| Pick a Picture - Animal Relations | 0 | - | 4.94 | 54,874 |
| Animals by Close-up Image | 0 | - | 4.42 | 216,919 |
| Aquatic Mammals by Picture | 0 | - | 4.41 | 45,267 |
| Extinct Animals by Picture | 0 | - | 4.49 | 34,938 |
| Mammals by Picture #1 | 0 | - | 4.70 | 91,146 |
| Fish by Picture #1 | 0 | - | 4.41 | 108,110 |
| Birds by Picture #1 | 0 | - | 4.47 | 41,142 |
| Animals A-Z by Picture | 0 | - | 4.08 | 65,936 |
| Mammals by Picture #3 | 0 | - | 4.39 | 61,788 |
| Mammals by Picture #4 | 0 | - | 4.03 | 33,914 |
| Mammals by Picture #2 | 0 | - | 4.28 | 57,891 |
| Birds by Picture #2 | 0 | - | 4.33 | 35,972 |
| Birds by Picture #3 | 0 | - | 4.24 | 32,870 |
| Animals by Skeleton Image | 0 | - | 4.80 | 46,012 |
| Sea Creatures by Picture | 0 | - | 4.27 | 17,600 |
| Countries with Wild Tigers | 0 | - | 4.96 | 135,634 |
| Countries with Wild Penguins | 0 | - | 4.94 | 99,329 |
| Countries with the Most Venomous Animal Species | 0 | - | 4.88 | 86,438 |
| Fish by Picture #2 | 0 | - | 4.08 | 18,412 |
| Countries With The Most Bird Species | 0 | - | 4.93 | 32,437 |
| Countries with the Most Sheep | 0 | - | 4.92 | 102,433 |
| Build-a-Bird by Guessing Countries | 0 | - | 4.99 | 62,327 |
| Countries with the Most Wolves | 0 | - | 4.92 | 107,057 |
| Countries that Catch the Most Fish | 0 | - | 4.90 | 111,517 |
| Countries With Two or More Bear Species | 0 | - | 4.90 | 22,480 |
| Animals that Appear on a Coat of Arms | 0 | - | 4.49 | 24,743 |
| Countries with the Most Wild Elephants | 0 | - | 4.63 | 54,635 |
| Animal Populations of Countries | 0 | - | 4.51 | 43,613 |
| Top 15 Countries with the Most Cows | 0 | - | 4.64 | 92,781 |
| Name that Bug | 0 | - | 4.12 | 45,457 |
| Former Countries by Territory Map | 0 | - | 4.96 | 101,630 |
| Empires by Maps | 0 | - | 4.98 | 118,600 |
| Merged Company Logos #1 | 0 | - | 4.91 | 105,480 |
| Australian Animals By Picture | 0 | - | 4.45 | 31,454 |
| Animals of Australia | 0 | - | 4.52 | 42,164 |
| Countries with More Cows than People | 0 | - | 4.43 | 54,654 |
| North American Bird-Named Teams | 0 | - | 4.43 | 67,637 |
| Countries with NO Snakes | 0 | - | 4.51 | 63,503 |
| All Country Flags of the World | 0 | - | 5.00 | 3,605,088 |
| "Big Five" African Game Animals | 0 | - | 4.22 | 47,217 |
| Countries with Wild Lions | 0 | - | 4.77 | 25,991 |
| Where Do Musk Oxen Live? | 0 | - | 4.63 | 15,257 |
| Islands by Shape #2 | 0 | - | 4.88 | 59,004 |
| Reptile Picture Quiz | 0 | - | 4.32 | 14,232 |
| Visual Memory Test - Random Cartoons | 0 | - | 4.98 | 102,851 |
| Play-Doh People from History | 0 | - | 4.99 | 93,904 |
| Famous Landmarks Out Of Focus #1 | 0 | - | 4.89 | 60,340 |
| Jeppy in Disguise #1 | 0 | - | 4.92 | 48,765 |
| Dog Breed Picture Quiz | 0 | - | 4.34 | 205,537 |
| Circular Cutouts from a World Map | 0 | - | 4.98 | 61,058 |
| Country Flags Quiz #1 | 0 | - | 4.98 | 2,526,911 |
| Country Flags Quiz #2 | 0 | - | 4.98 | 1,087,674 |
| Country Flags Quiz #3 | 0 | - | 4.98 | 729,859 |
| Top 10 Countries with the Most Horses | 0 | - | 4.49 | 68,691 |
| Make a Stained Glass Window | 0 | - | 5.00 | 67,847 |
| Flags with Crescents | 0 | - | 4.98 | 167,648 |
| Country Flag Trivia | 0 | - | 4.81 | 55,979 |
| Country Flags with Eagles - Picture Quiz | 0 | - | 4.98 | 102,482 |
| Country Flags with the Union Jack | 0 | - | 4.87 | 76,502 |
| Pixelated Flag Quiz | 0 | - | 4.98 | 85,970 |
| Flag Emblems Scavenger Hunt | 0 | - | 5.00 | 66,500 |
| Flags by Horizontal Stripes #1 | 0 | - | 4.84 | 84,417 |
| Country Flags with the Sun - Picture Quiz | 0 | - | 4.83 | 52,079 |
| Real vs. Fake Flags | 0 | - | 4.98 | 122,648 |
| National Football Team Logos | 0 | - | 4.84 | 178,763 |
| Asian Countries with NO Wolves | 0 | - | 4.60 | 18,618 |
| Largest Land Animals of Africa | 0 | - | 4.36 | 12,694 |
| Top Countries for Shark Attacks | 0 | - | 4.46 | 45,685 |
| Years in History by Picture | 0 | - | 4.44 | 35,126 |
| Famous Foreheads #1 | 0 | - | 4.47 | 74,265 |
| Merged Company Logos #2 | 0 | - | 4.75 | 76,798 |
| National Animals | 0 | - | 4.24 | 89,166 |
| Flags to Languages | 0 | - | 4.95 | 172,556 |
| Bodies of Water by Satellite Image #1 | 0 | - | 4.20 | 71,270 |
| Similar Country Flags - Multiple Choice Quiz | 0 | - | 4.94 | 50,158 |
| Animals by Range on a World Map | 0 | - | 4.96 | 25,228 |
| Three Real and One Fake - Country Flags | 0 | - | 4.97 | 83,310 |
| Fruits by Picture | 0 | - | 4.20 | 804,770 |
| Old Movies by Picture | 0 | - | 4.51 | 24,826 |
| Musical Instruments by Picture #2 | 0 | - | 4.24 | 46,700 |
| Name that Object #1 | 0 | - | 3.56 | 96,313 |
| Name that Historical Figure #1 | 0 | - | 4.63 | 335,598 |
| Geography by Picture - B | 0 | - | 4.42 | 55,428 |
| Geography by Picture - H | 0 | - | 4.49 | 58,059 |
| Geography by Picture - N | 0 | - | 4.45 | 42,057 |
| Geography by Picture - R | 0 | - | 4.55 | 40,885 |
| Geography by Picture - T | 0 | - | 4.54 | 57,689 |
| Name the Pixelated Landmark | 0 | - | 4.84 | 62,486 |
| Car Logos Quiz #1 | 0 | - | 4.44 | 532,398 |
| Random Logos Quiz | 0 | - | 4.32 | 207,089 |
| All North American Pro Sports Logos | 0 | - | 4.70 | 113,394 |
| Pictures by Letter - A | 0 | - | 4.17 | 33,134 |
| Pictures by Letter - J | 0 | - | 4.31 | 39,731 |
| Pictures by Letter - B | 0 | - | 4.31 | 43,629 |
| Pictures by Letter - D | 0 | - | 4.16 | 37,315 |
| Pictures by Letter - M | 0 | - | 4.24 | 37,531 |
| Largest Land Animals of Asia | 0 | - | 3.62 | 8,258 |
| Animals in World History | 0 | - | 4.74 | 44,231 |
| Capital Cities by Body of Water | 0 | - | 4.85 | 57,306 |
| Islands by Shape #1 | 0 | - | 4.32 | 84,192 |
| 1970s Celebrities by Picture #1 | 0 | - | 4.20 | 57,636 |
| 1970s Celebrities by Picture #2 | 0 | - | 4.21 | 50,423 |
| Elements by Picture | 0 | - | 4.28 | 69,568 |
| Rocks and Minerals Picture Quiz | 0 | - | 4.48 | 29,168 |
| Islands by Picture | 0 | - | 4.29 | 105,946 |
| Classic Movies by Movie Posters | 0 | - | 4.44 | 24,058 |
| 1980s Movie Silhouettes | 0 | - | 4.97 | 102,744 |
| Famous Landmarks Out Of Focus #2 | 0 | - | 4.37 | 40,860 |
| 1940s Celebrities by Picture | 0 | - | 4.43 | 47,782 |
| International Footballers by Picture | 0 | - | 4.50 | 54,802 |
| Name that Historical Figure #2 | 0 | - | 4.43 | 282,742 |
| Name that Historical Figure #5 | 0 | - | 4.43 | 106,673 |
| Name that Historical Figure #7 - U.S. Edition | 0 | - | 4.50 | 50,316 |
| Geography by Picture - A | 0 | - | 4.39 | 60,063 |
| Geography by Picture - D | 0 | - | 4.15 | 45,505 |
| Geography by Picture - F | 0 | - | 4.31 | 50,838 |
| Geography by Picture - G | 0 | - | 4.38 | 47,800 |
| Geography by Picture - J | 0 | - | 4.16 | 38,343 |
| Geography by Picture - K | 0 | - | 4.28 | 33,024 |
| Geography by Picture - C | 0 | - | 4.31 | 56,920 |
| Geography by Picture - L | 0 | - | 4.37 | 58,772 |
| Geography by Picture - M | 0 | - | 4.14 | 40,352 |
| Geography by Picture - P | 0 | - | 4.24 | 42,307 |
| Geography by Picture - S | 0 | - | 4.38 | 46,920 |
| Miscellaneous Flags Quiz | 0 | - | 4.42 | 278,474 |
| Country Flags Multiple Choice | 0 | - | 4.97 | 143,513 |
| Flag Maths | 0 | - | 4.78 | 57,681 |
| Satellite Images #1 | 0 | - | 4.46 | 129,034 |
| Satellite Images Quiz #2 | 0 | - | 4.63 | 109,006 |
| Satellite Images Quiz #4 | 0 | - | 4.55 | 88,664 |
| Bodies of Water by Satellite Image #2 | 0 | - | 4.36 | 19,571 |
| Satellite Images Quiz #5 | 0 | - | 4.48 | 49,660 |
| Satellite Images Quiz #6 | 0 | - | 4.50 | 38,816 |
| Cities by Picture #1 | 0 | - | 4.73 | 85,396 |
| Soccer Team Logos | 0 | - | 4.26 | 371,006 |
| Brand Logos Quiz #1 | 0 | - | 4.83 | 2,403,170 |
| Ultimate Car Logos Quiz | 0 | - | 4.79 | 176,456 |
| Car Logos Quiz #2 | 0 | - | 4.43 | 259,374 |
| Video Game Logos Quiz | 0 | - | 4.40 | 182,744 |
| Movie Logos | 0 | - | 4.33 | 236,033 |
| Brand Logos That Start With M | 0 | - | 4.45 | 61,806 |
| Brand Logos That Start With B | 0 | - | 4.41 | 59,227 |
| Brand Logos That Start with A | 0 | - | 4.51 | 69,314 |
| History by Picture - A | 0 | - | 4.25 | 45,475 |
| History by Picture - B | 0 | - | 4.40 | 48,602 |
| History by Picture - C | 0 | - | 4.36 | 54,099 |
| History by Picture - F | 0 | - | 4.35 | 37,599 |
| History by Picture - G | 0 | - | 4.40 | 41,864 |
| History by Picture - D | 0 | - | 4.29 | 44,021 |
| History by Picture - E | 0 | - | 4.27 | 43,638 |
| History by Picture - H | 0 | - | 4.37 | 36,554 |
| History by Picture - K | 0 | - | 4.35 | 33,116 |
| History by Picture - M | 0 | - | 4.17 | 35,924 |
| History by Picture - N | 0 | - | 4.40 | 41,012 |
| History by Picture - O | 0 | - | 4.39 | 36,055 |
| History by Picture - T | 0 | - | 4.20 | 33,107 |
| Name that Nut, Seed, or Bean | 0 | - | 4.63 | 56,870 |
| Baby, Male and Female Animals | 0 | - | 4.43 | 149,672 |
| Animal Adjectives | 0 | - | 4.77 | 59,840 |
| North American Cat-Named Sports Teams | 0 | - | 4.43 | 33,524 |
| African Great Lakes | 0 | - | 4.82 | 65,228 |
| Art Works Picture Quiz #1 | 0 | - | 4.51 | 118,500 |
| Art Works Picture Quiz #2 | 0 | - | 4.49 | 104,691 |
| Musical Instruments by Picture #1 | 0 | - | 4.52 | 267,976 |
| Flowers by Picture | 0 | - | 4.46 | 105,022 |
| Art Works Picture Quiz #3 | 0 | - | 4.45 | 48,539 |
| Name that Object #2 | 0 | - | 3.64 | 15,331 |
| Authors by Picture | 0 | - | 4.48 | 25,400 |
| Name that Object #3 | 0 | - | 3.93 | 14,308 |
| Fruit and Vegetable Emojis | 0 | - | 4.42 | 79,510 |
| WWII Figures by Picture | 0 | - | 4.85 | 50,566 |
| College Sports Logos Quiz #3 | 0 | - | 4.30 | 55,166 |
| Planets By Picture Quiz | 0 | - | 4.49 | 56,223 |
| Songs by Picture Quiz #1 | 0 | - | 4.68 | 65,398 |
| Songs by Picture Quiz #2 | 0 | - | 4.41 | 58,437 |
| Oscar Nominated Actors by Picture #1 | 0 | - | 4.42 | 164,473 |
| 1960s Celebrities by Picture #1 | 0 | - | 4.27 | 70,038 |
| 1960s Celebrities by Picture #2 | 0 | - | 4.26 | 51,143 |
| 1950s Celebrities by Picture #1 | 0 | - | 4.24 | 50,936 |
| 1980s Celebrities by Picture #2 | 0 | - | 4.19 | 71,267 |
| 1990s Celebrities by Picture #1 | 0 | - | 4.13 | 79,012 |
| 1990s Celebrities by Picture #2 | 0 | - | 4.16 | 71,968 |
| 2000s Celebrities by Picture #2 | 0 | - | 4.15 | 94,629 |
| 1950s Celebrities by Picture #2 | 0 | - | 4.29 | 45,936 |
| Name that Historical Figure #3 | 0 | - | 4.36 | 237,719 |
| Name that Historical Figure #4 | 0 | - | 4.29 | 158,080 |
| Name that Historical Figure #6 | 0 | - | 4.27 | 92,461 |
| Musicians by Picture #1 | 0 | - | 4.39 | 107,214 |
| Musicians by Picture #2 | 0 | - | 4.29 | 75,361 |
| Musicians by Picture #4 | 0 | - | 4.07 | 64,095 |
| Musicians by Picture #3 | 0 | - | 4.10 | 58,367 |
| Emoji Flags | 0 | - | 4.35 | 43,827 |
| Flag Coloring Book Puzzle #1 | 0 | - | 4.97 | 169,980 |
| Fill the Map of Europe by Guessing Flag Colors | 0 | - | 4.64 | 37,487 |
| Languages by Combined Flags | 0 | - | 4.53 | 99,185 |
| Satellite Images Quiz #3 | 0 | - | 4.35 | 73,253 |
| Satellite Images - Island Chains | 0 | - | 4.43 | 65,764 |
| Islands by Satellite Image #1 | 0 | - | 4.70 | 70,122 |
| Peninsulas by Satellite Image | 0 | - | 4.53 | 27,675 |
| Landmarks Picture Quiz #1 | 0 | - | 4.16 | 393,071 |
