| Musicians by Picture #1 | 0 | - | 4.39 | 107,012 |
| Musicians by Picture #2 | 0 | - | 4.29 | 75,218 |
| Musicians by Picture #4 | 0 | - | 4.07 | 63,979 |
| Musicians by Picture #3 | 0 | - | 4.10 | 58,289 |
| Play-Doh People from History | 0 | - | 4.99 | 93,780 |
| Famous Foreheads #1 | 0 | - | 4.47 | 74,168 |
| Name that Historical Figure #1 | 0 | - | 4.63 | 335,349 |
| 1940s Celebrities by Picture | 0 | - | 4.43 | 47,749 |
| International Footballers by Picture | 0 | - | 4.50 | 54,652 |
| Name that Historical Figure #2 | 0 | - | 4.43 | 282,463 |
| Name that Historical Figure #5 | 0 | - | 4.43 | 106,550 |
| Name that Historical Figure #7 - U.S. Edition | 0 | - | 4.50 | 50,261 |
| Former Countries by Territory Map | 0 | - | 4.96 | 101,420 |
| Empires by Maps | 0 | - | 4.98 | 118,293 |
| Merged Company Logos #1 | 0 | - | 4.91 | 105,357 |
| Oscar Nominated Actors by Picture #1 | 0 | - | 4.42 | 164,389 |
| Rappers by Picture | 0 | - | 4.22 | 132,652 |
| 1960s Celebrities by Picture #1 | 0 | - | 4.27 | 69,991 |
| 1960s Celebrities by Picture #2 | 0 | - | 4.26 | 51,096 |
| 1950s Celebrities by Picture #1 | 0 | - | 4.24 | 50,908 |
| 1980s Celebrities by Picture #2 | 0 | - | 4.19 | 71,215 |
| 1990s Celebrities by Picture #1 | 0 | - | 4.13 | 78,959 |
| 1990s Celebrities by Picture #2 | 0 | - | 4.16 | 71,899 |
| 2000s Celebrities by Picture #2 | 0 | - | 4.15 | 94,527 |
| 1950s Celebrities by Picture #2 | 0 | - | 4.29 | 45,906 |
| Name that Historical Figure #3 | 0 | - | 4.36 | 237,559 |
| Name that Historical Figure #4 | 0 | - | 4.29 | 157,954 |
| Name that Historical Figure #6 | 0 | - | 4.27 | 92,367 |
| All Country Flags of the World | 0 | - | 5.00 | 3,597,774 |
| Islands by Shape #2 | 0 | - | 4.88 | 58,972 |
| Visual Memory Test - Random Cartoons | 0 | - | 4.98 | 102,680 |
| Famous Landmarks Out Of Focus #1 | 0 | - | 4.89 | 60,259 |
| Women in History by Picture | 0 | - | 4.25 | 25,750 |
| Circular Cutouts from a World Map | 0 | - | 4.98 | 60,984 |
| Country Flags Quiz #1 | 0 | - | 4.98 | 2,525,479 |
| Country Flags Quiz #2 | 0 | - | 4.98 | 1,086,998 |
| Country Flags Quiz #3 | 0 | - | 4.98 | 729,373 |
| Make a Stained Glass Window | 0 | - | 5.00 | 67,759 |
| Oscar Nominated Actresses by Picture #1 | 0 | - | 4.30 | 128,952 |
| 1980s Celebrities by Picture #1 | 0 | - | 3.97 | 61,182 |
| 2000s Celebrities by Picture #1 | 0 | - | 3.93 | 101,646 |
| Oscar Nominated Actors by Picture #2 | 0 | - | 4.29 | 46,062 |
| Oscar Nominated Actresses by Picture #2 | 0 | - | 4.35 | 48,213 |
| Famous Foreheads #2 | 0 | - | 3.17 | 15,646 |
| Flags with Crescents | 0 | - | 4.98 | 167,410 |
| Country Flag Trivia | 0 | - | 4.81 | 55,852 |
| Country Flags with Eagles - Picture Quiz | 0 | - | 4.98 | 102,315 |
| Country Flags with the Union Jack | 0 | - | 4.87 | 76,398 |
| Pixelated Flag Quiz | 0 | - | 4.98 | 85,820 |
| Flag Emblems Scavenger Hunt | 0 | - | 5.00 | 66,389 |
| Flags by Horizontal Stripes #1 | 0 | - | 4.84 | 84,318 |
| Country Flags with the Sun - Picture Quiz | 0 | - | 4.83 | 51,968 |
| Real vs. Fake Flags | 0 | - | 4.98 | 122,445 |
| National Football Team Logos | 0 | - | 4.84 | 178,528 |
| 1930s Celebrities by Picture | 0 | - | 4.33 | 12,309 |
| Countries by National Anthem | 0 | - | 4.92 | 71,007 |
| Years in History by Picture | 0 | - | 4.44 | 35,072 |
| Celebrity Mugshots Quiz #1 | 0 | - | 4.09 | 257,944 |
| Celebrity Mugshots Quiz #3 | 0 | - | 4.05 | 144,466 |
| Merged Company Logos #2 | 0 | - | 4.75 | 76,695 |
| 2010s Celebrities by Picture #1 | 0 | - | 4.32 | 171,087 |
| 2010s Celebrities by Picture #2 | 0 | - | 4.15 | 147,667 |
| People by Country - Tile Select | 0 | - | 3.75 | 14,154 |
| Flags to Languages | 0 | - | 4.95 | 172,409 |
| Similar Country Flags - Multiple Choice Quiz | 0 | - | 4.96 | 50,143 |
| Three Real and One Fake - Country Flags | 0 | - | 4.97 | 83,208 |
| Fruits by Picture | 0 | - | 4.20 | 804,457 |
| Old Movies by Picture | 0 | - | 4.51 | 24,778 |
| Musical Instruments by Picture #2 | 0 | - | 4.24 | 46,644 |
| Name that Object #1 | 0 | - | 3.56 | 96,285 |
| Pick a Picture - Animal Relations | 0 | - | 4.94 | 54,796 |
| Famous Canadians by Picture | 0 | - | 4.39 | 49,114 |
| Celebrity Mugshots Quiz #2 | 0 | - | 3.89 | 113,680 |
| Geography by Picture - B | 0 | - | 4.42 | 55,395 |
| Geography by Picture - H | 0 | - | 4.49 | 58,029 |
| Geography by Picture - N | 0 | - | 4.45 | 42,038 |
| Geography by Picture - R | 0 | - | 4.55 | 40,870 |
| Geography by Picture - T | 0 | - | 4.54 | 57,663 |
| Name the Pixelated Landmark | 0 | - | 4.84 | 62,390 |
| Car Logos Quiz #1 | 0 | - | 4.44 | 531,571 |
| Random Logos Quiz | 0 | - | 4.32 | 206,935 |
| All North American Pro Sports Logos | 0 | - | 4.70 | 113,105 |
| Pictures by Letter - A | 0 | - | 4.17 | 33,106 |
| Pictures by Letter - J | 0 | - | 4.31 | 39,700 |
| Pictures by Letter - B | 0 | - | 4.31 | 43,594 |
| Pictures by Letter - D | 0 | - | 4.16 | 37,286 |
| Pictures by Letter - M | 0 | - | 4.24 | 37,505 |
| Name that Bug | 0 | - | 4.12 | 45,438 |
| Islands by Shape #1 | 0 | - | 4.32 | 84,175 |
| 1970s Celebrities by Picture #1 | 0 | - | 4.20 | 57,600 |
| 1970s Celebrities by Picture #2 | 0 | - | 4.21 | 50,386 |
| Elements by Picture | 0 | - | 4.28 | 69,514 |
| Rocks and Minerals Picture Quiz | 0 | - | 4.48 | 29,146 |
| Islands by Picture | 0 | - | 4.29 | 105,810 |
| Classic Movies by Movie Posters | 0 | - | 4.44 | 24,019 |
| Animals by Skeleton Image | 0 | - | 4.80 | 45,942 |
| 1980s Movie Silhouettes | 0 | - | 4.97 | 102,426 |
| Animals by Close-up Image | 0 | - | 4.42 | 216,527 |
| Aquatic Mammals by Picture | 0 | - | 4.41 | 45,205 |
| Extinct Animals by Picture | 0 | - | 4.49 | 34,896 |
| Mammals by Picture #1 | 0 | - | 4.70 | 91,069 |
| Famous Australians by Picture | 0 | - | 4.25 | 28,593 |
| Geography by Picture - A | 0 | - | 4.39 | 60,038 |
| Geography by Picture - D | 0 | - | 4.15 | 45,476 |
| Geography by Picture - F | 0 | - | 4.31 | 50,817 |
| Geography by Picture - G | 0 | - | 4.38 | 47,778 |
| Geography by Picture - J | 0 | - | 4.16 | 38,329 |
| Geography by Picture - K | 0 | - | 4.28 | 33,006 |
| Geography by Picture - C | 0 | - | 4.31 | 56,896 |
| Geography by Picture - L | 0 | - | 4.37 | 58,739 |
| Geography by Picture - M | 0 | - | 4.14 | 40,338 |
| Geography by Picture - P | 0 | - | 4.24 | 42,293 |
| Geography by Picture - S | 0 | - | 4.38 | 46,902 |
| Miscellaneous Flags Quiz | 0 | - | 4.42 | 278,206 |
| Country Flags Multiple Choice | 0 | - | 4.97 | 143,375 |
| Flag Maths | 0 | - | 4.78 | 57,669 |
| Satellite Images Quiz #1 | 0 | - | 4.46 | 128,985 |
| Satellite Images Quiz #2 | 0 | - | 4.63 | 108,967 |
| Satellite Images Quiz #4 | 0 | - | 4.55 | 88,630 |
| Satellite Images Quiz #5 | 0 | - | 4.48 | 49,632 |
| Satellite Images Quiz #6 | 0 | - | 4.50 | 38,794 |
| Cities by Picture #1 | 0 | - | 4.73 | 85,318 |
| Soccer Team Logos | 0 | - | 4.26 | 370,491 |
| Brand Logos Quiz #1 | 0 | - | 4.83 | 2,400,426 |
| Ultimate Car Logos Quiz | 0 | - | 4.79 | 175,924 |
| Car Logos Quiz #2 | 0 | - | 4.43 | 259,056 |
| Video Game Logos Quiz | 0 | - | 4.40 | 182,536 |
| Movie Logos | 0 | - | 4.33 | 235,659 |
| Brand Logos That Start With M | 0 | - | 4.45 | 61,692 |
| Brand Logos That Start With B | 0 | - | 4.41 | 59,139 |
| Brand Logos That Start with A | 0 | - | 4.51 | 69,183 |
| History by Picture - A | 0 | - | 4.25 | 45,439 |
| History by Picture - B | 0 | - | 4.40 | 48,547 |
| History by Picture - C | 0 | - | 4.36 | 54,054 |
| History by Picture - F | 0 | - | 4.35 | 37,562 |
| History by Picture - G | 0 | - | 4.40 | 41,821 |
| History by Picture - D | 0 | - | 4.29 | 43,985 |
| History by Picture - E | 0 | - | 4.27 | 43,604 |
| History by Picture - H | 0 | - | 4.37 | 36,518 |
| History by Picture - K | 0 | - | 4.35 | 33,085 |
| History by Picture - M | 0 | - | 4.17 | 35,893 |
| History by Picture - N | 0 | - | 4.40 | 40,972 |
| History by Picture - O | 0 | - | 4.39 | 36,008 |
| History by Picture - T | 0 | - | 4.20 | 33,070 |
| Name that Nut, Seed, or Bean | 0 | - | 4.63 | 56,809 |
| 1990s Music Trivia #1 | 0 | - | 4.28 | 50,558 |
| 1990s Music Trivia #2 | 0 | - | 4.06 | 35,530 |
| Twelve Days of Christmas | 0 | - | 4.45 | 145,566 |
| Rudolph the Red-Nosed Reindeer | 0 | - | 4.53 | 75,986 |
| Art Works Picture Quiz #1 | 0 | - | 4.51 | 118,426 |
| Art Works Picture Quiz #2 | 0 | - | 4.49 | 104,603 |
| Musical Instruments by Picture #1 | 0 | - | 4.53 | 267,827 |
| Flowers by Picture | 0 | - | 4.46 | 104,996 |
| Art Works Picture Quiz #3 | 0 | - | 4.45 | 48,523 |
| Name that Object #2 | 0 | - | 3.64 | 15,315 |
| Authors by Picture | 0 | - | 4.48 | 25,388 |
| Name that Object #3 | 0 | - | 3.93 | 14,296 |
| Fruit and Vegetable Emojis | 0 | - | 4.42 | 79,394 |
| WWII Figures by Picture | 0 | - | 4.85 | 50,464 |
| College Sports Logos Quiz #3 | 0 | - | 4.30 | 55,008 |
| Planets By Picture Quiz | 0 | - | 4.49 | 56,132 |
| Songs by Picture Quiz #1 | 0 | - | 4.68 | 65,311 |
| Songs by Picture Quiz #2 | 0 | - | 4.41 | 58,369 |
| Fish by Picture #1 | 0 | - | 4.41 | 108,049 |
| Animals A-Z by Picture | 0 | - | 4.08 | 65,858 |
| Mammals by Picture #3 | 0 | - | 4.39 | 61,747 |
| Mammals by Picture #4 | 0 | - | 4.03 | 33,884 |
| Birds by Picture #1 | 0 | - | 4.47 | 41,071 |
| Mammals by Picture #2 | 0 | - | 4.28 | 57,833 |
| First Names A - Z by Picture | 0 | - | 4.05 | 18,502 |
| Famous Germans by Picture | 0 | - | 4.12 | 16,749 |
| Famous Italians by Picture | 0 | - | 4.05 | 21,843 |
| Emoji Flags | 0 | - | 4.35 | 43,802 |
| Flag Coloring Book Puzzle #1 | 0 | - | 4.97 | 169,764 |
| Fill the Map of Europe by Guessing Flag Colors | 0 | - | 4.64 | 37,442 |
| Languages by Combined Flags | 0 | - | 4.53 | 99,079 |
| Satellite Images Quiz #3 | 0 | - | 4.35 | 73,227 |
| Satellite Images - Island Chains | 0 | - | 4.43 | 65,711 |
| Islands by Satellite Image #1 | 0 | - | 4.70 | 70,056 |
| Peninsulas by Satellite Image | 0 | - | 4.53 | 27,661 |
| Landmarks Picture Quiz #1 | 0 | - | 4.16 | 392,872 |
| Airline Logos | 0 | - | 4.45 | 139,896 |
| Fast Food Logos Quiz | 0 | - | 4.43 | 246,823 |
| Mostly-American Candy Logos | 0 | - | 4.14 | 157,717 |
| Brand Logos That Start With S | 0 | - | 4.37 | 56,620 |
| Brand Logos That Start With D | 0 | - | 4.37 | 60,601 |
| Brand Logos That Start With L | 0 | - | 4.39 | 60,133 |
| Brand Logos That Start With C | 0 | - | 4.17 | 48,976 |
| Pictures by Letter - E | 0 | - | 3.49 | 34,261 |
| Pictures by Letter - G | 0 | - | 4.14 | 27,894 |
| Pictures by Letter - L | 0 | - | 4.14 | 30,311 |
| Pictures by Letter - F | 0 | - | 4.17 | 28,788 |
| Pictures by Letter - Z | 0 | - | 4.05 | 23,287 |
| Pictures by Letter - Y | 0 | - | 4.22 | 26,097 |
| Pictures by Letter - R | 0 | - | 4.09 | 24,570 |
| Pictures by Letter - K | 0 | - | 4.18 | 24,907 |
| Pictures by Letter - I | 0 | - | 4.16 | 30,166 |
| Pictures by Letter - N | 0 | - | 4.11 | 24,309 |
| Pictures by Letter - P | 0 | - | 4.05 | 25,849 |
| Pictures by Letter - U | 0 | - | 4.10 | 20,597 |
