| Mammals by Picture #3 | 0 | - | 4.41 | 54,832 |
| Aquatic Mammals by Picture | 0 | - | 4.41 | 39,030 |
| Mammals by Picture #1 | 0 | - | 4.76 | 81,215 |
| Birds by Picture #1 | 0 | - | 4.44 | 33,511 |
| Animals by Close-up Image | 0 | - | 4.40 | 202,299 |
| Animals A-Z by Picture | 0 | - | 4.14 | 58,565 |
| Extinct Animals by Picture | 0 | - | 4.45 | 30,363 |
| Fish by Picture #1 | 0 | - | 4.39 | 101,689 |
| Animals by Skeleton Image | 0 | - | 4.79 | 37,724 |
| Mammals by Picture #4 | 0 | - | 4.03 | 30,341 |
| Sea Creatures by Picture | 0 | - | 4.26 | 15,962 |
| Countries with Wild Tigers | 0 | - | 4.95 | 110,221 |
| Countries with Wild Penguins | 0 | - | 4.93 | 89,569 |
| Countries with the Most Venomous Animal Species | 0 | - | 4.89 | 78,034 |
| Birds by Picture #2 | 0 | - | 4.27 | 29,722 |
| Fish by Picture #2 | 0 | - | 4.06 | 16,091 |
| Birds by Picture #3 | 0 | - | 4.16 | 27,606 |
| Countries with the Most Sheep | 0 | - | 4.89 | 82,136 |
| Countries With The Most Bird Species | 0 | - | 4.91 | 19,018 |
| Countries With Two or More Bear Species | 0 | - | 4.89 | 18,552 |
| Countries with the Most Wolves | 0 | - | 4.88 | 78,026 |
| Countries that Catch the Most Fish | 0 | - | 4.88 | 100,326 |
| Animals that Appear on a Coat of Arms | 0 | - | 4.54 | 23,348 |
| Top 15 Countries with the Most Cows | 0 | - | 4.66 | 89,081 |
| Countries with the Most Wild Elephants | 0 | - | 4.58 | 50,449 |
| Animal Populations of Countries | 0 | - | 4.50 | 39,813 |
| Name that Bug | 0 | - | 4.11 | 43,920 |
| Former Countries by Territory Map | 0 | - | 4.96 | 84,583 |
| Empires by Maps | 0 | - | 4.98 | 92,305 |
| Australian Animals By Picture | 0 | - | 4.44 | 28,971 |
| Animals of Australia | 0 | - | 4.51 | 39,621 |
| Countries with More Cows than People | 0 | - | 4.41 | 47,387 |
| North American Bird-Named Teams | 0 | - | 4.41 | 64,838 |
| Countries with NO Snakes | 0 | - | 4.56 | 62,150 |
| Where Do Musk Oxen Live? | 0 | - | 4.64 | 14,525 |
| "Big Five" African Game Animals | 0 | - | 4.20 | 45,509 |
| Countries with Wild Lions | 0 | - | 4.72 | 20,523 |
| Islands by Shape #2 | 0 | - | 4.87 | 44,729 |
| Reptile Picture Quiz | 0 | - | 4.26 | 13,018 |
| Dog Breed Picture Quiz | 0 | - | 4.32 | 194,695 |
| Circular Cutouts from a World Map | 0 | - | 4.98 | 53,080 |
| All Country Flags of the World | 0 | - | 5.00 | 2,911,213 |
| Country Flags Quiz #1 | 0 | - | 4.98 | 2,346,973 |
| Country Flags Quiz #2 | 0 | - | 4.98 | 992,596 |
| Country Flags Quiz #3 | 0 | - | 4.98 | 665,228 |
| Top 10 Countries with the Most Horses | 0 | - | 4.51 | 63,938 |
| Make a Stained Glass Window | 0 | - | 4.99 | 58,177 |
| Flags with Crescents | 0 | - | 4.98 | 141,185 |
| Country Flag Trivia | 0 | - | 4.86 | 42,660 |
| Country Flags with Eagles - Picture Quiz | 0 | - | 4.98 | 74,407 |
| Country Flags with the Union Jack | 0 | - | 4.84 | 54,887 |
| Pixelated Flag Quiz | 0 | - | 4.97 | 66,295 |
| Flag Maths | 0 | - | 4.92 | 49,137 |
| Country Flags with the Sun - Picture Quiz | 0 | - | 4.83 | 40,915 |
| National Soccer Team Logos | 0 | - | 4.82 | 152,666 |
| Largest Land Animals of Africa | 0 | - | 4.34 | 11,565 |
| Top Countries for Shark Attacks | 0 | - | 4.49 | 43,583 |
| Famous Foreheads #1 | 0 | - | 4.49 | 65,603 |
| National Animals | 0 | - | 4.28 | 83,050 |
| Flags to Languages | 0 | - | 4.95 | 134,147 |
| Bodies of Water by Satellite Image #1 | 0 | - | 4.19 | 62,142 |
| Similar Country Flags - Multiple Choice Quiz | 0 | - | 4.94 | 39,812 |
| Fruits by Picture | 0 | - | 4.19 | 727,390 |
| Old Movies by Picture | 0 | - | 4.50 | 21,290 |
| Musical Instruments by Picture #2 | 0 | - | 4.23 | 42,431 |
| Name that Object #1 | 0 | - | 3.55 | 94,831 |
| Years in History by Picture | 0 | - | 4.43 | 29,643 |
| Classic Movies by Movie Posters | 0 | - | 4.43 | 21,132 |
| Geography by Picture - G | 0 | - | 4.41 | 45,019 |
| Geography by Picture - H | 0 | - | 4.52 | 54,777 |
| Geography by Picture - N | 0 | - | 4.46 | 39,233 |
| Geography by Picture - R | 0 | - | 4.55 | 38,290 |
| Geography by Picture - T | 0 | - | 4.64 | 54,341 |
| Name the Pixelated Landmark | 0 | - | 4.84 | 54,129 |
| Car Logos Quiz #1 | 0 | - | 4.42 | 445,090 |
| Random Logos Quiz | 0 | - | 4.35 | 187,691 |
| All North American Pro Sports Logos | 0 | - | 4.76 | 92,729 |
| Pictures by Letter - J | 0 | - | 4.26 | 35,669 |
| Pictures by Letter - B | 0 | - | 4.30 | 38,930 |
| Pictures by Letter - D | 0 | - | 4.15 | 33,426 |
| Pictures by Letter - M | 0 | - | 4.22 | 33,899 |
| Largest Land Animals of Asia | 0 | - | 3.60 | 7,628 |
| Capital Cities by Body of Water | 0 | - | 4.87 | 52,950 |
| Islands by Shape #1 | 0 | - | 4.27 | 71,336 |
| 1970s Celebrities by Picture #1 | 0 | - | 4.24 | 52,805 |
| 1970s Celebrities by Picture #2 | 0 | - | 4.19 | 46,249 |
| Elements by Picture | 0 | - | 4.29 | 62,914 |
| Rocks and Minerals Picture Quiz | 0 | - | 4.45 | 26,886 |
| Islands by Picture | 0 | - | 4.31 | 89,859 |
| 1940s Celebrities by Picture | 0 | - | 4.46 | 43,880 |
| Name that Historical Figure #1 | 0 | - | 4.64 | 291,850 |
| Name that Historical Figure #2 | 0 | - | 4.43 | 245,526 |
| Geography by Picture - A | 0 | - | 4.35 | 56,459 |
| Geography by Picture - B | 0 | - | 4.36 | 52,038 |
| Geography by Picture - D | 0 | - | 4.10 | 42,897 |
| Geography by Picture - F | 0 | - | 4.25 | 47,954 |
| Geography by Picture - J | 0 | - | 4.14 | 36,106 |
| Geography by Picture - C | 0 | - | 4.28 | 53,846 |
| Geography by Picture - L | 0 | - | 4.34 | 55,393 |
| Geography by Picture - M | 0 | - | 4.11 | 38,141 |
| Geography by Picture - P | 0 | - | 4.28 | 39,840 |
| Geography by Picture - S | 0 | - | 4.35 | 44,213 |
| Random Flags Quiz | 0 | - | 4.41 | 253,203 |
| Country Flags Multiple Choice | 0 | - | 4.97 | 113,196 |
| Satellite Images Quiz #1 | 0 | - | 4.46 | 122,081 |
| Satellite Images Quiz #2 | 0 | - | 4.65 | 103,143 |
| Satellite Images Quiz #4 | 0 | - | 4.55 | 83,730 |
| Bodies of Water by Satellite Image #2 | 0 | - | 4.29 | 18,113 |
| Satellite Images Quiz #5 | 0 | - | 4.46 | 45,328 |
| Satellite Images Quiz #6 | 0 | - | 4.52 | 35,275 |
| Cities by Picture #1 | 0 | - | 4.66 | 76,160 |
| Soccer Team Logos | 0 | - | 4.21 | 321,828 |
| Brand Logos Quiz #1 | 0 | - | 4.82 | 2,085,080 |
| Ultimate Car Logos Quiz | 0 | - | 4.59 | 117,439 |
| Video Game Logos Quiz | 0 | - | 4.37 | 148,857 |
| Movie Logos | 0 | - | 4.28 | 193,582 |
| Brand Logos That Start With M | 0 | - | 4.41 | 46,708 |
| Brand Logos That Start With B | 0 | - | 4.46 | 46,865 |
| Brand Logos That Start with A | 0 | - | 4.52 | 54,537 |
| History by Picture - A | 0 | - | 4.22 | 40,027 |
| History by Picture - B | 0 | - | 4.35 | 42,682 |
| History by Picture - C | 0 | - | 4.34 | 47,739 |
| History by Picture - F | 0 | - | 4.31 | 32,817 |
| History by Picture - G | 0 | - | 4.39 | 37,005 |
| History by Picture - D | 0 | - | 4.31 | 38,664 |
| History by Picture - E | 0 | - | 4.26 | 38,561 |
| History by Picture - H | 0 | - | 4.37 | 31,952 |
| History by Picture - M | 0 | - | 4.22 | 31,887 |
| History by Picture - N | 0 | - | 4.38 | 36,095 |
| History by Picture - O | 0 | - | 4.36 | 31,739 |
| Name that Nut, Seed, or Bean | 0 | - | 4.64 | 49,554 |
| Baby, Male and Female Animals | 0 | - | 4.41 | 136,774 |
| Animal Adjectives | 0 | - | 4.76 | 56,346 |
| African Great Lakes | 0 | - | 4.84 | 51,944 |
| Art Works Picture Quiz #1 | 0 | - | 4.49 | 96,245 |
| Art Works Picture Quiz #2 | 0 | - | 4.45 | 85,751 |
| Musical Instruments by Picture #1 | 0 | - | 4.48 | 253,695 |
| Shapes and Symbols #2 | 0 | - | 4.06 | 55,498 |
| Flowers by Picture | 0 | - | 4.46 | 100,997 |
| Name that Object #2 | 0 | - | 3.63 | 14,258 |
| Authors by Picture | 0 | - | 4.46 | 23,548 |
| Name that Object #3 | 0 | - | 3.98 | 13,164 |
| WWII Figures by Picture | 0 | - | 4.87 | 39,323 |
| College Sports Logos Quiz #3 | 0 | - | 4.33 | 45,742 |
| Planets By Picture Quiz | 0 | - | 4.54 | 47,838 |
| Songs by Picture Quiz #1 | 0 | - | 4.75 | 56,142 |
| Songs by Picture Quiz #2 | 0 | - | 4.43 | 50,632 |
| 1960s Celebrities by Picture #1 | 0 | - | 4.25 | 64,282 |
| 1960s Celebrities by Picture #2 | 0 | - | 4.24 | 46,571 |
| 1950s Celebrities by Picture #1 | 0 | - | 4.22 | 47,254 |
| 1980s Celebrities by Picture #2 | 0 | - | 4.15 | 64,474 |
| 1980s Celebrities by Picture #1 | 0 | - | 4.04 | 55,990 |
| 1990s Celebrities by Picture #1 | 0 | - | 4.12 | 72,440 |
| 1990s Celebrities by Picture #2 | 0 | - | 4.11 | 64,597 |
| 2000s Celebrities by Picture #2 | 0 | - | 4.12 | 83,766 |
| 1950s Celebrities by Picture #2 | 0 | - | 4.28 | 42,531 |
| International Footballers by Picture | 0 | - | 4.38 | 43,537 |
| Name that Historical Figure #3 | 0 | - | 4.39 | 211,982 |
| Name that Historical Figure #4 | 0 | - | 4.28 | 138,601 |
| Name that Historical Figure #5 | 0 | - | 4.39 | 89,737 |
| Name that Historical Figure #6 | 0 | - | 4.21 | 77,782 |
| Musicians by Picture #1 | 0 | - | 4.35 | 84,042 |
| Musicians by Picture #2 | 0 | - | 4.25 | 58,472 |
| Musicians by Picture #4 | 0 | - | 4.09 | 51,571 |
| Musicians by Picture #3 | 0 | - | 4.13 | 48,786 |
| Emoji Flags | 0 | - | 4.34 | 40,247 |
| Flag Coloring Book Puzzle #1 | 0 | - | 4.96 | 148,628 |
| Satellite Images Quiz #3 | 0 | - | 4.38 | 70,013 |
| Satellite Images - Island Chains | 0 | - | 4.42 | 56,525 |
| Islands by Satellite Image #1 | 0 | - | 4.72 | 61,351 |
| Peninsulas by Satellite Image | 0 | - | 4.52 | 25,774 |
| Landmarks Picture Quiz #1 | 0 | - | 4.20 | 358,360 |
| Airline Logos | 0 | - | 4.43 | 126,270 |
| Car Logos Quiz #2 | 0 | - | 4.38 | 208,872 |
| Mostly-American Candy Logos | 0 | - | 4.11 | 134,908 |
| Brand Logos That Start With S | 0 | - | 4.36 | 43,148 |
| Brand Logos That Start With D | 0 | - | 4.31 | 48,045 |
| Brand Logos That Start With L | 0 | - | 4.38 | 45,755 |
| Brand Logos That Start With C | 0 | - | 4.12 | 39,360 |
| Pictures by Letter - A | 0 | - | 4.10 | 29,662 |
| Pictures by Letter - C | 0 | - | 4.07 | 26,811 |
| Pictures by Letter - O | 0 | - | 4.01 | 26,106 |
| Pictures by Letter - G | 0 | - | 4.09 | 24,806 |
| Pictures by Letter - L | 0 | - | 4.11 | 27,210 |
| Pictures by Letter - F | 0 | - | 4.16 | 25,509 |
| Pictures by Letter - Z | 0 | - | 4.18 | 20,924 |
| Pictures by Letter - Y | 0 | - | 4.18 | 23,504 |
| Pictures by Letter - R | 0 | - | 4.11 | 22,012 |
| Pictures by Letter - K | 0 | - | 4.12 | 22,227 |
| Pictures by Letter - I | 0 | - | 4.18 | 26,952 |
| Pictures by Letter - N | 0 | - | 4.14 | 21,643 |
| Pictures by Letter - P | 0 | - | 4.09 | 23,297 |
| Pictures by Letter - U | 0 | - | 4.07 | 18,321 |
| Pictures by Letter - T | 0 | - | 4.32 | 24,638 |
| Vegetables by Picture | 0 | - | 4.32 | 52,743 |
| Animal Anatomy Quiz | 0 | - | 4.38 | 57,704 |
| Biggest Animals by Category | 0 | - | 4.19 | 70,465 |
| Word Scramble - Animals #1 | 0 | - | 4.35 | 129,302 |
| People with Animal Names Quiz #1 | 0 | - | 4.02 | 41,420 |
| Animal Sounds Quiz | 0 | - | 4.26 | 183,312 |
