| Pick a Picture - Animal Relations | 0 | - | 4.94 | 52,616 |
| Animals by Skeleton Image | 0 | - | 4.81 | 43,727 |
| Animals by Close-up Image | 0 | - | 4.41 | 213,010 |
| Mammals by Picture #3 | 0 | - | 4.44 | 59,961 |
| Aquatic Mammals by Picture | 0 | - | 4.42 | 43,692 |
| Extinct Animals by Picture | 0 | - | 4.48 | 33,674 |
| Mammals by Picture #1 | 0 | - | 4.75 | 88,543 |
| Fish by Picture #1 | 0 | - | 4.41 | 106,415 |
| Birds by Picture #1 | 0 | - | 4.46 | 39,238 |
| Animals A-Z by Picture | 0 | - | 4.10 | 64,132 |
| Mammals by Picture #4 | 0 | - | 4.04 | 32,951 |
| Mammals by Picture #2 | 0 | - | 4.30 | 56,416 |
| Birds by Picture #2 | 0 | - | 4.32 | 34,430 |
| Sea Creatures by Picture | 0 | - | 4.27 | 17,158 |
| Countries with Wild Tigers | 0 | - | 4.97 | 133,020 |
| Countries with Wild Penguins | 0 | - | 4.93 | 96,929 |
| Countries with the Most Venomous Animal Species | 0 | - | 4.88 | 84,335 |
| Fish by Picture #2 | 0 | - | 4.08 | 17,749 |
| Birds by Picture #3 | 0 | - | 4.21 | 31,585 |
| Countries with the Most Sheep | 0 | - | 4.88 | 86,361 |
| Countries With The Most Bird Species | 0 | - | 4.93 | 23,405 |
| Countries with the Most Wolves | 0 | - | 4.91 | 104,086 |
| Countries that Catch the Most Fish | 0 | - | 4.90 | 108,521 |
| Countries With Two or More Bear Species | 0 | - | 4.90 | 21,519 |
| Animals that Appear on a Coat of Arms | 0 | - | 4.52 | 24,442 |
| Countries with the Most Wild Elephants | 0 | - | 4.63 | 53,537 |
| Animal Populations of Countries | 0 | - | 4.51 | 42,610 |
| Top 15 Countries with the Most Cows | 0 | - | 4.64 | 91,826 |
| Name that Bug | 0 | - | 4.11 | 44,994 |
| Former Countries by Territory Map | 0 | - | 4.96 | 96,847 |
| Empires by Maps | 0 | - | 4.98 | 111,162 |
| Australian Animals By Picture | 0 | - | 4.44 | 30,770 |
| Animals of Australia | 0 | - | 4.52 | 41,486 |
| North American Bird-Named Teams | 0 | - | 4.43 | 66,955 |
| Countries with NO Snakes | 0 | - | 4.51 | 63,152 |
| All Country Flags of the World | 0 | - | 5.00 | 3,393,735 |
| "Big Five" African Game Animals | 0 | - | 4.22 | 46,620 |
| Countries with Wild Lions | 0 | - | 4.77 | 24,751 |
| Where Do Musk Oxen Live? | 0 | - | 4.62 | 15,071 |
| Islands by Shape #2 | 0 | - | 4.88 | 48,647 |
| Reptile Picture Quiz | 0 | - | 4.30 | 13,883 |
| Visual Memory Test - Random Cartoons | 0 | - | 4.98 | 96,876 |
| Play-Doh People from History | 0 | - | 4.99 | 89,959 |
| Dog Breed Picture Quiz | 0 | - | 4.33 | 202,304 |
| Circular Cutouts from a World Map | 0 | - | 4.98 | 58,847 |
| Country Flags Quiz #1 | 0 | - | 4.98 | 2,480,826 |
| Country Flags Quiz #2 | 0 | - | 4.99 | 1,064,974 |
| Country Flags Quiz #3 | 0 | - | 4.97 | 713,661 |
| Top 10 Countries with the Most Horses | 0 | - | 4.51 | 67,478 |
| Make a Stained Glass Window | 0 | - | 4.99 | 65,242 |
| Flags with Crescents | 0 | - | 4.98 | 159,897 |
| Country Flags with Eagles - Picture Quiz | 0 | - | 4.98 | 97,260 |
| Country Flags with the Union Jack | 0 | - | 4.81 | 64,696 |
| Pixelated Flag Quiz | 0 | - | 4.97 | 80,157 |
| Flag Emblems Scavenger Hunt | 0 | - | 5.00 | 62,901 |
| Flags by Horizontal Stripes #1 | 0 | - | 4.87 | 70,480 |
| Flag Maths | 0 | - | 4.91 | 56,050 |
| Country Flags with the Sun - Picture Quiz | 0 | - | 4.83 | 48,925 |
| National Soccer Team Logos | 0 | - | 4.85 | 172,333 |
| Asian Countries with NO Wolves | 0 | - | 4.59 | 17,716 |
| Largest Land Animals of Africa | 0 | - | 4.34 | 12,396 |
| Countries with More Cows than People | 0 | - | 4.40 | 49,213 |
| Top Countries for Shark Attacks | 0 | - | 4.46 | 45,031 |
| Years in History by Picture | 0 | - | 4.43 | 33,429 |
| Famous Foreheads #1 | 0 | - | 4.45 | 71,978 |
| National Animals | 0 | - | 4.25 | 87,889 |
| Flags to Languages | 0 | - | 4.95 | 167,989 |
| Bodies of Water by Satellite Image #1 | 0 | - | 4.19 | 68,989 |
| Similar Country Flags - Multiple Choice Quiz | 0 | - | 4.96 | 47,712 |
| Animals by Range on a World Map | 0 | - | 4.97 | 23,792 |
| Fruits by Picture | 0 | - | 4.17 | 773,909 |
| Old Movies by Picture | 0 | - | 4.51 | 23,659 |
| Musical Instruments by Picture #2 | 0 | - | 4.23 | 45,545 |
| Name that Object #1 | 0 | - | 3.58 | 95,857 |
| Geography by Picture - B | 0 | - | 4.41 | 54,579 |
| Geography by Picture - H | 0 | - | 4.49 | 57,278 |
| Geography by Picture - N | 0 | - | 4.44 | 41,389 |
| Geography by Picture - R | 0 | - | 4.55 | 40,264 |
| Geography by Picture - T | 0 | - | 4.54 | 56,934 |
| Name the Pixelated Landmark | 0 | - | 4.85 | 60,196 |
| Car Logos Quiz #1 | 0 | - | 4.53 | 510,477 |
| Random Logos Quiz | 0 | - | 4.33 | 201,894 |
| All North American Pro Sports Logos | 0 | - | 4.75 | 107,287 |
| Pictures by Letter - A | 0 | - | 4.15 | 32,143 |
| Pictures by Letter - J | 0 | - | 4.28 | 38,716 |
| Pictures by Letter - B | 0 | - | 4.29 | 42,362 |
| Pictures by Letter - D | 0 | - | 4.15 | 36,308 |
| Pictures by Letter - M | 0 | - | 4.21 | 36,646 |
| History by Picture - G | 0 | - | 4.41 | 40,533 |
| Three Real and One Fake - Country Flags | 0 | - | 4.97 | 80,363 |
| Largest Land Animals of Asia | 0 | - | 3.62 | 8,068 |
| Animals in World History | 0 | - | 4.70 | 43,157 |
| Capital Cities by Body of Water | 0 | - | 4.88 | 56,306 |
| Islands by Shape #1 | 0 | - | 4.31 | 82,558 |
| 1970s Celebrities by Picture #1 | 0 | - | 4.20 | 56,321 |
| 1970s Celebrities by Picture #2 | 0 | - | 4.21 | 49,309 |
| Elements by Picture | 0 | - | 4.29 | 67,801 |
| Rocks and Minerals Picture Quiz | 0 | - | 4.47 | 28,555 |
| Islands by Picture | 0 | - | 4.28 | 102,129 |
| Classic Movies by Movie Posters | 0 | - | 4.44 | 23,240 |
| 1980s Movie Silhouettes | 0 | - | 4.97 | 98,191 |
| 1940s Celebrities by Picture | 0 | - | 4.43 | 46,845 |
| International Footballers by Picture | 0 | - | 4.49 | 51,579 |
| Name that Historical Figure #1 | 0 | - | 4.69 | 312,367 |
| Name that Historical Figure #2 | 0 | - | 4.42 | 263,604 |
| Name that Historical Figure #5 | 0 | - | 4.42 | 100,285 |
| Name that Historical Figure #7 - U.S. Edition | 0 | - | 4.47 | 46,914 |
| Geography by Picture - A | 0 | - | 4.37 | 59,174 |
| Geography by Picture - D | 0 | - | 4.14 | 44,839 |
| Geography by Picture - F | 0 | - | 4.30 | 50,122 |
| Geography by Picture - G | 0 | - | 4.39 | 47,165 |
| Geography by Picture - J | 0 | - | 4.15 | 37,786 |
| Geography by Picture - K | 0 | - | 4.28 | 32,481 |
| Geography by Picture - C | 0 | - | 4.30 | 56,177 |
| Geography by Picture - L | 0 | - | 4.36 | 57,958 |
| Geography by Picture - M | 0 | - | 4.12 | 39,809 |
| Geography by Picture - P | 0 | - | 4.22 | 41,742 |
| Geography by Picture - S | 0 | - | 4.36 | 46,307 |
| Random Flags Quiz | 0 | - | 4.41 | 271,577 |
| Country Flag Trivia | 0 | - | 4.80 | 52,275 |
| Country Flags Multiple Choice | 0 | - | 4.97 | 139,279 |
| Satellite Images Quiz #1 | 0 | - | 4.49 | 127,386 |
| Satellite Images Quiz #2 | 0 | - | 4.63 | 107,559 |
| Satellite Images Quiz #4 | 0 | - | 4.55 | 87,621 |
| Bodies of Water by Satellite Image #2 | 0 | - | 4.35 | 19,191 |
| Satellite Images Quiz #5 | 0 | - | 4.48 | 48,597 |
| Satellite Images Quiz #6 | 0 | - | 4.50 | 37,970 |
| Cities by Picture #1 | 0 | - | 4.70 | 83,099 |
| Soccer Team Logos | 0 | - | 4.26 | 358,065 |
| Brand Logos Quiz #1 | 0 | - | 4.81 | 2,325,028 |
| Ultimate Car Logos Quiz | 0 | - | 4.75 | 162,057 |
| Car Logos Quiz #2 | 0 | - | 4.42 | 250,247 |
| Video Game Logos Quiz | 0 | - | 4.37 | 164,117 |
| Movie Logos | 0 | - | 4.32 | 226,223 |
| Brand Logos That Start With M | 0 | - | 4.43 | 58,081 |
| Brand Logos That Start With L | 0 | - | 4.41 | 56,621 |
| Brand Logos That Start with A | 0 | - | 4.51 | 65,638 |
| History by Picture - A | 0 | - | 4.24 | 43,970 |
| History by Picture - B | 0 | - | 4.38 | 47,005 |
| History by Picture - C | 0 | - | 4.36 | 52,408 |
| History by Picture - F | 0 | - | 4.33 | 36,281 |
| History by Picture - D | 0 | - | 4.30 | 42,561 |
| History by Picture - E | 0 | - | 4.27 | 42,245 |
| History by Picture - H | 0 | - | 4.36 | 35,338 |
| History by Picture - K | 0 | - | 4.37 | 32,036 |
| History by Picture - M | 0 | - | 4.15 | 34,828 |
| History by Picture - N | 0 | - | 4.39 | 39,772 |
| History by Picture - O | 0 | - | 4.38 | 34,873 |
| History by Picture - T | 0 | - | 4.28 | 32,076 |
| Name that Nut, Seed, or Bean | 0 | - | 4.62 | 54,833 |
| Baby, Male and Female Animals | 0 | - | 4.42 | 146,478 |
| Animal Adjectives | 0 | - | 4.74 | 58,968 |
| North American Cat-Named Sports Teams | 0 | - | 4.43 | 32,782 |
| Art Works Picture Quiz #1 | 0 | - | 4.51 | 114,553 |
| Art Works Picture Quiz #2 | 0 | - | 4.48 | 95,398 |
| Musical Instruments by Picture #1 | 0 | - | 4.52 | 264,379 |
| Flowers by Picture | 0 | - | 4.47 | 103,707 |
| Art Works Picture Quiz #3 | 0 | - | 4.43 | 46,883 |
| Name that Object #2 | 0 | - | 3.65 | 14,979 |
| Authors by Picture | 0 | - | 4.47 | 24,900 |
| Name that Object #3 | 0 | - | 3.98 | 14,013 |
| Fruit and Vegetable Emojis | 0 | - | 4.41 | 70,519 |
| WWII Figures by Picture | 0 | - | 4.83 | 47,525 |
| College Sports Logos Quiz #3 | 0 | - | 4.29 | 52,065 |
| Planets By Picture Quiz | 0 | - | 4.50 | 53,663 |
| Songs by Picture Quiz #1 | 0 | - | 4.70 | 63,026 |
| Songs by Picture Quiz #2 | 0 | - | 4.42 | 56,379 |
| 1960s Celebrities by Picture #1 | 0 | - | 4.26 | 68,475 |
| 1960s Celebrities by Picture #2 | 0 | - | 4.24 | 49,969 |
| 1950s Celebrities by Picture #1 | 0 | - | 4.24 | 50,029 |
| 1980s Celebrities by Picture #2 | 0 | - | 4.18 | 69,516 |
| 1980s Celebrities by Picture #1 | 0 | - | 4.02 | 59,905 |
| 1990s Celebrities by Picture #1 | 0 | - | 4.13 | 77,322 |
| 1990s Celebrities by Picture #2 | 0 | - | 4.13 | 70,003 |
| 2000s Celebrities by Picture #2 | 0 | - | 4.17 | 91,663 |
| 1950s Celebrities by Picture #2 | 0 | - | 4.29 | 45,092 |
| Name that Historical Figure #3 | 0 | - | 4.37 | 228,600 |
| Name that Historical Figure #4 | 0 | - | 4.29 | 150,950 |
| Name that Historical Figure #6 | 0 | - | 4.25 | 87,017 |
| Musicians by Picture #1 | 0 | - | 4.38 | 101,511 |
| Musicians by Picture #2 | 0 | - | 4.24 | 71,184 |
| Musicians by Picture #4 | 0 | - | 4.05 | 60,959 |
| Musicians by Picture #3 | 0 | - | 4.08 | 56,071 |
| Emoji Flags | 0 | - | 4.36 | 42,862 |
| Flag Coloring Book Puzzle #1 | 0 | - | 4.97 | 164,175 |
| Fill the Map of Europe by Guessing Flag Colors | 0 | - | 4.68 | 36,061 |
| Languages by Combined Flags | 0 | - | 4.64 | 71,238 |
| Satellite Images Quiz #3 | 0 | - | 4.35 | 72,497 |
| Satellite Images - Island Chains | 0 | - | 4.43 | 63,579 |
| Islands by Satellite Image #1 | 0 | - | 4.74 | 67,891 |
| Peninsulas by Satellite Image | 0 | - | 4.54 | 27,145 |
| Landmarks Picture Quiz #1 | 0 | - | 4.17 | 373,906 |
| Airline Logos | 0 | - | 4.44 | 136,920 |
| Fast Food Logos Quiz | 0 | - | 4.42 | 241,267 |
| Mostly-American Candy Logos | 0 | - | 4.10 | 152,568 |
| Brand Logos That Start With S | 0 | - | 4.39 | 53,404 |
| Brand Logos That Start With B | 0 | - | 4.40 | 56,276 |
| Brand Logos That Start With D | 0 | - | 4.33 | 57,640 |
| Brand Logos That Start With C | 0 | - | 4.15 | 46,710 |
| Pictures by Letter - E | 0 | - | 3.47 | 33,538 |
