| Pictures by Letter - J | 0 | - | 4.31 | 40,330 |
| Pictures by Letter - B | 0 | - | 4.32 | 44,321 |
| Pictures by Letter - M | 0 | - | 4.24 | 38,064 |
| Former Countries by Territory Map | 0 | - | 4.96 | 104,249 |
| Empires by Maps | 0 | - | 4.98 | 122,611 |
| Merged Company Logos #1 | 0 | - | 4.90 | 107,672 |
| Pictures by Letter - E | 0 | - | 3.51 | 34,694 |
| Pictures by Letter - G | 0 | - | 4.14 | 28,435 |
| Pictures by Letter - L | 0 | - | 4.14 | 30,807 |
| Pictures by Letter - F | 0 | - | 4.18 | 29,316 |
| Pictures by Letter - Z | 0 | - | 4.05 | 23,637 |
| Pictures by Letter - Y | 0 | - | 4.21 | 26,493 |
| Pictures by Letter - R | 0 | - | 4.05 | 24,967 |
| Pictures by Letter - K | 0 | - | 4.18 | 25,328 |
| Pictures by Letter - I | 0 | - | 4.16 | 30,624 |
| Pictures by Letter - N | 0 | - | 4.12 | 24,698 |
| Pictures by Letter - P | 0 | - | 4.05 | 26,244 |
| Pictures by Letter - U | 0 | - | 4.10 | 20,978 |
| Pictures by Letter - T | 0 | - | 4.34 | 27,910 |
| Islands by Shape #2 | 0 | - | 4.88 | 59,609 |
| Visual Memory Test - Random Cartoons | 0 | - | 4.98 | 105,717 |
| Play-Doh People from History | 0 | - | 4.99 | 95,797 |
| Famous Landmarks Out Of Focus #1 | 0 | - | 4.89 | 61,762 |
| Where Are These Doors? | 0 | - | 4.45 | 30,274 |
| Jeppy in Disguise #1 | 0 | - | 4.92 | 50,156 |
| Jeppy in Disguise #2 | 0 | - | 4.96 | 50,213 |
| Circular Cutouts from a World Map | 0 | - | 4.98 | 62,306 |
| All Country Flags of the World | 0 | - | 5.00 | 3,726,442 |
| Pictures by Letter - H | 0 | - | 3.97 | 30,704 |
| Pictures by Letter - C | 0 | - | 4.00 | 30,452 |
| Pictures by Letter - O | 0 | - | 3.98 | 28,880 |
| Pictures by Letter - Q | 0 | - | 3.92 | 20,607 |
| Pictures by Letter - S | 0 | - | 3.82 | 21,148 |
| Pictures by Letter - W | 0 | - | 3.87 | 20,323 |
| Pictures by Letter - V | 0 | - | 4.00 | 18,146 |
| Years in History by Picture | 0 | - | 4.45 | 35,950 |
| Famous Foreheads #1 | 0 | - | 4.47 | 75,562 |
| Country Flags Quiz #1 | 0 | - | 4.98 | 2,548,081 |
| Country Flags Quiz #2 | 0 | - | 4.99 | 1,098,406 |
| Country Flags Quiz #3 | 0 | - | 4.97 | 737,222 |
| Merged Company Logos #2 | 0 | - | 4.75 | 78,469 |
| Name that Object #1 | 0 | - | 3.57 | 96,654 |
| Animals by Skeleton Image | 0 | - | 4.81 | 47,064 |
| Make a Stained Glass Window | 0 | - | 5.00 | 69,218 |
| Flags with Crescents | 0 | - | 4.98 | 171,801 |
| Country Flag Trivia | 0 | - | 4.82 | 58,334 |
| Country Flags with Eagles - Picture Quiz | 0 | - | 4.98 | 105,205 |
| Country Flags with the Union Jack | 0 | - | 4.87 | 78,658 |
| Pixelated Flag Quiz | 0 | - | 4.97 | 88,936 |
| Flag Emblems Scavenger Hunt | 0 | - | 5.00 | 68,148 |
| Flags by Horizontal Stripes #1 | 0 | - | 4.84 | 86,198 |
| Badly Drawn Flags #1 | 0 | - | 4.99 | 61,210 |
| Country Flags with the Sun - Picture Quiz | 0 | - | 4.81 | 53,658 |
| Real vs. Fake Flags | 0 | - | 4.98 | 126,129 |
| Ultimate Car Logos Quiz | 0 | - | 4.81 | 185,040 |
| National Football Team Logos | 0 | - | 4.85 | 182,595 |
| Old Movies by Picture | 0 | - | 4.51 | 25,297 |
| Musical Instruments by Picture #2 | 0 | - | 4.24 | 47,354 |
| Random Logos Quiz | 0 | - | 4.33 | 209,974 |
| Fruits by Picture | 0 | - | 4.19 | 809,893 |
| Geography by Picture - B | 0 | - | 4.42 | 55,840 |
| Geography by Picture - H | 0 | - | 4.50 | 58,441 |
| Geography by Picture - N | 0 | - | 4.45 | 42,405 |
| Geography by Picture - R | 0 | - | 4.56 | 41,203 |
| Geography by Picture - T | 0 | - | 4.54 | 58,058 |
| Flags to Languages | 0 | - | 4.95 | 174,718 |
| All North American Pro Sports Logos | 0 | - | 4.72 | 116,686 |
| Similar Country Flags - Multiple Choice Quiz | 0 | - | 4.94 | 51,154 |
| Name that Object #2 | 0 | - | 3.63 | 15,551 |
| Name that Object #3 | 0 | - | 3.93 | 14,484 |
| Pick a Picture - Animal Relations | 0 | - | 4.94 | 56,002 |
| Name that Historical Figure #1 | 0 | - | 4.63 | 341,132 |
| Name the Pixelated Landmark | 0 | - | 4.85 | 63,678 |
| Car Logos Quiz #1 | 0 | - | 4.52 | 545,342 |
| Three Real and One Fake - Country Flags | 0 | - | 4.97 | 84,899 |
| Name that Bug | 0 | - | 4.12 | 45,661 |
| Islands by Shape #1 | 0 | - | 4.33 | 84,563 |
| Elements by Picture | 0 | - | 4.27 | 70,406 |
| Rocks and Minerals Picture Quiz | 0 | - | 4.48 | 29,556 |
| Islands by Picture | 0 | - | 4.28 | 107,982 |
| Classic Movies by Movie Posters | 0 | - | 4.45 | 24,489 |
| Famous Landmarks Out Of Focus #2 | 0 | - | 4.37 | 41,637 |
| Animals by Close-up Image | 0 | - | 4.42 | 219,572 |
| Aquatic Mammals by Picture | 0 | - | 4.41 | 46,075 |
| Extinct Animals by Picture | 0 | - | 4.49 | 35,556 |
| Mammals by Picture #1 | 0 | - | 4.69 | 92,587 |
| International Footballers by Picture | 0 | - | 4.51 | 56,646 |
| Name that Historical Figure #2 | 0 | - | 4.42 | 287,495 |
| Name that Historical Figure #5 | 0 | - | 4.43 | 109,720 |
| Name that Historical Figure #7 - U.S. Edition | 0 | - | 4.51 | 51,800 |
| Geography by Picture - A | 0 | - | 4.39 | 60,499 |
| Geography by Picture - D | 0 | - | 4.15 | 45,833 |
| Geography by Picture - F | 0 | - | 4.31 | 51,240 |
| Geography by Picture - G | 0 | - | 4.39 | 48,131 |
| Geography by Picture - J | 0 | - | 4.16 | 38,643 |
| Geography by Picture - K | 0 | - | 4.29 | 33,301 |
| Geography by Picture - C | 0 | - | 4.31 | 57,292 |
| Geography by Picture - L | 0 | - | 4.37 | 59,191 |
| Geography by Picture - M | 0 | - | 4.14 | 40,633 |
| Geography by Picture - P | 0 | - | 4.24 | 42,615 |
| Geography by Picture - S | 0 | - | 4.38 | 47,221 |
| Miscellaneous Flags Quiz | 0 | - | 4.42 | 282,457 |
| Flag Maths | 0 | - | 4.61 | 57,869 |
| Satellite Images #1 | 0 | - | 4.46 | 130,137 |
| Satellite Images Quiz #2 | 0 | - | 4.64 | 109,994 |
| Satellite Images Quiz #4 | 0 | - | 4.55 | 89,485 |
| Satellite Images Quiz #5 | 0 | - | 4.52 | 50,325 |
| Satellite Images Quiz #6 | 0 | - | 4.50 | 39,289 |
| Cities by Picture #1 | 0 | - | 4.74 | 86,697 |
| Soccer Team Logos | 0 | - | 4.26 | 378,417 |
| Car Logos Quiz #2 | 0 | - | 4.43 | 264,375 |
| Video Game Logos Quiz | 0 | - | 4.40 | 185,306 |
| Movie Logos | 0 | - | 4.33 | 240,859 |
| Brand Logos That Start with A | 0 | - | 4.52 | 71,366 |
| History by Picture - A | 0 | - | 4.26 | 46,236 |
| History by Picture - B | 0 | - | 4.40 | 49,438 |
| History by Picture - C | 0 | - | 4.33 | 54,980 |
| History by Picture - F | 0 | - | 4.35 | 38,272 |
| History by Picture - G | 0 | - | 4.40 | 42,507 |
| History by Picture - D | 0 | - | 4.29 | 44,733 |
| History by Picture - E | 0 | - | 4.25 | 44,318 |
| History by Picture - H | 0 | - | 4.37 | 37,155 |
| History by Picture - K | 0 | - | 4.35 | 33,679 |
| History by Picture - M | 0 | - | 4.17 | 36,459 |
| History by Picture - N | 0 | - | 4.40 | 41,595 |
| History by Picture - O | 0 | - | 4.39 | 36,610 |
| History by Picture - T | 0 | - | 4.20 | 33,604 |
| Name that Nut, Seed, or Bean | 0 | - | 4.57 | 57,880 |
| Country Flags Multiple Choice | 0 | - | 4.97 | 145,720 |
| Brand Logos Quiz #1 | 0 | - | 4.83 | 2,441,955 |
| Art Works Picture Quiz #1 | 0 | - | 4.51 | 119,999 |
| Art Works Picture Quiz #2 | 0 | - | 4.49 | 106,131 |
| Musical Instruments by Picture #1 | 0 | - | 4.52 | 269,949 |
| Foods by Picture | 0 | - | 3.81 | 226,766 |
| Flowers by Picture | 0 | - | 4.46 | 105,895 |
| Junk Foods by Picture | 0 | - | 3.69 | 96,844 |
| Art Works Picture Quiz #3 | 0 | - | 4.45 | 49,033 |
| Christmas by Picture | 0 | - | 4.26 | 28,243 |
| Hats by Picture | 0 | - | 4.21 | 18,029 |
| Weapons by Picture | 0 | - | 4.13 | 21,231 |
| Cars by Picture | 0 | - | 3.89 | 41,871 |
| Reptile Picture Quiz | 0 | - | 4.32 | 14,403 |
| Authors by Picture | 0 | - | 4.48 | 25,657 |
| Plants by Picture | 0 | - | 4.24 | 14,534 |
| Fruit and Vegetable Emojis | 0 | - | 4.45 | 91,152 |
| WWII Figures by Picture | 0 | - | 4.89 | 66,511 |
| College Sports Logos Quiz #3 | 0 | - | 4.30 | 56,245 |
| Planets By Picture Quiz | 0 | - | 4.49 | 57,507 |
| Songs by Picture Quiz #1 | 0 | - | 4.68 | 66,609 |
| Songs by Picture Quiz #2 | 0 | - | 4.42 | 59,400 |
| Fish by Picture #1 | 0 | - | 4.41 | 109,148 |
| Animals A-Z by Picture | 0 | - | 4.08 | 66,994 |
| Mammals by Picture #3 | 0 | - | 4.39 | 62,576 |
| Mammals by Picture #4 | 0 | - | 4.03 | 34,392 |
| Birds by Picture #1 | 0 | - | 4.47 | 42,150 |
| Mammals by Picture #2 | 0 | - | 4.28 | 58,643 |
| Oscar Nominated Actors by Picture #1 | 0 | - | 4.42 | 165,877 |
| Women in History by Picture | 0 | - | 4.25 | 26,075 |
| Famous Foreheads #2 | 0 | - | 3.17 | 15,882 |
| Name that Historical Figure #3 | 0 | - | 4.37 | 249,117 |
| Name that Historical Figure #4 | 0 | - | 4.29 | 161,335 |
| Name that Historical Figure #6 | 0 | - | 4.26 | 95,131 |
| Musicians by Picture #1 | 0 | - | 4.38 | 110,330 |
| Musicians by Picture #2 | 0 | - | 4.29 | 77,605 |
| Musicians by Picture #4 | 0 | - | 4.07 | 65,784 |
| Musicians by Picture #3 | 0 | - | 4.10 | 59,687 |
| Geography by Picture - E | 0 | - | 3.54 | 47,529 |
| Landforms by Picture | 0 | - | 4.31 | 20,776 |
| Geography by Picture - I | 0 | - | 4.00 | 39,568 |
| Geography by Picture - O | 0 | - | 4.01 | 28,284 |
| Emoji Flags | 0 | - | 4.35 | 44,336 |
| Fill the Map of Europe by Guessing Flag Colors | 0 | - | 4.69 | 38,302 |
| Languages by Combined Flags | 0 | - | 4.53 | 100,833 |
| Satellite Images Quiz #3 | 0 | - | 4.35 | 73,743 |
| Satellite Images - Island Chains | 0 | - | 4.43 | 67,122 |
| Islands by Satellite Image #1 | 0 | - | 4.70 | 71,399 |
| Peninsulas by Satellite Image | 0 | - | 4.53 | 27,955 |
| Landmarks Picture Quiz #1 | 0 | - | 4.16 | 396,723 |
| Airline Logos | 0 | - | 4.45 | 141,594 |
| Fast Food Logos Quiz | 0 | - | 4.45 | 249,768 |
| Mostly-American Candy Logos | 0 | - | 4.14 | 160,194 |
| Brand Logos That Start With M | 0 | - | 4.38 | 63,693 |
| Brand Logos That Start With S | 0 | - | 4.37 | 58,474 |
| Brand Logos That Start With B | 0 | - | 4.38 | 60,808 |
| Brand Logos That Start With D | 0 | - | 4.37 | 62,366 |
| Brand Logos That Start With L | 0 | - | 4.40 | 62,062 |
| Brand Logos That Start With C | 0 | - | 4.21 | 50,258 |
| History by Picture - I | 0 | - | 4.24 | 26,509 |
| History by Picture - J | 0 | - | 4.18 | 27,002 |
| History by Picture - L | 0 | - | 4.18 | 31,080 |
| History by Picture - P | 0 | - | 4.08 | 25,531 |
| History by Picture - Q | 0 | - | 4.03 | 22,307 |
| History by Picture - R | 0 | - | 4.13 | 27,106 |
| History by Picture - S | 0 | - | 4.14 | 28,036 |
| History by Picture - U | 0 | - | 4.25 | 25,381 |
| History by Picture - V | 0 | - | 4.31 | 25,356 |
| History by Picture - W | 0 | - | 4.01 | 21,854 |
| Vegetables by Picture | 0 | - | 4.39 | 63,952 |
| Pick a Picture - Musical Instruments | 0 | - | 4.53 | 52,814 |
| Brand Logos A-Z | 0 | - | 4.21 | 43,966 |
