| Pick a Picture - Animal Relations | 0 | - | 4.94 | 55,363 |
| Animals by Skeleton Image | 0 | - | 4.81 | 46,437 |
| Animals by Close-up Image | 0 | - | 4.42 | 217,770 |
| Aquatic Mammals by Picture | 0 | - | 4.41 | 45,611 |
| Extinct Animals by Picture | 0 | - | 4.49 | 35,208 |
| Mammals by Picture #1 | 0 | - | 4.70 | 91,758 |
| Fish by Picture #1 | 0 | - | 4.41 | 108,514 |
| Birds by Picture #1 | 0 | - | 4.47 | 41,596 |
| Animals A-Z by Picture | 0 | - | 4.08 | 66,406 |
| Mammals by Picture #3 | 0 | - | 4.39 | 62,094 |
| Mammals by Picture #4 | 0 | - | 4.03 | 34,113 |
| Mammals by Picture #2 | 0 | - | 4.28 | 58,211 |
| Birds by Picture #2 | 0 | - | 4.33 | 36,342 |
| Birds by Picture #3 | 0 | - | 4.24 | 33,161 |
| Sea Creatures by Picture | 0 | - | 4.27 | 17,699 |
| Countries with Wild Tigers | 0 | - | 4.96 | 136,749 |
| Countries with Wild Penguins | 0 | - | 4.94 | 100,124 |
| Countries with the Most Venomous Animal Species | 0 | - | 4.87 | 87,150 |
| Fish by Picture #2 | 0 | - | 4.06 | 18,558 |
| Countries With The Most Bird Species | 0 | - | 4.93 | 32,907 |
| Countries with the Most Sheep | 0 | - | 4.92 | 103,194 |
| Build-a-Bird by Guessing Countries | 0 | - | 4.99 | 63,131 |
| Countries With Two or More Bear Species | 0 | - | 4.90 | 22,750 |
| Countries with the Most Wolves | 0 | - | 4.92 | 107,996 |
| Countries that Catch the Most Fish | 0 | - | 4.90 | 112,445 |
| Animals that Appear on a Coat of Arms | 0 | - | 4.49 | 24,817 |
| Countries with the Most Wild Elephants | 0 | - | 4.63 | 54,953 |
| Animal Populations of Countries | 0 | - | 4.52 | 43,856 |
| Top 15 Countries with the Most Cows | 0 | - | 4.73 | 106,348 |
| Name that Bug | 0 | - | 4.12 | 45,553 |
| Australian Animals By Picture | 0 | - | 4.45 | 31,592 |
| Former Countries by Territory Map | 0 | - | 4.96 | 102,717 |
| Empires by Maps | 0 | - | 4.98 | 120,290 |
| Merged Company Logos #1 | 0 | - | 4.90 | 106,414 |
| Animals of Australia | 0 | - | 4.52 | 42,311 |
| Countries with More Cows than People | 0 | - | 4.45 | 61,268 |
| North American Bird-Named Teams | 0 | - | 4.44 | 67,851 |
| Countries with NO Snakes | 0 | - | 4.51 | 63,579 |
| Islands by Shape #2 | 0 | - | 4.88 | 59,240 |
| Reptile Picture Quiz | 0 | - | 4.32 | 14,294 |
| Visual Memory Test - Random Cartoons | 0 | - | 4.98 | 104,178 |
| Play-Doh People from History | 0 | - | 4.99 | 94,720 |
| Famous Landmarks Out Of Focus #1 | 0 | - | 4.89 | 60,973 |
| Jeppy in Disguise #1 | 0 | - | 4.92 | 49,318 |
| Jeppy in Disguise #2 | 0 | - | 4.96 | 49,478 |
| Dog Breed Picture Quiz | 0 | - | 4.34 | 206,129 |
| Circular Cutouts from a World Map | 0 | - | 4.98 | 61,538 |
| All Country Flags of the World | 0 | - | 5.00 | 3,657,554 |
| "Big Five" African Game Animals | 0 | - | 4.22 | 47,364 |
| Countries with Wild Lions | 0 | - | 4.77 | 26,300 |
| Top 10 Countries with the Most Horses | 0 | - | 4.49 | 68,993 |
| Where Do Musk Oxen Live? | 0 | - | 4.63 | 15,307 |
| Country Flags Quiz #1 | 0 | - | 4.98 | 2,536,123 |
| Country Flags Quiz #2 | 0 | - | 4.98 | 1,092,356 |
| Country Flags Quiz #3 | 0 | - | 4.97 | 733,084 |
| Asian Countries with NO Wolves | 0 | - | 4.60 | 18,812 |
| Top Countries for Shark Attacks | 0 | - | 4.46 | 45,809 |
| Make a Stained Glass Window | 0 | - | 5.00 | 68,461 |
| Flags with Crescents | 0 | - | 4.98 | 169,364 |
| Country Flag Trivia | 0 | - | 4.81 | 56,942 |
| Country Flags with Eagles - Picture Quiz | 0 | - | 4.98 | 103,633 |
| Country Flags with the Union Jack | 0 | - | 4.87 | 77,409 |
| Pixelated Flag Quiz | 0 | - | 4.97 | 87,260 |
| Flag Emblems Scavenger Hunt | 0 | - | 5.00 | 67,209 |
| Flags by Horizontal Stripes #1 | 0 | - | 4.84 | 85,158 |
| Badly Drawn Flags #1 | 0 | - | 4.99 | 60,455 |
| Country Flags with the Sun - Picture Quiz | 0 | - | 4.83 | 52,731 |
| Real vs. Fake Flags | 0 | - | 4.98 | 124,073 |
| National Football Team Logos | 0 | - | 4.85 | 180,212 |
| National Animals | 0 | - | 4.24 | 89,650 |
| Largest Land Animals of Africa | 0 | - | 4.36 | 12,751 |
| Years in History by Picture | 0 | - | 4.44 | 35,482 |
| Where Are These Doors? | 0 | - | 4.45 | 29,977 |
| Famous Foreheads #1 | 0 | - | 4.47 | 74,851 |
| Flags to Languages | 0 | - | 4.95 | 173,542 |
| Bodies of Water by Satellite Image #1 | 0 | - | 4.20 | 71,903 |
| Merged Company Logos #2 | 0 | - | 4.75 | 77,497 |
| Similar Country Flags - Multiple Choice Quiz | 0 | - | 4.94 | 50,482 |
| Animals by Range on a World Map | 0 | - | 4.96 | 25,524 |
| Three Real and One Fake - Country Flags | 0 | - | 4.97 | 84,013 |
| Fruits by Picture | 0 | - | 4.19 | 807,060 |
| Old Movies by Picture | 0 | - | 4.51 | 25,082 |
| Musical Instruments by Picture #2 | 0 | - | 4.24 | 46,995 |
| Name that Historical Figure #1 | 0 | - | 4.63 | 337,364 |
| Geography by Picture - B | 0 | - | 4.42 | 55,590 |
| Geography by Picture - H | 0 | - | 4.50 | 58,214 |
| Geography by Picture - N | 0 | - | 4.45 | 42,193 |
| Geography by Picture - R | 0 | - | 4.56 | 41,014 |
| Geography by Picture - T | 0 | - | 4.54 | 57,827 |
| Name the Pixelated Landmark | 0 | - | 4.85 | 62,964 |
| Car Logos Quiz #1 | 0 | - | 4.45 | 538,497 |
| Random Logos Quiz | 0 | - | 4.31 | 208,319 |
| All North American Pro Sports Logos | 0 | - | 4.70 | 114,954 |
| Pictures by Letter - A | 0 | - | 4.17 | 33,403 |
| Pictures by Letter - J | 0 | - | 4.31 | 40,022 |
| Pictures by Letter - B | 0 | - | 4.31 | 43,953 |
| Pictures by Letter - D | 0 | - | 4.13 | 37,576 |
| Pictures by Letter - M | 0 | - | 4.24 | 37,789 |
| Largest Land Animals of Asia | 0 | - | 3.64 | 8,295 |
| Animals in World History | 0 | - | 4.74 | 44,469 |
| Capital Cities by Body of Water | 0 | - | 4.85 | 57,640 |
| Islands by Shape #1 | 0 | - | 4.32 | 84,341 |
| 1970s Celebrities by Picture #1 | 0 | - | 4.20 | 57,937 |
| 1970s Celebrities by Picture #2 | 0 | - | 4.21 | 50,675 |
| Elements by Picture | 0 | - | 4.27 | 69,906 |
| Rocks and Minerals Picture Quiz | 0 | - | 4.48 | 29,306 |
| Islands by Picture | 0 | - | 4.29 | 106,864 |
| Name that Object #1 | 0 | - | 3.57 | 96,489 |
| Classic Movies by Movie Posters | 0 | - | 4.45 | 24,255 |
| WWII Figures by Picture | 0 | - | 4.89 | 65,363 |
| 1980s Movie Silhouettes | 0 | - | 4.97 | 103,728 |
| Famous Landmarks Out Of Focus #2 | 0 | - | 4.37 | 41,175 |
| 1940s Celebrities by Picture | 0 | - | 4.43 | 48,003 |
| International Footballers by Picture | 0 | - | 4.50 | 55,553 |
| Name that Historical Figure #2 | 0 | - | 4.42 | 284,405 |
| Name that Historical Figure #5 | 0 | - | 4.43 | 107,574 |
| Name that Historical Figure #7 - U.S. Edition | 0 | - | 4.51 | 50,774 |
| Geography by Picture - A | 0 | - | 4.39 | 60,235 |
| Geography by Picture - D | 0 | - | 4.15 | 45,649 |
| Geography by Picture - F | 0 | - | 4.31 | 50,987 |
| Geography by Picture - G | 0 | - | 4.38 | 47,939 |
| Geography by Picture - J | 0 | - | 4.16 | 38,456 |
| Geography by Picture - K | 0 | - | 4.29 | 33,121 |
| Geography by Picture - C | 0 | - | 4.31 | 57,058 |
| Geography by Picture - L | 0 | - | 4.37 | 58,943 |
| Geography by Picture - M | 0 | - | 4.14 | 40,448 |
| Geography by Picture - P | 0 | - | 4.24 | 42,429 |
| Geography by Picture - S | 0 | - | 4.38 | 47,035 |
| Miscellaneous Flags Quiz | 0 | - | 4.42 | 280,246 |
| Country Flags Multiple Choice | 0 | - | 4.97 | 144,451 |
| Flag Maths | 0 | - | 4.64 | 57,756 |
| Satellite Images #1 | 0 | - | 4.47 | 129,338 |
| Satellite Images Quiz #2 | 0 | - | 4.63 | 109,278 |
| Satellite Images Quiz #4 | 0 | - | 4.55 | 88,896 |
| Bodies of Water by Satellite Image #2 | 0 | - | 4.36 | 19,688 |
| Satellite Images Quiz #5 | 0 | - | 4.52 | 49,899 |
| Satellite Images Quiz #6 | 0 | - | 4.50 | 38,966 |
| Cities by Picture #1 | 0 | - | 4.73 | 85,943 |
| Soccer Team Logos | 0 | - | 4.26 | 374,192 |
| Brand Logos Quiz #1 | 0 | - | 4.83 | 2,421,080 |
| Ultimate Car Logos Quiz | 0 | - | 4.80 | 180,148 |
| Car Logos Quiz #2 | 0 | - | 4.43 | 261,710 |
| Video Game Logos Quiz | 0 | - | 4.40 | 183,882 |
| Movie Logos | 0 | - | 4.33 | 238,275 |
| Brand Logos That Start With M | 0 | - | 4.45 | 62,748 |
| Brand Logos That Start with A | 0 | - | 4.52 | 70,226 |
| History by Picture - A | 0 | - | 4.26 | 45,793 |
| History by Picture - B | 0 | - | 4.40 | 48,950 |
| History by Picture - C | 0 | - | 4.36 | 54,479 |
| History by Picture - F | 0 | - | 4.35 | 37,888 |
| History by Picture - G | 0 | - | 4.40 | 42,147 |
| History by Picture - D | 0 | - | 4.29 | 44,314 |
| History by Picture - E | 0 | - | 4.25 | 43,936 |
| History by Picture - H | 0 | - | 4.37 | 36,800 |
| History by Picture - K | 0 | - | 4.35 | 33,361 |
| History by Picture - M | 0 | - | 4.17 | 36,149 |
| History by Picture - N | 0 | - | 4.40 | 41,262 |
| History by Picture - O | 0 | - | 4.39 | 36,318 |
| History by Picture - T | 0 | - | 4.20 | 33,314 |
| Name that Nut, Seed, or Bean | 0 | - | 4.63 | 57,253 |
| Baby, Male and Female Animals | 0 | - | 4.43 | 150,372 |
| Animal Adjectives | 0 | - | 4.77 | 59,987 |
| North American Cat-Named Sports Teams | 0 | - | 4.43 | 33,668 |
| African Great Lakes | 0 | - | 4.82 | 66,156 |
| 100 Longest Rivers in Europe - with a Map | 0 | - | 4.94 | 65,403 |
| Nile River Basin Countries on a Map | 0 | - | 4.95 | 50,629 |
| Countries That Touch the Adriatic Sea | 0 | - | 4.96 | 71,083 |
| Top 10 European Countries by Coastline | 0 | - | 4.87 | 138,338 |
| Top 10 American Countries by Coastline | 0 | - | 4.96 | 88,371 |
| Top 10 Asian Countries by Coastline | 0 | - | 4.92 | 96,416 |
| Art Works Picture Quiz #1 | 0 | - | 4.51 | 119,067 |
| Art Works Picture Quiz #2 | 0 | - | 4.49 | 105,254 |
| Musical Instruments by Picture #1 | 0 | - | 4.52 | 268,857 |
| Flowers by Picture | 0 | - | 4.46 | 105,620 |
| Art Works Picture Quiz #3 | 0 | - | 4.45 | 48,728 |
| Name that Object #2 | 0 | - | 3.64 | 15,441 |
| Authors by Picture | 0 | - | 4.48 | 25,530 |
| Name that Object #3 | 0 | - | 3.93 | 14,395 |
| Fruit and Vegetable Emojis | 0 | - | 4.44 | 88,755 |
| College Sports Logos Quiz #3 | 0 | - | 4.30 | 55,728 |
| Planets By Picture Quiz | 0 | - | 4.49 | 56,782 |
| Songs by Picture Quiz #1 | 0 | - | 4.68 | 65,910 |
| Songs by Picture Quiz #2 | 0 | - | 4.42 | 58,822 |
| Oscar Nominated Actors by Picture #1 | 0 | - | 4.42 | 165,143 |
| 1960s Celebrities by Picture #1 | 0 | - | 4.27 | 70,400 |
| 1960s Celebrities by Picture #2 | 0 | - | 4.26 | 51,410 |
| 1950s Celebrities by Picture #1 | 0 | - | 4.24 | 51,175 |
| 1980s Celebrities by Picture #2 | 0 | - | 4.19 | 71,691 |
| 1990s Celebrities by Picture #1 | 0 | - | 4.13 | 79,401 |
| 1990s Celebrities by Picture #2 | 0 | - | 4.16 | 72,400 |
| 2000s Celebrities by Picture #2 | 0 | - | 4.15 | 95,533 |
| 1950s Celebrities by Picture #2 | 0 | - | 4.29 | 46,150 |
| Name that Historical Figure #3 | 0 | - | 4.36 | 239,236 |
| Name that Historical Figure #4 | 0 | - | 4.29 | 159,049 |
| Name that Historical Figure #6 | 0 | - | 4.26 | 93,243 |
| Musicians by Picture #1 | 0 | - | 4.37 | 108,632 |
| Musicians by Picture #2 | 0 | - | 4.29 | 76,324 |
| Musicians by Picture #4 | 0 | - | 4.07 | 64,828 |
| Musicians by Picture #3 | 0 | - | 4.10 | 58,932 |
| Emoji Flags | 0 | - | 4.35 | 44,062 |
