| Pick a Picture - Animal Relations | 0 | - | 4.94 | 54,928 |
| Animals by Close-up Image | 0 | - | 4.42 | 217,033 |
| Aquatic Mammals by Picture | 0 | - | 4.41 | 45,311 |
| Extinct Animals by Picture | 0 | - | 4.49 | 34,968 |
| Mammals by Picture #1 | 0 | - | 4.70 | 91,209 |
| Fish by Picture #1 | 0 | - | 4.41 | 108,158 |
| Birds by Picture #1 | 0 | - | 4.47 | 41,206 |
| Animals A-Z by Picture | 0 | - | 4.08 | 65,993 |
| Mammals by Picture #3 | 0 | - | 4.39 | 61,815 |
| Mammals by Picture #4 | 0 | - | 4.03 | 33,939 |
| Mammals by Picture #2 | 0 | - | 4.28 | 57,923 |
| Birds by Picture #2 | 0 | - | 4.33 | 36,017 |
| Birds by Picture #3 | 0 | - | 4.24 | 32,907 |
| Animals by Skeleton Image | 0 | - | 4.80 | 46,057 |
| Sea Creatures by Picture | 0 | - | 4.27 | 17,615 |
| Countries with Wild Tigers | 0 | - | 4.96 | 135,738 |
| Countries with Wild Penguins | 0 | - | 4.94 | 99,403 |
| Countries with the Most Venomous Animal Species | 0 | - | 4.87 | 86,505 |
| Fish by Picture #2 | 0 | - | 4.08 | 18,430 |
| Countries With The Most Bird Species | 0 | - | 4.93 | 32,508 |
| Countries with the Most Sheep | 0 | - | 4.92 | 102,524 |
| Build-a-Bird by Guessing Countries | 0 | - | 4.99 | 62,427 |
| Countries with the Most Wolves | 0 | - | 4.92 | 107,168 |
| Countries that Catch the Most Fish | 0 | - | 4.90 | 111,616 |
| Countries With Two or More Bear Species | 0 | - | 4.90 | 22,519 |
| Animals that Appear on a Coat of Arms | 0 | - | 4.49 | 24,749 |
| Countries with the Most Wild Elephants | 0 | - | 4.63 | 54,673 |
| Animal Populations of Countries | 0 | - | 4.51 | 43,647 |
| Top 15 Countries with the Most Cows | 0 | - | 4.64 | 92,807 |
| Name that Bug | 0 | - | 4.12 | 45,463 |
| Former Countries by Territory Map | 0 | - | 4.96 | 101,773 |
| Empires by Maps | 0 | - | 4.98 | 118,778 |
| Merged Company Logos #1 | 0 | - | 4.91 | 105,565 |
| Australian Animals By Picture | 0 | - | 4.45 | 31,468 |
| Animals of Australia | 0 | - | 4.52 | 42,183 |
| Countries with More Cows than People | 0 | - | 4.43 | 57,762 |
| North American Bird-Named Teams | 0 | - | 4.43 | 67,653 |
| Countries with NO Snakes | 0 | - | 4.51 | 63,511 |
| All Country Flags of the World | 0 | - | 5.00 | 3,611,474 |
| "Big Five" African Game Animals | 0 | - | 4.22 | 47,238 |
| Countries with Wild Lions | 0 | - | 4.77 | 26,034 |
| Where Do Musk Oxen Live? | 0 | - | 4.63 | 15,261 |
| Islands by Shape #2 | 0 | - | 4.88 | 59,036 |
| Reptile Picture Quiz | 0 | - | 4.32 | 14,241 |
| Visual Memory Test - Random Cartoons | 0 | - | 4.98 | 102,951 |
| Play-Doh People from History | 0 | - | 4.99 | 93,986 |
| Famous Landmarks Out Of Focus #1 | 0 | - | 4.89 | 60,405 |
| Jeppy in Disguise #1 | 0 | - | 4.92 | 48,812 |
| Dog Breed Picture Quiz | 0 | - | 4.34 | 205,607 |
| Circular Cutouts from a World Map | 0 | - | 4.98 | 61,114 |
| Country Flags Quiz #1 | 0 | - | 4.98 | 2,527,986 |
| Country Flags Quiz #2 | 0 | - | 4.98 | 1,088,196 |
| Country Flags Quiz #3 | 0 | - | 4.98 | 730,226 |
| Top 10 Countries with the Most Horses | 0 | - | 4.49 | 68,730 |
| Make a Stained Glass Window | 0 | - | 5.00 | 67,910 |
| Flags with Crescents | 0 | - | 4.98 | 167,842 |
| Country Flag Trivia | 0 | - | 4.81 | 56,073 |
| Country Flags with Eagles - Picture Quiz | 0 | - | 4.98 | 102,591 |
| Country Flags with the Union Jack | 0 | - | 4.87 | 76,585 |
| Pixelated Flag Quiz | 0 | - | 4.98 | 86,099 |
| Flag Emblems Scavenger Hunt | 0 | - | 5.00 | 66,577 |
| Flags by Horizontal Stripes #1 | 0 | - | 4.84 | 84,486 |
| Country Flags with the Sun - Picture Quiz | 0 | - | 4.83 | 52,159 |
| Real vs. Fake Flags | 0 | - | 4.98 | 122,805 |
| National Football Team Logos | 0 | - | 4.84 | 178,921 |
| Asian Countries with NO Wolves | 0 | - | 4.60 | 18,633 |
| Largest Land Animals of Africa | 0 | - | 4.36 | 12,703 |
| Top Countries for Shark Attacks | 0 | - | 4.46 | 45,704 |
| Years in History by Picture | 0 | - | 4.44 | 35,166 |
| Famous Foreheads #1 | 0 | - | 4.47 | 74,314 |
| Merged Company Logos #2 | 0 | - | 4.75 | 76,856 |
| National Animals | 0 | - | 4.24 | 89,183 |
| Flags to Languages | 0 | - | 4.95 | 172,670 |
| Bodies of Water by Satellite Image #1 | 0 | - | 4.20 | 71,338 |
| Similar Country Flags - Multiple Choice Quiz | 0 | - | 4.94 | 50,168 |
| Animals by Range on a World Map | 0 | - | 4.96 | 25,260 |
| Three Real and One Fake - Country Flags | 0 | - | 4.97 | 83,388 |
| Fruits by Picture | 0 | - | 4.20 | 805,063 |
| Old Movies by Picture | 0 | - | 4.51 | 24,861 |
| Musical Instruments by Picture #2 | 0 | - | 4.24 | 46,735 |
| Name that Object #1 | 0 | - | 3.56 | 96,329 |
| Name that Historical Figure #1 | 0 | - | 4.63 | 335,804 |
| Geography by Picture - B | 0 | - | 4.42 | 55,446 |
| Geography by Picture - H | 0 | - | 4.50 | 58,071 |
| Geography by Picture - N | 0 | - | 4.45 | 42,067 |
| Geography by Picture - R | 0 | - | 4.55 | 40,895 |
| Geography by Picture - T | 0 | - | 4.54 | 57,703 |
| Name the Pixelated Landmark | 0 | - | 4.84 | 62,531 |
| Car Logos Quiz #1 | 0 | - | 4.44 | 533,002 |
| Random Logos Quiz | 0 | - | 4.31 | 207,223 |
| All North American Pro Sports Logos | 0 | - | 4.70 | 113,540 |
| Pictures by Letter - A | 0 | - | 4.17 | 33,169 |
| Pictures by Letter - J | 0 | - | 4.31 | 39,767 |
| Pictures by Letter - B | 0 | - | 4.31 | 43,663 |
| Pictures by Letter - D | 0 | - | 4.16 | 37,350 |
| Pictures by Letter - M | 0 | - | 4.24 | 37,556 |
| Largest Land Animals of Asia | 0 | - | 3.62 | 8,262 |
| Animals in World History | 0 | - | 4.74 | 44,257 |
| Capital Cities by Body of Water | 0 | - | 4.85 | 57,341 |
| Islands by Shape #1 | 0 | - | 4.32 | 84,202 |
| 1970s Celebrities by Picture #1 | 0 | - | 4.20 | 57,666 |
| 1970s Celebrities by Picture #2 | 0 | - | 4.21 | 50,452 |
| Elements by Picture | 0 | - | 4.28 | 69,620 |
| Rocks and Minerals Picture Quiz | 0 | - | 4.48 | 29,182 |
| Islands by Picture | 0 | - | 4.29 | 106,059 |
| Classic Movies by Movie Posters | 0 | - | 4.44 | 24,086 |
| 1980s Movie Silhouettes | 0 | - | 4.97 | 102,890 |
| Famous Landmarks Out Of Focus #2 | 0 | - | 4.37 | 40,892 |
| 1940s Celebrities by Picture | 0 | - | 4.43 | 47,808 |
| International Footballers by Picture | 0 | - | 4.50 | 54,870 |
| Name that Historical Figure #2 | 0 | - | 4.43 | 282,952 |
| Name that Historical Figure #5 | 0 | - | 4.43 | 106,782 |
| Name that Historical Figure #7 - U.S. Edition | 0 | - | 4.50 | 50,375 |
| Geography by Picture - A | 0 | - | 4.39 | 60,073 |
| Geography by Picture - D | 0 | - | 4.15 | 45,523 |
| Geography by Picture - F | 0 | - | 4.31 | 50,852 |
| Geography by Picture - G | 0 | - | 4.38 | 47,820 |
| Geography by Picture - J | 0 | - | 4.16 | 38,350 |
| Geography by Picture - K | 0 | - | 4.29 | 33,033 |
| Geography by Picture - C | 0 | - | 4.31 | 56,937 |
| Geography by Picture - L | 0 | - | 4.37 | 58,789 |
| Geography by Picture - M | 0 | - | 4.14 | 40,360 |
| Geography by Picture - P | 0 | - | 4.24 | 42,319 |
| Geography by Picture - S | 0 | - | 4.38 | 46,932 |
| Miscellaneous Flags Quiz | 0 | - | 4.42 | 278,699 |
| Country Flags Multiple Choice | 0 | - | 4.97 | 143,636 |
| Flag Maths | 0 | - | 4.78 | 57,691 |
| Satellite Images #1 | 0 | - | 4.46 | 129,066 |
| Satellite Images Quiz #2 | 0 | - | 4.63 | 109,033 |
| Satellite Images Quiz #4 | 0 | - | 4.55 | 88,687 |
| Bodies of Water by Satellite Image #2 | 0 | - | 4.36 | 19,594 |
| Satellite Images Quiz #5 | 0 | - | 4.48 | 49,687 |
| Satellite Images Quiz #6 | 0 | - | 4.50 | 38,837 |
| Cities by Picture #1 | 0 | - | 4.73 | 85,451 |
| Soccer Team Logos | 0 | - | 4.26 | 371,349 |
| Brand Logos Quiz #1 | 0 | - | 4.83 | 2,405,005 |
| Ultimate Car Logos Quiz | 0 | - | 4.80 | 176,850 |
| Car Logos Quiz #2 | 0 | - | 4.43 | 259,611 |
| Video Game Logos Quiz | 0 | - | 4.40 | 182,847 |
| Movie Logos | 0 | - | 4.33 | 236,270 |
| Brand Logos That Start With M | 0 | - | 4.45 | 61,915 |
| Brand Logos That Start With B | 0 | - | 4.41 | 59,320 |
| Brand Logos That Start with A | 0 | - | 4.51 | 69,422 |
| History by Picture - A | 0 | - | 4.25 | 45,509 |
| History by Picture - B | 0 | - | 4.40 | 48,640 |
| History by Picture - C | 0 | - | 4.36 | 54,147 |
| History by Picture - F | 0 | - | 4.35 | 37,636 |
| History by Picture - G | 0 | - | 4.40 | 41,895 |
| History by Picture - D | 0 | - | 4.29 | 44,060 |
| History by Picture - E | 0 | - | 4.27 | 43,674 |
| History by Picture - H | 0 | - | 4.37 | 36,586 |
| History by Picture - K | 0 | - | 4.35 | 33,147 |
| History by Picture - M | 0 | - | 4.17 | 35,946 |
| History by Picture - N | 0 | - | 4.40 | 41,038 |
| History by Picture - O | 0 | - | 4.39 | 36,079 |
| History by Picture - T | 0 | - | 4.20 | 33,134 |
| Name that Nut, Seed, or Bean | 0 | - | 4.63 | 56,925 |
| Baby, Male and Female Animals | 0 | - | 4.43 | 149,760 |
| Animal Adjectives | 0 | - | 4.77 | 59,858 |
| North American Cat-Named Sports Teams | 0 | - | 4.43 | 33,534 |
| African Great Lakes | 0 | - | 4.82 | 65,328 |
| Art Works Picture Quiz #1 | 0 | - | 4.51 | 118,563 |
| Art Works Picture Quiz #2 | 0 | - | 4.49 | 104,789 |
| Musical Instruments by Picture #1 | 0 | - | 4.52 | 268,076 |
| Flowers by Picture | 0 | - | 4.46 | 105,051 |
| Art Works Picture Quiz #3 | 0 | - | 4.45 | 48,565 |
| Name that Object #2 | 0 | - | 3.64 | 15,341 |
| Authors by Picture | 0 | - | 4.48 | 25,413 |
| Name that Object #3 | 0 | - | 3.93 | 14,315 |
| Fruit and Vegetable Emojis | 0 | - | 4.42 | 79,611 |
| WWII Figures by Picture | 0 | - | 4.85 | 50,629 |
| College Sports Logos Quiz #3 | 0 | - | 4.30 | 55,218 |
| Planets By Picture Quiz | 0 | - | 4.49 | 56,286 |
| Songs by Picture Quiz #1 | 0 | - | 4.68 | 65,457 |
| Songs by Picture Quiz #2 | 0 | - | 4.41 | 58,488 |
| Oscar Nominated Actors by Picture #1 | 0 | - | 4.42 | 164,539 |
| 1960s Celebrities by Picture #1 | 0 | - | 4.27 | 70,077 |
| 1960s Celebrities by Picture #2 | 0 | - | 4.26 | 51,170 |
| 1950s Celebrities by Picture #1 | 0 | - | 4.24 | 50,956 |
| 1980s Celebrities by Picture #2 | 0 | - | 4.19 | 71,308 |
| 1990s Celebrities by Picture #1 | 0 | - | 4.13 | 79,057 |
| 1990s Celebrities by Picture #2 | 0 | - | 4.16 | 72,007 |
| 2000s Celebrities by Picture #2 | 0 | - | 4.15 | 94,697 |
| 1950s Celebrities by Picture #2 | 0 | - | 4.29 | 45,960 |
| Name that Historical Figure #3 | 0 | - | 4.36 | 237,883 |
| Name that Historical Figure #4 | 0 | - | 4.29 | 158,190 |
| Name that Historical Figure #6 | 0 | - | 4.27 | 92,551 |
| Musicians by Picture #1 | 0 | - | 4.39 | 107,373 |
| Musicians by Picture #2 | 0 | - | 4.29 | 75,466 |
| Musicians by Picture #4 | 0 | - | 4.07 | 64,169 |
| Musicians by Picture #3 | 0 | - | 4.10 | 58,423 |
| Emoji Flags | 0 | - | 4.35 | 43,850 |
| Flag Coloring Book Puzzle #1 | 0 | - | 4.97 | 170,102 |
| Fill the Map of Europe by Guessing Flag Colors | 0 | - | 4.64 | 37,518 |
| Languages by Combined Flags | 0 | - | 4.53 | 99,274 |
| Satellite Images Quiz #3 | 0 | - | 4.35 | 73,267 |
| Satellite Images - Island Chains | 0 | - | 4.43 | 65,821 |
| Islands by Satellite Image #1 | 0 | - | 4.70 | 70,182 |
| Peninsulas by Satellite Image | 0 | - | 4.53 | 27,685 |
| Landmarks Picture Quiz #1 | 0 | - | 4.16 | 393,225 |
