| Pictures by Letter - J | 0 | - | 4.31 | 40,326 |
| Pictures by Letter - B | 0 | - | 4.32 | 44,319 |
| Pictures by Letter - D | 0 | - | 4.14 | 37,850 |
| Pictures by Letter - M | 0 | - | 4.24 | 38,061 |
| Former Countries by Territory Map | 0 | - | 4.96 | 104,235 |
| Empires by Maps | 0 | - | 4.98 | 122,596 |
| Merged Company Logos #1 | 0 | - | 4.90 | 107,661 |
| Pictures by Letter - E | 0 | - | 3.51 | 34,692 |
| Pictures by Letter - G | 0 | - | 4.14 | 28,432 |
| Pictures by Letter - L | 0 | - | 4.14 | 30,807 |
| Pictures by Letter - F | 0 | - | 4.18 | 29,314 |
| Pictures by Letter - Z | 0 | - | 4.05 | 23,635 |
| Pictures by Letter - Y | 0 | - | 4.21 | 26,493 |
| Pictures by Letter - R | 0 | - | 4.05 | 24,964 |
| Pictures by Letter - K | 0 | - | 4.18 | 25,328 |
| Pictures by Letter - I | 0 | - | 4.16 | 30,621 |
| Pictures by Letter - N | 0 | - | 4.12 | 24,696 |
| Pictures by Letter - P | 0 | - | 4.05 | 26,243 |
| Pictures by Letter - U | 0 | - | 4.10 | 20,977 |
| Pictures by Letter - T | 0 | - | 4.34 | 27,907 |
| Islands by Shape #2 | 0 | - | 4.88 | 59,606 |
| Visual Memory Test - Random Cartoons | 0 | - | 4.98 | 105,708 |
| Play-Doh People from History | 0 | - | 4.99 | 95,789 |
| Famous Landmarks Out Of Focus #1 | 0 | - | 4.89 | 61,753 |
| Where Are These Doors? | 0 | - | 4.45 | 30,274 |
| Jeppy in Disguise #1 | 0 | - | 4.92 | 50,145 |
| Jeppy in Disguise #2 | 0 | - | 4.96 | 50,206 |
| Circular Cutouts from a World Map | 0 | - | 4.98 | 62,299 |
| All Country Flags of the World | 0 | - | 5.00 | 3,725,846 |
| Pictures by Letter - H | 0 | - | 3.97 | 30,702 |
| Pictures by Letter - C | 0 | - | 4.00 | 30,448 |
| Pictures by Letter - O | 0 | - | 3.98 | 28,877 |
| Pictures by Letter - Q | 0 | - | 3.92 | 20,606 |
| Pictures by Letter - S | 0 | - | 3.82 | 21,146 |
| Pictures by Letter - W | 0 | - | 3.87 | 20,322 |
| Pictures by Letter - V | 0 | - | 4.00 | 18,145 |
| Years in History by Picture | 0 | - | 4.45 | 35,947 |
| Famous Foreheads #1 | 0 | - | 4.47 | 75,557 |
| Country Flags Quiz #1 | 0 | - | 4.98 | 2,547,987 |
| Country Flags Quiz #2 | 0 | - | 4.99 | 1,098,345 |
| Country Flags Quiz #3 | 0 | - | 4.97 | 737,183 |
| Merged Company Logos #2 | 0 | - | 4.75 | 78,461 |
| Name that Object #1 | 0 | - | 3.57 | 96,653 |
| Animals by Skeleton Image | 0 | - | 4.81 | 47,058 |
| Make a Stained Glass Window | 0 | - | 5.00 | 69,210 |
| Flags with Crescents | 0 | - | 4.98 | 171,788 |
| Country Flag Trivia | 0 | - | 4.82 | 58,324 |
| Country Flags with Eagles - Picture Quiz | 0 | - | 4.98 | 105,195 |
| Country Flags with the Union Jack | 0 | - | 4.87 | 78,652 |
| Pixelated Flag Quiz | 0 | - | 4.97 | 88,923 |
| Flag Emblems Scavenger Hunt | 0 | - | 5.00 | 68,140 |
| Flags by Horizontal Stripes #1 | 0 | - | 4.84 | 86,192 |
| Badly Drawn Flags #1 | 0 | - | 4.99 | 61,204 |
| Country Flags with the Sun - Picture Quiz | 0 | - | 4.81 | 53,646 |
| Real vs. Fake Flags | 0 | - | 4.98 | 126,111 |
| Ultimate Car Logos Quiz | 0 | - | 4.81 | 184,999 |
| National Football Team Logos | 0 | - | 4.85 | 182,339 |
| Old Movies by Picture | 0 | - | 4.51 | 25,295 |
| Musical Instruments by Picture #2 | 0 | - | 4.24 | 47,352 |
| Random Logos Quiz | 0 | - | 4.33 | 209,960 |
| Fruits by Picture | 0 | - | 4.19 | 809,867 |
| Geography by Picture - B | 0 | - | 4.42 | 55,838 |
| Geography by Picture - H | 0 | - | 4.50 | 58,438 |
| Geography by Picture - N | 0 | - | 4.45 | 42,402 |
| Geography by Picture - R | 0 | - | 4.56 | 41,199 |
| Geography by Picture - T | 0 | - | 4.54 | 58,052 |
| Flags to Languages | 0 | - | 4.95 | 174,711 |
| All North American Pro Sports Logos | 0 | - | 4.72 | 116,668 |
| Similar Country Flags - Multiple Choice Quiz | 0 | - | 4.94 | 51,151 |
| Three Real and One Fake - Country Flags | 0 | - | 4.97 | 84,895 |
| Name that Object #2 | 0 | - | 3.63 | 15,550 |
| Name that Object #3 | 0 | - | 3.93 | 14,483 |
| Pick a Picture - Animal Relations | 0 | - | 4.94 | 55,997 |
| Name that Historical Figure #1 | 0 | - | 4.63 | 341,108 |
| Name the Pixelated Landmark | 0 | - | 4.85 | 63,672 |
| Car Logos Quiz #1 | 0 | - | 4.52 | 545,295 |
| Name that Bug | 0 | - | 4.12 | 45,660 |
| Islands by Shape #1 | 0 | - | 4.33 | 84,561 |
| Elements by Picture | 0 | - | 4.27 | 70,402 |
| Rocks and Minerals Picture Quiz | 0 | - | 4.48 | 29,554 |
| Islands by Picture | 0 | - | 4.28 | 107,972 |
| Classic Movies by Movie Posters | 0 | - | 4.45 | 24,488 |
| Famous Landmarks Out Of Focus #2 | 0 | - | 4.37 | 41,631 |
| Animals by Close-up Image | 0 | - | 4.42 | 219,562 |
| Aquatic Mammals by Picture | 0 | - | 4.41 | 46,070 |
| Extinct Animals by Picture | 0 | - | 4.49 | 35,553 |
| Mammals by Picture #1 | 0 | - | 4.69 | 92,576 |
| International Footballers by Picture | 0 | - | 4.51 | 56,636 |
| Name that Historical Figure #2 | 0 | - | 4.42 | 287,463 |
| Name that Historical Figure #5 | 0 | - | 4.43 | 109,704 |
| Name that Historical Figure #7 - U.S. Edition | 0 | - | 4.51 | 51,789 |
| Geography by Picture - A | 0 | - | 4.39 | 60,497 |
| Geography by Picture - D | 0 | - | 4.15 | 45,832 |
| Geography by Picture - F | 0 | - | 4.31 | 51,239 |
| Geography by Picture - G | 0 | - | 4.39 | 48,129 |
| Geography by Picture - J | 0 | - | 4.16 | 38,642 |
| Geography by Picture - K | 0 | - | 4.29 | 33,300 |
| Geography by Picture - C | 0 | - | 4.31 | 57,287 |
| Geography by Picture - L | 0 | - | 4.37 | 59,186 |
| Geography by Picture - M | 0 | - | 4.14 | 40,628 |
| Geography by Picture - P | 0 | - | 4.24 | 42,611 |
| Geography by Picture - S | 0 | - | 4.38 | 47,218 |
| Miscellaneous Flags Quiz | 0 | - | 4.42 | 282,444 |
| Flag Maths | 0 | - | 4.61 | 57,868 |
| Satellite Images #1 | 0 | - | 4.46 | 130,123 |
| Satellite Images Quiz #2 | 0 | - | 4.64 | 109,945 |
| Satellite Images Quiz #4 | 0 | - | 4.55 | 89,474 |
| Satellite Images Quiz #5 | 0 | - | 4.52 | 50,316 |
| Satellite Images Quiz #6 | 0 | - | 4.50 | 39,280 |
| Cities by Picture #1 | 0 | - | 4.74 | 86,689 |
| Soccer Team Logos | 0 | - | 4.26 | 378,379 |
| Car Logos Quiz #2 | 0 | - | 4.43 | 264,361 |
| Video Game Logos Quiz | 0 | - | 4.40 | 185,288 |
| Movie Logos | 0 | - | 4.33 | 240,842 |
| Brand Logos That Start with A | 0 | - | 4.52 | 71,361 |
| History by Picture - A | 0 | - | 4.26 | 46,233 |
| History by Picture - B | 0 | - | 4.40 | 49,435 |
| History by Picture - C | 0 | - | 4.33 | 54,976 |
| History by Picture - F | 0 | - | 4.35 | 38,271 |
| History by Picture - G | 0 | - | 4.40 | 42,505 |
| History by Picture - D | 0 | - | 4.29 | 44,731 |
| History by Picture - E | 0 | - | 4.25 | 44,315 |
| History by Picture - H | 0 | - | 4.37 | 37,152 |
| History by Picture - K | 0 | - | 4.35 | 33,677 |
| History by Picture - M | 0 | - | 4.17 | 36,456 |
| History by Picture - N | 0 | - | 4.40 | 41,594 |
| History by Picture - O | 0 | - | 4.39 | 36,609 |
| History by Picture - T | 0 | - | 4.20 | 33,604 |
| Name that Nut, Seed, or Bean | 0 | - | 4.57 | 57,877 |
| Country Flags Multiple Choice | 0 | - | 4.97 | 145,701 |
| Brand Logos Quiz #1 | 0 | - | 4.83 | 2,441,825 |
| Art Works Picture Quiz #1 | 0 | - | 4.51 | 119,995 |
| Art Works Picture Quiz #2 | 0 | - | 4.49 | 106,129 |
| Musical Instruments by Picture #1 | 0 | - | 4.52 | 269,943 |
| Foods by Picture | 0 | - | 3.81 | 226,759 |
| Flowers by Picture | 0 | - | 4.46 | 105,892 |
| Junk Foods by Picture | 0 | - | 3.69 | 96,841 |
| Art Works Picture Quiz #3 | 0 | - | 4.45 | 49,033 |
| Christmas by Picture | 0 | - | 4.26 | 28,240 |
| Hats by Picture | 0 | - | 4.21 | 18,029 |
| Weapons by Picture | 0 | - | 4.13 | 21,230 |
| Cars by Picture | 0 | - | 3.89 | 41,867 |
| Reptile Picture Quiz | 0 | - | 4.32 | 14,403 |
| Authors by Picture | 0 | - | 4.48 | 25,656 |
| Plants by Picture | 0 | - | 4.24 | 14,533 |
| Fruit and Vegetable Emojis | 0 | - | 4.45 | 91,140 |
| WWII Figures by Picture | 0 | - | 4.89 | 66,501 |
| College Sports Logos Quiz #3 | 0 | - | 4.30 | 56,241 |
| Planets By Picture Quiz | 0 | - | 4.49 | 57,502 |
| Songs by Picture Quiz #1 | 0 | - | 4.68 | 66,606 |
| Songs by Picture Quiz #2 | 0 | - | 4.42 | 59,397 |
| Fish by Picture #1 | 0 | - | 4.41 | 109,143 |
| Animals A-Z by Picture | 0 | - | 4.08 | 66,981 |
| Mammals by Picture #3 | 0 | - | 4.39 | 62,573 |
| Mammals by Picture #4 | 0 | - | 4.03 | 34,390 |
| Birds by Picture #1 | 0 | - | 4.47 | 42,144 |
| Mammals by Picture #2 | 0 | - | 4.28 | 58,640 |
| Oscar Nominated Actors by Picture #1 | 0 | - | 4.42 | 165,874 |
| Women in History by Picture | 0 | - | 4.25 | 26,075 |
| Famous Foreheads #2 | 0 | - | 3.17 | 15,881 |
| Name that Historical Figure #3 | 0 | - | 4.37 | 249,047 |
| Name that Historical Figure #4 | 0 | - | 4.29 | 161,318 |
| Name that Historical Figure #6 | 0 | - | 4.26 | 95,113 |
| Musicians by Picture #1 | 0 | - | 4.38 | 110,316 |
| Musicians by Picture #2 | 0 | - | 4.29 | 77,597 |
| Musicians by Picture #4 | 0 | - | 4.07 | 65,778 |
| Musicians by Picture #3 | 0 | - | 4.10 | 59,682 |
| Geography by Picture - E | 0 | - | 3.54 | 47,528 |
| Landforms by Picture | 0 | - | 4.31 | 20,776 |
| Geography by Picture - I | 0 | - | 4.00 | 39,566 |
| Geography by Picture - O | 0 | - | 4.01 | 28,281 |
| Emoji Flags | 0 | - | 4.35 | 44,333 |
| Fill the Map of Europe by Guessing Flag Colors | 0 | - | 4.69 | 38,297 |
| Languages by Combined Flags | 0 | - | 4.53 | 100,826 |
| Satellite Images Quiz #3 | 0 | - | 4.35 | 73,732 |
| Satellite Images - Island Chains | 0 | - | 4.43 | 67,114 |
| Islands by Satellite Image #1 | 0 | - | 4.70 | 71,392 |
| Peninsulas by Satellite Image | 0 | - | 4.53 | 27,955 |
| Landmarks Picture Quiz #1 | 0 | - | 4.16 | 396,700 |
| Airline Logos | 0 | - | 4.45 | 141,587 |
| Fast Food Logos Quiz | 0 | - | 4.45 | 249,753 |
| Mostly-American Candy Logos | 0 | - | 4.14 | 160,178 |
| Brand Logos That Start With M | 0 | - | 4.38 | 63,691 |
| Brand Logos That Start With S | 0 | - | 4.37 | 58,468 |
| Brand Logos That Start With B | 0 | - | 4.38 | 60,801 |
| Brand Logos That Start With D | 0 | - | 4.37 | 62,363 |
| Brand Logos That Start With L | 0 | - | 4.40 | 62,058 |
| Brand Logos That Start With C | 0 | - | 4.21 | 50,255 |
| History by Picture - I | 0 | - | 4.24 | 26,508 |
| History by Picture - J | 0 | - | 4.18 | 27,002 |
| History by Picture - L | 0 | - | 4.18 | 31,075 |
| History by Picture - P | 0 | - | 4.08 | 25,529 |
| History by Picture - Q | 0 | - | 4.03 | 22,305 |
| History by Picture - R | 0 | - | 4.13 | 27,103 |
| History by Picture - S | 0 | - | 4.14 | 28,035 |
| History by Picture - U | 0 | - | 4.25 | 25,378 |
| History by Picture - V | 0 | - | 4.31 | 25,356 |
| History by Picture - W | 0 | - | 4.01 | 21,854 |
| Vegetables by Picture | 0 | - | 4.39 | 63,947 |
| Pick a Picture - Musical Instruments | 0 | - | 4.53 | 52,810 |
