| Pictures by Letter - A | 0 | - | 4.17 | 33,269 |
| Pictures by Letter - B | 0 | - | 4.31 | 43,771 |
| Pictures by Letter - D | 0 | - | 4.13 | 37,451 |
| Pictures by Letter - M | 0 | - | 4.24 | 37,664 |
| Former Countries by Territory Map | 0 | - | 4.96 | 102,221 |
| Empires by Maps | 0 | - | 4.98 | 119,440 |
| Pictures by Letter - E | 0 | - | 3.49 | 34,378 |
| Pictures by Letter - G | 0 | - | 4.14 | 28,034 |
| Pictures by Letter - L | 0 | - | 4.14 | 30,448 |
| Pictures by Letter - F | 0 | - | 4.17 | 28,926 |
| Pictures by Letter - Z | 0 | - | 4.05 | 23,375 |
| Pictures by Letter - Y | 0 | - | 4.22 | 26,197 |
| Pictures by Letter - R | 0 | - | 4.05 | 24,674 |
| Pictures by Letter - K | 0 | - | 4.18 | 25,025 |
| Pictures by Letter - I | 0 | - | 4.16 | 30,292 |
| Pictures by Letter - N | 0 | - | 4.11 | 24,410 |
| Pictures by Letter - P | 0 | - | 4.05 | 25,955 |
| Pictures by Letter - U | 0 | - | 4.10 | 20,710 |
| Pictures by Letter - T | 0 | - | 4.34 | 27,585 |
| Islands by Shape #2 | 0 | - | 4.88 | 59,115 |
| Visual Memory Test - Random Cartoons | 0 | - | 4.98 | 103,493 |
| Play-Doh People from History | 0 | - | 4.99 | 94,329 |
| Circular Cutouts from a World Map | 0 | - | 4.98 | 61,280 |
| All Country Flags of the World | 0 | - | 5.00 | 3,632,102 |
| Pictures by Letter - H | 0 | - | 3.97 | 30,385 |
| Pictures by Letter - C | 0 | - | 3.99 | 30,105 |
| Pictures by Letter - O | 0 | - | 3.98 | 28,604 |
| Pictures by Letter - Q | 0 | - | 3.92 | 20,357 |
| Pictures by Letter - S | 0 | - | 3.82 | 20,867 |
| Pictures by Letter - W | 0 | - | 3.92 | 20,069 |
| Pictures by Letter - V | 0 | - | 4.00 | 17,914 |
| Years in History by Picture | 0 | - | 4.44 | 35,334 |
| Famous Foreheads #1 | 0 | - | 4.47 | 74,546 |
| Country Flags Quiz #1 | 0 | - | 4.98 | 2,531,543 |
| Country Flags Quiz #2 | 0 | - | 4.98 | 1,089,936 |
| Country Flags Quiz #3 | 0 | - | 4.98 | 731,580 |
| Name that Object #1 | 0 | - | 3.56 | 96,394 |
| Make a Stained Glass Window | 0 | - | 5.00 | 68,153 |
| Flags with Crescents | 0 | - | 4.98 | 168,519 |
| Country Flag Trivia | 0 | - | 4.81 | 56,463 |
| Country Flags with Eagles - Picture Quiz | 0 | - | 4.98 | 103,040 |
| Country Flags with the Union Jack | 0 | - | 4.87 | 76,958 |
| Pixelated Flag Quiz | 0 | - | 4.98 | 86,600 |
| Flag Emblems Scavenger Hunt | 0 | - | 5.00 | 66,869 |
| Flags by Horizontal Stripes #1 | 0 | - | 4.84 | 84,747 |
| Country Flags with the Sun - Picture Quiz | 0 | - | 4.83 | 52,416 |
| National Football Team Logos | 0 | - | 4.85 | 179,563 |
| Old Movies by Picture | 0 | - | 4.51 | 24,974 |
| Musical Instruments by Picture #2 | 0 | - | 4.24 | 46,843 |
| Random Logos Quiz | 0 | - | 4.31 | 207,734 |
| Fruits by Picture | 0 | - | 4.20 | 805,975 |
| Geography by Picture - B | 0 | - | 4.42 | 55,507 |
| Geography by Picture - H | 0 | - | 4.50 | 58,126 |
| Geography by Picture - N | 0 | - | 4.45 | 42,117 |
| Geography by Picture - R | 0 | - | 4.56 | 40,945 |
| Geography by Picture - T | 0 | - | 4.54 | 57,754 |
| Flags to Languages | 0 | - | 4.95 | 173,060 |
| All North American Pro Sports Logos | 0 | - | 4.70 | 114,216 |
| Similar Country Flags - Multiple Choice Quiz | 0 | - | 4.94 | 50,218 |
| Three Real and One Fake - Country Flags | 0 | - | 4.97 | 83,644 |
| Name that Object #2 | 0 | - | 3.64 | 15,371 |
| Name that Object #3 | 0 | - | 3.93 | 14,341 |
| Pick a Picture - Animal Relations | 0 | - | 4.94 | 55,130 |
| Name that Historical Figure #1 | 0 | - | 4.63 | 336,576 |
| Name the Pixelated Landmark | 0 | - | 4.84 | 62,723 |
| Car Logos Quiz #1 | 0 | - | 4.44 | 535,679 |
| Name that Bug | 0 | - | 4.12 | 45,504 |
| Islands by Shape #1 | 0 | - | 4.32 | 84,257 |
| 1970s Celebrities by Picture #1 | 0 | - | 4.20 | 57,792 |
| 1970s Celebrities by Picture #2 | 0 | - | 4.21 | 50,547 |
| Elements by Picture | 0 | - | 4.27 | 69,748 |
| Rocks and Minerals Picture Quiz | 0 | - | 4.48 | 29,233 |
| Islands by Picture | 0 | - | 4.29 | 106,411 |
| Classic Movies by Movie Posters | 0 | - | 4.45 | 24,171 |
| Animals by Skeleton Image | 0 | - | 4.80 | 46,211 |
| Animals by Close-up Image | 0 | - | 4.42 | 217,367 |
| Aquatic Mammals by Picture | 0 | - | 4.41 | 45,445 |
| Extinct Animals by Picture | 0 | - | 4.49 | 35,076 |
| Mammals by Picture #1 | 0 | - | 4.70 | 91,461 |
| 1940s Celebrities by Picture | 0 | - | 4.43 | 47,891 |
| International Footballers by Picture | 0 | - | 4.50 | 55,175 |
| Name that Historical Figure #2 | 0 | - | 4.41 | 283,701 |
| Name that Historical Figure #5 | 0 | - | 4.43 | 107,188 |
| Name that Historical Figure #7 - U.S. Edition | 0 | - | 4.50 | 50,583 |
| Geography by Picture - A | 0 | - | 4.39 | 60,140 |
| Geography by Picture - D | 0 | - | 4.15 | 45,566 |
| Geography by Picture - F | 0 | - | 4.31 | 50,901 |
| Geography by Picture - G | 0 | - | 4.38 | 47,871 |
| Geography by Picture - J | 0 | - | 4.16 | 38,389 |
| Geography by Picture - K | 0 | - | 4.29 | 33,063 |
| Geography by Picture - C | 0 | - | 4.31 | 56,995 |
| Geography by Picture - L | 0 | - | 4.37 | 58,852 |
| Geography by Picture - M | 0 | - | 4.14 | 40,391 |
| Geography by Picture - P | 0 | - | 4.24 | 42,362 |
| Geography by Picture - S | 0 | - | 4.38 | 46,975 |
| Miscellaneous Flags Quiz | 0 | - | 4.42 | 279,399 |
| Flag Maths | 0 | - | 4.64 | 57,712 |
| Satellite Images #1 | 0 | - | 4.46 | 129,189 |
| Satellite Images Quiz #2 | 0 | - | 4.63 | 109,150 |
| Satellite Images Quiz #4 | 0 | - | 4.55 | 88,788 |
| Satellite Images Quiz #5 | 0 | - | 4.52 | 49,792 |
| Satellite Images Quiz #6 | 0 | - | 4.50 | 38,890 |
| Cities by Picture #1 | 0 | - | 4.73 | 85,672 |
| Soccer Team Logos | 0 | - | 4.26 | 372,649 |
| Ultimate Car Logos Quiz | 0 | - | 4.80 | 178,279 |
| Car Logos Quiz #2 | 0 | - | 4.43 | 260,627 |
| Video Game Logos Quiz | 0 | - | 4.40 | 183,320 |
| Movie Logos | 0 | - | 4.33 | 237,155 |
| Brand Logos That Start With M | 0 | - | 4.45 | 62,250 |
| Brand Logos That Start with A | 0 | - | 4.52 | 69,797 |
| History by Picture - A | 0 | - | 4.25 | 45,652 |
| History by Picture - B | 0 | - | 4.40 | 48,800 |
| History by Picture - C | 0 | - | 4.36 | 54,313 |
| History by Picture - F | 0 | - | 4.35 | 37,765 |
| History by Picture - G | 0 | - | 4.40 | 42,022 |
| History by Picture - D | 0 | - | 4.29 | 44,189 |
| History by Picture - E | 0 | - | 4.27 | 43,803 |
| History by Picture - H | 0 | - | 4.37 | 36,690 |
| History by Picture - K | 0 | - | 4.35 | 33,252 |
| History by Picture - M | 0 | - | 4.17 | 36,050 |
| History by Picture - N | 0 | - | 4.40 | 41,145 |
| History by Picture - O | 0 | - | 4.39 | 36,201 |
| History by Picture - T | 0 | - | 4.20 | 33,225 |
| Name that Nut, Seed, or Bean | 0 | - | 4.63 | 57,055 |
| 1980s Movie Silhouettes | 0 | - | 4.97 | 103,242 |
| Country Flags Multiple Choice | 0 | - | 4.97 | 144,021 |
| Brand Logos Quiz #1 | 0 | - | 4.82 | 2,412,014 |
| Art Works Picture Quiz #1 | 0 | - | 4.51 | 118,770 |
| Art Works Picture Quiz #2 | 0 | - | 4.49 | 105,006 |
| Musical Instruments by Picture #1 | 0 | - | 4.52 | 268,432 |
| Foods by Picture | 0 | - | 3.81 | 225,787 |
| Flowers by Picture | 0 | - | 4.46 | 105,135 |
| Junk Foods by Picture | 0 | - | 3.69 | 96,190 |
| Art Works Picture Quiz #3 | 0 | - | 4.45 | 48,633 |
| Christmas by Picture | 0 | - | 4.25 | 28,130 |
| Hats by Picture | 0 | - | 4.21 | 17,931 |
| Weapons by Picture | 0 | - | 4.13 | 20,982 |
| Cars by Picture | 0 | - | 3.89 | 41,283 |
| Reptile Picture Quiz | 0 | - | 4.32 | 14,262 |
| Authors by Picture | 0 | - | 4.48 | 25,472 |
| Plants by Picture | 0 | - | 4.24 | 14,389 |
| Fruit and Vegetable Emojis | 0 | - | 4.42 | 79,864 |
| WWII Figures by Picture | 0 | - | 4.89 | 64,223 |
| College Sports Logos Quiz #3 | 0 | - | 4.30 | 55,430 |
| Planets By Picture Quiz | 0 | - | 4.49 | 56,486 |
| Songs by Picture Quiz #1 | 0 | - | 4.68 | 65,671 |
| Songs by Picture Quiz #2 | 0 | - | 4.42 | 58,660 |
| Fish by Picture #1 | 0 | - | 4.41 | 108,313 |
| Animals A-Z by Picture | 0 | - | 4.08 | 66,178 |
| Mammals by Picture #3 | 0 | - | 4.39 | 61,948 |
| Mammals by Picture #4 | 0 | - | 4.03 | 34,031 |
| Birds by Picture #1 | 0 | - | 4.47 | 41,388 |
| Mammals by Picture #2 | 0 | - | 4.28 | 58,062 |
| Oscar Nominated Actors by Picture #1 | 0 | - | 4.42 | 164,897 |
| 1960s Celebrities by Picture #1 | 0 | - | 4.27 | 70,225 |
| 1960s Celebrities by Picture #2 | 0 | - | 4.26 | 51,272 |
| 1950s Celebrities by Picture #1 | 0 | - | 4.24 | 51,044 |
| 1980s Celebrities by Picture #2 | 0 | - | 4.19 | 71,481 |
| 1990s Celebrities by Picture #1 | 0 | - | 4.13 | 79,201 |
| 1990s Celebrities by Picture #2 | 0 | - | 4.16 | 72,157 |
| 2000s Celebrities by Picture #2 | 0 | - | 4.15 | 94,939 |
| Women in History by Picture | 0 | - | 4.25 | 25,832 |
| 1950s Celebrities by Picture #2 | 0 | - | 4.29 | 46,035 |
| Famous Foreheads #2 | 0 | - | 3.17 | 15,715 |
| Name that Historical Figure #3 | 0 | - | 4.36 | 238,670 |
| Name that Historical Figure #4 | 0 | - | 4.29 | 158,635 |
| Name that Historical Figure #6 | 0 | - | 4.26 | 92,921 |
| Musicians by Picture #1 | 0 | - | 4.39 | 107,938 |
| Musicians by Picture #2 | 0 | - | 4.29 | 75,850 |
| Musicians by Picture #4 | 0 | - | 4.07 | 64,468 |
| Musicians by Picture #3 | 0 | - | 4.10 | 58,646 |
| Geography by Picture - E | 0 | - | 3.55 | 47,322 |
| Landforms by Picture | 0 | - | 4.31 | 20,621 |
| Geography by Picture - I | 0 | - | 4.00 | 39,361 |
| Emoji Flags | 0 | - | 4.35 | 43,939 |
| Fill the Map of Europe by Guessing Flag Colors | 0 | - | 4.67 | 37,661 |
| Languages by Combined Flags | 0 | - | 4.53 | 99,564 |
| Satellite Images Quiz #3 | 0 | - | 4.35 | 73,324 |
| Satellite Images - Island Chains | 0 | - | 4.43 | 66,080 |
| Islands by Satellite Image #1 | 0 | - | 4.70 | 70,403 |
| Peninsulas by Satellite Image | 0 | - | 4.53 | 27,733 |
| Landmarks Picture Quiz #1 | 0 | - | 4.16 | 393,765 |
| Airline Logos | 0 | - | 4.45 | 140,314 |
| Fast Food Logos Quiz | 0 | - | 4.44 | 247,614 |
| Mostly-American Candy Logos | 0 | - | 4.14 | 158,412 |
| Brand Logos That Start With S | 0 | - | 4.37 | 57,169 |
| Brand Logos That Start With B | 0 | - | 4.38 | 59,630 |
| Brand Logos That Start With D | 0 | - | 4.37 | 61,133 |
| Brand Logos That Start With L | 0 | - | 4.39 | 60,679 |
| Brand Logos That Start With C | 0 | - | 4.17 | 49,346 |
| History by Picture - I | 0 | - | 4.26 | 26,133 |
| History by Picture - J | 0 | - | 4.18 | 26,648 |
| History by Picture - L | 0 | - | 4.18 | 30,681 |
| History by Picture - P | 0 | - | 4.08 | 25,223 |
| History by Picture - Q | 0 | - | 4.03 | 22,009 |
| History by Picture - R | 0 | - | 4.13 | 26,760 |
| History by Picture - S | 0 | - | 4.14 | 27,703 |
| History by Picture - U | 0 | - | 4.24 | 25,038 |
| History by Picture - V | 0 | - | 4.30 | 25,013 |
| History by Picture - W | 0 | - | 4.01 | 21,571 |
