| Musicians by Picture #1 | 0 | - | 4.38 | 109,893 |
| Musicians by Picture #4 | 0 | - | 4.07 | 65,518 |
| Musicians by Picture #3 | 0 | - | 4.10 | 59,480 |
| Play-Doh People from History | 0 | - | 4.99 | 95,454 |
| Famous Foreheads #1 | 0 | - | 4.47 | 75,365 |
| Name that Historical Figure #1 | 0 | - | 4.63 | 339,223 |
| 1940s Celebrities by Picture | 0 | - | 4.43 | 48,187 |
| International Footballers by Picture | 0 | - | 4.51 | 56,333 |
| Name that Historical Figure #2 | 0 | - | 4.42 | 285,915 |
| Name that Historical Figure #5 | 0 | - | 4.43 | 108,504 |
| Name that Historical Figure #7 - U.S. Edition | 0 | - | 4.51 | 51,164 |
| Former Countries by Territory Map | 0 | - | 4.96 | 103,701 |
| Empires by Maps | 0 | - | 4.98 | 121,802 |
| Merged Company Logos #1 | 0 | - | 4.90 | 107,223 |
| Oscar Nominated Actors by Picture #1 | 0 | - | 4.42 | 165,745 |
| Rappers by Picture | 0 | - | 4.23 | 135,610 |
| 1960s Celebrities by Picture #1 | 0 | - | 4.27 | 70,725 |
| 1960s Celebrities by Picture #2 | 0 | - | 4.26 | 51,643 |
| 1950s Celebrities by Picture #1 | 0 | - | 4.24 | 51,351 |
| 1980s Celebrities by Picture #2 | 0 | - | 4.19 | 72,084 |
| 1990s Celebrities by Picture #1 | 0 | - | 4.14 | 79,734 |
| 1990s Celebrities by Picture #2 | 0 | - | 4.16 | 72,790 |
| 2000s Celebrities by Picture #2 | 0 | - | 4.15 | 96,038 |
| 1950s Celebrities by Picture #2 | 0 | - | 4.29 | 46,337 |
| Name that Historical Figure #3 | 0 | - | 4.36 | 240,576 |
| Name that Historical Figure #4 | 0 | - | 4.29 | 160,012 |
| Name that Historical Figure #6 | 0 | - | 4.26 | 93,989 |
| All Country Flags of the World | 0 | - | 5.00 | 3,707,915 |
| Islands by Shape #2 | 0 | - | 4.88 | 59,484 |
| Visual Memory Test - Random Cartoons | 0 | - | 4.98 | 105,249 |
| Famous Landmarks Out Of Focus #1 | 0 | - | 4.89 | 61,530 |
| Women in History by Picture | 0 | - | 4.25 | 26,019 |
| Circular Cutouts from a World Map | 0 | - | 4.98 | 62,039 |
| Country Flags Quiz #1 | 0 | - | 4.98 | 2,544,811 |
| Country Flags Quiz #2 | 0 | - | 4.99 | 1,096,671 |
| Country Flags Quiz #3 | 0 | - | 4.97 | 736,092 |
| Animals by Skeleton Image | 0 | - | 4.81 | 46,891 |
| Make a Stained Glass Window | 0 | - | 5.00 | 68,992 |
| Oscar Nominated Actresses by Picture #1 | 0 | - | 4.30 | 130,057 |
| 1980s Celebrities by Picture #1 | 0 | - | 3.97 | 61,772 |
| 2000s Celebrities by Picture #1 | 0 | - | 3.93 | 102,648 |
| Oscar Nominated Actors by Picture #2 | 0 | - | 4.30 | 46,853 |
| Oscar Nominated Actresses by Picture #2 | 0 | - | 4.38 | 49,012 |
| Famous Foreheads #2 | 0 | - | 3.17 | 15,845 |
| Flags with Crescents | 0 | - | 4.98 | 171,174 |
| Country Flag Trivia | 0 | - | 4.81 | 57,901 |
| Country Flags with Eagles - Picture Quiz | 0 | - | 4.98 | 104,781 |
| Country Flags with the Union Jack | 0 | - | 4.87 | 78,326 |
| Pixelated Flag Quiz | 0 | - | 4.97 | 88,456 |
| Flag Emblems Scavenger Hunt | 0 | - | 5.00 | 67,863 |
| Flags by Horizontal Stripes #1 | 0 | - | 4.84 | 85,900 |
| Country Flags with the Sun - Picture Quiz | 0 | - | 4.81 | 53,422 |
| Real vs. Fake Flags | 0 | - | 4.98 | 125,599 |
| Ultimate Car Logos Quiz | 0 | - | 4.81 | 183,676 |
| National Football Team Logos | 0 | - | 4.85 | 181,670 |
| 1930s Celebrities by Picture | 0 | - | 4.33 | 12,711 |
| Countries by National Anthem | 0 | - | 4.92 | 71,394 |
| Years in History by Picture | 0 | - | 4.44 | 35,746 |
| Celebrity Mugshots Quiz #1 | 0 | - | 4.07 | 259,696 |
| Celebrity Mugshots Quiz #3 | 0 | - | 4.05 | 145,214 |
| Merged Company Logos #2 | 0 | - | 4.75 | 78,121 |
| 2010s Celebrities by Picture #1 | 0 | - | 4.32 | 173,829 |
| 2010s Celebrities by Picture #2 | 0 | - | 4.15 | 149,767 |
| People by Country - Tile Select | 0 | - | 3.77 | 14,238 |
| Flags to Languages | 0 | - | 4.95 | 174,412 |
| Similar Country Flags - Multiple Choice Quiz | 0 | - | 4.94 | 50,975 |
| Fruits by Picture | 0 | - | 4.19 | 808,993 |
| Old Movies by Picture | 0 | - | 4.51 | 25,243 |
| Musical Instruments by Picture #2 | 0 | - | 4.24 | 47,282 |
| Name that Object #1 | 0 | - | 3.57 | 96,601 |
| Pick a Picture - Animal Relations | 0 | - | 4.94 | 55,822 |
| Famous Canadians by Picture | 0 | - | 4.39 | 49,494 |
| Celebrity Mugshots Quiz #2 | 0 | - | 3.89 | 114,300 |
| Geography by Picture - B | 0 | - | 4.42 | 55,761 |
| Geography by Picture - H | 0 | - | 4.50 | 58,360 |
| Geography by Picture - N | 0 | - | 4.45 | 42,329 |
| Geography by Picture - R | 0 | - | 4.56 | 41,133 |
| Geography by Picture - T | 0 | - | 4.54 | 57,983 |
| Name the Pixelated Landmark | 0 | - | 4.85 | 63,396 |
| Car Logos Quiz #1 | 0 | - | 4.52 | 543,588 |
| Random Logos Quiz | 0 | - | 4.33 | 209,386 |
| All North American Pro Sports Logos | 0 | - | 4.70 | 116,234 |
| Pictures by Letter - A | 0 | - | 4.18 | 33,626 |
| Pictures by Letter - J | 0 | - | 4.31 | 40,257 |
| Pictures by Letter - B | 0 | - | 4.32 | 44,237 |
| Pictures by Letter - D | 0 | - | 4.14 | 37,788 |
| Pictures by Letter - M | 0 | - | 4.24 | 37,991 |
| Three Real and One Fake - Country Flags | 0 | - | 4.97 | 84,678 |
| Name that Bug | 0 | - | 4.12 | 45,626 |
| Islands by Shape #1 | 0 | - | 4.33 | 84,494 |
| 1970s Celebrities by Picture #1 | 0 | - | 4.20 | 58,244 |
| 1970s Celebrities by Picture #2 | 0 | - | 4.21 | 50,956 |
| Elements by Picture | 0 | - | 4.27 | 70,284 |
| Rocks and Minerals Picture Quiz | 0 | - | 4.48 | 29,502 |
| Islands by Picture | 0 | - | 4.28 | 107,694 |
| Classic Movies by Movie Posters | 0 | - | 4.45 | 24,435 |
| 1980s Movie Silhouettes | 0 | - | 4.97 | 104,592 |
| Famous Landmarks Out Of Focus #2 | 0 | - | 4.37 | 41,509 |
| Animals by Close-up Image | 0 | - | 4.42 | 218,993 |
| Aquatic Mammals by Picture | 0 | - | 4.41 | 45,984 |
| Extinct Animals by Picture | 0 | - | 4.49 | 35,462 |
| Mammals by Picture #1 | 0 | - | 4.70 | 92,388 |
| Famous Australians by Picture | 0 | - | 4.25 | 28,932 |
| Geography by Picture - A | 0 | - | 4.39 | 60,410 |
| Geography by Picture - D | 0 | - | 4.15 | 45,769 |
| Geography by Picture - F | 0 | - | 4.31 | 51,153 |
| Geography by Picture - G | 0 | - | 4.39 | 48,063 |
| Geography by Picture - J | 0 | - | 4.16 | 38,577 |
| Geography by Picture - K | 0 | - | 4.29 | 33,233 |
| Geography by Picture - C | 0 | - | 4.31 | 57,214 |
| Geography by Picture - L | 0 | - | 4.37 | 59,118 |
| Geography by Picture - M | 0 | - | 4.14 | 40,565 |
| Geography by Picture - P | 0 | - | 4.24 | 42,550 |
| Geography by Picture - S | 0 | - | 4.38 | 47,168 |
| Miscellaneous Flags Quiz | 0 | - | 4.42 | 281,916 |
| Country Flags Multiple Choice | 0 | - | 4.97 | 145,335 |
| Flag Maths | 0 | - | 4.61 | 57,826 |
| Satellite Images #1 | 0 | - | 4.47 | 129,931 |
| Satellite Images Quiz #2 | 0 | - | 4.64 | 109,622 |
| Satellite Images Quiz #4 | 0 | - | 4.55 | 89,179 |
| Satellite Images Quiz #5 | 0 | - | 4.52 | 50,191 |
| Satellite Images Quiz #6 | 0 | - | 4.50 | 39,176 |
| Cities by Picture #1 | 0 | - | 4.74 | 86,510 |
| Soccer Team Logos | 0 | - | 4.26 | 377,296 |
| Brand Logos Quiz #1 | 0 | - | 4.83 | 2,436,665 |
| Car Logos Quiz #2 | 0 | - | 4.43 | 263,682 |
| Video Game Logos Quiz | 0 | - | 4.40 | 184,906 |
| Movie Logos | 0 | - | 4.33 | 240,177 |
| Brand Logos That Start with A | 0 | - | 4.52 | 71,082 |
| History by Picture - A | 0 | - | 4.26 | 46,108 |
| History by Picture - B | 0 | - | 4.40 | 49,305 |
| History by Picture - C | 0 | - | 4.33 | 54,833 |
| History by Picture - F | 0 | - | 4.35 | 38,157 |
| History by Picture - G | 0 | - | 4.40 | 42,394 |
| History by Picture - D | 0 | - | 4.29 | 44,617 |
| History by Picture - E | 0 | - | 4.25 | 44,197 |
| History by Picture - H | 0 | - | 4.37 | 37,044 |
| History by Picture - K | 0 | - | 4.35 | 33,578 |
| History by Picture - M | 0 | - | 4.17 | 36,364 |
| History by Picture - N | 0 | - | 4.40 | 41,500 |
| History by Picture - O | 0 | - | 4.39 | 36,529 |
| History by Picture - T | 0 | - | 4.20 | 33,515 |
| Name that Nut, Seed, or Bean | 0 | - | 4.57 | 57,609 |
| 1990s Music Trivia #1 | 0 | - | 4.28 | 50,996 |
| 1990s Music Trivia #2 | 0 | - | 4.06 | 35,818 |
| 1970s Music Trivia | 0 | - | 4.29 | 31,759 |
| Twelve Days of Christmas | 0 | - | 4.45 | 146,215 |
| Rudolph the Red-Nosed Reindeer | 0 | - | 4.53 | 76,427 |
| Art Works Picture Quiz #1 | 0 | - | 4.51 | 119,766 |
| Art Works Picture Quiz #2 | 0 | - | 4.49 | 105,825 |
| Musical Instruments by Picture #1 | 0 | - | 4.52 | 269,699 |
| Flowers by Picture | 0 | - | 4.46 | 105,837 |
| Art Works Picture Quiz #3 | 0 | - | 4.45 | 48,939 |
| Name that Object #2 | 0 | - | 3.63 | 15,514 |
| Authors by Picture | 0 | - | 4.48 | 25,624 |
| Name that Object #3 | 0 | - | 3.93 | 14,454 |
| Fruit and Vegetable Emojis | 0 | - | 4.45 | 90,820 |
| WWII Figures by Picture | 0 | - | 4.89 | 66,176 |
| College Sports Logos Quiz #3 | 0 | - | 4.30 | 56,131 |
| Planets By Picture Quiz | 0 | - | 4.49 | 57,309 |
| Songs by Picture Quiz #1 | 0 | - | 4.68 | 66,453 |
| Songs by Picture Quiz #2 | 0 | - | 4.42 | 59,267 |
| Fish by Picture #1 | 0 | - | 4.41 | 109,030 |
| Animals A-Z by Picture | 0 | - | 4.08 | 66,827 |
| Mammals by Picture #3 | 0 | - | 4.39 | 62,476 |
| Mammals by Picture #4 | 0 | - | 4.03 | 34,325 |
| Birds by Picture #1 | 0 | - | 4.47 | 42,014 |
| Mammals by Picture #2 | 0 | - | 4.28 | 58,537 |
| First Names A - Z by Picture | 0 | - | 4.05 | 18,702 |
| Famous Germans by Picture | 0 | - | 4.12 | 16,896 |
| Famous Italians by Picture | 0 | - | 4.06 | 22,008 |
| Emoji Flags | 0 | - | 4.35 | 44,265 |
| Flag Coloring Book Puzzle #1 | 0 | - | 4.96 | 172,611 |
| Fill the Map of Europe by Guessing Flag Colors | 0 | - | 4.68 | 38,200 |
| Languages by Combined Flags | 0 | - | 4.53 | 100,600 |
| Satellite Images Quiz #3 | 0 | - | 4.35 | 73,614 |
| Satellite Images - Island Chains | 0 | - | 4.43 | 66,914 |
| Islands by Satellite Image #1 | 0 | - | 4.70 | 71,209 |
| Peninsulas by Satellite Image | 0 | - | 4.53 | 27,920 |
| Landmarks Picture Quiz #1 | 0 | - | 4.16 | 395,555 |
| Airline Logos | 0 | - | 4.45 | 141,358 |
| Fast Food Logos Quiz | 0 | - | 4.45 | 249,358 |
| Mostly-American Candy Logos | 0 | - | 4.14 | 159,829 |
| Brand Logos That Start With M | 0 | - | 4.38 | 63,453 |
| Brand Logos That Start With S | 0 | - | 4.37 | 58,211 |
| Brand Logos That Start With B | 0 | - | 4.38 | 60,574 |
| Brand Logos That Start With D | 0 | - | 4.36 | 62,132 |
| Brand Logos That Start With L | 0 | - | 4.39 | 61,835 |
| Brand Logos That Start With C | 0 | - | 4.20 | 50,076 |
| Pictures by Letter - E | 0 | - | 3.51 | 34,642 |
| Pictures by Letter - G | 0 | - | 4.14 | 28,366 |
| Pictures by Letter - L | 0 | - | 4.14 | 30,750 |
| Pictures by Letter - F | 0 | - | 4.18 | 29,249 |
| Pictures by Letter - Z | 0 | - | 4.05 | 23,589 |
| Pictures by Letter - Y | 0 | - | 4.21 | 26,438 |
| Pictures by Letter - R | 0 | - | 4.05 | 24,911 |
| Pictures by Letter - K | 0 | - | 4.18 | 25,284 |
| Pictures by Letter - I | 0 | - | 4.16 | 30,556 |
| Pictures by Letter - N | 0 | - | 4.11 | 24,644 |
| Pictures by Letter - P | 0 | - | 4.05 | 26,194 |
