| Pick a Picture - Animal Relations | 0 | - | 4.94 | 55,889 |
| Animals by Skeleton Image | 0 | - | 4.81 | 46,957 |
| Animals by Close-up Image | 0 | - | 4.42 | 219,089 |
| Aquatic Mammals by Picture | 0 | - | 4.41 | 46,025 |
| Extinct Animals by Picture | 0 | - | 4.49 | 35,491 |
| Mammals by Picture #1 | 0 | - | 4.70 | 92,469 |
| Fish by Picture #1 | 0 | - | 4.41 | 109,066 |
| Birds by Picture #1 | 0 | - | 4.47 | 42,060 |
| Animals A-Z by Picture | 0 | - | 4.08 | 66,873 |
| Mammals by Picture #3 | 0 | - | 4.39 | 62,513 |
| Mammals by Picture #4 | 0 | - | 4.03 | 34,355 |
| Mammals by Picture #2 | 0 | - | 4.28 | 58,579 |
| Birds by Picture #2 | 0 | - | 4.33 | 36,729 |
| Birds by Picture #3 | 0 | - | 4.24 | 33,493 |
| Sea Creatures by Picture | 0 | - | 4.27 | 17,822 |
| Countries with Wild Tigers | 0 | - | 4.96 | 137,441 |
| Countries with Wild Penguins | 0 | - | 4.94 | 100,579 |
| Countries with the Most Venomous Animal Species | 0 | - | 4.87 | 87,550 |
| Fish by Picture #2 | 0 | - | 4.09 | 18,745 |
| Countries with the Most Sheep | 0 | - | 4.93 | 103,655 |
| Build-a-Bird by Guessing Countries | 0 | - | 4.99 | 63,732 |
| Countries With The Most Bird Species | 0 | - | 4.93 | 33,208 |
| Countries with the Most Wolves | 0 | - | 4.92 | 108,615 |
| Countries that Catch the Most Fish | 0 | - | 4.90 | 113,147 |
| Countries With Two or More Bear Species | 0 | - | 4.90 | 22,878 |
| Australian Animals By Picture | 0 | - | 4.45 | 31,786 |
| Animals that Appear on a Coat of Arms | 0 | - | 4.50 | 24,899 |
| Countries with the Most Wild Elephants | 0 | - | 4.63 | 55,174 |
| Animal Populations of Countries | 0 | - | 4.52 | 44,063 |
| Top 15 Countries with the Most Cows | 0 | - | 4.74 | 107,501 |
| Name that Bug | 0 | - | 4.12 | 45,645 |
| Former Countries by Territory Map | 0 | - | 4.96 | 103,945 |
| Empires by Maps | 0 | - | 4.98 | 122,159 |
| Merged Company Logos #1 | 0 | - | 4.90 | 107,446 |
| Animals of Australia | 0 | - | 4.53 | 42,497 |
| Countries with More Cows than People | 0 | - | 4.46 | 61,664 |
| North American Bird-Named Teams | 0 | - | 4.44 | 68,006 |
| Countries with NO Snakes | 0 | - | 4.51 | 63,671 |
| All Country Flags of the World | 0 | - | 5.00 | 3,715,353 |
| "Big Five" African Game Animals | 0 | - | 4.22 | 47,489 |
| Countries with Wild Lions | 0 | - | 4.77 | 26,583 |
| Where Do Musk Oxen Live? | 0 | - | 4.63 | 15,353 |
| Islands by Shape #2 | 0 | - | 4.88 | 59,543 |
| Reptile Picture Quiz | 0 | - | 4.32 | 14,386 |
| Visual Memory Test - Random Cartoons | 0 | - | 4.98 | 105,372 |
| Play-Doh People from History | 0 | - | 4.99 | 95,594 |
| Famous Landmarks Out Of Focus #1 | 0 | - | 4.89 | 61,631 |
| Jeppy in Disguise #1 | 0 | - | 4.92 | 50,028 |
| Jeppy in Disguise #2 | 0 | - | 4.96 | 50,088 |
| Dog Breed Picture Quiz | 0 | - | 4.34 | 206,682 |
| Circular Cutouts from a World Map | 0 | - | 4.98 | 62,136 |
| Country Flags Quiz #1 | 0 | - | 4.98 | 2,546,258 |
| Country Flags Quiz #2 | 0 | - | 4.99 | 1,097,342 |
| Country Flags Quiz #3 | 0 | - | 4.97 | 736,553 |
| Top 10 Countries with the Most Horses | 0 | - | 4.49 | 69,268 |
| Make a Stained Glass Window | 0 | - | 5.00 | 69,094 |
| Flags with Crescents | 0 | - | 4.98 | 171,403 |
| Country Flag Trivia | 0 | - | 4.81 | 58,070 |
| Country Flags with Eagles - Picture Quiz | 0 | - | 4.98 | 104,933 |
| Country Flags with the Union Jack | 0 | - | 4.87 | 78,465 |
| Pixelated Flag Quiz | 0 | - | 4.97 | 88,639 |
| Flag Emblems Scavenger Hunt | 0 | - | 5.00 | 67,972 |
| Flags by Horizontal Stripes #1 | 0 | - | 4.84 | 86,012 |
| Country Flags with the Sun - Picture Quiz | 0 | - | 4.81 | 53,510 |
| Real vs. Fake Flags | 0 | - | 4.98 | 125,816 |
| Ultimate Car Logos Quiz | 0 | - | 4.81 | 184,195 |
| National Football Team Logos | 0 | - | 4.85 | 181,932 |
| Largest Land Animals of Africa | 0 | - | 4.36 | 12,819 |
| Top Countries for Shark Attacks | 0 | - | 4.47 | 45,942 |
| Asian Countries with NO Wolves | 0 | - | 4.60 | 19,019 |
| Years in History by Picture | 0 | - | 4.45 | 35,836 |
| Famous Foreheads #1 | 0 | - | 4.47 | 75,455 |
| Merged Company Logos #2 | 0 | - | 4.75 | 78,325 |
| National Animals | 0 | - | 4.24 | 90,228 |
| Flags to Languages | 0 | - | 4.95 | 174,536 |
| Bodies of Water by Satellite Image #1 | 0 | - | 4.19 | 72,538 |
| Similar Country Flags - Multiple Choice Quiz | 0 | - | 4.94 | 51,049 |
| Animals by Range on a World Map | 0 | - | 4.96 | 25,819 |
| Fruits by Picture | 0 | - | 4.19 | 809,453 |
| Old Movies by Picture | 0 | - | 4.51 | 25,271 |
| Musical Instruments by Picture #2 | 0 | - | 4.24 | 47,307 |
| Name that Object #1 | 0 | - | 3.57 | 96,635 |
| Name that Historical Figure #1 | 0 | - | 4.63 | 339,763 |
| Geography by Picture - B | 0 | - | 4.42 | 55,785 |
| Geography by Picture - H | 0 | - | 4.50 | 58,384 |
| Geography by Picture - N | 0 | - | 4.45 | 42,341 |
| Geography by Picture - R | 0 | - | 4.56 | 41,149 |
| Geography by Picture - T | 0 | - | 4.54 | 58,004 |
| Name the Pixelated Landmark | 0 | - | 4.85 | 63,467 |
| Car Logos Quiz #1 | 0 | - | 4.52 | 544,309 |
| Random Logos Quiz | 0 | - | 4.33 | 209,701 |
| All North American Pro Sports Logos | 0 | - | 4.72 | 116,455 |
| Pictures by Letter - A | 0 | - | 4.18 | 33,655 |
| Pictures by Letter - J | 0 | - | 4.31 | 40,283 |
| Pictures by Letter - B | 0 | - | 4.32 | 44,268 |
| Pictures by Letter - D | 0 | - | 4.14 | 37,813 |
| Pictures by Letter - M | 0 | - | 4.24 | 38,016 |
| Three Real and One Fake - Country Flags | 0 | - | 4.97 | 84,755 |
| Largest Land Animals of Asia | 0 | - | 3.64 | 8,355 |
| Animals in World History | 0 | - | 4.74 | 44,679 |
| Capital Cities by Body of Water | 0 | - | 4.85 | 57,866 |
| Islands by Shape #1 | 0 | - | 4.33 | 84,517 |
| 1970s Celebrities by Picture #1 | 0 | - | 4.20 | 58,277 |
| 1970s Celebrities by Picture #2 | 0 | - | 4.21 | 50,982 |
| Elements by Picture | 0 | - | 4.27 | 70,327 |
| Rocks and Minerals Picture Quiz | 0 | - | 4.48 | 29,517 |
| Islands by Picture | 0 | - | 4.28 | 107,810 |
| Classic Movies by Movie Posters | 0 | - | 4.45 | 24,459 |
| 1980s Movie Silhouettes | 0 | - | 4.97 | 104,699 |
| Famous Landmarks Out Of Focus #2 | 0 | - | 4.37 | 41,556 |
| 1940s Celebrities by Picture | 0 | - | 4.43 | 48,217 |
| International Footballers by Picture | 0 | - | 4.51 | 56,455 |
| Name that Historical Figure #2 | 0 | - | 4.42 | 286,282 |
| Name that Historical Figure #5 | 0 | - | 4.43 | 108,785 |
| Name that Historical Figure #7 - U.S. Edition | 0 | - | 4.51 | 51,312 |
| Geography by Picture - A | 0 | - | 4.39 | 60,439 |
| Geography by Picture - D | 0 | - | 4.15 | 45,791 |
| Geography by Picture - F | 0 | - | 4.31 | 51,180 |
| Geography by Picture - G | 0 | - | 4.39 | 48,083 |
| Geography by Picture - J | 0 | - | 4.16 | 38,597 |
| Geography by Picture - K | 0 | - | 4.29 | 33,250 |
| Geography by Picture - C | 0 | - | 4.31 | 57,240 |
| Geography by Picture - L | 0 | - | 4.37 | 59,140 |
| Geography by Picture - M | 0 | - | 4.14 | 40,583 |
| Geography by Picture - P | 0 | - | 4.24 | 42,570 |
| Geography by Picture - S | 0 | - | 4.38 | 47,182 |
| Miscellaneous Flags Quiz | 0 | - | 4.42 | 282,118 |
| Country Flags Multiple Choice | 0 | - | 4.97 | 145,460 |
| Flag Maths | 0 | - | 4.61 | 57,848 |
| Satellite Images #1 | 0 | - | 4.46 | 130,008 |
| Satellite Images Quiz #2 | 0 | - | 4.64 | 109,699 |
| Satellite Images Quiz #4 | 0 | - | 4.55 | 89,402 |
| Bodies of Water by Satellite Image #2 | 0 | - | 4.36 | 19,808 |
| Satellite Images Quiz #5 | 0 | - | 4.52 | 50,251 |
| Satellite Images Quiz #6 | 0 | - | 4.50 | 39,229 |
| Cities by Picture #1 | 0 | - | 4.74 | 86,595 |
| Soccer Team Logos | 0 | - | 4.26 | 377,765 |
| Brand Logos Quiz #1 | 0 | - | 4.83 | 2,438,983 |
| Car Logos Quiz #2 | 0 | - | 4.43 | 263,983 |
| Video Game Logos Quiz | 0 | - | 4.40 | 185,107 |
| Movie Logos | 0 | - | 4.33 | 240,491 |
| Brand Logos That Start with A | 0 | - | 4.52 | 71,202 |
| History by Picture - A | 0 | - | 4.26 | 46,158 |
| History by Picture - B | 0 | - | 4.40 | 49,355 |
| History by Picture - C | 0 | - | 4.33 | 54,888 |
| History by Picture - F | 0 | - | 4.35 | 38,204 |
| History by Picture - G | 0 | - | 4.40 | 42,443 |
| History by Picture - D | 0 | - | 4.29 | 44,662 |
| History by Picture - E | 0 | - | 4.25 | 44,241 |
| History by Picture - H | 0 | - | 4.37 | 37,086 |
| History by Picture - K | 0 | - | 4.35 | 33,615 |
| History by Picture - M | 0 | - | 4.17 | 36,396 |
| History by Picture - N | 0 | - | 4.40 | 41,534 |
| History by Picture - O | 0 | - | 4.39 | 36,558 |
| History by Picture - T | 0 | - | 4.20 | 33,547 |
| Name that Nut, Seed, or Bean | 0 | - | 4.57 | 57,800 |
| Baby, Male and Female Animals | 0 | - | 4.43 | 151,122 |
| Animal Adjectives | 0 | - | 4.77 | 60,205 |
| North American Cat-Named Sports Teams | 0 | - | 4.43 | 33,826 |
| African Great Lakes | 0 | - | 4.82 | 66,993 |
| Art Works Picture Quiz #1 | 0 | - | 4.51 | 119,833 |
| Art Works Picture Quiz #2 | 0 | - | 4.49 | 105,873 |
| Musical Instruments by Picture #1 | 0 | - | 4.52 | 269,808 |
| Flowers by Picture | 0 | - | 4.46 | 105,869 |
| Art Works Picture Quiz #3 | 0 | - | 4.45 | 48,953 |
| Name that Object #2 | 0 | - | 3.63 | 15,530 |
| Authors by Picture | 0 | - | 4.48 | 25,636 |
| Name that Object #3 | 0 | - | 3.93 | 14,471 |
| Fruit and Vegetable Emojis | 0 | - | 4.45 | 90,956 |
| WWII Figures by Picture | 0 | - | 4.89 | 66,274 |
| College Sports Logos Quiz #3 | 0 | - | 4.30 | 56,185 |
| Planets By Picture Quiz | 0 | - | 4.49 | 57,393 |
| Songs by Picture Quiz #1 | 0 | - | 4.68 | 66,516 |
| Songs by Picture Quiz #2 | 0 | - | 4.42 | 59,324 |
| Oscar Nominated Actors by Picture #1 | 0 | - | 4.42 | 165,806 |
| 1960s Celebrities by Picture #1 | 0 | - | 4.27 | 70,767 |
| 1960s Celebrities by Picture #2 | 0 | - | 4.26 | 51,678 |
| 1950s Celebrities by Picture #1 | 0 | - | 4.24 | 51,378 |
| 1980s Celebrities by Picture #2 | 0 | - | 4.19 | 72,130 |
| 1990s Celebrities by Picture #1 | 0 | - | 4.14 | 79,780 |
| 1990s Celebrities by Picture #2 | 0 | - | 4.16 | 72,838 |
| 2000s Celebrities by Picture #2 | 0 | - | 4.15 | 96,109 |
| 1950s Celebrities by Picture #2 | 0 | - | 4.29 | 46,353 |
| Name that Historical Figure #3 | 0 | - | 4.36 | 242,718 |
| Name that Historical Figure #4 | 0 | - | 4.29 | 160,313 |
| Name that Historical Figure #6 | 0 | - | 4.26 | 94,265 |
| Musicians by Picture #1 | 0 | - | 4.38 | 110,091 |
| Musicians by Picture #2 | 0 | - | 4.29 | 77,429 |
| Musicians by Picture #4 | 0 | - | 4.07 | 65,638 |
| Musicians by Picture #3 | 0 | - | 4.10 | 59,579 |
| Emoji Flags | 0 | - | 4.35 | 44,295 |
| Flag Coloring Book Puzzle #1 | 0 | - | 4.96 | 172,744 |
| Fill the Map of Europe by Guessing Flag Colors | 0 | - | 4.69 | 38,240 |
| Languages by Combined Flags | 0 | - | 4.53 | 100,677 |
| Satellite Images Quiz #3 | 0 | - | 4.35 | 73,661 |
| Satellite Images - Island Chains | 0 | - | 4.43 | 66,992 |
| Islands by Satellite Image #1 | 0 | - | 4.70 | 71,290 |
| Peninsulas by Satellite Image | 0 | - | 4.53 | 27,930 |
| Landmarks Picture Quiz #1 | 0 | - | 4.16 | 395,720 |
| Airline Logos | 0 | - | 4.45 | 141,456 |
