| Play-Doh People from History | 0 | - | 4.99 | 95,544 |
| Famous Foreheads #1 | 0 | - | 4.47 | 75,422 |
| Name that Historical Figure #1 | 0 | - | 4.63 | 339,524 |
| Former Countries by Territory Map | 0 | - | 4.96 | 103,880 |
| Empires by Maps | 0 | - | 4.98 | 122,062 |
| Merged Company Logos #1 | 0 | - | 4.90 | 107,393 |
| 1940s Celebrities by Picture | 0 | - | 4.43 | 48,208 |
| International Footballers by Picture | 0 | - | 4.51 | 56,423 |
| Name that Historical Figure #2 | 0 | - | 4.42 | 286,093 |
| Name that Historical Figure #5 | 0 | - | 4.43 | 108,622 |
| Name that Historical Figure #7 - U.S. Edition | 0 | - | 4.51 | 51,225 |
| Islands by Shape #2 | 0 | - | 4.88 | 59,529 |
| Visual Memory Test - Random Cartoons | 0 | - | 4.98 | 105,329 |
| Famous Landmarks Out Of Focus #1 | 0 | - | 4.89 | 61,605 |
| Oscar Nominated Actors by Picture #1 | 0 | - | 4.42 | 165,784 |
| 1960s Celebrities by Picture #1 | 0 | - | 4.27 | 70,752 |
| 1960s Celebrities by Picture #2 | 0 | - | 4.26 | 51,664 |
| 1950s Celebrities by Picture #1 | 0 | - | 4.24 | 51,366 |
| 1980s Celebrities by Picture #2 | 0 | - | 4.19 | 72,113 |
| 1990s Celebrities by Picture #1 | 0 | - | 4.14 | 79,758 |
| 1990s Celebrities by Picture #2 | 0 | - | 4.16 | 72,820 |
| 2000s Celebrities by Picture #2 | 0 | - | 4.15 | 96,084 |
| Women in History by Picture | 0 | - | 4.25 | 26,025 |
| 1950s Celebrities by Picture #2 | 0 | - | 4.29 | 46,344 |
| Famous Foreheads #2 | 0 | - | 3.17 | 15,852 |
| Name that Historical Figure #3 | 0 | - | 4.36 | 240,750 |
| Name that Historical Figure #4 | 0 | - | 4.29 | 160,135 |
| Name that Historical Figure #6 | 0 | - | 4.26 | 94,100 |
| Musicians by Picture #1 | 0 | - | 4.38 | 110,017 |
| Musicians by Picture #2 | 0 | - | 4.29 | 77,382 |
| Musicians by Picture #4 | 0 | - | 4.07 | 65,589 |
| Musicians by Picture #3 | 0 | - | 4.10 | 59,537 |
| Circular Cutouts from a World Map | 0 | - | 4.98 | 62,108 |
| All Country Flags of the World | 0 | - | 5.00 | 3,713,009 |
| Years in History by Picture | 0 | - | 4.45 | 35,801 |
| Country Flags Quiz #1 | 0 | - | 4.98 | 2,545,880 |
| Country Flags Quiz #2 | 0 | - | 4.99 | 1,097,135 |
| Country Flags Quiz #3 | 0 | - | 4.97 | 736,406 |
| Merged Company Logos #2 | 0 | - | 4.75 | 78,278 |
| Name that Object #1 | 0 | - | 3.57 | 96,630 |
| Animals by Skeleton Image | 0 | - | 4.81 | 46,934 |
| Make a Stained Glass Window | 0 | - | 5.00 | 69,069 |
| Oscar Nominated Actresses by Picture #1 | 0 | - | 4.30 | 130,093 |
| 1980s Celebrities by Picture #1 | 0 | - | 3.97 | 61,786 |
| 2000s Celebrities by Picture #1 | 0 | - | 3.93 | 102,681 |
| Oscar Nominated Actors by Picture #2 | 0 | - | 4.30 | 46,877 |
| Oscar Nominated Actresses by Picture #2 | 0 | - | 4.38 | 49,039 |
| Musicians by Picture #5 | 0 | - | 3.93 | 54,697 |
| Flags with Crescents | 0 | - | 4.98 | 171,323 |
| Country Flag Trivia | 0 | - | 4.81 | 58,014 |
| Country Flags with Eagles - Picture Quiz | 0 | - | 4.98 | 104,883 |
| Country Flags with the Union Jack | 0 | - | 4.87 | 78,425 |
| Pixelated Flag Quiz | 0 | - | 4.97 | 88,586 |
| Flag Emblems Scavenger Hunt | 0 | - | 5.00 | 67,937 |
| Flags by Horizontal Stripes #1 | 0 | - | 4.84 | 85,975 |
| Country Flags with the Sun - Picture Quiz | 0 | - | 4.81 | 53,486 |
| Real vs. Fake Flags | 0 | - | 4.98 | 125,759 |
| Ultimate Car Logos Quiz | 0 | - | 4.81 | 184,027 |
| National Football Team Logos | 0 | - | 4.85 | 181,859 |
| 1930s Celebrities by Picture | 0 | - | 4.33 | 12,719 |
| People by Country - Tile Select | 0 | - | 3.77 | 14,238 |
| Old Movies by Picture | 0 | - | 4.51 | 25,266 |
| Musical Instruments by Picture #2 | 0 | - | 4.24 | 47,299 |
| Celebrity Mugshots Quiz #1 | 0 | - | 4.07 | 259,747 |
| Celebrity Mugshots Quiz #3 | 0 | - | 4.05 | 145,242 |
| Random Logos Quiz | 0 | - | 4.33 | 209,635 |
| Pictures by Letter - A | 0 | - | 4.18 | 33,643 |
| Pictures by Letter - J | 0 | - | 4.31 | 40,272 |
| Pictures by Letter - B | 0 | - | 4.32 | 44,257 |
| Pictures by Letter - D | 0 | - | 4.14 | 37,807 |
| Pictures by Letter - M | 0 | - | 4.24 | 38,009 |
| Fruits by Picture | 0 | - | 4.19 | 809,294 |
| Geography by Picture - B | 0 | - | 4.42 | 55,782 |
| Geography by Picture - H | 0 | - | 4.50 | 58,378 |
| Geography by Picture - N | 0 | - | 4.45 | 42,337 |
| Geography by Picture - R | 0 | - | 4.56 | 41,144 |
| Geography by Picture - T | 0 | - | 4.54 | 57,998 |
| Flags to Languages | 0 | - | 4.95 | 174,501 |
| All North American Pro Sports Logos | 0 | - | 4.72 | 116,393 |
| Similar Country Flags - Multiple Choice Quiz | 0 | - | 4.94 | 51,020 |
| Name that Object #2 | 0 | - | 3.63 | 15,525 |
| Name that Object #3 | 0 | - | 3.93 | 14,468 |
| Pick a Picture - Animal Relations | 0 | - | 4.94 | 55,867 |
| 2010s Celebrities by Picture #1 | 0 | - | 4.32 | 173,940 |
| 2010s Celebrities by Picture #2 | 0 | - | 4.15 | 149,854 |
| Celebrity Mugshots Quiz #2 | 0 | - | 3.89 | 114,316 |
| Rappers by Picture | 0 | - | 4.23 | 135,716 |
| Name the Pixelated Landmark | 0 | - | 4.85 | 63,449 |
| Car Logos Quiz #1 | 0 | - | 4.52 | 544,113 |
| Pictures by Letter - E | 0 | - | 3.51 | 34,657 |
| Pictures by Letter - G | 0 | - | 4.14 | 28,389 |
| Pictures by Letter - L | 0 | - | 4.14 | 30,764 |
| Pictures by Letter - F | 0 | - | 4.18 | 29,268 |
| Pictures by Letter - Z | 0 | - | 4.05 | 23,599 |
| Pictures by Letter - Y | 0 | - | 4.21 | 26,452 |
| Pictures by Letter - R | 0 | - | 4.05 | 24,924 |
| Pictures by Letter - K | 0 | - | 4.18 | 25,296 |
| Pictures by Letter - I | 0 | - | 4.16 | 30,575 |
| Pictures by Letter - N | 0 | - | 4.11 | 24,657 |
| Pictures by Letter - P | 0 | - | 4.05 | 26,206 |
| Pictures by Letter - U | 0 | - | 4.10 | 20,933 |
| Pictures by Letter - T | 0 | - | 4.34 | 27,860 |
| Three Real and One Fake - Country Flags | 0 | - | 4.97 | 84,735 |
| Name that Bug | 0 | - | 4.12 | 45,635 |
| Islands by Shape #1 | 0 | - | 4.33 | 84,508 |
| 1970s Celebrities by Picture #1 | 0 | - | 4.20 | 58,266 |
| 1970s Celebrities by Picture #2 | 0 | - | 4.21 | 50,972 |
| Elements by Picture | 0 | - | 4.27 | 70,320 |
| Rocks and Minerals Picture Quiz | 0 | - | 4.48 | 29,510 |
| Islands by Picture | 0 | - | 4.28 | 107,783 |
| Classic Movies by Movie Posters | 0 | - | 4.45 | 24,453 |
| Famous Landmarks Out Of Focus #2 | 0 | - | 4.37 | 41,543 |
| Animals by Close-up Image | 0 | - | 4.42 | 219,057 |
| Aquatic Mammals by Picture | 0 | - | 4.41 | 46,011 |
| Extinct Animals by Picture | 0 | - | 4.49 | 35,479 |
| Mammals by Picture #1 | 0 | - | 4.70 | 92,439 |
| Famous Canadians by Picture | 0 | - | 4.39 | 49,506 |
| Geography by Picture - A | 0 | - | 4.39 | 60,433 |
| Geography by Picture - D | 0 | - | 4.15 | 45,783 |
| Geography by Picture - F | 0 | - | 4.31 | 51,170 |
| Geography by Picture - G | 0 | - | 4.39 | 48,074 |
| Geography by Picture - J | 0 | - | 4.16 | 38,593 |
| Geography by Picture - K | 0 | - | 4.29 | 33,247 |
| Geography by Picture - C | 0 | - | 4.31 | 57,232 |
| Geography by Picture - L | 0 | - | 4.37 | 59,135 |
| Geography by Picture - M | 0 | - | 4.14 | 40,578 |
| Geography by Picture - P | 0 | - | 4.24 | 42,562 |
| Geography by Picture - S | 0 | - | 4.38 | 47,178 |
| Miscellaneous Flags Quiz | 0 | - | 4.42 | 282,048 |
| Flag Maths | 0 | - | 4.61 | 57,840 |
| Satellite Images #1 | 0 | - | 4.46 | 129,973 |
| Satellite Images Quiz #2 | 0 | - | 4.63 | 109,670 |
| Satellite Images Quiz #4 | 0 | - | 4.55 | 89,270 |
| Satellite Images Quiz #5 | 0 | - | 4.52 | 50,217 |
| Satellite Images Quiz #6 | 0 | - | 4.50 | 39,195 |
| Cities by Picture #1 | 0 | - | 4.74 | 86,574 |
| Soccer Team Logos | 0 | - | 4.26 | 377,643 |
| Car Logos Quiz #2 | 0 | - | 4.43 | 263,901 |
| Video Game Logos Quiz | 0 | - | 4.40 | 185,072 |
| Movie Logos | 0 | - | 4.33 | 240,407 |
| Brand Logos That Start with A | 0 | - | 4.52 | 71,167 |
| History by Picture - A | 0 | - | 4.26 | 46,137 |
| History by Picture - B | 0 | - | 4.40 | 49,335 |
| History by Picture - C | 0 | - | 4.33 | 54,867 |
| History by Picture - F | 0 | - | 4.35 | 38,181 |
| History by Picture - G | 0 | - | 4.40 | 42,426 |
| History by Picture - D | 0 | - | 4.29 | 44,641 |
| History by Picture - E | 0 | - | 4.25 | 44,224 |
| History by Picture - H | 0 | - | 4.37 | 37,070 |
| History by Picture - K | 0 | - | 4.35 | 33,598 |
| History by Picture - M | 0 | - | 4.17 | 36,383 |
| History by Picture - N | 0 | - | 4.40 | 41,518 |
| History by Picture - O | 0 | - | 4.39 | 36,544 |
| History by Picture - T | 0 | - | 4.20 | 33,530 |
| Name that Nut, Seed, or Bean | 0 | - | 4.57 | 57,732 |
| 1980s Movie Silhouettes | 0 | - | 4.97 | 104,665 |
| Famous Australians by Picture | 0 | - | 4.25 | 28,949 |
| Country Flags Multiple Choice | 0 | - | 4.97 | 145,424 |
| Brand Logos Quiz #1 | 0 | - | 4.83 | 2,438,378 |
| Art Works Picture Quiz #1 | 0 | - | 4.51 | 119,810 |
| Art Works Picture Quiz #2 | 0 | - | 4.49 | 105,856 |
| Musical Instruments by Picture #1 | 0 | - | 4.52 | 269,769 |
| Foods by Picture | 0 | - | 3.81 | 226,602 |
| Flowers by Picture | 0 | - | 4.46 | 105,864 |
| Junk Foods by Picture | 0 | - | 3.69 | 96,736 |
| Art Works Picture Quiz #3 | 0 | - | 4.45 | 48,950 |
| Christmas by Picture | 0 | - | 4.26 | 28,229 |
| Hats by Picture | 0 | - | 4.21 | 18,018 |
| Weapons by Picture | 0 | - | 4.13 | 21,190 |
| Cars by Picture | 0 | - | 3.89 | 41,824 |
| Reptile Picture Quiz | 0 | - | 4.32 | 14,386 |
| Authors by Picture | 0 | - | 4.48 | 25,633 |
| Plants by Picture | 0 | - | 4.24 | 14,522 |
| Fruit and Vegetable Emojis | 0 | - | 4.45 | 90,920 |
| WWII Figures by Picture | 0 | - | 4.89 | 66,234 |
| College Sports Logos Quiz #3 | 0 | - | 4.30 | 56,175 |
| Planets By Picture Quiz | 0 | - | 4.49 | 57,371 |
| Songs by Picture Quiz #1 | 0 | - | 4.68 | 66,493 |
| Songs by Picture Quiz #2 | 0 | - | 4.42 | 59,300 |
| Fish by Picture #1 | 0 | - | 4.41 | 109,057 |
| Animals A-Z by Picture | 0 | - | 4.08 | 66,856 |
| Mammals by Picture #3 | 0 | - | 4.39 | 62,502 |
| Mammals by Picture #4 | 0 | - | 4.03 | 34,343 |
| Birds by Picture #1 | 0 | - | 4.47 | 42,044 |
| Mammals by Picture #2 | 0 | - | 4.28 | 58,572 |
| First Names A - Z by Picture | 0 | - | 4.05 | 18,711 |
| Famous Germans by Picture | 0 | - | 4.12 | 16,904 |
| Famous Italians by Picture | 0 | - | 4.06 | 22,015 |
| Geography by Picture - E | 0 | - | 3.55 | 47,489 |
| Landforms by Picture | 0 | - | 4.31 | 20,745 |
| Geography by Picture - I | 0 | - | 4.00 | 39,531 |
| Geography by Picture - O | 0 | - | 4.01 | 28,240 |
| Emoji Flags | 0 | - | 4.35 | 44,287 |
| Fill the Map of Europe by Guessing Flag Colors | 0 | - | 4.69 | 38,227 |
| Languages by Combined Flags | 0 | - | 4.53 | 100,646 |
| Satellite Images Quiz #3 | 0 | - | 4.35 | 73,636 |
| Satellite Images - Island Chains | 0 | - | 4.43 | 66,964 |
| Islands by Satellite Image #1 | 0 | - | 4.70 | 71,271 |
| Peninsulas by Satellite Image | 0 | - | 4.53 | 27,929 |
| Landmarks Picture Quiz #1 | 0 | - | 4.16 | 395,669 |
