| Pictures by Letter - A | 0 | - | 4.17 | 33,273 |
| Pictures by Letter - B | 0 | - | 4.31 | 43,777 |
| Pictures by Letter - D | 0 | - | 4.13 | 37,454 |
| Pictures by Letter - M | 0 | - | 4.24 | 37,669 |
| Former Countries by Territory Map | 0 | - | 4.96 | 102,230 |
| Empires by Maps | 0 | - | 4.98 | 119,455 |
| Pictures by Letter - E | 0 | - | 3.49 | 34,381 |
| Pictures by Letter - G | 0 | - | 4.14 | 28,036 |
| Pictures by Letter - L | 0 | - | 4.14 | 30,449 |
| Pictures by Letter - F | 0 | - | 4.17 | 28,929 |
| Pictures by Letter - Z | 0 | - | 4.05 | 23,376 |
| Pictures by Letter - Y | 0 | - | 4.22 | 26,200 |
| Pictures by Letter - R | 0 | - | 4.05 | 24,677 |
| Pictures by Letter - K | 0 | - | 4.18 | 25,025 |
| Pictures by Letter - I | 0 | - | 4.16 | 30,293 |
| Pictures by Letter - N | 0 | - | 4.11 | 24,411 |
| Pictures by Letter - P | 0 | - | 4.05 | 25,956 |
| Pictures by Letter - U | 0 | - | 4.10 | 20,712 |
| Pictures by Letter - T | 0 | - | 4.34 | 27,589 |
| Islands by Shape #2 | 0 | - | 4.88 | 59,117 |
| Visual Memory Test - Random Cartoons | 0 | - | 4.98 | 103,508 |
| Play-Doh People from History | 0 | - | 4.99 | 94,335 |
| Circular Cutouts from a World Map | 0 | - | 4.98 | 61,286 |
| All Country Flags of the World | 0 | - | 5.00 | 3,632,480 |
| Pictures by Letter - H | 0 | - | 3.97 | 30,386 |
| Pictures by Letter - C | 0 | - | 3.99 | 30,107 |
| Pictures by Letter - O | 0 | - | 3.98 | 28,605 |
| Pictures by Letter - Q | 0 | - | 3.92 | 20,360 |
| Pictures by Letter - S | 0 | - | 3.82 | 20,870 |
| Pictures by Letter - W | 0 | - | 3.92 | 20,070 |
| Pictures by Letter - V | 0 | - | 4.00 | 17,916 |
| Years in History by Picture | 0 | - | 4.44 | 35,338 |
| Famous Foreheads #1 | 0 | - | 4.47 | 74,552 |
| Country Flags Quiz #1 | 0 | - | 4.98 | 2,531,608 |
| Country Flags Quiz #2 | 0 | - | 4.98 | 1,089,965 |
| Country Flags Quiz #3 | 0 | - | 4.98 | 731,598 |
| Name that Object #1 | 0 | - | 3.56 | 96,404 |
| Make a Stained Glass Window | 0 | - | 5.00 | 68,156 |
| Flags with Crescents | 0 | - | 4.98 | 168,531 |
| Country Flag Trivia | 0 | - | 4.81 | 56,475 |
| Country Flags with Eagles - Picture Quiz | 0 | - | 4.98 | 103,051 |
| Country Flags with the Union Jack | 0 | - | 4.87 | 76,969 |
| Pixelated Flag Quiz | 0 | - | 4.98 | 86,616 |
| Flag Emblems Scavenger Hunt | 0 | - | 5.00 | 66,879 |
| Flags by Horizontal Stripes #1 | 0 | - | 4.84 | 84,757 |
| Country Flags with the Sun - Picture Quiz | 0 | - | 4.83 | 52,423 |
| National Football Team Logos | 0 | - | 4.85 | 179,570 |
| Old Movies by Picture | 0 | - | 4.51 | 24,977 |
| Musical Instruments by Picture #2 | 0 | - | 4.24 | 46,849 |
| Random Logos Quiz | 0 | - | 4.31 | 207,739 |
| Fruits by Picture | 0 | - | 4.20 | 805,987 |
| 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 | 42,118 |
| Geography by Picture - R | 0 | - | 4.56 | 40,947 |
| Geography by Picture - T | 0 | - | 4.54 | 57,754 |
| Flags to Languages | 0 | - | 4.95 | 173,063 |
| All North American Pro Sports Logos | 0 | - | 4.70 | 114,229 |
| Similar Country Flags - Multiple Choice Quiz | 0 | - | 4.94 | 50,221 |
| Three Real and One Fake - Country Flags | 0 | - | 4.97 | 83,650 |
| Name that Object #2 | 0 | - | 3.64 | 15,379 |
| Name that Object #3 | 0 | - | 3.93 | 14,346 |
| Pick a Picture - Animal Relations | 0 | - | 4.94 | 55,130 |
| Name that Historical Figure #1 | 0 | - | 4.63 | 336,587 |
| Name the Pixelated Landmark | 0 | - | 4.84 | 62,725 |
| Car Logos Quiz #1 | 0 | - | 4.44 | 535,740 |
| Name that Bug | 0 | - | 4.12 | 45,505 |
| Islands by Shape #1 | 0 | - | 4.32 | 84,258 |
| 1970s Celebrities by Picture #1 | 0 | - | 4.20 | 57,797 |
| 1970s Celebrities by Picture #2 | 0 | - | 4.21 | 50,551 |
| Elements by Picture | 0 | - | 4.27 | 69,750 |
| Rocks and Minerals Picture Quiz | 0 | - | 4.48 | 29,233 |
| Islands by Picture | 0 | - | 4.29 | 106,415 |
| Classic Movies by Movie Posters | 0 | - | 4.45 | 24,172 |
| Animals by Skeleton Image | 0 | - | 4.80 | 46,213 |
| Animals by Close-up Image | 0 | - | 4.42 | 217,372 |
| Aquatic Mammals by Picture | 0 | - | 4.41 | 45,448 |
| Extinct Animals by Picture | 0 | - | 4.49 | 35,078 |
| Mammals by Picture #1 | 0 | - | 4.70 | 91,466 |
| 1940s Celebrities by Picture | 0 | - | 4.43 | 47,894 |
| International Footballers by Picture | 0 | - | 4.50 | 55,179 |
| Name that Historical Figure #2 | 0 | - | 4.41 | 283,712 |
| Name that Historical Figure #5 | 0 | - | 4.43 | 107,191 |
| Name that Historical Figure #7 - U.S. Edition | 0 | - | 4.50 | 50,585 |
| Geography by Picture - A | 0 | - | 4.39 | 60,140 |
| Geography by Picture - D | 0 | - | 4.15 | 45,567 |
| 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 | 42,363 |
| Geography by Picture - S | 0 | - | 4.38 | 46,977 |
| Miscellaneous Flags Quiz | 0 | - | 4.42 | 279,413 |
| Flag Maths | 0 | - | 4.64 | 57,714 |
| Satellite Images #1 | 0 | - | 4.46 | 129,194 |
| Satellite Images Quiz #2 | 0 | - | 4.63 | 109,152 |
| Satellite Images Quiz #4 | 0 | - | 4.55 | 88,789 |
| Satellite Images Quiz #5 | 0 | - | 4.52 | 49,794 |
| Satellite Images Quiz #6 | 0 | - | 4.50 | 38,891 |
| Cities by Picture #1 | 0 | - | 4.73 | 85,673 |
| Soccer Team Logos | 0 | - | 4.26 | 372,662 |
| Ultimate Car Logos Quiz | 0 | - | 4.80 | 178,303 |
| Car Logos Quiz #2 | 0 | - | 4.43 | 260,642 |
| Video Game Logos Quiz | 0 | - | 4.40 | 183,328 |
| Movie Logos | 0 | - | 4.33 | 237,174 |
| Brand Logos That Start With M | 0 | - | 4.45 | 62,253 |
| Brand Logos That Start with A | 0 | - | 4.52 | 69,801 |
| History by Picture - A | 0 | - | 4.25 | 45,655 |
| History by Picture - B | 0 | - | 4.40 | 48,803 |
| History by Picture - C | 0 | - | 4.36 | 54,316 |
| History by Picture - F | 0 | - | 4.35 | 37,769 |
| History by Picture - G | 0 | - | 4.40 | 42,025 |
| History by Picture - D | 0 | - | 4.29 | 44,192 |
| History by Picture - E | 0 | - | 4.27 | 43,805 |
| History by Picture - H | 0 | - | 4.37 | 36,691 |
| History by Picture - K | 0 | - | 4.35 | 33,253 |
| History by Picture - M | 0 | - | 4.17 | 36,054 |
| History by Picture - N | 0 | - | 4.40 | 41,147 |
| History by Picture - O | 0 | - | 4.39 | 36,202 |
| History by Picture - T | 0 | - | 4.20 | 33,226 |
| Name that Nut, Seed, or Bean | 0 | - | 4.63 | 57,058 |
| 1980s Movie Silhouettes | 0 | - | 4.97 | 103,251 |
| Country Flags Multiple Choice | 0 | - | 4.97 | 144,029 |
| Brand Logos Quiz #1 | 0 | - | 4.82 | 2,412,155 |
| Art Works Picture Quiz #1 | 0 | - | 4.51 | 118,773 |
| Art Works Picture Quiz #2 | 0 | - | 4.49 | 105,010 |
| Musical Instruments by Picture #1 | 0 | - | 4.52 | 268,439 |
| Foods by Picture | 0 | - | 3.81 | 225,789 |
| Flowers by Picture | 0 | - | 4.46 | 105,142 |
| Junk Foods by Picture | 0 | - | 3.69 | 96,193 |
| Art Works Picture Quiz #3 | 0 | - | 4.45 | 48,635 |
| Christmas by Picture | 0 | - | 4.25 | 28,130 |
| Hats by Picture | 0 | - | 4.21 | 17,931 |
| Weapons by Picture | 0 | - | 4.13 | 20,983 |
| Cars by Picture | 0 | - | 3.89 | 41,286 |
| Reptile Picture Quiz | 0 | - | 4.32 | 14,262 |
| Authors by Picture | 0 | - | 4.48 | 25,475 |
| Plants by Picture | 0 | - | 4.24 | 14,389 |
| Fruit and Vegetable Emojis | 0 | - | 4.42 | 79,867 |
| WWII Figures by Picture | 0 | - | 4.89 | 64,262 |
| College Sports Logos Quiz #3 | 0 | - | 4.30 | 55,435 |
| Planets By Picture Quiz | 0 | - | 4.49 | 56,490 |
| Songs by Picture Quiz #1 | 0 | - | 4.68 | 65,673 |
| Songs by Picture Quiz #2 | 0 | - | 4.42 | 58,663 |
| Fish by Picture #1 | 0 | - | 4.41 | 108,314 |
| Animals A-Z by Picture | 0 | - | 4.08 | 66,181 |
| Mammals by Picture #3 | 0 | - | 4.39 | 61,950 |
| Mammals by Picture #4 | 0 | - | 4.03 | 34,032 |
| Birds by Picture #1 | 0 | - | 4.47 | 41,389 |
| Mammals by Picture #2 | 0 | - | 4.28 | 58,063 |
| Oscar Nominated Actors by Picture #1 | 0 | - | 4.42 | 164,902 |
| 1960s Celebrities by Picture #1 | 0 | - | 4.27 | 70,229 |
| 1960s Celebrities by Picture #2 | 0 | - | 4.26 | 51,278 |
| 1950s Celebrities by Picture #1 | 0 | - | 4.24 | 51,047 |
| 1980s Celebrities by Picture #2 | 0 | - | 4.19 | 71,488 |
| 1990s Celebrities by Picture #1 | 0 | - | 4.13 | 79,204 |
| 1990s Celebrities by Picture #2 | 0 | - | 4.16 | 72,165 |
| 2000s Celebrities by Picture #2 | 0 | - | 4.15 | 94,946 |
| Women in History by Picture | 0 | - | 4.25 | 25,833 |
| 1950s Celebrities by Picture #2 | 0 | - | 4.29 | 46,038 |
| Famous Foreheads #2 | 0 | - | 3.17 | 15,715 |
| Name that Historical Figure #3 | 0 | - | 4.36 | 238,677 |
| Name that Historical Figure #4 | 0 | - | 4.29 | 158,639 |
| Name that Historical Figure #6 | 0 | - | 4.26 | 92,926 |
| Musicians by Picture #1 | 0 | - | 4.39 | 107,950 |
| Musicians by Picture #2 | 0 | - | 4.29 | 75,856 |
| Musicians by Picture #4 | 0 | - | 4.07 | 64,473 |
| Musicians by Picture #3 | 0 | - | 4.10 | 58,650 |
| Geography by Picture - E | 0 | - | 3.55 | 47,322 |
| Landforms by Picture | 0 | - | 4.31 | 20,623 |
| Geography by Picture - I | 0 | - | 4.00 | 39,362 |
| Emoji Flags | 0 | - | 4.35 | 43,941 |
| Fill the Map of Europe by Guessing Flag Colors | 0 | - | 4.67 | 37,667 |
| Languages by Combined Flags | 0 | - | 4.53 | 99,568 |
| Satellite Images Quiz #3 | 0 | - | 4.35 | 73,324 |
| Satellite Images - Island Chains | 0 | - | 4.43 | 66,086 |
| Islands by Satellite Image #1 | 0 | - | 4.70 | 70,404 |
| Peninsulas by Satellite Image | 0 | - | 4.53 | 27,733 |
| Landmarks Picture Quiz #1 | 0 | - | 4.16 | 393,771 |
| Airline Logos | 0 | - | 4.45 | 140,318 |
| Fast Food Logos Quiz | 0 | - | 4.44 | 247,624 |
| Mostly-American Candy Logos | 0 | - | 4.14 | 158,416 |
| Brand Logos That Start With S | 0 | - | 4.37 | 57,174 |
| Brand Logos That Start With B | 0 | - | 4.38 | 59,634 |
| Brand Logos That Start With D | 0 | - | 4.37 | 61,136 |
| Brand Logos That Start With L | 0 | - | 4.39 | 60,683 |
| Brand Logos That Start With C | 0 | - | 4.17 | 49,350 |
| 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 | 30,682 |
| History by Picture - P | 0 | - | 4.08 | 25,224 |
| History by Picture - Q | 0 | - | 4.03 | 22,011 |
| History by Picture - R | 0 | - | 4.13 | 26,761 |
| History by Picture - S | 0 | - | 4.14 | 27,704 |
| History by Picture - U | 0 | - | 4.24 | 25,040 |
| History by Picture - V | 0 | - | 4.30 | 25,013 |
| History by Picture - W | 0 | - | 4.01 | 21,573 |
