| Pick a Picture - Animal Relations | 0 | - | 4.94 | 55,103 |
| Animals by Close-up Image | 0 | - | 4.42 | 217,332 |
| Extinct Animals by Picture | 0 | - | 4.49 | 35,062 |
| Mammals by Picture #1 | 0 | - | 4.70 | 91,435 |
| Fish by Picture #1 | 0 | - | 4.41 | 108,300 |
| Birds by Picture #1 | 0 | - | 4.47 | 41,360 |
| Animals A-Z by Picture | 0 | - | 4.08 | 66,161 |
| Mammals by Picture #3 | 0 | - | 4.39 | 61,933 |
| Mammals by Picture #4 | 0 | - | 4.03 | 34,025 |
| Mammals by Picture #2 | 0 | - | 4.28 | 58,050 |
| Birds by Picture #2 | 0 | - | 4.33 | 36,148 |
| Birds by Picture #3 | 0 | - | 4.24 | 32,994 |
| Animals by Skeleton Image | 0 | - | 4.80 | 46,185 |
| Sea Creatures by Picture | 0 | - | 4.27 | 17,638 |
| Countries with Wild Tigers | 0 | - | 4.96 | 136,019 |
| Countries with Wild Penguins | 0 | - | 4.94 | 99,642 |
| Countries with the Most Venomous Animal Species | 0 | - | 4.87 | 86,693 |
| Fish by Picture #2 | 0 | - | 4.06 | 18,483 |
| Countries With The Most Bird Species | 0 | - | 4.93 | 32,656 |
| Countries with the Most Sheep | 0 | - | 4.92 | 102,741 |
| Build-a-Bird by Guessing Countries | 0 | - | 4.99 | 62,696 |
| Countries With Two or More Bear Species | 0 | - | 4.90 | 22,593 |
| Countries with the Most Wolves | 0 | - | 4.92 | 107,456 |
| Countries that Catch the Most Fish | 0 | - | 4.90 | 111,850 |
| Animals that Appear on a Coat of Arms | 0 | - | 4.49 | 24,783 |
| Countries with the Most Wild Elephants | 0 | - | 4.63 | 54,768 |
| Animal Populations of Countries | 0 | - | 4.52 | 43,732 |
| Top 15 Countries with the Most Cows | 0 | - | 4.64 | 92,857 |
| Name that Bug | 0 | - | 4.12 | 45,499 |
| Former Countries by Territory Map | 0 | - | 4.96 | 102,132 |
| Empires by Maps | 0 | - | 4.98 | 119,304 |
| Merged Company Logos #1 | 0 | - | 4.91 | 105,827 |
| Australian Animals By Picture | 0 | - | 4.45 | 31,520 |
| Animals of Australia | 0 | - | 4.52 | 42,235 |
| Countries with More Cows than People | 0 | - | 4.45 | 60,989 |
| North American Bird-Named Teams | 0 | - | 4.44 | 67,735 |
| Countries with NO Snakes | 0 | - | 4.51 | 63,544 |
| All Country Flags of the World | 0 | - | 5.00 | 3,629,783 |
| "Big Five" African Game Animals | 0 | - | 4.22 | 47,303 |
| Countries with Wild Lions | 0 | - | 4.77 | 26,127 |
| Where Do Musk Oxen Live? | 0 | - | 4.63 | 15,273 |
| Islands by Shape #2 | 0 | - | 4.88 | 59,100 |
| Reptile Picture Quiz | 0 | - | 4.32 | 14,260 |
| Visual Memory Test - Random Cartoons | 0 | - | 4.98 | 103,376 |
| Play-Doh People from History | 0 | - | 4.99 | 94,276 |
| Famous Landmarks Out Of Focus #1 | 0 | - | 4.89 | 60,616 |
| Jeppy in Disguise #1 | 0 | - | 4.92 | 48,998 |
| Jeppy in Disguise #2 | 0 | - | 4.96 | 49,192 |
| Dog Breed Picture Quiz | 0 | - | 4.34 | 205,807 |
| Circular Cutouts from a World Map | 0 | - | 4.98 | 61,245 |
| Country Flags Quiz #1 | 0 | - | 4.98 | 2,531,167 |
| Country Flags Quiz #2 | 0 | - | 4.98 | 1,089,745 |
| Country Flags Quiz #3 | 0 | - | 4.98 | 731,408 |
| Top 10 Countries with the Most Horses | 0 | - | 4.49 | 68,824 |
| Make a Stained Glass Window | 0 | - | 5.00 | 68,127 |
| Flags with Crescents | 0 | - | 4.98 | 168,423 |
| Country Flag Trivia | 0 | - | 4.81 | 56,397 |
| Country Flags with Eagles - Picture Quiz | 0 | - | 4.98 | 102,975 |
| Country Flags with the Union Jack | 0 | - | 4.87 | 76,905 |
| Pixelated Flag Quiz | 0 | - | 4.98 | 86,523 |
| Flag Emblems Scavenger Hunt | 0 | - | 5.00 | 66,827 |
| Flags by Horizontal Stripes #1 | 0 | - | 4.84 | 84,706 |
| Badly Drawn Flags #1 | 0 | - | 4.99 | 60,163 |
| Country Flags with the Sun - Picture Quiz | 0 | - | 4.83 | 52,374 |
| Real vs. Fake Flags | 0 | - | 4.98 | 123,262 |
| National Football Team Logos | 0 | - | 4.85 | 179,493 |
| Asian Countries with NO Wolves | 0 | - | 4.60 | 18,715 |
| Largest Land Animals of Africa | 0 | - | 4.36 | 12,723 |
| Top Countries for Shark Attacks | 0 | - | 4.46 | 45,747 |
| Years in History by Picture | 0 | - | 4.44 | 35,308 |
| Famous Foreheads #1 | 0 | - | 4.47 | 74,509 |
| Merged Company Logos #2 | 0 | - | 4.75 | 77,075 |
| National Animals | 0 | - | 4.24 | 89,490 |
| Flags to Languages | 0 | - | 4.95 | 173,003 |
| Bodies of Water by Satellite Image #1 | 0 | - | 4.20 | 71,556 |
| Similar Country Flags - Multiple Choice Quiz | 0 | - | 4.94 | 50,193 |
| Animals by Range on a World Map | 0 | - | 4.96 | 25,370 |
| Three Real and One Fake - Country Flags | 0 | - | 4.97 | 83,613 |
| Fruits by Picture | 0 | - | 4.20 | 805,874 |
| Old Movies by Picture | 0 | - | 4.51 | 24,955 |
| Musical Instruments by Picture #2 | 0 | - | 4.24 | 46,828 |
| Name that Object #1 | 0 | - | 3.56 | 96,358 |
| Name that Historical Figure #1 | 0 | - | 4.63 | 336,504 |
| Geography by Picture - B | 0 | - | 4.42 | 55,499 |
| Geography by Picture - H | 0 | - | 4.50 | 58,115 |
| Geography by Picture - N | 0 | - | 4.45 | 42,112 |
| Geography by Picture - R | 0 | - | 4.56 | 40,935 |
| Geography by Picture - T | 0 | - | 4.54 | 57,751 |
| Name the Pixelated Landmark | 0 | - | 4.84 | 62,701 |
| Car Logos Quiz #1 | 0 | - | 4.44 | 535,399 |
| Random Logos Quiz | 0 | - | 4.31 | 207,649 |
| All North American Pro Sports Logos | 0 | - | 4.70 | 114,121 |
| Pictures by Letter - A | 0 | - | 4.17 | 33,257 |
| Pictures by Letter - J | 0 | - | 4.31 | 39,863 |
| Pictures by Letter - B | 0 | - | 4.31 | 43,751 |
| Pictures by Letter - D | 0 | - | 4.13 | 37,433 |
| Pictures by Letter - M | 0 | - | 4.24 | 37,652 |
| Largest Land Animals of Asia | 0 | - | 3.62 | 8,280 |
| Animals in World History | 0 | - | 4.74 | 44,346 |
| Capital Cities by Body of Water | 0 | - | 4.85 | 57,441 |
| Islands by Shape #1 | 0 | - | 4.32 | 84,251 |
| 1970s Celebrities by Picture #1 | 0 | - | 4.20 | 57,772 |
| 1970s Celebrities by Picture #2 | 0 | - | 4.21 | 50,533 |
| Elements by Picture | 0 | - | 4.27 | 69,734 |
| Rocks and Minerals Picture Quiz | 0 | - | 4.48 | 29,231 |
| Islands by Picture | 0 | - | 4.29 | 106,383 |
| Classic Movies by Movie Posters | 0 | - | 4.45 | 24,165 |
| 1980s Movie Silhouettes | 0 | - | 4.97 | 103,208 |
| Famous Landmarks Out Of Focus #2 | 0 | - | 4.37 | 41,001 |
| 1940s Celebrities by Picture | 0 | - | 4.43 | 47,880 |
| International Footballers by Picture | 0 | - | 4.50 | 55,138 |
| Name that Historical Figure #2 | 0 | - | 4.41 | 283,635 |
| Name that Historical Figure #5 | 0 | - | 4.43 | 107,147 |
| Name that Historical Figure #7 - U.S. Edition | 0 | - | 4.50 | 50,568 |
| Geography by Picture - A | 0 | - | 4.39 | 60,128 |
| Geography by Picture - D | 0 | - | 4.15 | 45,557 |
| Geography by Picture - F | 0 | - | 4.31 | 50,888 |
| Geography by Picture - G | 0 | - | 4.38 | 47,864 |
| Geography by Picture - J | 0 | - | 4.16 | 38,383 |
| Geography by Picture - K | 0 | - | 4.29 | 33,057 |
| Geography by Picture - C | 0 | - | 4.31 | 56,986 |
| Geography by Picture - L | 0 | - | 4.37 | 58,849 |
| Geography by Picture - M | 0 | - | 4.14 | 40,386 |
| Geography by Picture - P | 0 | - | 4.24 | 42,357 |
| Geography by Picture - S | 0 | - | 4.38 | 46,968 |
| Miscellaneous Flags Quiz | 0 | - | 4.42 | 279,335 |
| Country Flags Multiple Choice | 0 | - | 4.97 | 143,977 |
| Flag Maths | 0 | - | 4.64 | 57,706 |
| Satellite Images #1 | 0 | - | 4.46 | 129,172 |
| Satellite Images Quiz #2 | 0 | - | 4.63 | 109,131 |
| Satellite Images Quiz #4 | 0 | - | 4.55 | 88,775 |
| Bodies of Water by Satellite Image #2 | 0 | - | 4.36 | 19,631 |
| Satellite Images Quiz #5 | 0 | - | 4.52 | 49,773 |
| Satellite Images Quiz #6 | 0 | - | 4.50 | 38,884 |
| Cities by Picture #1 | 0 | - | 4.73 | 85,646 |
| Soccer Team Logos | 0 | - | 4.26 | 372,503 |
| Brand Logos Quiz #1 | 0 | - | 4.82 | 2,411,173 |
| Ultimate Car Logos Quiz | 0 | - | 4.80 | 178,118 |
| Car Logos Quiz #2 | 0 | - | 4.43 | 260,527 |
| Video Game Logos Quiz | 0 | - | 4.40 | 183,253 |
| Movie Logos | 0 | - | 4.33 | 237,041 |
| Brand Logos That Start With M | 0 | - | 4.45 | 62,206 |
| Brand Logos That Start with A | 0 | - | 4.52 | 69,748 |
| History by Picture - A | 0 | - | 4.25 | 45,640 |
| History by Picture - B | 0 | - | 4.40 | 48,782 |
| History by Picture - C | 0 | - | 4.36 | 54,294 |
| History by Picture - F | 0 | - | 4.35 | 37,756 |
| History by Picture - G | 0 | - | 4.40 | 42,013 |
| History by Picture - D | 0 | - | 4.29 | 44,171 |
| History by Picture - E | 0 | - | 4.27 | 43,792 |
| History by Picture - H | 0 | - | 4.37 | 36,682 |
| History by Picture - K | 0 | - | 4.35 | 33,239 |
| History by Picture - M | 0 | - | 4.17 | 36,035 |
| History by Picture - N | 0 | - | 4.40 | 41,132 |
| History by Picture - O | 0 | - | 4.39 | 36,192 |
| History by Picture - T | 0 | - | 4.20 | 33,212 |
| Name that Nut, Seed, or Bean | 0 | - | 4.63 | 57,035 |
| Baby, Male and Female Animals | 0 | - | 4.43 | 150,005 |
| Animal Adjectives | 0 | - | 4.77 | 59,917 |
| North American Cat-Named Sports Teams | 0 | - | 4.43 | 33,599 |
| African Great Lakes | 0 | - | 4.82 | 65,695 |
| Art Works Picture Quiz #1 | 0 | - | 4.51 | 118,748 |
| Art Works Picture Quiz #2 | 0 | - | 4.49 | 104,992 |
| Musical Instruments by Picture #1 | 0 | - | 4.52 | 268,390 |
| Flowers by Picture | 0 | - | 4.46 | 105,130 |
| Art Works Picture Quiz #3 | 0 | - | 4.45 | 48,628 |
| Name that Object #2 | 0 | - | 3.64 | 15,359 |
| Authors by Picture | 0 | - | 4.48 | 25,466 |
| Name that Object #3 | 0 | - | 3.93 | 14,331 |
| Fruit and Vegetable Emojis | 0 | - | 4.42 | 79,830 |
| WWII Figures by Picture | 0 | - | 4.89 | 63,875 |
| College Sports Logos Quiz #3 | 0 | - | 4.30 | 55,405 |
| Planets By Picture Quiz | 0 | - | 4.49 | 56,469 |
| Songs by Picture Quiz #1 | 0 | - | 4.68 | 65,636 |
| Songs by Picture Quiz #2 | 0 | - | 4.42 | 58,636 |
| Oscar Nominated Actors by Picture #1 | 0 | - | 4.42 | 164,867 |
| 1960s Celebrities by Picture #1 | 0 | - | 4.27 | 70,203 |
| 1960s Celebrities by Picture #2 | 0 | - | 4.26 | 51,261 |
| 1950s Celebrities by Picture #1 | 0 | - | 4.24 | 51,030 |
| 1980s Celebrities by Picture #2 | 0 | - | 4.19 | 71,460 |
| 1990s Celebrities by Picture #1 | 0 | - | 4.13 | 79,182 |
| 1990s Celebrities by Picture #2 | 0 | - | 4.16 | 72,138 |
| 2000s Celebrities by Picture #2 | 0 | - | 4.15 | 94,897 |
| 1950s Celebrities by Picture #2 | 0 | - | 4.29 | 46,023 |
| Name that Historical Figure #3 | 0 | - | 4.36 | 238,619 |
| Name that Historical Figure #4 | 0 | - | 4.29 | 158,596 |
| Name that Historical Figure #6 | 0 | - | 4.26 | 92,892 |
| Musicians by Picture #1 | 0 | - | 4.39 | 107,882 |
| Musicians by Picture #2 | 0 | - | 4.29 | 75,808 |
| Musicians by Picture #4 | 0 | - | 4.07 | 64,427 |
| Musicians by Picture #3 | 0 | - | 4.10 | 58,619 |
| Emoji Flags | 0 | - | 4.35 | 43,926 |
| Flag Coloring Book Puzzle #1 | 0 | - | 4.97 | 170,550 |
| Fill the Map of Europe by Guessing Flag Colors | 0 | - | 4.67 | 37,651 |
| Languages by Combined Flags | 0 | - | 4.53 | 99,532 |
| Satellite Images Quiz #3 | 0 | - | 4.35 | 73,311 |
| Satellite Images - Island Chains | 0 | - | 4.43 | 66,049 |
| Islands by Satellite Image #1 | 0 | - | 4.70 | 70,385 |
| Peninsulas by Satellite Image | 0 | - | 4.53 | 27,725 |
| Landmarks Picture Quiz #1 | 0 | - | 4.16 | 393,705 |
