians by Picture #4 | 0 | - | 4.07 | 65,487 |
| Musicians by Picture #3 | 0 | - | 4.10 | 59,464 |
| Circular Cutouts from a World Map | 0 | - | 4.98 | 62,002 |
| All Country Flags of the World | 0 | - | 5.00 | 3,705,141 |
| Years in History by Picture | 0 | - | 4.44 | 35,727 |
| Country Flags Quiz #1 | 0 | - | 4.98 | 2,544,305 |
| Country Flags Quiz #2 | 0 | - | 4.99 | 1,096,415 |
| Country Flags Quiz #3 | 0 | - | 4.97 | 735,942 |
| Merged Company Logos #2 | 0 | - | 4.75 | 78,030 |
| Name that Object #1 | 0 | - | 3.57 | 96,588 |
| Animals by Skeleton Image | 0 | - | 4.81 | 46,864 |
| Make a Stained Glass Window | 0 | - | 5.00 | 68,953 |
| Oscar Nominated Actresses by Picture #1 | 0 | - | 4.30 | 130,041 |
| 1980s Celebrities by Picture #1 | 0 | - | 3.97 | 61,761 |
| 2000s Celebrities by Picture #1 | 0 | - | 3.93 | 102,626 |
| Oscar Nominated Actors by Picture #2 | 0 | - | 4.30 | 46,842 |
| Oscar Nominated Actresses by Picture #2 | 0 | - | 4.38 | 49,002 |
| Musicians by Picture #5 | 0 | - | 3.93 | 54,647 |
| Flags with Crescents | 0 | - | 4.98 | 171,093 |
| Country Flag Trivia | 0 | - | 4.81 | 57,849 |
| Country Flags with Eagles - Picture Quiz | 0 | - | 4.98 | 104,718 |
| Country Flags with the Union Jack | 0 | - | 4.87 | 78,274 |
| Pixelated Flag Quiz | 0 | - | 4.97 | 88,387 |
| Flag Emblems Scavenger Hunt | 0 | - | 5.00 | 67,816 |
| Flags by Horizontal Stripes #1 | 0 | - | 4.84 | 85,852 |
| Country Flags with the Sun - Picture Quiz | 0 | - | 4.83 | 53,382 |
| Real vs. Fake Flags | 0 | - | 4.98 | 125,530 |
| Ultimate Car Logos Quiz | 0 | - | 4.81 | 183,461 |
| National Football Team Logos | 0 | - | 4.85 | 181,551 |
| 1930s Celebrities by Picture | 0 | - | 4.33 | 12,702 |
| People by Country - Tile Select | 0 | - | 3.77 | 14,234 |
| Old Movies by Picture | 0 | - | 4.51 | 25,233 |
| Musical Instruments by Picture #2 | 0 | - | 4.24 | 47,268 |
| Celebrity Mugshots Quiz #1 | 0 | - | 4.07 | 259,665 |
| Celebrity Mugshots Quiz #3 | 0 | - | 4.05 | 145,196 |
| Random Logos Quiz | 0 | - | 4.33 | 209,219 |
| Pictures by Letter - A | 0 | - | 4.18 | 33,612 |
| Pictures by Letter - J | 0 | - | 4.31 | 40,245 |
| Pictures by Letter - B | 0 | - | 4.32 | 44,219 |
| Pictures by Letter - D | 0 | - | 4.14 | 37,771 |
| Pictures by Letter - M | 0 | - | 4.24 | 37,973 |
| Fruits by Picture | 0 | - | 4.19 | 808,903 |
| Geography by Picture - B | 0 | - | 4.42 | 55,750 |
| Geography by Picture - H | 0 | - | 4.50 | 58,354 |
| Geography by Picture - N | 0 | - | 4.45 | 42,321 |
| Geography by Picture - R | 0 | - | 4.56 | 41,125 |
| Geography by Picture - T | 0 | - | 4.54 | 57,971 |
| Flags to Languages | 0 | - | 4.95 | 174,371 |
| All North American Pro Sports Logos | 0 | - | 4.70 | 116,112 |
| Similar Country Flags - Multiple Choice Quiz | 0 | - | 4.94 | 50,950 |
| Name that Object #2 | 0 | - | 3.63 | 15,509 |
| Name that Object #3 | 0 | - | 3.93 | 14,450 |
| Pick a Picture - Animal Relations | 0 | - | 4.94 | 55,795 |
| 2010s Celebrities by Picture #1 | 0 | - | 4.32 | 173,764 |
| 2010s Celebrities by Picture #2 | 0 | - | 4.15 | 149,715 |
| Celebrity Mugshots Quiz #2 | 0 | - | 3.89 | 114,284 |
| Rappers by Picture | 0 | - | 4.23 | 135,536 |
| Name the Pixelated Landmark | 0 | - | 4.85 | 63,375 |
| Car Logos Quiz #1 | 0 | - | 4.52 | 543,270 |
| Pictures by Letter - E | 0 | - | 3.51 | 34,628 |
| Pictures by Letter - G | 0 | - | 4.14 | 28,350 |
| Pictures by Letter - L | 0 | - | 4.14 | 30,733 |
| Pictures by Letter - F | 0 | - | 4.18 | 29,231 |
| Pictures by Letter - Z | 0 | - | 4.05 | 23,577 |
| Pictures by Letter - Y | 0 | - | 4.21 | 26,430 |
| Pictures by Letter - R | 0 | - | 4.05 | 24,897 |
| Pictures by Letter - K | 0 | - | 4.18 | 25,269 |
| Pictures by Letter - I | 0 | - | 4.16 | 30,542 |
| Pictures by Letter - N | 0 | - | 4.11 | 24,627 |
| Pictures by Letter - P | 0 | - | 4.05 | 26,182 |
| Pictures by Letter - U | 0 | - | 4.10 | 20,909 |
| Pictures by Letter - T | 0 | - | 4.34 | 27,828 |
| Three Real and One Fake - Country Flags | 0 | - | 4.97 | 84,654 |
| Name that Bug | 0 | - | 4.12 | 45,622 |
| Islands by Shape #1 | 0 | - | 4.33 | 84,482 |
| 1970s Celebrities by Picture #1 | 0 | - | 4.20 | 58,228 |
| 1970s Celebrities by Picture #2 | 0 | - | 4.21 | 50,942 |
| Elements by Picture | 0 | - | 4.27 | 70,263 |
| Rocks and Minerals Picture Quiz | 0 | - | 4.48 | 29,492 |
| Islands by Picture | 0 | - | 4.28 | 107,645 |
| Classic Movies by Movie Posters | 0 | - | 4.45 | 24,428 |
| Animals by Close-up Image | 0 | - | 4.42 | 218,933 |
| Aquatic Mammals by Picture | 0 | - | 4.41 | 45,963 |
| Extinct Animals by Picture | 0 | - | 4.49 | 35,445 |
| Mammals by Picture #1 | 0 | - | 4.70 | 92,355 |
| Famous Canadians by Picture | 0 | - | 4.39 | 49,489 |
| Geography by Picture - A | 0 | - | 4.39 | 60,404 |
| Geography by Picture - D | 0 | - | 4.15 | 45,767 |
| Geography by Picture - F | 0 | - | 4.31 | 51,147 |
| Geography by Picture - G | 0 | - | 4.39 | 48,060 |
| Geography by Picture - J | 0 | - | 4.16 | 38,571 |
| Geography by Picture - K | 0 | - | 4.29 | 33,229 |
| Geography by Picture - C | 0 | - | 4.31 | 57,208 |
| Geography by Picture - L | 0 | - | 4.37 | 59,105 |
| Geography by Picture - M | 0 | - | 4.14 | 40,561 |
| Geography by Picture - P | 0 | - | 4.24 | 42,542 |
| Geography by Picture - S | 0 | - | 4.38 | 47,159 |
| Miscellaneous Flags Quiz | 0 | - | 4.42 | 281,828 |
| Flag Maths | 0 | - | 4.61 | 57,824 |
| Satellite Images #1 | 0 | - | 4.47 | 129,911 |
| Satellite Images Quiz #2 | 0 | - | 4.63 | 109,606 |
| Satellite Images Quiz #4 | 0 | - | 4.55 | 89,160 |
| Satellite Images Quiz #5 | 0 | - | 4.52 | 50,181 |
| Satellite Images Quiz #6 | 0 | - | 4.50 | 39,170 |
| Cities by Picture #1 | 0 | - | 4.74 | 86,486 |
| Soccer Team Logos | 0 | - | 4.26 | 377,095 |
| Car Logos Quiz #2 | 0 | - | 4.43 | 263,539 |
| Video Game Logos Quiz | 0 | - | 4.40 | 184,815 |
| Movie Logos | 0 | - | 4.33 | 240,051 |
| Brand Logos That Start with A | 0 | - | 4.52 | 71,030 |
| History by Picture - A | 0 | - | 4.26 | 46,093 |
| History by Picture - B | 0 | - | 4.40 | 49,282 |
| History by Picture - C | 0 | - | 4.33 | 54,809 |
| History by Picture - F | 0 | - | 4.35 | 38,138 |
| History by Picture - G | 0 | - | 4.40 | 42,374 |
| History by Picture - D | 0 | - | 4.29 | 44,597 |
| History by Picture - E | 0 | - | 4.25 | 44,178 |
| History by Picture - H | 0 | - | 4.37 | 37,028 |
| History by Picture - K | 0 | - | 4.35 | 33,565 |
| History by Picture - M | 0 | - | 4.17 | 36,346 |
| History by Picture - N | 0 | - | 4.40 | 41,481 |
| History by Picture - O | 0 | - | 4.39 | 36,513 |
| History by Picture - T | 0 | - | 4.20 | 33,501 |
| Name that Nut, Seed, or Bean | 0 | - | 4.57 | 57,601 |
| 1980s Movie Silhouettes | 0 | - | 4.97 | 104,555 |
| Famous Australians by Picture | 0 | - | 4.25 | 28,923 |
| Country Flags Multiple Choice | 0 | - | 4.97 | 145,290 |
| Brand Logos Quiz #1 | 0 | - | 4.83 | 2,435,799 |
| Art Works Picture Quiz #1 | 0 | - | 4.51 | 119,736 |
| Art Works Picture Quiz #2 | 0 | - | 4.49 | 105,795 |
| Musical Instruments by Picture #1 | 0 | - | 4.52 | 269,652 |
| Foods by Picture | 0 | - | 3.81 | 226,492 |
| Flowers by Picture | 0 | - | 4.46 | 105,833 |
| Junk Foods by Picture | 0 | - | 3.69 | 96,626 |
| Art Works Picture Quiz #3 | 0 | - | 4.45 | 48,934 |
| Christmas by Picture | 0 | - | 4.26 | 28,224 |
| Hats by Picture | 0 | - | 4.21 | 18,013 |
| Weapons by Picture | 0 | - | 4.13 | 21,163 |
| Cars by Picture | 0 | - | 3.89 | 41,768 |
| Reptile Picture Quiz | 0 | - | 4.32 | 14,368 |
| Authors by Picture | 0 | - | 4.48 | 25,618 |
| Plants by Picture | 0 | - | 4.24 | 14,517 |
| Fruit and Vegetable Emojis | 0 | - | 4.45 | 90,775 |
| WWII Figures by Picture | 0 | - | 4.89 | 66,136 |
| College Sports Logos Quiz #3 | 0 | - | 4.30 | 56,111 |
| Planets By Picture Quiz | 0 | - | 4.49 | 57,282 |
| Songs by Picture Quiz #1 | 0 | - | 4.68 | 66,436 |
| Songs by Picture Quiz #2 | 0 | - | 4.42 | 59,251 |
| Fish by Picture #1 | 0 | - | 4.41 | 109,011 |
| Animals A-Z by Picture | 0 | - | 4.08 | 66,800 |
| Mammals by Picture #3 | 0 | - | 4.39 | 62,458 |
| Mammals by Picture #4 | 0 | - | 4.03 | 34,299 |
| Birds by Picture #1 | 0 | - | 4.47 | 41,989 |
| Mammals by Picture #2 | 0 | - | 4.28 | 58,503 |
| First Names A - Z by Picture | 0 | - | 4.05 | 18,695 |
| Famous Germans by Picture | 0 | - | 4.12 | 16,894 |
| Famous Italians by Picture | 0 | - | 4.06 | 22,003 |
| Geography by Picture - E | 0 | - | 3.55 | 47,474 |
| Landforms by Picture | 0 | - | 4.31 | 20,740 |
| Geography by Picture - I | 0 | - | 4.00 | 39,519 |
| Geography by Picture - O | 0 | - | 4.01 | 28,225 |
| Emoji Flags | 0 | - | 4.35 | 44,260 |
| Fill the Map of Europe by Guessing Flag Colors | 0 | - | 4.68 | 38,184 |
| Languages by Combined Flags | 0 | - | 4.53 | 100,550 |
| Satellite Images Quiz #3 | 0 | - | 4.35 | 73,602 |
| Satellite Images - Island Chains | 0 | - | 4.43 | 66,885 |
| Islands by Satellite Image #1 | 0 | - | 4.70 | 71,185 |
| Peninsulas by Satellite Image | 0 | - | 4.53 | 27,918 |
| Landmarks Picture Quiz #1 | 0 | - | 4.16 | 395,498 |
| Airline Logos | 0 | - | 4.45 | 141,323 |
