| Pick a Picture - Animal Relations | 0 | - | 4.94 | 55,675 |
| Animals by Skeleton Image | 0 | - | 4.81 | 46,753 |
| Animals by Close-up Image | 0 | - | 4.42 | 218,740 |
| Aquatic Mammals by Picture | 0 | - | 4.41 | 45,853 |
| Extinct Animals by Picture | 0 | - | 4.49 | 35,381 |
| Mammals by Picture #1 | 0 | - | 4.70 | 92,157 |
| Birds by Picture #1 | 0 | - | 4.47 | 41,886 |
| Animals A-Z by Picture | 0 | - | 4.08 | 66,681 |
| Mammals by Picture #3 | 0 | - | 4.39 | 62,349 |
| Mammals by Picture #4 | 0 | - | 4.03 | 34,229 |
| Mammals by Picture #2 | 0 | - | 4.28 | 58,402 |
| Countries that Catch the Most Fish | 0 | - | 4.90 | 112,759 |
| Fish by Picture #2 | 0 | - | 4.09 | 18,638 |
| Birds by Picture #2 | 0 | - | 4.33 | 36,573 |
| Birds by Picture #3 | 0 | - | 4.24 | 33,372 |
| Sea Creatures by Picture | 0 | - | 4.27 | 17,769 |
| Countries with Wild Tigers | 0 | - | 4.96 | 137,056 |
| Countries with Wild Penguins | 0 | - | 4.94 | 100,366 |
| Countries with the Most Venomous Animal Species | 0 | - | 4.87 | 87,386 |
| Countries With The Most Bird Species | 0 | - | 4.93 | 33,093 |
| Countries with the Most Sheep | 0 | - | 4.93 | 103,473 |
| Build-a-Bird by Guessing Countries | 0 | - | 4.99 | 63,496 |
| Australian Animals By Picture | 0 | - | 4.45 | 31,707 |
| Countries With Two or More Bear Species | 0 | - | 4.90 | 22,818 |
| Countries with the Most Wolves | 0 | - | 4.92 | 108,375 |
| Top Countries for Shark Attacks | 0 | - | 4.47 | 45,886 |
| Animals that Appear on a Coat of Arms | 0 | - | 4.50 | 24,861 |
| Countries with the Most Wild Elephants | 0 | - | 4.63 | 55,076 |
| Animal Populations of Countries | 0 | - | 4.52 | 43,968 |
| Top 15 Countries with the Most Cows | 0 | - | 4.73 | 107,390 |
| Name that Bug | 0 | - | 4.12 | 45,603 |
| Former Countries by Territory Map | 0 | - | 4.96 | 103,341 |
| Empires by Maps | 0 | - | 4.98 | 121,262 |
| Merged Company Logos #1 | 0 | - | 4.90 | 106,949 |
| Animals of Australia | 0 | - | 4.52 | 42,409 |
| Countries with More Cows than People | 0 | - | 4.46 | 61,531 |
| North American Bird-Named Teams | 0 | - | 4.44 | 67,952 |
| Countries with NO Snakes | 0 | - | 4.51 | 63,633 |
| Islands by Shape #2 | 0 | - | 4.88 | 59,401 |
| Reptile Picture Quiz | 0 | - | 4.32 | 14,335 |
| Visual Memory Test - Random Cartoons | 0 | - | 4.98 | 104,915 |
| Play-Doh People from History | 0 | - | 4.99 | 95,218 |
| Famous Landmarks Out Of Focus #1 | 0 | - | 4.89 | 61,351 |
| Jeppy in Disguise #1 | 0 | - | 4.92 | 49,766 |
| Jeppy in Disguise #2 | 0 | - | 4.96 | 49,845 |
| Dog Breed Picture Quiz | 0 | - | 4.34 | 206,458 |
| Circular Cutouts from a World Map | 0 | - | 4.98 | 61,867 |
| All Country Flags of the World | 0 | - | 5.00 | 3,691,467 |
| Name the Cat Flags | 0 | - | 5.00 | 40,466 |
| "Big Five" African Game Animals | 0 | - | 4.22 | 47,444 |
| Countries with Wild Lions | 0 | - | 4.77 | 26,471 |
| Top 10 Countries with the Most Horses | 0 | - | 4.49 | 69,155 |
| Where Do Musk Oxen Live? | 0 | - | 4.63 | 15,335 |
| Country Flags Quiz #1 | 0 | - | 4.98 | 2,542,042 |
| Country Flags Quiz #2 | 0 | - | 4.99 | 1,095,285 |
| Country Flags Quiz #3 | 0 | - | 4.97 | 735,088 |
| Asian Countries with NO Wolves | 0 | - | 4.60 | 18,940 |
| Make a Stained Glass Window | 0 | - | 5.00 | 68,827 |
| Flags with Crescents | 0 | - | 4.98 | 170,650 |
| Country Flag Trivia | 0 | - | 4.81 | 57,601 |
| Country Flags with Eagles - Picture Quiz | 0 | - | 4.98 | 104,400 |
| Country Flags with the Union Jack | 0 | - | 4.87 | 78,008 |
| Pixelated Flag Quiz | 0 | - | 4.97 | 88,063 |
| Flag Emblems Scavenger Hunt | 0 | - | 5.00 | 67,638 |
| Flags by Horizontal Stripes #1 | 0 | - | 4.84 | 85,649 |
| Badly Drawn Flags #1 | 0 | - | 4.99 | 60,805 |
| Country Flags with the Sun - Picture Quiz | 0 | - | 4.83 | 53,230 |
| Real vs. Fake Flags | 0 | - | 4.98 | 125,161 |
| Ultimate Car Logos Quiz | 0 | - | 4.81 | 182,577 |
| National Football Team Logos | 0 | - | 4.85 | 181,149 |
| National Animals | 0 | - | 4.24 | 89,820 |
| Largest Land Animals of Africa | 0 | - | 4.36 | 12,786 |
| Years in History by Picture | 0 | - | 4.44 | 35,664 |
| Where Are These Doors? | 0 | - | 4.45 | 30,122 |
| Famous Foreheads #1 | 0 | - | 4.47 | 75,195 |
| Flags to Languages | 0 | - | 4.95 | 174,132 |
| Bodies of Water by Satellite Image #1 | 0 | - | 4.19 | 72,280 |
| Merged Company Logos #2 | 0 | - | 4.75 | 77,883 |
| Similar Country Flags - Multiple Choice Quiz | 0 | - | 4.94 | 50,822 |
| Animals by Range on a World Map | 0 | - | 4.96 | 25,699 |
| Three Real and One Fake - Country Flags | 0 | - | 4.97 | 84,484 |
| Fruits by Picture | 0 | - | 4.19 | 808,410 |
| Old Movies by Picture | 0 | - | 4.51 | 25,179 |
| Musical Instruments by Picture #2 | 0 | - | 4.24 | 47,199 |
| Name that Historical Figure #1 | 0 | - | 4.63 | 338,508 |
| Geography by Picture - B | 0 | - | 4.42 | 55,707 |
| Geography by Picture - H | 0 | - | 4.50 | 58,309 |
| Geography by Picture - N | 0 | - | 4.45 | 42,285 |
| Geography by Picture - R | 0 | - | 4.56 | 41,093 |
| Geography by Picture - T | 0 | - | 4.54 | 57,932 |
| Name the Pixelated Landmark | 0 | - | 4.85 | 63,267 |
| Car Logos Quiz #1 | 0 | - | 4.52 | 542,012 |
| Random Logos Quiz | 0 | - | 4.33 | 209,000 |
| All North American Pro Sports Logos | 0 | - | 4.70 | 115,851 |
| Pictures by Letter - A | 0 | - | 4.18 | 33,552 |
| Pictures by Letter - J | 0 | - | 4.31 | 40,185 |
| Pictures by Letter - B | 0 | - | 4.32 | 44,142 |
| Pictures by Letter - D | 0 | - | 4.14 | 37,724 |
| Pictures by Letter - M | 0 | - | 4.24 | 37,919 |
| Largest Land Animals of Asia | 0 | - | 3.64 | 8,325 |
| Animals in World History | 0 | - | 4.74 | 44,613 |
| Capital Cities by Body of Water | 0 | - | 4.85 | 57,777 |
| Islands by Shape #1 | 0 | - | 4.33 | 84,449 |
| 1970s Celebrities by Picture #1 | 0 | - | 4.20 | 58,116 |
| 1970s Celebrities by Picture #2 | 0 | - | 4.21 | 50,831 |
| Elements by Picture | 0 | - | 4.27 | 70,150 |
| Rocks and Minerals Picture Quiz | 0 | - | 4.48 | 29,412 |
| Islands by Picture | 0 | - | 4.28 | 107,437 |
| Name that Object #1 | 0 | - | 3.57 | 96,557 |
| Classic Movies by Movie Posters | 0 | - | 4.45 | 24,388 |
| WWII Figures by Picture | 0 | - | 4.89 | 65,951 |
| 1980s Movie Silhouettes | 0 | - | 4.97 | 104,354 |
| Famous Landmarks Out Of Focus #2 | 0 | - | 4.37 | 41,420 |
| 1940s Celebrities by Picture | 0 | - | 4.43 | 48,133 |
| International Footballers by Picture | 0 | - | 4.51 | 56,073 |
| Name that Historical Figure #2 | 0 | - | 4.42 | 285,396 |
| Name that Historical Figure #5 | 0 | - | 4.43 | 108,191 |
| Name that Historical Figure #7 - U.S. Edition | 0 | - | 4.51 | 51,038 |
| Geography by Picture - A | 0 | - | 4.39 | 60,357 |
| Geography by Picture - D | 0 | - | 4.15 | 45,731 |
| Geography by Picture - F | 0 | - | 4.31 | 51,106 |
| Geography by Picture - G | 0 | - | 4.39 | 48,032 |
| Geography by Picture - J | 0 | - | 4.16 | 38,537 |
| Geography by Picture - K | 0 | - | 4.29 | 33,198 |
| Geography by Picture - C | 0 | - | 4.31 | 57,163 |
| Geography by Picture - L | 0 | - | 4.37 | 59,072 |
| Geography by Picture - M | 0 | - | 4.14 | 40,533 |
| Geography by Picture - P | 0 | - | 4.24 | 42,515 |
| Geography by Picture - S | 0 | - | 4.38 | 47,125 |
| Miscellaneous Flags Quiz | 0 | - | 4.42 | 281,373 |
| Country Flags Multiple Choice | 0 | - | 4.97 | 145,045 |
| Flag Maths | 0 | - | 4.61 | 57,805 |
| Satellite Images #1 | 0 | - | 4.47 | 129,549 |
| Satellite Images Quiz #2 | 0 | - | 4.63 | 109,456 |
| Satellite Images Quiz #4 | 0 | - | 4.55 | 89,036 |
| Bodies of Water by Satellite Image #2 | 0 | - | 4.36 | 19,757 |
| Satellite Images Quiz #5 | 0 | - | 4.52 | 50,062 |
| Satellite Images Quiz #6 | 0 | - | 4.50 | 39,074 |
| Cities by Picture #1 | 0 | - | 4.73 | 86,310 |
| Soccer Team Logos | 0 | - | 4.26 | 376,277 |
| Brand Logos Quiz #1 | 0 | - | 4.83 | 2,431,822 |
| Car Logos Quiz #2 | 0 | - | 4.43 | 263,074 |
| Video Game Logos Quiz | 0 | - | 4.40 | 184,578 |
| Movie Logos | 0 | - | 4.33 | 239,551 |
| Brand Logos That Start with A | 0 | - | 4.52 | 70,820 |
| History by Picture - A | 0 | - | 4.26 | 46,014 |
| History by Picture - B | 0 | - | 4.40 | 49,188 |
| History by Picture - C | 0 | - | 4.36 | 54,723 |
| History by Picture - F | 0 | - | 4.35 | 38,069 |
| History by Picture - G | 0 | - | 4.40 | 42,314 |
| History by Picture - D | 0 | - | 4.29 | 44,513 |
| History by Picture - E | 0 | - | 4.25 | 44,111 |
| History by Picture - H | 0 | - | 4.37 | 36,963 |
| History by Picture - K | 0 | - | 4.35 | 33,509 |
| History by Picture - M | 0 | - | 4.17 | 36,290 |
| History by Picture - N | 0 | - | 4.40 | 41,426 |
| History by Picture - O | 0 | - | 4.39 | 36,452 |
| History by Picture - T | 0 | - | 4.20 | 33,443 |
| Name that Nut, Seed, or Bean | 0 | - | 4.57 | 57,514 |
| Baby, Male and Female Animals | 0 | - | 4.43 | 150,837 |
| Animal Adjectives | 0 | - | 4.77 | 60,129 |
| North American Cat-Named Sports Teams | 0 | - | 4.43 | 33,759 |
| African Great Lakes | 0 | - | 4.82 | 66,717 |
| 100 Longest Rivers in Europe - with a Map | 0 | - | 4.94 | 65,720 |
| Nile River Basin Countries on a Map | 0 | - | 4.95 | 50,825 |
| Countries That Touch the Adriatic Sea | 0 | - | 4.96 | 71,250 |
| Top 10 European Countries by Coastline | 0 | - | 4.88 | 138,582 |
| Top 10 American Countries by Coastline | 0 | - | 4.96 | 88,514 |
| Top 10 Asian Countries by Coastline | 0 | - | 4.92 | 96,574 |
| Art Works Picture Quiz #1 | 0 | - | 4.51 | 119,599 |
| Art Works Picture Quiz #2 | 0 | - | 4.49 | 105,659 |
| Musical Instruments by Picture #1 | 0 | - | 4.52 | 269,437 |
| Flowers by Picture | 0 | - | 4.46 | 105,783 |
| Art Works Picture Quiz #3 | 0 | - | 4.45 | 48,882 |
| Name that Object #2 | 0 | - | 3.64 | 15,480 |
| Authors by Picture | 0 | - | 4.48 | 25,592 |
| Name that Object #3 | 0 | - | 3.93 | 14,434 |
| Fruit and Vegetable Emojis | 0 | - | 4.45 | 90,546 |
| College Sports Logos Quiz #3 | 0 | - | 4.30 | 56,018 |
| Planets By Picture Quiz | 0 | - | 4.49 | 57,151 |
| Songs by Picture Quiz #1 | 0 | - | 4.68 | 66,314 |
| Songs by Picture Quiz #2 | 0 | - | 4.42 | 59,140 |
| Oscar Nominated Actors by Picture #1 | 0 | - | 4.42 | 165,465 |
| 1960s Celebrities by Picture #1 | 0 | - | 4.27 | 70,633 |
| 1960s Celebrities by Picture #2 | 0 | - | 4.26 | 51,570 |
| 1950s Celebrities by Picture #1 | 0 | - | 4.24 | 51,297 |
| 1980s Celebrities by Picture #2 | 0 | - | 4.19 | 71,957 |
| 1990s Celebrities by Picture #1 | 0 | - | 4.14 | 79,628 |
| 1990s Celebrities by Picture #2 | 0 | - | 4.16 | 72,671 |
| 2000s Celebrities by Picture #2 | 0 | - | 4.15 | 95,877 |
| 1950s Celebrities by Picture #2 | 0 | - | 4.29 | 46,279 |
| Name that Historical Figure #3 | 0 | - | 4.36 | 240,114 |
| Name that Historical Figure #4 | 0 | - | 4.29 | 159,673 |
| Name that Historical Figure #6 | 0 | - | 4.26 | 93,741 |
| Musicians by Picture #1 | 0 | - | 4.37 | 109,540 |
| Musicians by Picture #2 | 0 | - | 4.29 | 77,008 |
| Musicians by Picture #4 | 0 | - | 4.07 | 65,344 |
| Musicians by Picture #3 | 0 | - | 4.10 | 59,338 |
| Emoji Flags | 0 | - | 4.35 | 44,200 |
| Flag Coloring Book Puzzle #1 | 0 | - | 4.96 | 172,215 |
