| Play-Doh People from History | 0 | - | 4.99 | 94,980 |
| Famous Foreheads #1 | 0 | - | 4.47 | 75,049 |
| Name that Historical Figure #1 | 0 | - | 4.63 | 337,991 |
| Former Countries by Territory Map | 0 | - | 4.96 | 103,038 |
| Empires by Maps | 0 | - | 4.98 | 120,838 |
| Merged Company Logos #1 | 0 | - | 4.90 | 106,732 |
| 1940s Celebrities by Picture | 0 | - | 4.43 | 48,079 |
| International Footballers by Picture | 0 | - | 4.50 | 55,815 |
| Name that Historical Figure #2 | 0 | - | 4.42 | 284,944 |
| Name that Historical Figure #5 | 0 | - | 4.43 | 107,917 |
| Name that Historical Figure #7 - U.S. Edition | 0 | - | 4.51 | 50,926 |
| Islands by Shape #2 | 0 | - | 4.88 | 59,323 |
| Visual Memory Test - Random Cartoons | 0 | - | 4.98 | 104,647 |
| Famous Landmarks Out Of Focus #1 | 0 | - | 4.89 | 61,195 |
| Oscar Nominated Actors by Picture #1 | 0 | - | 4.42 | 165,317 |
| 1960s Celebrities by Picture #1 | 0 | - | 4.27 | 70,525 |
| 1960s Celebrities by Picture #2 | 0 | - | 4.26 | 51,496 |
| 1950s Celebrities by Picture #1 | 0 | - | 4.24 | 51,236 |
| 1980s Celebrities by Picture #2 | 0 | - | 4.19 | 71,831 |
| 1990s Celebrities by Picture #1 | 0 | - | 4.14 | 79,530 |
| 1990s Celebrities by Picture #2 | 0 | - | 4.16 | 72,549 |
| 2000s Celebrities by Picture #2 | 0 | - | 4.15 | 95,728 |
| Women in History by Picture | 0 | - | 4.25 | 25,952 |
| 1950s Celebrities by Picture #2 | 0 | - | 4.29 | 46,216 |
| Famous Foreheads #2 | 0 | - | 3.17 | 15,798 |
| Name that Historical Figure #3 | 0 | - | 4.36 | 239,721 |
| Name that Historical Figure #4 | 0 | - | 4.29 | 159,374 |
| Name that Historical Figure #6 | 0 | - | 4.26 | 93,521 |
| Musicians by Picture #1 | 0 | - | 4.37 | 109,122 |
| Musicians by Picture #2 | 0 | - | 4.29 | 76,696 |
| Musicians by Picture #4 | 0 | - | 4.07 | 65,102 |
| Musicians by Picture #3 | 0 | - | 4.10 | 59,133 |
| Circular Cutouts from a World Map | 0 | - | 4.98 | 61,718 |
| All Country Flags of the World | 0 | - | 5.00 | 3,676,079 |
| Years in History by Picture | 0 | - | 4.44 | 35,588 |
| Country Flags Quiz #1 | 0 | - | 4.98 | 2,539,290 |
| Country Flags Quiz #2 | 0 | - | 4.98 | 1,093,938 |
| Country Flags Quiz #3 | 0 | - | 4.97 | 734,157 |
| Merged Company Logos #2 | 0 | - | 4.75 | 77,719 |
| Name that Object #1 | 0 | - | 3.57 | 96,523 |
| Animals by Skeleton Image | 0 | - | 4.81 | 46,635 |
| Make a Stained Glass Window | 0 | - | 5.00 | 68,652 |
| Oscar Nominated Actresses by Picture #1 | 0 | - | 4.30 | 129,621 |
| 1980s Celebrities by Picture #1 | 0 | - | 3.97 | 61,610 |
| 2000s Celebrities by Picture #1 | 0 | - | 3.93 | 102,411 |
| Oscar Nominated Actors by Picture #2 | 0 | - | 4.30 | 46,652 |
| Oscar Nominated Actresses by Picture #2 | 0 | - | 4.38 | 48,786 |
| Musicians by Picture #5 | 0 | - | 3.93 | 54,398 |
| Flags with Crescents | 0 | - | 4.98 | 169,978 |
| Country Flag Trivia | 0 | - | 4.81 | 57,259 |
| Country Flags with Eagles - Picture Quiz | 0 | - | 4.98 | 104,039 |
| Country Flags with the Union Jack | 0 | - | 4.87 | 77,731 |
| Pixelated Flag Quiz | 0 | - | 4.97 | 87,698 |
| Flag Emblems Scavenger Hunt | 0 | - | 5.00 | 67,438 |
| Flags by Horizontal Stripes #1 | 0 | - | 4.84 | 85,412 |
| Country Flags with the Sun - Picture Quiz | 0 | - | 4.83 | 52,990 |
| Real vs. Fake Flags | 0 | - | 4.98 | 124,602 |
| Ultimate Car Logos Quiz | 0 | - | 4.81 | 181,490 |
| National Football Team Logos | 0 | - | 4.85 | 180,702 |
| 1930s Celebrities by Picture | 0 | - | 4.33 | 12,618 |
| People by Country - Tile Select | 0 | - | 3.77 | 14,217 |
| Old Movies by Picture | 0 | - | 4.51 | 25,139 |
| Musical Instruments by Picture #2 | 0 | - | 4.24 | 47,103 |
| Celebrity Mugshots Quiz #1 | 0 | - | 4.07 | 259,376 |
| Celebrity Mugshots Quiz #3 | 0 | - | 4.05 | 145,037 |
| Random Logos Quiz | 0 | - | 4.31 | 208,718 |
| Pictures by Letter - A | 0 | - | 4.18 | 33,495 |
| Pictures by Letter - J | 0 | - | 4.31 | 40,118 |
| Pictures by Letter - B | 0 | - | 4.32 | 44,064 |
| Pictures by Letter - D | 0 | - | 4.14 | 37,664 |
| Pictures by Letter - M | 0 | - | 4.24 | 37,867 |
| Fruits by Picture | 0 | - | 4.19 | 807,828 |
| Geography by Picture - B | 0 | - | 4.42 | 55,660 |
| Geography by Picture - H | 0 | - | 4.50 | 58,271 |
| Geography by Picture - N | 0 | - | 4.45 | 42,238 |
| Geography by Picture - R | 0 | - | 4.56 | 41,063 |
| Geography by Picture - T | 0 | - | 4.54 | 57,888 |
| Flags to Languages | 0 | - | 4.95 | 173,856 |
| All North American Pro Sports Logos | 0 | - | 4.70 | 115,443 |
| Similar Country Flags - Multiple Choice Quiz | 0 | - | 4.94 | 50,650 |
| Three Real and One Fake - Country Flags | 0 | - | 4.97 | 84,278 |
| Name that Object #2 | 0 | - | 3.64 | 15,463 |
| Name that Object #3 | 0 | - | 3.93 | 14,418 |
| Pick a Picture - Animal Relations | 0 | - | 4.94 | 55,542 |
| 2010s Celebrities by Picture #1 | 0 | - | 4.32 | 173,127 |
| 2010s Celebrities by Picture #2 | 0 | - | 4.15 | 149,221 |
| Celebrity Mugshots Quiz #2 | 0 | - | 3.89 | 114,173 |
| Rappers by Picture | 0 | - | 4.23 | 134,777 |
| Name the Pixelated Landmark | 0 | - | 4.85 | 63,132 |
| Car Logos Quiz #1 | 0 | - | 4.52 | 540,435 |
| Pictures by Letter - E | 0 | - | 3.51 | 34,545 |
| Pictures by Letter - G | 0 | - | 4.14 | 28,237 |
| Pictures by Letter - L | 0 | - | 4.14 | 30,632 |
| Pictures by Letter - F | 0 | - | 4.18 | 29,119 |
| Pictures by Letter - Z | 0 | - | 4.05 | 23,513 |
| Pictures by Letter - Y | 0 | - | 4.21 | 26,361 |
| Pictures by Letter - R | 0 | - | 4.05 | 24,827 |
| Pictures by Letter - K | 0 | - | 4.18 | 25,188 |
| Pictures by Letter - I | 0 | - | 4.16 | 30,446 |
| Pictures by Letter - N | 0 | - | 4.11 | 24,551 |
| Pictures by Letter - P | 0 | - | 4.05 | 26,116 |
| Pictures by Letter - U | 0 | - | 4.10 | 20,834 |
| Pictures by Letter - T | 0 | - | 4.34 | 27,749 |
| Name that Bug | 0 | - | 4.12 | 45,581 |
| Islands by Shape #1 | 0 | - | 4.33 | 84,407 |
| 1970s Celebrities by Picture #1 | 0 | - | 4.20 | 58,034 |
| 1970s Celebrities by Picture #2 | 0 | - | 4.21 | 50,764 |
| Elements by Picture | 0 | - | 4.27 | 70,050 |
| Rocks and Minerals Picture Quiz | 0 | - | 4.48 | 29,371 |
| Islands by Picture | 0 | - | 4.28 | 107,193 |
| Classic Movies by Movie Posters | 0 | - | 4.45 | 24,301 |
| Famous Landmarks Out Of Focus #2 | 0 | - | 4.37 | 41,330 |
| Animals by Close-up Image | 0 | - | 4.42 | 218,499 |
| Aquatic Mammals by Picture | 0 | - | 4.41 | 45,747 |
| Extinct Animals by Picture | 0 | - | 4.49 | 35,311 |
| Mammals by Picture #1 | 0 | - | 4.70 | 91,969 |
| Famous Canadians by Picture | 0 | - | 4.39 | 49,400 |
| Geography by Picture - A | 0 | - | 4.39 | 60,310 |
| Geography by Picture - D | 0 | - | 4.15 | 45,695 |
| Geography by Picture - F | 0 | - | 4.31 | 51,055 |
| Geography by Picture - G | 0 | - | 4.39 | 47,985 |
| Geography by Picture - J | 0 | - | 4.16 | 38,499 |
| Geography by Picture - K | 0 | - | 4.29 | 33,165 |
| Geography by Picture - C | 0 | - | 4.31 | 57,117 |
| Geography by Picture - L | 0 | - | 4.37 | 59,027 |
| Geography by Picture - M | 0 | - | 4.14 | 40,495 |
| Geography by Picture - P | 0 | - | 4.24 | 42,468 |
| Geography by Picture - S | 0 | - | 4.38 | 47,077 |
| Miscellaneous Flags Quiz | 0 | - | 4.42 | 280,844 |
| Flag Maths | 0 | - | 4.64 | 57,785 |
| Satellite Images #1 | 0 | - | 4.47 | 129,451 |
| Satellite Images Quiz #2 | 0 | - | 4.63 | 109,374 |
| Satellite Images Quiz #4 | 0 | - | 4.55 | 88,969 |
| Satellite Images Quiz #5 | 0 | - | 4.52 | 49,994 |
| Satellite Images Quiz #6 | 0 | - | 4.50 | 39,028 |
| Cities by Picture #1 | 0 | - | 4.73 | 86,134 |
| Soccer Team Logos | 0 | - | 4.26 | 375,338 |
| Car Logos Quiz #2 | 0 | - | 4.43 | 262,503 |
| Video Game Logos Quiz | 0 | - | 4.40 | 184,279 |
| Movie Logos | 0 | - | 4.33 | 238,973 |
| Brand Logos That Start with A | 0 | - | 4.52 | 70,578 |
| History by Picture - A | 0 | - | 4.26 | 45,904 |
| History by Picture - B | 0 | - | 4.40 | 49,085 |
| History by Picture - C | 0 | - | 4.36 | 54,595 |
| History by Picture - F | 0 | - | 4.35 | 37,970 |
| History by Picture - G | 0 | - | 4.40 | 42,224 |
| History by Picture - D | 0 | - | 4.29 | 44,408 |
| History by Picture - E | 0 | - | 4.25 | 44,023 |
| History by Picture - H | 0 | - | 4.37 | 36,870 |
| History by Picture - K | 0 | - | 4.35 | 33,430 |
| History by Picture - M | 0 | - | 4.17 | 36,218 |
| History by Picture - N | 0 | - | 4.40 | 41,338 |
| History by Picture - O | 0 | - | 4.39 | 36,385 |
| History by Picture - T | 0 | - | 4.20 | 33,382 |
| Name that Nut, Seed, or Bean | 0 | - | 4.63 | 57,393 |
| 1980s Movie Silhouettes | 0 | - | 4.97 | 104,038 |
| Famous Australians by Picture | 0 | - | 4.25 | 28,832 |
| Country Flags Multiple Choice | 0 | - | 4.97 | 144,778 |
| Brand Logos Quiz #1 | 0 | - | 4.83 | 2,427,244 |
| Art Works Picture Quiz #1 | 0 | - | 4.51 | 119,430 |
| Art Works Picture Quiz #2 | 0 | - | 4.49 | 105,498 |
| Musical Instruments by Picture #1 | 0 | - | 4.52 | 269,177 |
| Foods by Picture | 0 | - | 3.81 | 226,236 |
| Flowers by Picture | 0 | - | 4.46 | 105,720 |
| Junk Foods by Picture | 0 | - | 3.69 | 96,466 |
| Art Works Picture Quiz #3 | 0 | - | 4.45 | 48,819 |
| Christmas by Picture | 0 | - | 4.26 | 28,199 |
| Hats by Picture | 0 | - | 4.21 | 17,985 |
| Weapons by Picture | 0 | - | 4.13 | 21,087 |
| Cars by Picture | 0 | - | 3.89 | 41,589 |
| Reptile Picture Quiz | 0 | - | 4.32 | 14,315 |
| Authors by Picture | 0 | - | 4.48 | 25,552 |
| Plants by Picture | 0 | - | 4.24 | 14,472 |
| Fruit and Vegetable Emojis | 0 | - | 4.45 | 90,229 |
| WWII Figures by Picture | 0 | - | 4.89 | 65,697 |
| College Sports Logos Quiz #3 | 0 | - | 4.30 | 55,906 |
| Planets By Picture Quiz | 0 | - | 4.49 | 56,983 |
| Songs by Picture Quiz #1 | 0 | - | 4.68 | 66,136 |
| Songs by Picture Quiz #2 | 0 | - | 4.42 | 58,991 |
| Fish by Picture #1 | 0 | - | 4.41 | 108,623 |
| Animals A-Z by Picture | 0 | - | 4.08 | 66,576 |
| Mammals by Picture #3 | 0 | - | 4.39 | 62,240 |
| Mammals by Picture #4 | 0 | - | 4.03 | 34,188 |
| Birds by Picture #1 | 0 | - | 4.47 | 41,771 |
| Mammals by Picture #2 | 0 | - | 4.28 | 58,325 |
| First Names A - Z by Picture | 0 | - | 4.05 | 18,628 |
| Famous Germans by Picture | 0 | - | 4.12 | 16,855 |
| Famous Italians by Picture | 0 | - | 4.06 | 21,964 |
| Geography by Picture - E | 0 | - | 3.55 | 47,412 |
| Landforms by Picture | 0 | - | 4.31 | 20,696 |
| Geography by Picture - I | 0 | - | 4.00 | 39,458 |
| Geography by Picture - O | 0 | - | 4.01 | 28,166 |
| Emoji Flags | 0 | - | 4.35 | 44,145 |
| Fill the Map of Europe by Guessing Flag Colors | 0 | - | 4.68 | 37,964 |
| Languages by Combined Flags | 0 | - | 4.53 | 100,169 |
| Satellite Images Quiz #3 | 0 | - | 4.35 | 73,434 |
| Satellite Images - Island Chains | 0 | - | 4.43 | 66,565 |
| Islands by Satellite Image #1 | 0 | - | 4.70 | 70,864 |
| Peninsulas by Satellite Image | 0 | - | 4.53 | 27,842 |
| Landmarks Picture Quiz #1 | 0 | - | 4.16 | 394,849 |
