| Pick a Picture - Animal Relations | 0 | - | 4.94 | 55,836 |
| Animals by Skeleton Image | 0 | - | 4.81 | 46,907 |
| Animals by Close-up Image | 0 | - | 4.42 | 219,010 |
| Aquatic Mammals by Picture | 0 | - | 4.41 | 45,990 |
| Extinct Animals by Picture | 0 | - | 4.49 | 35,466 |
| Mammals by Picture #1 | 0 | - | 4.70 | 92,399 |
| Fish by Picture #1 | 0 | - | 4.41 | 109,039 |
| Birds by Picture #1 | 0 | - | 4.47 | 42,025 |
| Animals A-Z by Picture | 0 | - | 4.08 | 66,836 |
| Mammals by Picture #3 | 0 | - | 4.39 | 62,480 |
| Mammals by Picture #4 | 0 | - | 4.03 | 34,329 |
| Mammals by Picture #2 | 0 | - | 4.28 | 58,546 |
| Birds by Picture #2 | 0 | - | 4.33 | 36,691 |
| Birds by Picture #3 | 0 | - | 4.24 | 33,463 |
| Sea Creatures by Picture | 0 | - | 4.27 | 17,812 |
| Countries with Wild Tigers | 0 | - | 4.96 | 137,215 |
| Countries with Wild Penguins | 0 | - | 4.94 | 100,498 |
| Countries with the Most Venomous Animal Species | 0 | - | 4.87 | 87,503 |
| Fish by Picture #2 | 0 | - | 4.09 | 18,738 |
| Countries with the Most Sheep | 0 | - | 4.93 | 103,611 |
| Build-a-Bird by Guessing Countries | 0 | - | 4.99 | 63,669 |
| Countries With The Most Bird Species | 0 | - | 4.93 | 33,186 |
| Countries with the Most Wolves | 0 | - | 4.92 | 108,529 |
| Countries that Catch the Most Fish | 0 | - | 4.90 | 113,090 |
| Countries With Two or More Bear Species | 0 | - | 4.90 | 22,857 |
| Australian Animals By Picture | 0 | - | 4.45 | 31,762 |
| Animals that Appear on a Coat of Arms | 0 | - | 4.50 | 24,891 |
| Countries with the Most Wild Elephants | 0 | - | 4.63 | 55,149 |
| Animal Populations of Countries | 0 | - | 4.52 | 44,041 |
| Top 15 Countries with the Most Cows | 0 | - | 4.74 | 107,475 |
| Name that Bug | 0 | - | 4.12 | 45,627 |
| Former Countries by Territory Map | 0 | - | 4.96 | 103,767 |
| Empires by Maps | 0 | - | 4.98 | 121,902 |
| Merged Company Logos #1 | 0 | - | 4.90 | 107,285 |
| Animals of Australia | 0 | - | 4.52 | 42,472 |
| Countries with More Cows than People | 0 | - | 4.46 | 61,625 |
| North American Bird-Named Teams | 0 | - | 4.44 | 67,989 |
| Countries with NO Snakes | 0 | - | 4.51 | 63,659 |
| All Country Flags of the World | 0 | - | 5.00 | 3,708,997 |
| "Big Five" African Game Animals | 0 | - | 4.22 | 47,478 |
| Countries with Wild Lions | 0 | - | 4.77 | 26,552 |
| Where Do Musk Oxen Live? | 0 | - | 4.63 | 15,350 |
| Islands by Shape #2 | 0 | - | 4.88 | 59,497 |
| Reptile Picture Quiz | 0 | - | 4.32 | 14,375 |
| Visual Memory Test - Random Cartoons | 0 | - | 4.98 | 105,277 |
| Play-Doh People from History | 0 | - | 4.99 | 95,482 |
| Famous Landmarks Out Of Focus #1 | 0 | - | 4.89 | 61,564 |
| Jeppy in Disguise #1 | 0 | - | 4.92 | 49,954 |
| Dog Breed Picture Quiz | 0 | - | 4.34 | 206,619 |
| Circular Cutouts from a World Map | 0 | - | 4.98 | 62,059 |
| Country Flags Quiz #1 | 0 | - | 4.98 | 2,545,149 |
| Country Flags Quiz #2 | 0 | - | 4.99 | 1,096,785 |
| Country Flags Quiz #3 | 0 | - | 4.97 | 736,157 |
| Top 10 Countries with the Most Horses | 0 | - | 4.49 | 69,243 |
| Make a Stained Glass Window | 0 | - | 5.00 | 69,013 |
| Flags with Crescents | 0 | - | 4.98 | 171,207 |
| Country Flag Trivia | 0 | - | 4.81 | 57,922 |
| Country Flags with Eagles - Picture Quiz | 0 | - | 4.98 | 104,813 |
| Country Flags with the Union Jack | 0 | - | 4.87 | 78,351 |
| Pixelated Flag Quiz | 0 | - | 4.97 | 88,496 |
| Flag Emblems Scavenger Hunt | 0 | - | 5.00 | 67,881 |
| Flags by Horizontal Stripes #1 | 0 | - | 4.84 | 85,916 |
| Country Flags with the Sun - Picture Quiz | 0 | - | 4.81 | 53,430 |
| Real vs. Fake Flags | 0 | - | 4.98 | 125,630 |
| Ultimate Car Logos Quiz | 0 | - | 4.81 | 183,749 |
| National Football Team Logos | 0 | - | 4.85 | 181,717 |
| Largest Land Animals of Africa | 0 | - | 4.36 | 12,809 |
| Top Countries for Shark Attacks | 0 | - | 4.47 | 45,931 |
| Asian Countries with NO Wolves | 0 | - | 4.60 | 18,994 |
| Years in History by Picture | 0 | - | 4.44 | 35,765 |
| Famous Foreheads #1 | 0 | - | 4.47 | 75,387 |
| Merged Company Logos #2 | 0 | - | 4.75 | 78,181 |
| National Animals | 0 | - | 4.24 | 90,204 |
| Flags to Languages | 0 | - | 4.95 | 174,432 |
| Bodies of Water by Satellite Image #1 | 0 | - | 4.19 | 72,482 |
| Similar Country Flags - Multiple Choice Quiz | 0 | - | 4.94 | 50,984 |
| Animals by Range on a World Map | 0 | - | 4.96 | 25,793 |
| Fruits by Picture | 0 | - | 4.19 | 809,032 |
| Old Movies by Picture | 0 | - | 4.51 | 25,251 |
| Musical Instruments by Picture #2 | 0 | - | 4.24 | 47,286 |
| Name that Object #1 | 0 | - | 3.57 | 96,609 |
| Name that Historical Figure #1 | 0 | - | 4.63 | 339,365 |
| Geography by Picture - B | 0 | - | 4.42 | 55,765 |
| Geography by Picture - H | 0 | - | 4.50 | 58,366 |
| Geography by Picture - N | 0 | - | 4.45 | 42,331 |
| Geography by Picture - R | 0 | - | 4.56 | 41,137 |
| Geography by Picture - T | 0 | - | 4.54 | 57,991 |
| Name the Pixelated Landmark | 0 | - | 4.85 | 63,406 |
| Car Logos Quiz #1 | 0 | - | 4.52 | 543,686 |
| Random Logos Quiz | 0 | - | 4.33 | 209,483 |
| All North American Pro Sports Logos | 0 | - | 4.70 | 116,287 |
| Pictures by Letter - A | 0 | - | 4.18 | 33,630 |
| Pictures by Letter - J | 0 | - | 4.31 | 40,260 |
| Pictures by Letter - B | 0 | - | 4.32 | 44,243 |
| Pictures by Letter - D | 0 | - | 4.14 | 37,794 |
| Pictures by Letter - M | 0 | - | 4.24 | 37,995 |
| Three Real and One Fake - Country Flags | 0 | - | 4.97 | 84,694 |
| Largest Land Animals of Asia | 0 | - | 3.64 | 8,343 |
| Animals in World History | 0 | - | 4.74 | 44,663 |
| Capital Cities by Body of Water | 0 | - | 4.85 | 57,838 |
| Islands by Shape #1 | 0 | - | 4.33 | 84,499 |
| 1970s Celebrities by Picture #1 | 0 | - | 4.20 | 58,249 |
| 1970s Celebrities by Picture #2 | 0 | - | 4.21 | 50,959 |
| Elements by Picture | 0 | - | 4.27 | 70,293 |
| Rocks and Minerals Picture Quiz | 0 | - | 4.48 | 29,503 |
| Islands by Picture | 0 | - | 4.28 | 107,710 |
| Classic Movies by Movie Posters | 0 | - | 4.45 | 24,440 |
| 1980s Movie Silhouettes | 0 | - | 4.97 | 104,610 |
| Famous Landmarks Out Of Focus #2 | 0 | - | 4.37 | 41,520 |
| 1940s Celebrities by Picture | 0 | - | 4.43 | 48,191 |
| International Footballers by Picture | 0 | - | 4.51 | 56,350 |
| Name that Historical Figure #2 | 0 | - | 4.42 | 285,968 |
| Name that Historical Figure #5 | 0 | - | 4.43 | 108,539 |
| Name that Historical Figure #7 - U.S. Edition | 0 | - | 4.51 | 51,186 |
| Geography by Picture - A | 0 | - | 4.39 | 60,415 |
| Geography by Picture - D | 0 | - | 4.15 | 45,772 |
| Geography by Picture - F | 0 | - | 4.31 | 51,159 |
| Geography by Picture - G | 0 | - | 4.39 | 48,068 |
| Geography by Picture - J | 0 | - | 4.16 | 38,584 |
| Geography by Picture - K | 0 | - | 4.29 | 33,237 |
| Geography by Picture - C | 0 | - | 4.31 | 57,217 |
| Geography by Picture - L | 0 | - | 4.37 | 59,122 |
| Geography by Picture - M | 0 | - | 4.14 | 40,568 |
| Geography by Picture - P | 0 | - | 4.24 | 42,554 |
| Geography by Picture - S | 0 | - | 4.38 | 47,174 |
| Miscellaneous Flags Quiz | 0 | - | 4.42 | 281,941 |
| Country Flags Multiple Choice | 0 | - | 4.97 | 145,353 |
| Flag Maths | 0 | - | 4.61 | 57,827 |
| Satellite Images #1 | 0 | - | 4.47 | 129,939 |
| Satellite Images Quiz #2 | 0 | - | 4.64 | 109,628 |
| Satellite Images Quiz #4 | 0 | - | 4.55 | 89,185 |
| Bodies of Water by Satellite Image #2 | 0 | - | 4.36 | 19,797 |
| Satellite Images Quiz #5 | 0 | - | 4.52 | 50,195 |
| Satellite Images Quiz #6 | 0 | - | 4.50 | 39,180 |
| Cities by Picture #1 | 0 | - | 4.74 | 86,525 |
| Soccer Team Logos | 0 | - | 4.26 | 377,373 |
| Brand Logos Quiz #1 | 0 | - | 4.83 | 2,437,001 |
| Car Logos Quiz #2 | 0 | - | 4.43 | 263,723 |
| Video Game Logos Quiz | 0 | - | 4.40 | 184,959 |
| Movie Logos | 0 | - | 4.33 | 240,232 |
| Brand Logos That Start with A | 0 | - | 4.52 | 71,108 |
| History by Picture - A | 0 | - | 4.26 | 46,114 |
| History by Picture - B | 0 | - | 4.40 | 49,311 |
| History by Picture - C | 0 | - | 4.33 | 54,842 |
| History by Picture - F | 0 | - | 4.35 | 38,162 |
| History by Picture - G | 0 | - | 4.40 | 42,399 |
| History by Picture - D | 0 | - | 4.29 | 44,622 |
| History by Picture - E | 0 | - | 4.25 | 44,202 |
| History by Picture - H | 0 | - | 4.37 | 37,052 |
| History by Picture - K | 0 | - | 4.35 | 33,583 |
| History by Picture - M | 0 | - | 4.17 | 36,369 |
| History by Picture - N | 0 | - | 4.40 | 41,503 |
| History by Picture - O | 0 | - | 4.39 | 36,532 |
| History by Picture - T | 0 | - | 4.20 | 33,520 |
| Name that Nut, Seed, or Bean | 0 | - | 4.57 | 57,619 |
| Baby, Male and Female Animals | 0 | - | 4.43 | 151,042 |
| Animal Adjectives | 0 | - | 4.77 | 60,190 |
| North American Cat-Named Sports Teams | 0 | - | 4.43 | 33,810 |
| African Great Lakes | 0 | - | 4.82 | 66,918 |
| Art Works Picture Quiz #1 | 0 | - | 4.51 | 119,775 |
| Art Works Picture Quiz #2 | 0 | - | 4.49 | 105,831 |
| Musical Instruments by Picture #1 | 0 | - | 4.52 | 269,716 |
| Flowers by Picture | 0 | - | 4.46 | 105,842 |
| Art Works Picture Quiz #3 | 0 | - | 4.45 | 48,940 |
| Name that Object #2 | 0 | - | 3.63 | 15,515 |
| Authors by Picture | 0 | - | 4.48 | 25,626 |
| Name that Object #3 | 0 | - | 3.93 | 14,455 |
| Fruit and Vegetable Emojis | 0 | - | 4.45 | 90,843 |
| WWII Figures by Picture | 0 | - | 4.89 | 66,188 |
| College Sports Logos Quiz #3 | 0 | - | 4.30 | 56,138 |
| Planets By Picture Quiz | 0 | - | 4.49 | 57,321 |
| Songs by Picture Quiz #1 | 0 | - | 4.68 | 66,458 |
| Songs by Picture Quiz #2 | 0 | - | 4.42 | 59,275 |
| Oscar Nominated Actors by Picture #1 | 0 | - | 4.42 | 165,756 |
| 1960s Celebrities by Picture #1 | 0 | - | 4.27 | 70,733 |
| 1960s Celebrities by Picture #2 | 0 | - | 4.26 | 51,648 |
| 1950s Celebrities by Picture #1 | 0 | - | 4.24 | 51,354 |
| 1980s Celebrities by Picture #2 | 0 | - | 4.19 | 72,088 |
| 1990s Celebrities by Picture #1 | 0 | - | 4.14 | 79,739 |
| 1990s Celebrities by Picture #2 | 0 | - | 4.16 | 72,800 |
| 2000s Celebrities by Picture #2 | 0 | - | 4.15 | 96,048 |
| 1950s Celebrities by Picture #2 | 0 | - | 4.29 | 46,339 |
| Name that Historical Figure #3 | 0 | - | 4.36 | 240,629 |
| Name that Historical Figure #4 | 0 | - | 4.29 | 160,053 |
| Name that Historical Figure #6 | 0 | - | 4.26 | 94,028 |
| Musicians by Picture #1 | 0 | - | 4.38 | 109,935 |
| Musicians by Picture #2 | 0 | - | 4.29 | 77,313 |
| Musicians by Picture #4 | 0 | - | 4.07 | 65,539 |
| Musicians by Picture #3 | 0 | - | 4.10 | 59,497 |
| Emoji Flags | 0 | - | 4.35 | 44,267 |
| Flag Coloring Book Puzzle #1 | 0 | - | 4.96 | 172,635 |
| Fill the Map of Europe by Guessing Flag Colors | 0 | - | 4.68 | 38,203 |
| Languages by Combined Flags | 0 | - | 4.53 | 100,604 |
| Satellite Images Quiz #3 | 0 | - | 4.35 | 73,616 |
| Satellite Images - Island Chains | 0 | - | 4.43 | 66,928 |
| Islands by Satellite Image #1 | 0 | - | 4.70 | 71,222 |
| Peninsulas by Satellite Image | 0 | - | 4.53 | 27,921 |
| Landmarks Picture Quiz #1 | 0 | - | 4.16 | 395,580 |
| Airline Logos | 0 | - | 4.45 | 141,378 |
| Fast Food Logos Quiz | 0 | - | 4.45 | 249,381 |
