| Play-Doh People from History | 0 | - | 4.99 | 95,595 |
| Famous Foreheads #1 | 0 | - | 4.47 | 75,455 |
| Name that Historical Figure #1 | 0 | - | 4.63 | 339,818 |
| Former Countries by Territory Map | 0 | - | 4.96 | 103,954 |
| Empires by Maps | 0 | - | 4.98 | 122,167 |
| Merged Company Logos #1 | 0 | - | 4.90 | 107,452 |
| 1940s Celebrities by Picture | 0 | - | 4.43 | 48,218 |
| International Footballers by Picture | 0 | - | 4.51 | 56,456 |
| Name that Historical Figure #2 | 0 | - | 4.42 | 286,334 |
| Name that Historical Figure #5 | 0 | - | 4.43 | 108,832 |
| Name that Historical Figure #7 - U.S. Edition | 0 | - | 4.51 | 51,337 |
| Islands by Shape #2 | 0 | - | 4.88 | 59,548 |
| Visual Memory Test - Random Cartoons | 0 | - | 4.98 | 105,382 |
| Famous Landmarks Out Of Focus #1 | 0 | - | 4.89 | 61,633 |
| Oscar Nominated Actors by Picture #1 | 0 | - | 4.42 | 165,808 |
| 1960s Celebrities by Picture #1 | 0 | - | 4.27 | 70,771 |
| 1960s Celebrities by Picture #2 | 0 | - | 4.26 | 51,678 |
| 1950s Celebrities by Picture #1 | 0 | - | 4.24 | 51,378 |
| 1980s Celebrities by Picture #2 | 0 | - | 4.19 | 72,131 |
| 1990s Celebrities by Picture #1 | 0 | - | 4.14 | 79,782 |
| 1990s Celebrities by Picture #2 | 0 | - | 4.16 | 72,841 |
| 2000s Celebrities by Picture #2 | 0 | - | 4.15 | 96,112 |
| Women in History by Picture | 0 | - | 4.25 | 26,036 |
| 1950s Celebrities by Picture #2 | 0 | - | 4.29 | 46,353 |
| Famous Foreheads #2 | 0 | - | 3.17 | 15,861 |
| Name that Historical Figure #3 | 0 | - | 4.36 | 243,230 |
| Name that Historical Figure #4 | 0 | - | 4.29 | 160,367 |
| Name that Historical Figure #6 | 0 | - | 4.26 | 94,305 |
| Musicians by Picture #1 | 0 | - | 4.38 | 110,096 |
| Musicians by Picture #2 | 0 | - | 4.29 | 77,431 |
| Musicians by Picture #4 | 0 | - | 4.07 | 65,639 |
| Musicians by Picture #3 | 0 | - | 4.10 | 59,582 |
| Circular Cutouts from a World Map | 0 | - | 4.98 | 62,139 |
| All Country Flags of the World | 0 | - | 5.00 | 3,715,623 |
| Years in History by Picture | 0 | - | 4.45 | 35,838 |
| Country Flags Quiz #1 | 0 | - | 4.98 | 2,546,282 |
| Country Flags Quiz #2 | 0 | - | 4.99 | 1,097,361 |
| Country Flags Quiz #3 | 0 | - | 4.97 | 736,564 |
| Merged Company Logos #2 | 0 | - | 4.75 | 78,330 |
| Name that Object #1 | 0 | - | 3.57 | 96,635 |
| Animals by Skeleton Image | 0 | - | 4.81 | 46,959 |
| Make a Stained Glass Window | 0 | - | 5.00 | 69,096 |
| Oscar Nominated Actresses by Picture #1 | 0 | - | 4.30 | 130,114 |
| 1980s Celebrities by Picture #1 | 0 | - | 3.97 | 61,799 |
| 2000s Celebrities by Picture #1 | 0 | - | 3.93 | 102,702 |
| Oscar Nominated Actors by Picture #2 | 0 | - | 4.30 | 46,884 |
| Oscar Nominated Actresses by Picture #2 | 0 | - | 4.38 | 49,057 |
| Musicians by Picture #5 | 0 | - | 3.93 | 54,733 |
| Flags with Crescents | 0 | - | 4.98 | 171,410 |
| Country Flag Trivia | 0 | - | 4.81 | 58,077 |
| Country Flags with Eagles - Picture Quiz | 0 | - | 4.98 | 104,938 |
| Country Flags with the Union Jack | 0 | - | 4.87 | 78,468 |
| Pixelated Flag Quiz | 0 | - | 4.97 | 88,645 |
| Flag Emblems Scavenger Hunt | 0 | - | 5.00 | 67,977 |
| Flags by Horizontal Stripes #1 | 0 | - | 4.84 | 86,016 |
| Country Flags with the Sun - Picture Quiz | 0 | - | 4.81 | 53,511 |
| Real vs. Fake Flags | 0 | - | 4.98 | 125,827 |
| Ultimate Car Logos Quiz | 0 | - | 4.81 | 184,208 |
| National Football Team Logos | 0 | - | 4.85 | 181,939 |
| 1930s Celebrities by Picture | 0 | - | 4.33 | 12,728 |
| People by Country - Tile Select | 0 | - | 3.77 | 14,240 |
| Old Movies by Picture | 0 | - | 4.51 | 25,272 |
| Musical Instruments by Picture #2 | 0 | - | 4.24 | 47,307 |
| Celebrity Mugshots Quiz #1 | 0 | - | 4.07 | 259,776 |
| Celebrity Mugshots Quiz #3 | 0 | - | 4.05 | 145,253 |
| Random Logos Quiz | 0 | - | 4.33 | 209,708 |
| Pictures by Letter - A | 0 | - | 4.18 | 33,655 |
| Pictures by Letter - J | 0 | - | 4.31 | 40,283 |
| Pictures by Letter - B | 0 | - | 4.32 | 44,269 |
| Pictures by Letter - D | 0 | - | 4.14 | 37,813 |
| Pictures by Letter - M | 0 | - | 4.24 | 38,018 |
| Fruits by Picture | 0 | - | 4.19 | 809,462 |
| Geography by Picture - B | 0 | - | 4.42 | 55,785 |
| Geography by Picture - H | 0 | - | 4.50 | 58,384 |
| Geography by Picture - N | 0 | - | 4.45 | 42,344 |
| Geography by Picture - R | 0 | - | 4.56 | 41,150 |
| Geography by Picture - T | 0 | - | 4.54 | 58,006 |
| Flags to Languages | 0 | - | 4.95 | 174,538 |
| All North American Pro Sports Logos | 0 | - | 4.72 | 116,456 |
| Similar Country Flags - Multiple Choice Quiz | 0 | - | 4.94 | 51,051 |
| Name that Object #2 | 0 | - | 3.63 | 15,530 |
| Name that Object #3 | 0 | - | 3.93 | 14,471 |
| Pick a Picture - Animal Relations | 0 | - | 4.94 | 55,890 |
| 2010s Celebrities by Picture #1 | 0 | - | 4.32 | 173,989 |
| 2010s Celebrities by Picture #2 | 0 | - | 4.15 | 149,890 |
| Celebrity Mugshots Quiz #2 | 0 | - | 3.89 | 114,328 |
| Rappers by Picture | 0 | - | 4.23 | 135,771 |
| Name the Pixelated Landmark | 0 | - | 4.85 | 63,468 |
| Car Logos Quiz #1 | 0 | - | 4.52 | 544,323 |
| Pictures by Letter - E | 0 | - | 3.51 | 34,664 |
| Pictures by Letter - G | 0 | - | 4.14 | 28,394 |
| Pictures by Letter - L | 0 | - | 4.14 | 30,774 |
| Pictures by Letter - F | 0 | - | 4.18 | 29,274 |
| Pictures by Letter - Z | 0 | - | 4.05 | 23,603 |
| Pictures by Letter - Y | 0 | - | 4.21 | 26,458 |
| Pictures by Letter - R | 0 | - | 4.05 | 24,935 |
| Pictures by Letter - K | 0 | - | 4.18 | 25,302 |
| Pictures by Letter - I | 0 | - | 4.16 | 30,585 |
| Pictures by Letter - N | 0 | - | 4.11 | 24,664 |
| Pictures by Letter - P | 0 | - | 4.05 | 26,209 |
| Pictures by Letter - U | 0 | - | 4.10 | 20,939 |
| Pictures by Letter - T | 0 | - | 4.34 | 27,868 |
| Three Real and One Fake - Country Flags | 0 | - | 4.97 | 84,758 |
| Name that Bug | 0 | - | 4.12 | 45,646 |
| Islands by Shape #1 | 0 | - | 4.33 | 84,518 |
| 1970s Celebrities by Picture #1 | 0 | - | 4.20 | 58,277 |
| 1970s Celebrities by Picture #2 | 0 | - | 4.21 | 50,982 |
| Elements by Picture | 0 | - | 4.27 | 70,328 |
| Rocks and Minerals Picture Quiz | 0 | - | 4.48 | 29,517 |
| Islands by Picture | 0 | - | 4.28 | 107,812 |
| Classic Movies by Movie Posters | 0 | - | 4.45 | 24,459 |
| Famous Landmarks Out Of Focus #2 | 0 | - | 4.37 | 41,558 |
| Animals by Close-up Image | 0 | - | 4.42 | 219,092 |
| Aquatic Mammals by Picture | 0 | - | 4.41 | 46,027 |
| Extinct Animals by Picture | 0 | - | 4.49 | 35,493 |
| Mammals by Picture #1 | 0 | - | 4.70 | 92,472 |
| Famous Canadians by Picture | 0 | - | 4.39 | 49,513 |
| Geography by Picture - A | 0 | - | 4.39 | 60,440 |
| Geography by Picture - D | 0 | - | 4.15 | 45,791 |
| Geography by Picture - F | 0 | - | 4.31 | 51,180 |
| Geography by Picture - G | 0 | - | 4.39 | 48,084 |
| Geography by Picture - J | 0 | - | 4.16 | 38,597 |
| Geography by Picture - K | 0 | - | 4.29 | 33,250 |
| Geography by Picture - C | 0 | - | 4.31 | 57,240 |
| Geography by Picture - L | 0 | - | 4.37 | 59,140 |
| Geography by Picture - M | 0 | - | 4.14 | 40,585 |
| Geography by Picture - P | 0 | - | 4.24 | 42,571 |
| Geography by Picture - S | 0 | - | 4.38 | 47,184 |
| Miscellaneous Flags Quiz | 0 | - | 4.42 | 282,127 |
| Flag Maths | 0 | - | 4.61 | 57,849 |
| Satellite Images #1 | 0 | - | 4.46 | 130,010 |
| Satellite Images Quiz #2 | 0 | - | 4.64 | 109,702 |
| Satellite Images Quiz #4 | 0 | - | 4.55 | 89,403 |
| Satellite Images Quiz #5 | 0 | - | 4.52 | 50,255 |
| Satellite Images Quiz #6 | 0 | - | 4.50 | 39,230 |
| Cities by Picture #1 | 0 | - | 4.74 | 86,595 |
| Soccer Team Logos | 0 | - | 4.26 | 377,781 |
| Car Logos Quiz #2 | 0 | - | 4.43 | 263,990 |
| Video Game Logos Quiz | 0 | - | 4.40 | 185,114 |
| Movie Logos | 0 | - | 4.33 | 240,493 |
| Brand Logos That Start with A | 0 | - | 4.52 | 71,207 |
| History by Picture - A | 0 | - | 4.26 | 46,161 |
| History by Picture - B | 0 | - | 4.40 | 49,358 |
| History by Picture - C | 0 | - | 4.33 | 54,894 |
| History by Picture - F | 0 | - | 4.35 | 38,207 |
| History by Picture - G | 0 | - | 4.40 | 42,446 |
| History by Picture - D | 0 | - | 4.29 | 44,666 |
| History by Picture - E | 0 | - | 4.25 | 44,243 |
| History by Picture - H | 0 | - | 4.37 | 37,092 |
| History by Picture - K | 0 | - | 4.35 | 33,624 |
| History by Picture - M | 0 | - | 4.17 | 36,400 |
| History by Picture - N | 0 | - | 4.40 | 41,537 |
| History by Picture - O | 0 | - | 4.39 | 36,560 |
| History by Picture - T | 0 | - | 4.20 | 33,548 |
| Name that Nut, Seed, or Bean | 0 | - | 4.57 | 57,802 |
| 1980s Movie Silhouettes | 0 | - | 4.97 | 104,702 |
| Famous Australians by Picture | 0 | - | 4.25 | 28,960 |
| Country Flags Multiple Choice | 0 | - | 4.97 | 145,465 |
| Brand Logos Quiz #1 | 0 | - | 4.83 | 2,439,042 |
| Art Works Picture Quiz #1 | 0 | - | 4.51 | 119,833 |
| Art Works Picture Quiz #2 | 0 | - | 4.49 | 105,874 |
| Musical Instruments by Picture #1 | 0 | - | 4.52 | 269,809 |
| Foods by Picture | 0 | - | 3.81 | 226,664 |
| Flowers by Picture | 0 | - | 4.46 | 105,870 |
| Junk Foods by Picture | 0 | - | 3.69 | 96,777 |
| Art Works Picture Quiz #3 | 0 | - | 4.45 | 48,953 |
| Christmas by Picture | 0 | - | 4.26 | 28,234 |
| Hats by Picture | 0 | - | 4.21 | 18,021 |
| Weapons by Picture | 0 | - | 4.13 | 21,197 |
| Cars by Picture | 0 | - | 3.89 | 41,828 |
| Reptile Picture Quiz | 0 | - | 4.32 | 14,386 |
| Authors by Picture | 0 | - | 4.48 | 25,637 |
| Plants by Picture | 0 | - | 4.24 | 14,523 |
| Fruit and Vegetable Emojis | 0 | - | 4.45 | 90,957 |
| WWII Figures by Picture | 0 | - | 4.89 | 66,279 |
| College Sports Logos Quiz #3 | 0 | - | 4.30 | 56,185 |
| Planets By Picture Quiz | 0 | - | 4.49 | 57,395 |
| Songs by Picture Quiz #1 | 0 | - | 4.68 | 66,516 |
| Songs by Picture Quiz #2 | 0 | - | 4.42 | 59,325 |
| Fish by Picture #1 | 0 | - | 4.41 | 109,067 |
| Animals A-Z by Picture | 0 | - | 4.08 | 66,875 |
| Mammals by Picture #3 | 0 | - | 4.39 | 62,516 |
| Mammals by Picture #4 | 0 | - | 4.03 | 34,358 |
| Birds by Picture #1 | 0 | - | 4.47 | 42,064 |
| Mammals by Picture #2 | 0 | - | 4.28 | 58,581 |
| First Names A - Z by Picture | 0 | - | 4.05 | 18,717 |
| Famous Germans by Picture | 0 | - | 4.12 | 16,908 |
| Famous Italians by Picture | 0 | - | 4.06 | 22,020 |
| Geography by Picture - E | 0 | - | 3.55 | 47,495 |
| Landforms by Picture | 0 | - | 4.31 | 20,749 |
| Geography by Picture - I | 0 | - | 4.00 | 39,537 |
| Geography by Picture - O | 0 | - | 4.01 | 28,243 |
| Emoji Flags | 0 | - | 4.35 | 44,295 |
| Fill the Map of Europe by Guessing Flag Colors | 0 | - | 4.69 | 38,241 |
| Languages by Combined Flags | 0 | - | 4.53 | 100,678 |
| Satellite Images Quiz #3 | 0 | - | 4.35 | 73,663 |
| Satellite Images - Island Chains | 0 | - | 4.43 | 66,995 |
| Islands by Satellite Image #1 | 0 | - | 4.70 | 71,291 |
| Peninsulas by Satellite Image | 0 | - | 4.53 | 27,931 |
| Landmarks Picture Quiz #1 | 0 | - | 4.16 | 395,728 |
