| Play-Doh People from History | 0 | - | 4.99 | 95,800 |
| Famous Foreheads #1 | 0 | - | 4.47 | 75,564 |
| Name that Historical Figure #1 | 0 | - | 4.63 | 341,152 |
| Former Countries by Territory Map | 0 | - | 4.96 | 104,256 |
| Empires by Maps | 0 | - | 4.98 | 122,635 |
| Merged Company Logos #1 | 0 | - | 4.90 | 107,680 |
| International Footballers by Picture | 0 | - | 4.51 | 56,690 |
| Name that Historical Figure #2 | 0 | - | 4.42 | 287,510 |
| Name that Historical Figure #5 | 0 | - | 4.43 | 109,729 |
| Name that Historical Figure #7 - U.S. Edition | 0 | - | 4.51 | 51,803 |
| Islands by Shape #2 | 0 | - | 4.88 | 59,611 |
| Visual Memory Test - Random Cartoons | 0 | - | 4.98 | 105,728 |
| Famous Landmarks Out Of Focus #1 | 0 | - | 4.89 | 61,764 |
| Oscar Nominated Actors by Picture #1 | 0 | - | 4.42 | 165,880 |
| Women in History by Picture | 0 | - | 4.25 | 26,076 |
| Famous Foreheads #2 | 0 | - | 3.17 | 15,883 |
| Name that Historical Figure #3 | 0 | - | 4.37 | 249,176 |
| Name that Historical Figure #4 | 0 | - | 4.29 | 161,346 |
| Name that Historical Figure #6 | 0 | - | 4.26 | 95,141 |
| Musicians by Picture #1 | 0 | - | 4.38 | 110,336 |
| Musicians by Picture #2 | 0 | - | 4.29 | 77,610 |
| Musicians by Picture #4 | 0 | - | 4.07 | 65,788 |
| Musicians by Picture #3 | 0 | - | 4.10 | 59,691 |
| Circular Cutouts from a World Map | 0 | - | 4.98 | 62,310 |
| All Country Flags of the World | 0 | - | 5.00 | 3,726,819 |
| Years in History by Picture | 0 | - | 4.45 | 35,952 |
| 1940s Celebrities by Picture | 0 | - | 4.43 | 48,251 |
| Country Flags Quiz #1 | 0 | - | 4.98 | 2,548,134 |
| Country Flags Quiz #2 | 0 | - | 4.99 | 1,098,441 |
| Country Flags Quiz #3 | 0 | - | 4.97 | 737,239 |
| Merged Company Logos #2 | 0 | - | 4.75 | 78,474 |
| Name that Object #1 | 0 | - | 3.57 | 96,655 |
| Animals by Skeleton Image | 0 | - | 4.81 | 47,069 |
| Make a Stained Glass Window | 0 | - | 5.00 | 69,221 |
| Oscar Nominated Actresses by Picture #1 | 0 | - | 4.30 | 130,205 |
| Oscar Nominated Actors by Picture #2 | 0 | - | 4.30 | 46,935 |
| Oscar Nominated Actresses by Picture #2 | 0 | - | 4.38 | 49,132 |
| Musicians by Picture #5 | 0 | - | 3.93 | 54,825 |
| Flags with Crescents | 0 | - | 4.98 | 171,808 |
| Country Flag Trivia | 0 | - | 4.82 | 58,343 |
| Country Flags with Eagles - Picture Quiz | 0 | - | 4.98 | 105,210 |
| Country Flags with the Union Jack | 0 | - | 4.87 | 78,668 |
| Pixelated Flag Quiz | 0 | - | 4.97 | 88,947 |
| Flag Emblems Scavenger Hunt | 0 | - | 5.00 | 68,150 |
| Flags by Horizontal Stripes #1 | 0 | - | 4.84 | 86,202 |
| Country Flags with the Sun - Picture Quiz | 0 | - | 4.81 | 53,665 |
| Ultimate Car Logos Quiz | 0 | - | 4.81 | 185,057 |
| National Football Team Logos | 0 | - | 4.85 | 185,555 |
| 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 | 72,204 |
| 1990s Celebrities by Picture #1 | 0 | - | 4.14 | 79,855 |
| 1990s Celebrities by Picture #2 | 0 | - | 4.16 | 72,920 |
| 2000s Celebrities by Picture #2 | 0 | - | 4.15 | 96,211 |
| 1950s Celebrities by Picture #2 | 0 | - | 4.29 | 46,387 |
| Celebrity Mugshots Quiz #1 | 0 | - | 4.07 | 259,875 |
| Celebrity Mugshots Quiz #3 | 0 | - | 4.05 | 145,312 |
| Random Logos Quiz | 0 | - | 4.33 | 209,981 |
| Pictures by Letter - A | 0 | - | 4.18 | 33,705 |
| Pictures by Letter - J | 0 | - | 4.31 | 40,331 |
| Pictures by Letter - B | 0 | - | 4.32 | 44,325 |
| Pictures by Letter - D | 0 | - | 4.14 | 37,857 |
| Pictures by Letter - M | 0 | - | 4.24 | 38,065 |
| Fruits by Picture | 0 | - | 4.19 | 809,902 |
| Geography by Picture - B | 0 | - | 4.42 | 55,841 |
| 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 | 174,721 |
| All North American Pro Sports Logos | 0 | - | 4.72 | 116,693 |
| Similar Country Flags - Multiple Choice Quiz | 0 | - | 4.94 | 51,159 |
| Name that Object #2 | 0 | - | 3.63 | 15,552 |
| Name that Object #3 | 0 | - | 3.93 | 14,484 |
| Pick a Picture - Animal Relations | 0 | - | 4.94 | 56,003 |
| 1980s Celebrities by Picture #1 | 0 | - | 3.97 | 61,859 |
| 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 | 136,021 |
| Name the Pixelated Landmark | 0 | - | 4.85 | 63,685 |
| Car Logos Quiz #1 | 0 | - | 4.52 | 545,393 |
| Pictures by Letter - E | 0 | - | 3.51 | 34,696 |
| Pictures by Letter - G | 0 | - | 4.14 | 28,439 |
| Pictures by Letter - L | 0 | - | 4.14 | 30,809 |
| Pictures by Letter - F | 0 | - | 4.18 | 29,318 |
| 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 | 24,968 |
| 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 | 26,245 |
| 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 | 84,901 |
| Name that Bug | 0 | - | 4.12 | 45,661 |
| Islands by Shape #1 | 0 | - | 4.33 | 84,564 |
| Elements by Picture | 0 | - | 4.27 | 70,410 |
| Rocks and Minerals Picture Quiz | 0 | - | 4.48 | 29,556 |
| Islands by Picture | 0 | - | 4.28 | 107,987 |
| Classic Movies by Movie Posters | 0 | - | 4.45 | 24,490 |
| Animals by Close-up Image | 0 | - | 4.42 | 219,574 |
| Aquatic Mammals by Picture | 0 | - | 4.41 | 46,075 |
| Extinct Animals by Picture | 0 | - | 4.49 | 35,557 |
| Mammals by Picture #1 | 0 | - | 4.69 | 92,593 |
| Famous Canadians by Picture | 0 | - | 4.39 | 49,544 |
| Geography by Picture - A | 0 | - | 4.39 | 60,500 |
| Geography by Picture - D | 0 | - | 4.15 | 45,833 |
| Geography by Picture - F | 0 | - | 4.31 | 51,241 |
| Geography by Picture - G | 0 | - | 4.39 | 48,132 |
| 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 | 59,192 |
| 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 | 282,463 |
| Flag Maths | 0 | - | 4.61 | 57,870 |
| Satellite Images #1 | 0 | - | 4.46 | 130,137 |
| Satellite Images Quiz #2 | 0 | - | 4.64 | 109,995 |
| Satellite Images Quiz #4 | 0 | - | 4.55 | 89,488 |
| Satellite Images Quiz #5 | 0 | - | 4.52 | 50,329 |
| Satellite Images Quiz #6 | 0 | - | 4.50 | 39,289 |
| Cities by Picture #1 | 0 | - | 4.74 | 86,700 |
| Soccer Team Logos | 0 | - | 4.26 | 378,493 |
| Car Logos Quiz #2 | 0 | - | 4.43 | 264,402 |
| Video Game Logos Quiz | 0 | - | 4.40 | 185,320 |
| Movie Logos | 0 | - | 4.33 | 240,875 |
| Brand Logos That Start with A | 0 | - | 4.52 | 71,376 |
| History by Picture - A | 0 | - | 4.26 | 46,242 |
| History by Picture - B | 0 | - | 4.40 | 49,441 |
| History by Picture - C | 0 | - | 4.33 | 54,983 |
| History by Picture - F | 0 | - | 4.35 | 38,277 |
| History by Picture - G | 0 | - | 4.40 | 42,511 |
| History by Picture - D | 0 | - | 4.29 | 44,737 |
| History by Picture - E | 0 | - | 4.25 | 44,322 |
| History by Picture - H | 0 | - | 4.37 | 37,157 |
| History by Picture - K | 0 | - | 4.35 | 33,682 |
| History by Picture - M | 0 | - | 4.17 | 36,461 |
| History by Picture - N | 0 | - | 4.40 | 41,599 |
| History by Picture - O | 0 | - | 4.39 | 36,612 |
| History by Picture - T | 0 | - | 4.20 | 33,606 |
| Name that Nut, Seed, or Bean | 0 | - | 4.57 | 57,882 |
| Famous Australians by Picture | 0 | - | 4.25 | 28,986 |
| Country Flags Multiple Choice | 0 | - | 4.97 | 145,731 |
| Brand Logos Quiz #1 | 0 | - | 4.83 | 2,442,081 |
| Art Works Picture Quiz #1 | 0 | - | 4.51 | 120,005 |
| Art Works Picture Quiz #2 | 0 | - | 4.49 | 106,135 |
| Musical Instruments by Picture #1 | 0 | - | 4.52 | 269,955 |
| Foods by Picture | 0 | - | 3.81 | 226,770 |
| 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 | 41,873 |
| Reptile Picture Quiz | 0 | - | 4.32 | 14,403 |
| Authors by Picture | 0 | - | 4.48 | 25,658 |
| Plants by Picture | 0 | - | 4.24 | 14,535 |
| Fruit and Vegetable Emojis | 0 | - | 4.45 | 91,158 |
| WWII Figures by Picture | 0 | - | 4.89 | 66,515 |
| College Sports Logos Quiz #3 | 0 | - | 4.30 | 56,249 |
| 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 | 59,402 |
| Fish by Picture #1 | 0 | - | 4.41 | 109,148 |
| Animals A-Z by Picture | 0 | - | 4.08 | 66,997 |
| 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 | 58,644 |
| 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 | 38,304 |
| Languages by Combined Flags | 0 | - | 4.53 | 100,838 |
| Satellite Images Quiz #3 | 0 | - | 4.35 | 73,743 |
| Satellite Images - Island Chains | 0 | - | 4.43 | 67,124 |
| Islands by Satellite Image #1 | 0 | - | 4.70 | 71,400 |
| Peninsulas by Satellite Image | 0 | - | 4.53 | 27,957 |
| Landmarks Picture Quiz #1 | 0 | - | 4.16 | 396,736 |
| Airline Logos | 0 | - | 4.45 | 141,603 |
| Fast Food Logos Quiz | 0 | - | 4.45 | 249,773 |
| Mostly-American Candy Logos | 0 | - | 4.14 | 160,200 |
| Brand Logos That Start With M | 0 | - | 4.38 | 63,701 |
| Brand Logos That Start With S | 0 | - | 4.37 | 58,485 |
| Brand Logos That Start With B | 0 | - | 4.38 | 60,810 |
| Brand Logos That Start With D | 0 | - | 4.37 | 62,371 |
| Brand Logos That Start With L | 0 | - | 4.40 | 62,066 |
| Brand Logos That Start With C | 0 | - | 4.21 | 50,262 |
