| Musicians by Picture #1 | 0 | - | 4.39 | 107,106 |
| Musicians by Picture #2 | 0 | - | 4.29 | 75,278 |
| Musicians by Picture #4 | 0 | - | 4.07 | 64,038 |
| Musicians by Picture #3 | 0 | - | 4.10 | 58,320 |
| Play-Doh People from History | 0 | - | 4.99 | 93,841 |
| Famous Foreheads #1 | 0 | - | 4.47 | 74,213 |
| Name that Historical Figure #1 | 0 | - | 4.63 | 335,476 |
| 1940s Celebrities by Picture | 0 | - | 4.43 | 47,766 |
| International Footballers by Picture | 0 | - | 4.50 | 54,719 |
| Name that Historical Figure #2 | 0 | - | 4.43 | 282,592 |
| Name that Historical Figure #5 | 0 | - | 4.43 | 106,607 |
| Name that Historical Figure #7 - U.S. Edition | 0 | - | 4.50 | 50,286 |
| Former Countries by Territory Map | 0 | - | 4.96 | 101,518 |
| Empires by Maps | 0 | - | 4.98 | 118,454 |
| Merged Company Logos #1 | 0 | - | 4.91 | 105,415 |
| Oscar Nominated Actors by Picture #1 | 0 | - | 4.42 | 164,428 |
| Rappers by Picture | 0 | - | 4.22 | 132,749 |
| 1960s Celebrities by Picture #1 | 0 | - | 4.27 | 70,011 |
| 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 | 71,244 |
| 1990s Celebrities by Picture #1 | 0 | - | 4.13 | 78,987 |
| 1990s Celebrities by Picture #2 | 0 | - | 4.16 | 71,932 |
| 2000s Celebrities by Picture #2 | 0 | - | 4.15 | 94,579 |
| 1950s Celebrities by Picture #2 | 0 | - | 4.29 | 45,922 |
| Name that Historical Figure #3 | 0 | - | 4.36 | 237,631 |
| Name that Historical Figure #4 | 0 | - | 4.29 | 158,023 |
| Name that Historical Figure #6 | 0 | - | 4.27 | 92,411 |
| All Country Flags of the World | 0 | - | 5.00 | 3,601,135 |
| Islands by Shape #2 | 0 | - | 4.88 | 58,991 |
| Visual Memory Test - Random Cartoons | 0 | - | 4.98 | 102,745 |
| Famous Landmarks Out Of Focus #1 | 0 | - | 4.89 | 60,301 |
| Women in History by Picture | 0 | - | 4.25 | 25,757 |
| Circular Cutouts from a World Map | 0 | - | 4.98 | 61,023 |
| Country Flags Quiz #1 | 0 | - | 4.98 | 2,526,166 |
| Country Flags Quiz #2 | 0 | - | 4.98 | 1,087,307 |
| Country Flags Quiz #3 | 0 | - | 4.98 | 729,595 |
| Make a Stained Glass Window | 0 | - | 5.00 | 67,798 |
| Oscar Nominated Actresses by Picture #1 | 0 | - | 4.30 | 128,986 |
| 1980s Celebrities by Picture #1 | 0 | - | 3.97 | 61,200 |
| 2000s Celebrities by Picture #1 | 0 | - | 3.93 | 101,686 |
| Oscar Nominated Actors by Picture #2 | 0 | - | 4.29 | 46,092 |
| Oscar Nominated Actresses by Picture #2 | 0 | - | 4.35 | 48,249 |
| Famous Foreheads #2 | 0 | - | 3.17 | 15,655 |
| Flags with Crescents | 0 | - | 4.98 | 167,530 |
| Country Flag Trivia | 0 | - | 4.81 | 55,916 |
| Country Flags with Eagles - Picture Quiz | 0 | - | 4.98 | 102,393 |
| Country Flags with the Union Jack | 0 | - | 4.87 | 76,439 |
| Pixelated Flag Quiz | 0 | - | 4.98 | 85,890 |
| Flag Emblems Scavenger Hunt | 0 | - | 5.00 | 66,449 |
| Flags by Horizontal Stripes #1 | 0 | - | 4.84 | 84,370 |
| Country Flags with the Sun - Picture Quiz | 0 | - | 4.83 | 52,017 |
| Real vs. Fake Flags | 0 | - | 4.98 | 122,534 |
| National Football Team Logos | 0 | - | 4.84 | 178,635 |
| 1930s Celebrities by Picture | 0 | - | 4.33 | 12,323 |
| Countries by National Anthem | 0 | - | 4.92 | 71,018 |
| Years in History by Picture | 0 | - | 4.44 | 35,100 |
| Celebrity Mugshots Quiz #1 | 0 | - | 4.09 | 258,151 |
| Celebrity Mugshots Quiz #3 | 0 | - | 4.05 | 144,537 |
| Merged Company Logos #2 | 0 | - | 4.75 | 76,738 |
| 2010s Celebrities by Picture #1 | 0 | - | 4.32 | 171,185 |
| 2010s Celebrities by Picture #2 | 0 | - | 4.15 | 147,748 |
| People by Country - Tile Select | 0 | - | 3.75 | 14,156 |
| Flags to Languages | 0 | - | 4.95 | 172,467 |
| Similar Country Flags - Multiple Choice Quiz | 0 | - | 4.94 | 50,151 |
| Three Real and One Fake - Country Flags | 0 | - | 4.97 | 83,255 |
| Fruits by Picture | 0 | - | 4.20 | 804,584 |
| Old Movies by Picture | 0 | - | 4.51 | 24,792 |
| Musical Instruments by Picture #2 | 0 | - | 4.24 | 46,671 |
| Name that Object #1 | 0 | - | 3.56 | 96,301 |
| Pick a Picture - Animal Relations | 0 | - | 4.94 | 54,831 |
| Famous Canadians by Picture | 0 | - | 4.39 | 49,130 |
| 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 | 62,421 |
| Car Logos Quiz #1 | 0 | - | 4.44 | 531,954 |
| Random Logos Quiz | 0 | - | 4.32 | 206,995 |
| All North American Pro Sports Logos | 0 | - | 4.70 | 113,244 |
| Pictures by Letter - A | 0 | - | 4.17 | 33,122 |
| Pictures by Letter - J | 0 | - | 4.31 | 39,717 |
| Pictures by Letter - B | 0 | - | 4.31 | 43,612 |
| Pictures by Letter - D | 0 | - | 4.16 | 37,302 |
| Pictures by Letter - M | 0 | - | 4.24 | 37,521 |
| 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 | 50,404 |
| Elements by Picture | 0 | - | 4.28 | 69,541 |
| Rocks and Minerals Picture Quiz | 0 | - | 4.48 | 29,155 |
| Islands by Picture | 0 | - | 4.29 | 105,873 |
| Classic Movies by Movie Posters | 0 | - | 4.44 | 24,042 |
| Animals by Skeleton Image | 0 | - | 4.80 | 45,977 |
| 1980s Movie Silhouettes | 0 | - | 4.97 | 102,581 |
| Animals by Close-up Image | 0 | - | 4.42 | 216,568 |
| Aquatic Mammals by Picture | 0 | - | 4.41 | 45,229 |
| Extinct Animals by Picture | 0 | - | 4.49 | 34,912 |
| Mammals by Picture #1 | 0 | - | 4.70 | 91,095 |
| 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 | 33,012 |
| Geography by Picture - C | 0 | - | 4.31 | 56,904 |
| Geography by Picture - L | 0 | - | 4.37 | 58,755 |
| 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 | 46,907 |
| Miscellaneous Flags Quiz | 0 | - | 4.42 | 278,331 |
| Country Flags Multiple Choice | 0 | - | 4.97 | 143,435 |
| 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 | 88,645 |
| Satellite Images Quiz #5 | 0 | - | 4.48 | 49,645 |
| Satellite Images Quiz #6 | 0 | - | 4.50 | 38,804 |
| Cities by Picture #1 | 0 | - | 4.73 | 85,350 |
| Soccer Team Logos | 0 | - | 4.26 | 370,746 |
| Brand Logos Quiz #1 | 0 | - | 4.83 | 2,401,601 |
| Ultimate Car Logos Quiz | 0 | - | 4.79 | 176,167 |
| Car Logos Quiz #2 | 0 | - | 4.43 | 259,203 |
| Video Game Logos Quiz | 0 | - | 4.40 | 182,626 |
| Movie Logos | 0 | - | 4.33 | 235,831 |
| Brand Logos That Start With M | 0 | - | 4.45 | 61,751 |
| Brand Logos That Start With B | 0 | - | 4.41 | 59,176 |
| Brand Logos That Start with A | 0 | - | 4.51 | 69,235 |
| History by Picture - A | 0 | - | 4.25 | 45,455 |
| History by Picture - B | 0 | - | 4.40 | 48,571 |
| 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 | 41,841 |
| History by Picture - D | 0 | - | 4.29 | 44,000 |
| History by Picture - E | 0 | - | 4.27 | 43,620 |
| History by Picture - H | 0 | - | 4.37 | 36,535 |
| History by Picture - K | 0 | - | 4.35 | 33,097 |
| History by Picture - M | 0 | - | 4.17 | 35,905 |
| History by Picture - N | 0 | - | 4.40 | 40,988 |
| History by Picture - O | 0 | - | 4.39 | 36,032 |
| History by Picture - T | 0 | - | 4.20 | 33,091 |
| Name that Nut, Seed, or Bean | 0 | - | 4.63 | 56,838 |
| 1990s Music Trivia #1 | 0 | - | 4.28 | 50,572 |
| 1990s Music Trivia #2 | 0 | - | 4.06 | 35,538 |
| Twelve Days of Christmas | 0 | - | 4.45 | 145,585 |
| Rudolph the Red-Nosed Reindeer | 0 | - | 4.53 | 75,998 |
| Art Works Picture Quiz #1 | 0 | - | 4.51 | 118,457 |
| Art Works Picture Quiz #2 | 0 | - | 4.49 | 104,642 |
| Musical Instruments by Picture #1 | 0 | - | 4.53 | 267,890 |
| 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 | 15,322 |
| Authors by Picture | 0 | - | 4.48 | 25,391 |
| Name that Object #3 | 0 | - | 3.93 | 14,302 |
| Fruit and Vegetable Emojis | 0 | - | 4.42 | 79,448 |
| WWII Figures by Picture | 0 | - | 4.85 | 50,515 |
| College Sports Logos Quiz #3 | 0 | - | 4.30 | 55,047 |
| Planets By Picture Quiz | 0 | - | 4.49 | 56,173 |
| Songs by Picture Quiz #1 | 0 | - | 4.68 | 65,356 |
| Songs by Picture Quiz #2 | 0 | - | 4.41 | 58,403 |
| Fish by Picture #1 | 0 | - | 4.41 | 108,073 |
| Animals A-Z by Picture | 0 | - | 4.08 | 65,892 |
| 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 | 41,099 |
| Mammals by Picture #2 | 0 | - | 4.28 | 57,856 |
| 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 | 169,878 |
| Fill the Map of Europe by Guessing Flag Colors | 0 | - | 4.64 | 37,466 |
| Languages by Combined Flags | 0 | - | 4.53 | 99,131 |
| Satellite Images Quiz #3 | 0 | - | 4.35 | 73,236 |
| Satellite Images - Island Chains | 0 | - | 4.43 | 65,734 |
| Islands by Satellite Image #1 | 0 | - | 4.70 | 70,086 |
| Peninsulas by Satellite Image | 0 | - | 4.53 | 27,669 |
| Landmarks Picture Quiz #1 | 0 | - | 4.16 | 392,979 |
| Airline Logos | 0 | - | 4.45 | 139,937 |
| Fast Food Logos Quiz | 0 | - | 4.43 | 246,905 |
| Mostly-American Candy Logos | 0 | - | 4.14 | 157,789 |
| Brand Logos That Start With S | 0 | - | 4.37 | 56,689 |
| Brand Logos That Start With D | 0 | - | 4.37 | 60,656 |
| Brand Logos That Start With L | 0 | - | 4.39 | 60,175 |
| Brand Logos That Start With C | 0 | - | 4.17 | 49,002 |
| Pictures by Letter - E | 0 | - | 3.49 | 34,277 |
| Pictures by Letter - G | 0 | - | 4.14 | 27,910 |
| Pictures by Letter - L | 0 | - | 4.14 | 30,327 |
| Pictures by Letter - F | 0 | - | 4.17 | 28,804 |
| Pictures by Letter - Z | 0 | - | 4.05 | 23,293 |
| 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 |
