| Play-Doh People from History | 0 | - | 4.99 | 95,798 |
| Famous Foreheads #1 | 0 | - | 4.47 | 75,563 |
| Name that Historical Figure #1 | 0 | - | 4.63 | 341,140 |
| Former Countries by Territory Map | 0 | - | 4.96 | 104,252 |
| Empires by Maps | 0 | - | 4.98 | 122,623 |
| Merged Company Logos #1 | 0 | - | 4.90 | 107,676 |
| International Footballers by Picture | 0 | - | 4.51 | 56,665 |
| Name that Historical Figure #2 | 0 | - | 4.42 | 287,503 |
| Name that Historical Figure #5 | 0 | - | 4.43 | 109,724 |
| Name that Historical Figure #7 - U.S. Edition | 0 | - | 4.51 | 51,802 |
| Islands by Shape #2 | 0 | - | 4.88 | 59,610 |
| Visual Memory Test - Random Cartoons | 0 | - | 4.98 | 105,723 |
| Famous Landmarks Out Of Focus #1 | 0 | - | 4.89 | 61,763 |
| Oscar Nominated Actors by Picture #1 | 0 | - | 4.42 | 165,878 |
| Women in History by Picture | 0 | - | 4.25 | 26,075 |
| Famous Foreheads #2 | 0 | - | 3.17 | 15,883 |
| Name that Historical Figure #3 | 0 | - | 4.37 | 249,141 |
| Name that Historical Figure #4 | 0 | - | 4.29 | 161,340 |
| Name that Historical Figure #6 | 0 | - | 4.26 | 95,135 |
| Musicians by Picture #1 | 0 | - | 4.38 | 110,331 |
| Musicians by Picture #2 | 0 | - | 4.29 | 77,605 |
| Musicians by Picture #4 | 0 | - | 4.07 | 65,785 |
| Musicians by Picture #3 | 0 | - | 4.10 | 59,687 |
| Circular Cutouts from a World Map | 0 | - | 4.98 | 62,307 |
| All Country Flags of the World | 0 | - | 5.00 | 3,726,614 |
| Years in History by Picture | 0 | - | 4.45 | 35,950 |
| 1940s Celebrities by Picture | 0 | - | 4.43 | 48,250 |
| Country Flags Quiz #1 | 0 | - | 4.98 | 2,548,106 |
| Country Flags Quiz #2 | 0 | - | 4.99 | 1,098,423 |
| Country Flags Quiz #3 | 0 | - | 4.97 | 737,233 |
| Merged Company Logos #2 | 0 | - | 4.75 | 78,471 |
| Name that Object #1 | 0 | - | 3.57 | 96,655 |
| Animals by Skeleton Image | 0 | - | 4.81 | 47,068 |
| Make a Stained Glass Window | 0 | - | 5.00 | 69,219 |
| Oscar Nominated Actresses by Picture #1 | 0 | - | 4.30 | 130,205 |
| Oscar Nominated Actors by Picture #2 | 0 | - | 4.30 | 46,934 |
| Oscar Nominated Actresses by Picture #2 | 0 | - | 4.38 | 49,130 |
| Musicians by Picture #5 | 0 | - | 3.93 | 54,822 |
| Flags with Crescents | 0 | - | 4.98 | 171,804 |
| Country Flag Trivia | 0 | - | 4.82 | 58,339 |
| Country Flags with Eagles - Picture Quiz | 0 | - | 4.98 | 105,208 |
| Country Flags with the Union Jack | 0 | - | 4.87 | 78,666 |
| Pixelated Flag Quiz | 0 | - | 4.97 | 88,941 |
| Flag Emblems Scavenger Hunt | 0 | - | 5.00 | 68,149 |
| Flags by Horizontal Stripes #1 | 0 | - | 4.84 | 86,202 |
| Country Flags with the Sun - Picture Quiz | 0 | - | 4.81 | 53,661 |
| Ultimate Car Logos Quiz | 0 | - | 4.81 | 185,047 |
| National Football Team Logos | 0 | - | 4.85 | 183,867 |
| People by Country - Tile Select | 0 | - | 3.77 | 14,247 |
| Old Movies by Picture | 0 | - | 4.51 | 25,297 |
| Musical Instruments by Picture #2 | 0 | - | 4.24 | 47,355 |
| 1950s Celebrities by Picture #1 | 0 | - | 4.24 | 51,411 |
| 1980s Celebrities by Picture #2 | 0 | - | 4.19 | 72,202 |
| 1990s Celebrities by Picture #1 | 0 | - | 4.14 | 79,855 |
| 1990s Celebrities by Picture #2 | 0 | - | 4.16 | 72,919 |
| 2000s Celebrities by Picture #2 | 0 | - | 4.15 | 96,210 |
| 1950s Celebrities by Picture #2 | 0 | - | 4.29 | 46,387 |
| Celebrity Mugshots Quiz #1 | 0 | - | 4.07 | 259,874 |
| Celebrity Mugshots Quiz #3 | 0 | - | 4.05 | 145,311 |
| Random Logos Quiz | 0 | - | 4.33 | 209,977 |
| Pictures by Letter - A | 0 | - | 4.18 | 33,705 |
| Pictures by Letter - J | 0 | - | 4.31 | 40,330 |
| Pictures by Letter - B | 0 | - | 4.32 | 44,324 |
| Pictures by Letter - D | 0 | - | 4.14 | 37,856 |
| Pictures by Letter - M | 0 | - | 4.24 | 38,065 |
| Fruits by Picture | 0 | - | 4.19 | 809,899 |
| Geography by Picture - B | 0 | - | 4.42 | 55,840 |
| Geography by Picture - H | 0 | - | 4.50 | 58,441 |
| Geography by Picture - N | 0 | - | 4.45 | 42,405 |
| Geography by Picture - R | 0 | - | 4.56 | 41,203 |
| Geography by Picture - T | 0 | - | 4.54 | 58,058 |
| Flags to Languages | 0 | - | 4.95 | 174,720 |
| All North American Pro Sports Logos | 0 | - | 4.72 | 116,689 |
| Similar Country Flags - Multiple Choice Quiz | 0 | - | 4.94 | 51,155 |
| Name that Object #2 | 0 | - | 3.63 | 15,551 |
| Name that Object #3 | 0 | - | 3.93 | 14,484 |
| Pick a Picture - Animal Relations | 0 | - | 4.94 | 56,002 |
| 1980s Celebrities by Picture #1 | 0 | - | 3.97 | 61,858 |
| 2000s Celebrities by Picture #1 | 0 | - | 3.93 | 102,787 |
| Celebrity Mugshots Quiz #2 | 0 | - | 3.89 | 114,364 |
| Rappers by Picture | 0 | - | 4.23 | 136,014 |
| Name the Pixelated Landmark | 0 | - | 4.85 | 63,679 |
| Car Logos Quiz #1 | 0 | - | 4.52 | 545,359 |
| Pictures by Letter - E | 0 | - | 3.51 | 34,695 |
| Pictures by Letter - G | 0 | - | 4.14 | 28,436 |
| Pictures by Letter - L | 0 | - | 4.14 | 30,809 |
| Pictures by Letter - F | 0 | - | 4.18 | 29,316 |
| Pictures by Letter - Z | 0 | - | 4.05 | 23,637 |
| Pictures by Letter - Y | 0 | - | 4.21 | 26,493 |
| Pictures by Letter - R | 0 | - | 4.05 | 24,967 |
| Pictures by Letter - K | 0 | - | 4.18 | 25,328 |
| Pictures by Letter - I | 0 | - | 4.16 | 30,625 |
| Pictures by Letter - N | 0 | - | 4.12 | 24,699 |
| Pictures by Letter - P | 0 | - | 4.05 | 26,244 |
| Pictures by Letter - U | 0 | - | 4.10 | 20,979 |
| Pictures by Letter - T | 0 | - | 4.34 | 27,910 |
| 1930s Celebrities by Picture | 0 | - | 4.33 | 12,756 |
| Three Real and One Fake - Country Flags | 0 | - | 4.97 | 84,900 |
| Name that Bug | 0 | - | 4.12 | 45,661 |
| Islands by Shape #1 | 0 | - | 4.33 | 84,564 |
| Elements by Picture | 0 | - | 4.27 | 70,409 |
| Rocks and Minerals Picture Quiz | 0 | - | 4.48 | 29,556 |
| Islands by Picture | 0 | - | 4.28 | 107,985 |
| Classic Movies by Movie Posters | 0 | - | 4.45 | 24,490 |
| Animals by Close-up Image | 0 | - | 4.42 | 219,573 |
| Aquatic Mammals by Picture | 0 | - | 4.41 | 46,075 |
| Extinct Animals by Picture | 0 | - | 4.49 | 35,556 |
| Mammals by Picture #1 | 0 | - | 4.69 | 92,591 |
| Famous Canadians by Picture | 0 | - | 4.39 | 49,543 |
| Geography by Picture - A | 0 | - | 4.39 | 60,499 |
| Geography by Picture - D | 0 | - | 4.15 | 45,833 |
| Geography by Picture - F | 0 | - | 4.31 | 51,240 |
| Geography by Picture - G | 0 | - | 4.39 | 48,131 |
| Geography by Picture - J | 0 | - | 4.16 | 38,643 |
| Geography by Picture - K | 0 | - | 4.29 | 33,301 |
| Geography by Picture - C | 0 | - | 4.31 | 57,294 |
| Geography by Picture - L | 0 | - | 4.37 | 59,191 |
| Geography by Picture - M | 0 | - | 4.14 | 40,633 |
| Geography by Picture - P | 0 | - | 4.24 | 42,615 |
| Geography by Picture - S | 0 | - | 4.38 | 47,221 |
| Miscellaneous Flags Quiz | 0 | - | 4.42 | 282,459 |
| Flag Maths | 0 | - | 4.61 | 57,869 |
| Satellite Images #1 | 0 | - | 4.46 | 130,137 |
| Satellite Images Quiz #2 | 0 | - | 4.64 | 109,994 |
| Satellite Images Quiz #4 | 0 | - | 4.55 | 89,487 |
| Satellite Images Quiz #5 | 0 | - | 4.52 | 50,326 |
| Satellite Images Quiz #6 | 0 | - | 4.50 | 39,289 |
| Cities by Picture #1 | 0 | - | 4.74 | 86,700 |
| Soccer Team Logos | 0 | - | 4.26 | 378,440 |
| Car Logos Quiz #2 | 0 | - | 4.43 | 264,384 |
| Video Game Logos Quiz | 0 | - | 4.40 | 185,311 |
| Movie Logos | 0 | - | 4.33 | 240,864 |
| Brand Logos That Start with A | 0 | - | 4.52 | 71,372 |
| History by Picture - A | 0 | - | 4.26 | 46,238 |
| History by Picture - B | 0 | - | 4.40 | 49,440 |
| History by Picture - C | 0 | - | 4.33 | 54,982 |
| History by Picture - F | 0 | - | 4.35 | 38,274 |
| History by Picture - G | 0 | - | 4.40 | 42,508 |
| History by Picture - D | 0 | - | 4.29 | 44,735 |
| History by Picture - E | 0 | - | 4.25 | 44,320 |
| History by Picture - H | 0 | - | 4.37 | 37,156 |
| History by Picture - K | 0 | - | 4.35 | 33,680 |
| History by Picture - M | 0 | - | 4.17 | 36,460 |
| History by Picture - N | 0 | - | 4.40 | 41,596 |
| History by Picture - O | 0 | - | 4.39 | 36,611 |
| History by Picture - T | 0 | - | 4.20 | 33,606 |
| Name that Nut, Seed, or Bean | 0 | - | 4.57 | 57,881 |
| Famous Australians by Picture | 0 | - | 4.25 | 28,985 |
| Country Flags Multiple Choice | 0 | - | 4.97 | 145,727 |
| Brand Logos Quiz #1 | 0 | - | 4.83 | 2,442,011 |
| Art Works Picture Quiz #1 | 0 | - | 4.51 | 120,003 |
| Art Works Picture Quiz #2 | 0 | - | 4.49 | 106,133 |
| Musical Instruments by Picture #1 | 0 | - | 4.52 | 269,953 |
| Foods by Picture | 0 | - | 3.81 | 226,768 |
| Flowers by Picture | 0 | - | 4.46 | 105,896 |
| Junk Foods by Picture | 0 | - | 3.69 | 96,845 |
| Art Works Picture Quiz #3 | 0 | - | 4.45 | 49,033 |
| Christmas by Picture | 0 | - | 4.26 | 28,243 |
| Hats by Picture | 0 | - | 4.21 | 18,029 |
| Weapons by Picture | 0 | - | 4.13 | 21,233 |
| Cars by Picture | 0 | - | 3.89 | 41,872 |
| Reptile Picture Quiz | 0 | - | 4.32 | 14,403 |
| Authors by Picture | 0 | - | 4.48 | 25,657 |
| Plants by Picture | 0 | - | 4.24 | 14,535 |
| Fruit and Vegetable Emojis | 0 | - | 4.45 | 91,155 |
| WWII Figures by Picture | 0 | - | 4.89 | 66,512 |
| College Sports Logos Quiz #3 | 0 | - | 4.30 | 56,246 |
| Planets By Picture Quiz | 0 | - | 4.49 | 57,507 |
| Songs by Picture Quiz #1 | 0 | - | 4.68 | 66,609 |
| Songs by Picture Quiz #2 | 0 | - | 4.42 | 59,400 |
| Fish by Picture #1 | 0 | - | 4.41 | 109,148 |
| Animals A-Z by Picture | 0 | - | 4.08 | 66,995 |
| Mammals by Picture #3 | 0 | - | 4.39 | 62,576 |
| Mammals by Picture #4 | 0 | - | 4.03 | 34,392 |
| Birds by Picture #1 | 0 | - | 4.47 | 42,151 |
| Mammals by Picture #2 | 0 | - | 4.28 | 58,643 |
| First Names A - Z by Picture | 0 | - | 4.05 | 18,740 |
| Famous Germans by Picture | 0 | - | 4.12 | 16,919 |
| Famous Italians by Picture | 0 | - | 4.06 | 22,030 |
| Geography by Picture - E | 0 | - | 3.54 | 47,529 |
| Landforms by Picture | 0 | - | 4.31 | 20,777 |
| Geography by Picture - I | 0 | - | 4.00 | 39,569 |
| Geography by Picture - O | 0 | - | 4.01 | 28,284 |
| Emoji Flags | 0 | - | 4.35 | 44,337 |
| Fill the Map of Europe by Guessing Flag Colors | 0 | - | 4.69 | 38,303 |
| Languages by Combined Flags | 0 | - | 4.53 | 100,837 |
| Satellite Images Quiz #3 | 0 | - | 4.35 | 73,743 |
| Satellite Images - Island Chains | 0 | - | 4.43 | 67,122 |
| Islands by Satellite Image #1 | 0 | - | 4.70 | 71,399 |
| Peninsulas by Satellite Image | 0 | - | 4.53 | 27,956 |
| Landmarks Picture Quiz #1 | 0 | - | 4.16 | 396,729 |
| Airline Logos | 0 | - | 4.45 | 141,597 |
| Fast Food Logos Quiz | 0 | - | 4.45 | 249,771 |
| Mostly-American Candy Logos | 0 | - | 4.14 | 160,197 |
| Brand Logos That Start With M | 0 | - | 4.38 | 63,697 |
| Brand Logos That Start With S | 0 | - | 4.37 | 58,480 |
| Brand Logos That Start With B | 0 | - | 4.38 | 60,809 |
| Brand Logos That Start With D | 0 | - | 4.37 | 62,369 |
| Brand Logos That Start With L | 0 | - | 4.40 | 62,064 |
| Brand Logos That Start With C | 0 | - | 4.21 | 50,259 |
