| 1950s Celebrities by Picture #2 | 0 | - | 4.29 | 46,093 |
| Play-Doh People from History | 0 | - | 4.99 | 94,560 |
| 1940s Celebrities by Picture | 0 | - | 4.43 | 47,942 |
| 1960s Celebrities by Picture #1 | 0 | - | 4.27 | 70,303 |
| 1960s Celebrities by Picture #2 | 0 | - | 4.26 | 51,343 |
| 1980s Celebrities by Picture #2 | 0 | - | 4.19 | 71,581 |
| 1990s Celebrities by Picture #1 | 0 | - | 4.13 | 79,284 |
| 1990s Celebrities by Picture #2 | 0 | - | 4.16 | 72,265 |
| 2000s Celebrities by Picture #2 | 0 | - | 4.15 | 95,103 |
| Famous Foreheads #1 | 0 | - | 4.47 | 74,728 |
| Name that Historical Figure #1 | 0 | - | 4.63 | 337,013 |
| 1980s Celebrities by Picture #1 | 0 | - | 3.97 | 61,425 |
| 2000s Celebrities by Picture #1 | 0 | - | 3.93 | 102,092 |
| 1930s Celebrities by Picture | 0 | - | 4.33 | 12,489 |
| 1980s Movie Silhouettes | 0 | - | 4.97 | 103,502 |
| International Footballers by Picture | 0 | - | 4.50 | 55,374 |
| Name that Historical Figure #2 | 0 | - | 4.42 | 284,096 |
| Name that Historical Figure #5 | 0 | - | 4.43 | 107,412 |
| Name that Historical Figure #7 - U.S. Edition | 0 | - | 4.51 | 50,690 |
| 1970s Celebrities by Picture #1 | 0 | - | 4.20 | 57,863 |
| 1970s Celebrities by Picture #2 | 0 | - | 4.21 | 50,603 |
| Former Countries by Territory Map | 0 | - | 4.96 | 102,500 |
| Empires by Maps | 0 | - | 4.98 | 119,896 |
| Merged Company Logos #1 | 0 | - | 4.90 | 106,221 |
| Commonly Mixed-Up Countries - Multiple Choice | 0 | - | 4.98 | 52,320 |
| Oscar Nominated Actors by Picture #1 | 0 | - | 4.42 | 165,048 |
| 2010s Celebrities by Picture #1 | 0 | - | 4.32 | 172,303 |
| 2010s Celebrities by Picture #2 | 0 | - | 4.15 | 148,569 |
| Name that Historical Figure #3 | 0 | - | 4.36 | 238,988 |
| Name that Historical Figure #4 | 0 | - | 4.29 | 158,874 |
| Name that Historical Figure #6 | 0 | - | 4.26 | 93,112 |
| Musicians by Picture #1 | 0 | - | 4.39 | 108,349 |
| Musicians by Picture #2 | 0 | - | 4.29 | 76,137 |
| Musicians by Picture #4 | 0 | - | 4.07 | 64,688 |
| Musicians by Picture #3 | 0 | - | 4.10 | 58,823 |
| All Country Flags of the World | 0 | - | 5.00 | 3,646,505 |
| Islands by Shape #2 | 0 | - | 4.88 | 59,183 |
| Visual Memory Test - Random Cartoons | 0 | - | 4.98 | 103,922 |
| Famous Landmarks Out Of Focus #1 | 0 | - | 4.89 | 60,844 |
| Jeppy in Disguise #1 | 0 | - | 4.92 | 49,190 |
| Jeppy in Disguise #2 | 0 | - | 4.96 | 49,371 |
| Women in History by Picture | 0 | - | 4.25 | 25,881 |
| Circular Cutouts from a World Map | 0 | - | 4.98 | 61,418 |
| Country Flags Quiz #1 | 0 | - | 4.98 | 2,534,162 |
| Country Flags Quiz #2 | 0 | - | 4.98 | 1,091,377 |
| Country Flags Quiz #3 | 0 | - | 4.97 | 732,418 |
| Make a Stained Glass Window | 0 | - | 5.00 | 68,331 |
| Oscar Nominated Actresses by Picture #1 | 0 | - | 4.30 | 129,392 |
| Oscar Nominated Actors by Picture #2 | 0 | - | 4.30 | 46,459 |
| Oscar Nominated Actresses by Picture #2 | 0 | - | 4.38 | 48,587 |
| Famous Foreheads #2 | 0 | - | 3.17 | 15,749 |
| Musicians by Picture #5 | 0 | - | 3.93 | 54,116 |
| Flags with Crescents | 0 | - | 4.98 | 168,993 |
| Country Flag Trivia | 0 | - | 4.81 | 56,741 |
| Country Flags with Eagles - Picture Quiz | 0 | - | 4.98 | 103,365 |
| Country Flags with the Union Jack | 0 | - | 4.87 | 77,206 |
| Pixelated Flag Quiz | 0 | - | 4.97 | 86,984 |
| Flag Emblems Scavenger Hunt | 0 | - | 5.00 | 67,072 |
| Flags by Horizontal Stripes #1 | 0 | - | 4.84 | 84,980 |
| Badly Drawn Flags #1 | 0 | - | 4.99 | 60,347 |
| Country Flags with the Sun - Picture Quiz | 0 | - | 4.83 | 52,590 |
| Real vs. Fake Flags | 0 | - | 4.98 | 123,751 |
| National Football Team Logos | 0 | - | 4.85 | 179,903 |
| Years in History by Picture | 0 | - | 4.44 | 35,427 |
| Where Are These Doors? | 0 | - | 4.45 | 29,911 |
| Celebrity Mugshots Quiz #1 | 0 | - | 4.09 | 258,663 |
| Celebrity Mugshots Quiz #3 | 0 | - | 4.05 | 144,760 |
| Merged Company Logos #2 | 0 | - | 4.75 | 77,333 |
| People by Country - Tile Select | 0 | - | 3.77 | 14,193 |
| Princesses by Picture | 0 | - | 4.24 | 18,180 |
| Rappers by Picture | 0 | - | 4.22 | 133,964 |
| Flags to Languages | 0 | - | 4.95 | 173,343 |
| Similar Country Flags - Multiple Choice Quiz | 0 | - | 4.94 | 50,376 |
| Three Real and One Fake - Country Flags | 0 | - | 4.97 | 83,848 |
| Fruits by Picture | 0 | - | 4.19 | 806,575 |
| Old Movies by Picture | 0 | - | 4.51 | 25,045 |
| Musical Instruments by Picture #2 | 0 | - | 4.24 | 46,931 |
| Name that Object #1 | 0 | - | 3.57 | 96,461 |
| Star Wars Original Trilogy Characters by Picture | 0 | - | 4.91 | 48,931 |
| Pick a Picture - Animal Relations | 0 | - | 4.94 | 55,262 |
| Famous Canadians by Picture | 0 | - | 4.39 | 49,310 |
| Celebrity Mugshots Quiz #2 | 0 | - | 3.89 | 113,933 |
| Geography by Picture - B | 0 | - | 4.42 | 55,553 |
| Geography by Picture - H | 0 | - | 4.50 | 58,176 |
| Geography by Picture - N | 0 | - | 4.45 | 42,163 |
| Geography by Picture - R | 0 | - | 4.56 | 40,979 |
| Geography by Picture - T | 0 | - | 4.54 | 57,797 |
| Name the Pixelated Landmark | 0 | - | 4.84 | 62,861 |
| Car Logos Quiz #1 | 0 | - | 4.44 | 537,291 |
| Random Logos Quiz | 0 | - | 4.31 | 208,080 |
| All North American Pro Sports Logos | 0 | - | 4.70 | 114,655 |
| Pictures by Letter - A | 0 | - | 4.17 | 33,347 |
| Pictures by Letter - J | 0 | - | 4.31 | 39,969 |
| Pictures by Letter - B | 0 | - | 4.31 | 43,888 |
| Pictures by Letter - D | 0 | - | 4.13 | 37,536 |
| Pictures by Letter - M | 0 | - | 4.24 | 37,736 |
| Name that Bug | 0 | - | 4.12 | 45,533 |
| Islands by Shape #1 | 0 | - | 4.32 | 84,300 |
| Elements by Picture | 0 | - | 4.27 | 69,825 |
| Rocks and Minerals Picture Quiz | 0 | - | 4.48 | 29,276 |
| Islands by Picture | 0 | - | 4.29 | 106,685 |
| Classic Movies by Movie Posters | 0 | - | 4.45 | 24,215 |
| Animals by Skeleton Image | 0 | - | 4.80 | 46,345 |
| Famous Landmarks Out Of Focus #2 | 0 | - | 4.37 | 41,111 |
| Stranger Things Characters by Picture | 0 | - | 4.38 | 31,781 |
| Animals by Close-up Image | 0 | - | 4.42 | 217,569 |
| Aquatic Mammals by Picture | 0 | - | 4.41 | 45,520 |
| Extinct Animals by Picture | 0 | - | 4.49 | 35,149 |
| Mammals by Picture #1 | 0 | - | 4.70 | 91,627 |
| Famous Australians by Picture | 0 | - | 4.25 | 28,737 |
| Geography by Picture - A | 0 | - | 4.39 | 60,192 |
| Geography by Picture - D | 0 | - | 4.15 | 45,605 |
| Geography by Picture - F | 0 | - | 4.31 | 50,942 |
| Geography by Picture - G | 0 | - | 4.38 | 47,907 |
| Geography by Picture - J | 0 | - | 4.16 | 38,426 |
| Geography by Picture - K | 0 | - | 4.29 | 33,091 |
| Geography by Picture - C | 0 | - | 4.31 | 57,030 |
| Geography by Picture - L | 0 | - | 4.37 | 58,897 |
| Geography by Picture - M | 0 | - | 4.14 | 40,418 |
| Geography by Picture - P | 0 | - | 4.24 | 42,394 |
| Geography by Picture - S | 0 | - | 4.38 | 47,004 |
| Miscellaneous Flags Quiz | 0 | - | 4.42 | 279,885 |
| Country Flags Multiple Choice | 0 | - | 4.97 | 144,257 |
| Flag Maths | 0 | - | 4.64 | 57,741 |
| Satellite Images #1 | 0 | - | 4.46 | 129,282 |
| Satellite Images Quiz #2 | 0 | - | 4.63 | 109,231 |
| Satellite Images Quiz #4 | 0 | - | 4.55 | 88,855 |
| Satellite Images Quiz #5 | 0 | - | 4.52 | 49,850 |
| Satellite Images Quiz #6 | 0 | - | 4.50 | 38,930 |
| Cities by Picture #1 | 0 | - | 4.73 | 85,818 |
| Soccer Team Logos | 0 | - | 4.26 | 373,523 |
| Brand Logos Quiz #1 | 0 | - | 4.82 | 2,417,114 |
| Ultimate Car Logos Quiz | 0 | - | 4.80 | 179,296 |
| Car Logos Quiz #2 | 0 | - | 4.43 | 261,241 |
| Video Game Logos Quiz | 0 | - | 4.40 | 183,630 |
| Movie Logos | 0 | - | 4.33 | 237,777 |
| Brand Logos That Start With M | 0 | - | 4.45 | 62,520 |
| Brand Logos That Start with A | 0 | - | 4.52 | 70,042 |
| History by Picture - A | 0 | - | 4.26 | 45,727 |
| History by Picture - B | 0 | - | 4.40 | 48,878 |
| History by Picture - C | 0 | - | 4.36 | 54,402 |
| History by Picture - F | 0 | - | 4.35 | 37,831 |
| History by Picture - G | 0 | - | 4.40 | 42,089 |
| History by Picture - D | 0 | - | 4.29 | 44,265 |
| History by Picture - E | 0 | - | 4.27 | 43,872 |
| History by Picture - H | 0 | - | 4.37 | 36,748 |
| History by Picture - K | 0 | - | 4.35 | 33,319 |
| History by Picture - M | 0 | - | 4.17 | 36,110 |
| History by Picture - N | 0 | - | 4.40 | 41,212 |
| History by Picture - O | 0 | - | 4.39 | 36,269 |
| History by Picture - T | 0 | - | 4.20 | 33,277 |
| Name that Nut, Seed, or Bean | 0 | - | 4.63 | 57,163 |
| Movies by Screenshot | 0 | - | 4.45 | 90,322 |
| Art Works Picture Quiz #1 | 0 | - | 4.51 | 118,927 |
| Art Works Picture Quiz #2 | 0 | - | 4.49 | 105,138 |
| Musical Instruments by Picture #1 | 0 | - | 4.52 | 268,666 |
| Flowers by Picture | 0 | - | 4.46 | 105,572 |
| Art Works Picture Quiz #3 | 0 | - | 4.45 | 48,688 |
| Name that Object #2 | 0 | - | 3.64 | 15,427 |
| Authors by Picture | 0 | - | 4.48 | 25,510 |
| Name that Object #3 | 0 | - | 3.93 | 14,382 |
| Fruit and Vegetable Emojis | 0 | - | 4.42 | 80,065 |
| WWII Figures by Picture | 0 | - | 4.89 | 65,064 |
| College Sports Logos Quiz #3 | 0 | - | 4.30 | 55,601 |
| Planets By Picture Quiz | 0 | - | 4.49 | 56,627 |
| Songs by Picture Quiz #1 | 0 | - | 4.68 | 65,814 |
| Songs by Picture Quiz #2 | 0 | - | 4.42 | 58,760 |
| Fish by Picture #1 | 0 | - | 4.41 | 108,428 |
| Animals A-Z by Picture | 0 | - | 4.08 | 66,311 |
| Mammals by Picture #3 | 0 | - | 4.39 | 62,038 |
| Mammals by Picture #4 | 0 | - | 4.03 | 34,076 |
| Birds by Picture #1 | 0 | - | 4.47 | 41,506 |
| Mammals by Picture #2 | 0 | - | 4.28 | 58,149 |
| First Names A - Z by Picture | 0 | - | 4.05 | 18,582 |
| Famous Germans by Picture | 0 | - | 4.12 | 16,818 |
| Famous Italians by Picture | 0 | - | 4.05 | 21,917 |
| Emoji Flags | 0 | - | 4.35 | 43,999 |
| Flag Coloring Book Puzzle #1 | 0 | - | 4.97 | 170,953 |
| Fill the Map of Europe by Guessing Flag Colors | 0 | - | 4.67 | 37,763 |
| Languages by Combined Flags | 0 | - | 4.53 | 99,779 |
| Satellite Images Quiz #3 | 0 | - | 4.35 | 73,358 |
| Satellite Images - Island Chains | 0 | - | 4.43 | 66,235 |
| Islands by Satellite Image #1 | 0 | - | 4.70 | 70,542 |
| Peninsulas by Satellite Image | 0 | - | 4.53 | 27,772 |
| Landmarks Picture Quiz #1 | 0 | - | 4.16 | 394,136 |
| Airline Logos | 0 | - | 4.45 | 140,505 |
| Fast Food Logos Quiz | 0 | - | 4.44 | 247,993 |
| Mostly-American Candy Logos | 0 | - | 4.14 | 158,709 |
| Brand Logos That Start With S | 0 | - | 4.37 | 57,387 |
| Brand Logos That Start With B | 0 | - | 4.38 | 59,802 |
| Brand Logos That Start With D | 0 | - | 4.37 | 61,343 |
| Brand Logos That Start With L | 0 | - | 4.39 | 60,902 |
| Brand Logos That Start With C | 0 | - | 4.17 | 49,497 |
| Pictures by Letter - E | 0 | - | 3.49 | 34,447 |
| Pictures by Letter - G | 0 | - | 4.14 | 28,100 |
| Pictures by Letter - L | 0 | - | 4.14 | 30,515 |
| Pictures by Letter - F | 0 | - | 4.17 | 28,993 |
| Pictures by Letter - Z | 0 | - | 4.05 | 23,420 |
| Pictures by Letter - Y | 0 | - | 4.22 | 26,256 |
| Pictures by Letter - R | 0 | - | 4.05 | 24,732 |
