| Pictures by Letter - J | 0 | - | 4.31 | 40,343 |
| Pictures by Letter - B | 0 | - | 4.32 | 44,335 |
| Pictures by Letter - D | 0 | - | 4.14 | 37,870 |
| Pictures by Letter - M | 0 | - | 4.24 | 38,077 |
| Former Countries by Territory Map | 0 | - | 4.96 | 104,312 |
| Empires by Maps | 0 | - | 4.98 | 122,722 |
| Merged Company Logos #1 | 0 | - | 4.90 | 107,744 |
| Pictures by Letter - E | 0 | - | 3.51 | 34,705 |
| Pictures by Letter - G | 0 | - | 4.14 | 28,452 |
| Pictures by Letter - L | 0 | - | 4.14 | 30,824 |
| Pictures by Letter - F | 0 | - | 4.18 | 29,328 |
| Pictures by Letter - Z | 0 | - | 4.05 | 23,644 |
| Pictures by Letter - Y | 0 | - | 4.21 | 26,502 |
| Pictures by Letter - R | 0 | - | 4.05 | 24,976 |
| Pictures by Letter - K | 0 | - | 4.18 | 25,340 |
| Pictures by Letter - I | 0 | - | 4.16 | 30,632 |
| Pictures by Letter - N | 0 | - | 4.12 | 24,706 |
| Pictures by Letter - P | 0 | - | 4.05 | 26,254 |
| Pictures by Letter - U | 0 | - | 4.10 | 20,987 |
| Islands by Shape #2 | 0 | - | 4.88 | 59,625 |
| Visual Memory Test - Random Cartoons | 0 | - | 4.98 | 105,806 |
| Play-Doh People from History | 0 | - | 4.99 | 95,854 |
| Famous Landmarks Out Of Focus #1 | 0 | - | 4.89 | 61,796 |
| Where Are These Doors? | 0 | - | 4.45 | 30,285 |
| Jeppy in Disguise #1 | 0 | - | 4.92 | 50,201 |
| Jeppy in Disguise #2 | 0 | - | 4.96 | 50,249 |
| Circular Cutouts from a World Map | 0 | - | 4.98 | 62,330 |
| All Country Flags of the World | 0 | - | 5.00 | 3,729,882 |
| Pictures by Letter - H | 0 | - | 3.97 | 30,712 |
| Pictures by Letter - C | 0 | - | 4.00 | 30,467 |
| Pictures by Letter - O | 0 | - | 3.98 | 28,891 |
| Pictures by Letter - Q | 0 | - | 3.92 | 20,615 |
| Pictures by Letter - S | 0 | - | 3.82 | 21,157 |
| Pictures by Letter - W | 0 | - | 3.87 | 20,328 |
| Pictures by Letter - V | 0 | - | 4.00 | 18,153 |
| Years in History by Picture | 0 | - | 4.45 | 35,968 |
| Famous Foreheads #1 | 0 | - | 4.47 | 75,597 |
| Country Flags Quiz #1 | 0 | - | 4.98 | 2,548,649 |
| Country Flags Quiz #2 | 0 | - | 4.99 | 1,098,721 |
| Country Flags Quiz #3 | 0 | - | 4.97 | 737,425 |
| Merged Company Logos #2 | 0 | - | 4.75 | 78,526 |
| Name that Object #1 | 0 | - | 3.57 | 96,657 |
| Animals by Skeleton Image | 0 | - | 4.81 | 47,090 |
| Make a Stained Glass Window | 0 | - | 5.00 | 69,258 |
| Flags with Crescents | 0 | - | 4.98 | 171,891 |
| Country Flag Trivia | 0 | - | 4.82 | 58,395 |
| Country Flags with Eagles - Picture Quiz | 0 | - | 4.98 | 105,275 |
| Country Flags with the Union Jack | 0 | - | 4.87 | 78,717 |
| Pixelated Flag Quiz | 0 | - | 4.97 | 89,020 |
| Flag Emblems Scavenger Hunt | 0 | - | 5.00 | 68,184 |
| Flags by Horizontal Stripes #1 | 0 | - | 4.84 | 86,240 |
| Badly Drawn Flags #1 | 0 | - | 4.99 | 61,259 |
| Country Flags with the Sun - Picture Quiz | 0 | - | 4.81 | 53,698 |
| Real vs. Fake Flags | 0 | - | 4.98 | 126,212 |
| Ultimate Car Logos Quiz | 0 | - | 4.81 | 185,270 |
| National Football Team Logos | 0 | - | 4.82 | 195,672 |
| Old Movies by Picture | 0 | - | 4.51 | 25,302 |
| Musical Instruments by Picture #2 | 0 | - | 4.24 | 47,363 |
| Random Logos Quiz | 0 | - | 4.33 | 210,043 |
| Fruits by Picture | 0 | - | 4.19 | 810,010 |
| Geography by Picture - B | 0 | - | 4.42 | 55,848 |
| Geography by Picture - H | 0 | - | 4.50 | 58,450 |
| Geography by Picture - N | 0 | - | 4.45 | 42,413 |
| Geography by Picture - R | 0 | - | 4.56 | 41,210 |
| Geography by Picture - T | 0 | - | 4.54 | 58,068 |
| Flags to Languages | 0 | - | 4.95 | 174,849 |
| All North American Pro Sports Logos | 0 | - | 4.72 | 116,775 |
| Similar Country Flags - Multiple Choice Quiz | 0 | - | 4.94 | 51,192 |
| Name that Object #2 | 0 | - | 3.63 | 15,555 |
| Name that Object #3 | 0 | - | 3.93 | 14,486 |
| Pick a Picture - Animal Relations | 0 | - | 4.94 | 56,026 |
| Name that Historical Figure #1 | 0 | - | 4.63 | 341,272 |
| Name the Pixelated Landmark | 0 | - | 4.85 | 63,727 |
| Car Logos Quiz #1 | 0 | - | 4.52 | 545,711 |
| Three Real and One Fake - Country Flags | 0 | - | 4.97 | 84,951 |
| Name that Bug | 0 | - | 4.12 | 45,665 |
| Islands by Shape #1 | 0 | - | 4.33 | 84,572 |
| Elements by Picture | 0 | - | 4.27 | 70,424 |
| Rocks and Minerals Picture Quiz | 0 | - | 4.48 | 29,564 |
| Islands by Picture | 0 | - | 4.28 | 108,038 |
| Classic Movies by Movie Posters | 0 | - | 4.45 | 24,505 |
| Famous Landmarks Out Of Focus #2 | 0 | - | 4.37 | 41,655 |
| Animals by Close-up Image | 0 | - | 4.42 | 219,623 |
| Aquatic Mammals by Picture | 0 | - | 4.41 | 46,090 |
| Extinct Animals by Picture | 0 | - | 4.49 | 35,571 |
| Mammals by Picture #1 | 0 | - | 4.69 | 92,626 |
| International Footballers by Picture | 0 | - | 4.51 | 56,906 |
| Name that Historical Figure #2 | 0 | - | 4.42 | 287,625 |
| Name that Historical Figure #5 | 0 | - | 4.43 | 109,802 |
| Name that Historical Figure #7 - U.S. Edition | 0 | - | 4.51 | 51,840 |
| Geography by Picture - A | 0 | - | 4.39 | 60,506 |
| Geography by Picture - D | 0 | - | 4.15 | 45,836 |
| Geography by Picture - F | 0 | - | 4.31 | 51,248 |
| Geography by Picture - G | 0 | - | 4.39 | 48,140 |
| Geography by Picture - J | 0 | - | 4.16 | 38,649 |
| Geography by Picture - K | 0 | - | 4.29 | 33,307 |
| Geography by Picture - C | 0 | - | 4.31 | 57,301 |
| Geography by Picture - L | 0 | - | 4.37 | 59,200 |
| Geography by Picture - M | 0 | - | 4.14 | 40,639 |
| Geography by Picture - P | 0 | - | 4.24 | 42,622 |
| Geography by Picture - S | 0 | - | 4.38 | 47,229 |
| Miscellaneous Flags Quiz | 0 | - | 4.42 | 282,545 |
| Flag Maths | 0 | - | 4.61 | 57,872 |
| Satellite Images #1 | 0 | - | 4.46 | 130,153 |
| Satellite Images Quiz #2 | 0 | - | 4.64 | 110,005 |
| Satellite Images Quiz #4 | 0 | - | 4.55 | 89,502 |
| Satellite Images Quiz #5 | 0 | - | 4.52 | 50,341 |
| Satellite Images Quiz #6 | 0 | - | 4.50 | 39,299 |
| Cities by Picture #1 | 0 | - | 4.74 | 86,729 |
| Soccer Team Logos | 0 | - | 4.26 | 378,874 |
| Car Logos Quiz #2 | 0 | - | 4.43 | 264,512 |
| Video Game Logos Quiz | 0 | - | 4.40 | 185,374 |
| Movie Logos | 0 | - | 4.33 | 240,988 |
| Brand Logos That Start with A | 0 | - | 4.52 | 71,418 |
| History by Picture - A | 0 | - | 4.26 | 46,272 |
| History by Picture - B | 0 | - | 4.40 | 49,474 |
| History by Picture - C | 0 | - | 4.33 | 55,019 |
| History by Picture - F | 0 | - | 4.35 | 38,295 |
| History by Picture - G | 0 | - | 4.40 | 42,529 |
| History by Picture - D | 0 | - | 4.29 | 44,768 |
| History by Picture - E | 0 | - | 4.25 | 44,339 |
| History by Picture - H | 0 | - | 4.37 | 37,178 |
| History by Picture - K | 0 | - | 4.35 | 33,697 |
| History by Picture - M | 0 | - | 4.17 | 36,476 |
| History by Picture - N | 0 | - | 4.40 | 41,616 |
| History by Picture - O | 0 | - | 4.40 | 36,629 |
| History by Picture - T | 0 | - | 4.20 | 33,618 |
| Name that Nut, Seed, or Bean | 0 | - | 4.57 | 57,908 |
| Country Flags Multiple Choice | 0 | - | 4.97 | 145,800 |
| Brand Logos Quiz #1 | 0 | - | 4.83 | 2,442,859 |
| Art Works Picture Quiz #1 | 0 | - | 4.51 | 120,040 |
| Art Works Picture Quiz #2 | 0 | - | 4.49 | 106,169 |
| Musical Instruments by Picture #1 | 0 | - | 4.52 | 270,000 |
| Foods by Picture | 0 | - | 3.81 | 226,805 |
| Flowers by Picture | 0 | - | 4.46 | 105,905 |
| Junk Foods by Picture | 0 | - | 3.69 | 96,867 |
| Art Works Picture Quiz #3 | 0 | - | 4.45 | 49,049 |
| Christmas by Picture | 0 | - | 4.26 | 28,247 |
| Hats by Picture | 0 | - | 4.21 | 18,030 |
| Weapons by Picture | 0 | - | 4.13 | 21,239 |
| Cars by Picture | 0 | - | 3.89 | 41,889 |
| Reptile Picture Quiz | 0 | - | 4.32 | 14,408 |
| Authors by Picture | 0 | - | 4.48 | 25,661 |
| Plants by Picture | 0 | - | 4.24 | 14,542 |
| Fruit and Vegetable Emojis | 0 | - | 4.45 | 91,200 |
| WWII Figures by Picture | 0 | - | 4.89 | 66,551 |
| College Sports Logos Quiz #3 | 0 | - | 4.30 | 56,295 |
| Planets By Picture Quiz | 0 | - | 4.49 | 57,533 |
| Songs by Picture Quiz #1 | 0 | - | 4.68 | 66,636 |
| Songs by Picture Quiz #2 | 0 | - | 4.42 | 59,422 |
| Fish by Picture #1 | 0 | - | 4.41 | 109,162 |
| Animals A-Z by Picture | 0 | - | 4.08 | 67,017 |
| Mammals by Picture #3 | 0 | - | 4.39 | 62,591 |
| Mammals by Picture #4 | 0 | - | 4.03 | 34,396 |
| Birds by Picture #1 | 0 | - | 4.47 | 42,175 |
| Mammals by Picture #2 | 0 | - | 4.28 | 58,653 |
| Oscar Nominated Actors by Picture #1 | 0 | - | 4.42 | 165,895 |
| Women in History by Picture | 0 | - | 4.25 | 26,083 |
| Famous Foreheads #2 | 0 | - | 3.17 | 15,895 |
| Name that Historical Figure #3 | 0 | - | 4.37 | 249,505 |
| Name that Historical Figure #4 | 0 | - | 4.29 | 161,426 |
| Name that Historical Figure #6 | 0 | - | 4.26 | 95,193 |
| Musicians by Picture #1 | 0 | - | 4.38 | 110,400 |
| Musicians by Picture #2 | 0 | - | 4.29 | 77,663 |
| Musicians by Picture #4 | 0 | - | 4.07 | 65,829 |
| Musicians by Picture #3 | 0 | - | 4.10 | 59,722 |
| Geography by Picture - E | 0 | - | 3.54 | 47,537 |
| Landforms by Picture | 0 | - | 4.31 | 20,781 |
| Geography by Picture - I | 0 | - | 4.00 | 39,573 |
| Geography by Picture - O | 0 | - | 4.01 | 28,290 |
| Emoji Flags | 0 | - | 4.35 | 44,349 |
| Fill the Map of Europe by Guessing Flag Colors | 0 | - | 4.69 | 38,333 |
| Languages by Combined Flags | 0 | - | 4.53 | 100,864 |
| Satellite Images Quiz #3 | 0 | - | 4.35 | 73,751 |
| Satellite Images - Island Chains | 0 | - | 4.43 | 67,151 |
| Islands by Satellite Image #1 | 0 | - | 4.70 | 71,434 |
| Peninsulas by Satellite Image | 0 | - | 4.53 | 27,970 |
| Landmarks Picture Quiz #1 | 0 | - | 4.16 | 396,808 |
| Airline Logos | 0 | - | 4.45 | 141,639 |
| Fast Food Logos Quiz | 0 | - | 4.45 | 249,834 |
| Mostly-American Candy Logos | 0 | - | 4.14 | 160,235 |
| Brand Logos That Start With M | 0 | - | 4.38 | 63,748 |
| Brand Logos That Start With S | 0 | - | 4.37 | 58,518 |
| Brand Logos That Start With B | 0 | - | 4.38 | 60,844 |
| Brand Logos That Start With D | 0 | - | 4.37 | 62,412 |
| Brand Logos That Start With L | 0 | - | 4.40 | 62,109 |
| Brand Logos That Start With C | 0 | - | 4.22 | 50,293 |
| History by Picture - I | 0 | - | 4.24 | 26,522 |
| History by Picture - J | 0 | - | 4.18 | 27,019 |
| History by Picture - L | 0 | - | 4.18 | 31,096 |
| History by Picture - P | 0 | - | 4.08 | 25,550 |
| History by Picture - Q | 0 | - | 4.03 | 22,322 |
| History by Picture - R | 0 | - | 4.13 | 27,121 |
| History by Picture - S | 0 | - | 4.14 | 28,054 |
| History by Picture - U | 0 | - | 4.25 | 25,395 |
| History by Picture - V | 0 | - | 4.31 | 25,368 |
| History by Picture - W | 0 | - | 4.01 | 21,867 |
| Vegetables by Picture | 0 | - | 4.39 | 63,988 |
| Pick a Picture - Musical Instruments | 0 | - | 4.53 | 52,833 |
| Brand Logos A-Z | 0 | - | 4.21 | 43,996 |
