| Musicians by Picture #1 | 0 | - | 4.39 | 107,102 |
| Musicians by Picture #2 | 0 | - | 4.29 | 75,275 |
| Musicians by Picture #4 | 0 | - | 4.07 | 64,035 |
| Musicians by Picture #3 | 0 | - | 4.10 | 58,319 |
| Play-Doh People from History | 0 | - | 4.99 | 93,840 |
| Famous Foreheads #1 | 0 | - | 4.47 | 74,212 |
| Name that Historical Figure #1 | 0 | - | 4.63 | 335,469 |
| 1940s Celebrities by Picture | 0 | - | 4.43 | 47,766 |
| International Footballers by Picture | 0 | - | 4.50 | 54,717 |
| Name that Historical Figure #2 | 0 | - | 4.43 | 282,582 |
| Name that Historical Figure #5 | 0 | - | 4.43 | 106,603 |
| Name that Historical Figure #7 - U.S. Edition | 0 | - | 4.50 | 50,285 |
| Former Countries by Territory Map | 0 | - | 4.96 | 101,514 |
| Empires by Maps | 0 | - | 4.98 | 118,441 |
| Merged Company Logos #1 | 0 | - | 4.91 | 105,414 |
| Oscar Nominated Actors by Picture #1 | 0 | - | 4.42 | 164,427 |
| Rappers by Picture | 0 | - | 4.22 | 132,744 |
| 1960s Celebrities by Picture #1 | 0 | - | 4.27 | 70,009 |
| 1960s Celebrities by Picture #2 | 0 | - | 4.26 | 51,123 |
| 1950s Celebrities by Picture #1 | 0 | - | 4.24 | 50,918 |
| 1980s Celebrities by Picture #2 | 0 | - | 4.19 | 71,239 |
| 1990s Celebrities by Picture #1 | 0 | - | 4.13 | 78,984 |
| 1990s Celebrities by Picture #2 | 0 | - | 4.16 | 71,930 |
| 2000s Celebrities by Picture #2 | 0 | - | 4.15 | 94,578 |
| 1950s Celebrities by Picture #2 | 0 | - | 4.29 | 45,921 |
| Name that Historical Figure #3 | 0 | - | 4.36 | 237,628 |
| Name that Historical Figure #4 | 0 | - | 4.29 | 158,019 |
| Name that Historical Figure #6 | 0 | - | 4.27 | 92,407 |
| All Country Flags of the World | 0 | - | 5.00 | 3,600,905 |
| Islands by Shape #2 | 0 | - | 4.88 | 58,990 |
| Visual Memory Test - Random Cartoons | 0 | - | 4.98 | 102,742 |
| Famous Landmarks Out Of Focus #1 | 0 | - | 4.89 | 60,298 |
| Women in History by Picture | 0 | - | 4.25 | 25,757 |
| Circular Cutouts from a World Map | 0 | - | 4.98 | 61,020 |
| Country Flags Quiz #1 | 0 | - | 4.98 | 2,526,123 |
| Country Flags Quiz #2 | 0 | - | 4.98 | 1,087,292 |
| Country Flags Quiz #3 | 0 | - | 4.98 | 729,582 |
| Make a Stained Glass Window | 0 | - | 5.00 | 67,796 |
| Oscar Nominated Actresses by Picture #1 | 0 | - | 4.30 | 128,985 |
| 1980s Celebrities by Picture #1 | 0 | - | 3.97 | 61,197 |
| 2000s Celebrities by Picture #1 | 0 | - | 3.93 | 101,683 |
| Oscar Nominated Actors by Picture #2 | 0 | - | 4.29 | 46,091 |
| Oscar Nominated Actresses by Picture #2 | 0 | - | 4.35 | 48,244 |
| Famous Foreheads #2 | 0 | - | 3.17 | 15,655 |
| Flags with Crescents | 0 | - | 4.98 | 167,525 |
| Country Flag Trivia | 0 | - | 4.81 | 55,911 |
| Country Flags with Eagles - Picture Quiz | 0 | - | 4.98 | 102,386 |
| Country Flags with the Union Jack | 0 | - | 4.87 | 76,437 |
| Pixelated Flag Quiz | 0 | - | 4.98 | 85,885 |
| Flag Emblems Scavenger Hunt | 0 | - | 5.00 | 66,446 |
| Flags by Horizontal Stripes #1 | 0 | - | 4.84 | 84,367 |
| Country Flags with the Sun - Picture Quiz | 0 | - | 4.83 | 52,009 |
| Real vs. Fake Flags | 0 | - | 4.98 | 122,528 |
| National Football Team Logos | 0 | - | 4.84 | 178,631 |
| 1930s Celebrities by Picture | 0 | - | 4.33 | 12,323 |
| Countries by National Anthem | 0 | - | 4.92 | 71,016 |
| Years in History by Picture | 0 | - | 4.44 | 35,098 |
| Celebrity Mugshots Quiz #1 | 0 | - | 4.09 | 258,150 |
| Celebrity Mugshots Quiz #3 | 0 | - | 4.05 | 144,535 |
| Merged Company Logos #2 | 0 | - | 4.75 | 76,734 |
| 2010s Celebrities by Picture #1 | 0 | - | 4.32 | 171,178 |
| 2010s Celebrities by Picture #2 | 0 | - | 4.15 | 147,745 |
| People by Country - Tile Select | 0 | - | 3.75 | 14,156 |
| Flags to Languages | 0 | - | 4.95 | 172,465 |
| Similar Country Flags - Multiple Choice Quiz | 0 | - | 4.94 | 50,151 |
| Three Real and One Fake - Country Flags | 0 | - | 4.97 | 83,252 |
| Fruits by Picture | 0 | - | 4.20 | 804,576 |
| Old Movies by Picture | 0 | - | 4.51 | 24,787 |
| Musical Instruments by Picture #2 | 0 | - | 4.24 | 46,670 |
| Name that Object #1 | 0 | - | 3.56 | 96,299 |
| Pick a Picture - Animal Relations | 0 | - | 4.94 | 54,827 |
| Famous Canadians by Picture | 0 | - | 4.39 | 49,129 |
| Celebrity Mugshots Quiz #2 | 0 | - | 3.89 | 113,756 |
| Geography by Picture - B | 0 | - | 4.42 | 55,407 |
| Geography by Picture - H | 0 | - | 4.49 | 58,040 |
| Geography by Picture - N | 0 | - | 4.45 | 42,045 |
| Geography by Picture - R | 0 | - | 4.55 | 40,876 |
| Geography by Picture - T | 0 | - | 4.54 | 57,673 |
| Name the Pixelated Landmark | 0 | - | 4.84 | 62,419 |
| Car Logos Quiz #1 | 0 | - | 4.44 | 531,929 |
| Random Logos Quiz | 0 | - | 4.32 | 206,989 |
| All North American Pro Sports Logos | 0 | - | 4.70 | 113,234 |
| Pictures by Letter - A | 0 | - | 4.17 | 33,120 |
| Pictures by Letter - J | 0 | - | 4.31 | 39,717 |
| Pictures by Letter - B | 0 | - | 4.31 | 43,609 |
| Pictures by Letter - D | 0 | - | 4.16 | 37,302 |
| Pictures by Letter - M | 0 | - | 4.24 | 37,519 |
| Name that Bug | 0 | - | 4.12 | 45,448 |
| Islands by Shape #1 | 0 | - | 4.32 | 84,184 |
| 1970s Celebrities by Picture #1 | 0 | - | 4.20 | 57,619 |
| 1970s Celebrities by Picture #2 | 0 | - | 4.21 | 50,403 |
| Elements by Picture | 0 | - | 4.28 | 69,539 |
| Rocks and Minerals Picture Quiz | 0 | - | 4.48 | 29,155 |
| Islands by Picture | 0 | - | 4.29 | 105,868 |
| Classic Movies by Movie Posters | 0 | - | 4.44 | 24,040 |
| Animals by Skeleton Image | 0 | - | 4.80 | 45,974 |
| 1980s Movie Silhouettes | 0 | - | 4.97 | 102,562 |
| Animals by Close-up Image | 0 | - | 4.42 | 216,565 |
| Aquatic Mammals by Picture | 0 | - | 4.41 | 45,229 |
| Extinct Animals by Picture | 0 | - | 4.49 | 34,909 |
| Mammals by Picture #1 | 0 | - | 4.70 | 91,093 |
| Famous Australians by Picture | 0 | - | 4.25 | 28,600 |
| Geography by Picture - A | 0 | - | 4.39 | 60,048 |
| Geography by Picture - D | 0 | - | 4.15 | 45,489 |
| Geography by Picture - F | 0 | - | 4.31 | 50,822 |
| Geography by Picture - G | 0 | - | 4.38 | 47,783 |
| Geography by Picture - J | 0 | - | 4.16 | 38,333 |
| Geography by Picture - K | 0 | - | 4.28 | 33,011 |
| Geography by Picture - C | 0 | - | 4.31 | 56,904 |
| Geography by Picture - L | 0 | - | 4.37 | 58,754 |
| Geography by Picture - M | 0 | - | 4.14 | 40,343 |
| Geography by Picture - P | 0 | - | 4.24 | 42,297 |
| Geography by Picture - S | 0 | - | 4.38 | 46,906 |
| Miscellaneous Flags Quiz | 0 | - | 4.42 | 278,325 |
| Country Flags Multiple Choice | 0 | - | 4.97 | 143,431 |
| Flag Maths | 0 | - | 4.78 | 57,674 |
| Satellite Images Quiz #1 | 0 | - | 4.46 | 129,002 |
| Satellite Images Quiz #2 | 0 | - | 4.63 | 108,979 |
| Satellite Images Quiz #4 | 0 | - | 4.55 | 88,644 |
| Satellite Images Quiz #5 | 0 | - | 4.48 | 49,645 |
| Satellite Images Quiz #6 | 0 | - | 4.50 | 38,803 |
| Cities by Picture #1 | 0 | - | 4.73 | 85,349 |
| Soccer Team Logos | 0 | - | 4.26 | 370,732 |
| Brand Logos Quiz #1 | 0 | - | 4.83 | 2,401,493 |
| Ultimate Car Logos Quiz | 0 | - | 4.79 | 176,150 |
| Car Logos Quiz #2 | 0 | - | 4.43 | 259,195 |
| Video Game Logos Quiz | 0 | - | 4.40 | 182,620 |
| Movie Logos | 0 | - | 4.33 | 235,822 |
| Brand Logos That Start With M | 0 | - | 4.45 | 61,745 |
| Brand Logos That Start With B | 0 | - | 4.41 | 59,175 |
| Brand Logos That Start with A | 0 | - | 4.51 | 69,228 |
| History by Picture - A | 0 | - | 4.25 | 45,455 |
| History by Picture - B | 0 | - | 4.40 | 48,568 |
| History by Picture - C | 0 | - | 4.36 | 54,073 |
| History by Picture - F | 0 | - | 4.35 | 37,575 |
| History by Picture - G | 0 | - | 4.40 | 41,840 |
| History by Picture - D | 0 | - | 4.29 | 43,999 |
| History by Picture - E | 0 | - | 4.27 | 43,619 |
| History by Picture - H | 0 | - | 4.37 | 36,535 |
| History by Picture - K | 0 | - | 4.35 | 33,096 |
| History by Picture - M | 0 | - | 4.17 | 35,904 |
| History by Picture - N | 0 | - | 4.40 | 40,987 |
| History by Picture - O | 0 | - | 4.39 | 36,029 |
| History by Picture - T | 0 | - | 4.20 | 33,090 |
| Name that Nut, Seed, or Bean | 0 | - | 4.63 | 56,837 |
| 1990s Music Trivia #1 | 0 | - | 4.28 | 50,570 |
| 1990s Music Trivia #2 | 0 | - | 4.06 | 35,538 |
| Twelve Days of Christmas | 0 | - | 4.45 | 145,583 |
| Rudolph the Red-Nosed Reindeer | 0 | - | 4.53 | 75,997 |
| Art Works Picture Quiz #1 | 0 | - | 4.51 | 118,456 |
| Art Works Picture Quiz #2 | 0 | - | 4.49 | 104,640 |
| Musical Instruments by Picture #1 | 0 | - | 4.53 | 267,882 |
| Flowers by Picture | 0 | - | 4.46 | 105,003 |
| Art Works Picture Quiz #3 | 0 | - | 4.45 | 48,527 |
| Name that Object #2 | 0 | - | 3.64 | 15,321 |
| Authors by Picture | 0 | - | 4.48 | 25,390 |
| Name that Object #3 | 0 | - | 3.93 | 14,301 |
| Fruit and Vegetable Emojis | 0 | - | 4.42 | 79,443 |
| WWII Figures by Picture | 0 | - | 4.85 | 50,512 |
| College Sports Logos Quiz #3 | 0 | - | 4.30 | 55,045 |
| Planets By Picture Quiz | 0 | - | 4.49 | 56,169 |
| Songs by Picture Quiz #1 | 0 | - | 4.68 | 65,354 |
| Songs by Picture Quiz #2 | 0 | - | 4.41 | 58,401 |
| Fish by Picture #1 | 0 | - | 4.41 | 108,073 |
| Animals A-Z by Picture | 0 | - | 4.08 | 65,891 |
| Mammals by Picture #3 | 0 | - | 4.39 | 61,761 |
| Mammals by Picture #4 | 0 | - | 4.03 | 33,894 |
| Birds by Picture #1 | 0 | - | 4.47 | 41,098 |
| Mammals by Picture #2 | 0 | - | 4.28 | 57,854 |
| First Names A - Z by Picture | 0 | - | 4.05 | 18,507 |
| Famous Germans by Picture | 0 | - | 4.12 | 16,753 |
| Famous Italians by Picture | 0 | - | 4.05 | 21,846 |
| Emoji Flags | 0 | - | 4.35 | 43,810 |
| Flag Coloring Book Puzzle #1 | 0 | - | 4.97 | 169,875 |
| Fill the Map of Europe by Guessing Flag Colors | 0 | - | 4.64 | 37,465 |
| Languages by Combined Flags | 0 | - | 4.53 | 99,125 |
| Satellite Images Quiz #3 | 0 | - | 4.35 | 73,236 |
| Satellite Images - Island Chains | 0 | - | 4.43 | 65,733 |
| Islands by Satellite Image #1 | 0 | - | 4.70 | 70,084 |
| Peninsulas by Satellite Image | 0 | - | 4.53 | 27,669 |
| Landmarks Picture Quiz #1 | 0 | - | 4.16 | 392,969 |
| Airline Logos | 0 | - | 4.45 | 139,936 |
| Fast Food Logos Quiz | 0 | - | 4.43 | 246,903 |
| Mostly-American Candy Logos | 0 | - | 4.14 | 157,786 |
| Brand Logos That Start With S | 0 | - | 4.37 | 56,684 |
| Brand Logos That Start With D | 0 | - | 4.37 | 60,651 |
| Brand Logos That Start With L | 0 | - | 4.39 | 60,173 |
| Brand Logos That Start With C | 0 | - | 4.17 | 49,002 |
| Pictures by Letter - E | 0 | - | 3.49 | 34,275 |
| Pictures by Letter - G | 0 | - | 4.14 | 27,908 |
| Pictures by Letter - L | 0 | - | 4.14 | 30,326 |
| Pictures by Letter - F | 0 | - | 4.17 | 28,802 |
| Pictures by Letter - Z | 0 | - | 4.05 | 23,292 |
| Pictures by Letter - Y | 0 | - | 4.22 | 26,104 |
| Pictures by Letter - R | 0 | - | 4.09 | 24,579 |
| Pictures by Letter - K | 0 | - | 4.18 | 24,917 |
| Pictures by Letter - I | 0 | - | 4.16 | 30,177 |
| Pictures by Letter - N | 0 | - | 4.11 | 24,318 |
| Pictures by Letter - P | 0 | - | 4.05 | 25,858 |
| Pictures by Letter - U | 0 | - | 4.10 | 20,606 |
