| Flowers by Picture | 0 | - | 4.46 | 105,281 |
| Plants by Picture | 0 | - | 4.24 | 14,396 |
| Trees in the Answer | 0 | - | 4.25 | 45,809 |
| Name that Bug | 0 | - | 4.12 | 45,512 |
| Former Countries by Territory Map | 0 | - | 4.96 | 102,332 |
| Empires by Maps | 0 | - | 4.98 | 119,653 |
| Merged Company Logos #1 | 0 | - | 4.90 | 106,072 |
| Famous Trees in Nature and Fiction | 0 | - | 4.38 | 18,429 |
| 3 and 4 Letter Trees | 0 | - | 4.21 | 17,223 |
| All Country Flags of the World | 0 | - | 5.00 | 3,637,048 |
| Islands by Shape #2 | 0 | - | 4.88 | 59,144 |
| Reptile Picture Quiz | 0 | - | 4.32 | 14,271 |
| Visual Memory Test - Random Cartoons | 0 | - | 4.98 | 103,641 |
| Play-Doh People from History | 0 | - | 4.99 | 94,415 |
| Famous Landmarks Out Of Focus #1 | 0 | - | 4.89 | 60,729 |
| Jeppy in Disguise #1 | 0 | - | 4.92 | 49,092 |
| Jeppy in Disguise #2 | 0 | - | 4.96 | 49,275 |
| Circular Cutouts from a World Map | 0 | - | 4.98 | 61,339 |
| Country Flags Quiz #1 | 0 | - | 4.98 | 2,532,446 |
| Country Flags Quiz #2 | 0 | - | 4.98 | 1,090,470 |
| Country Flags Quiz #3 | 0 | - | 4.97 | 731,863 |
| Megadiverse Countries | 0 | - | 4.96 | 134,635 |
| Tectonic Plates Map Quiz | 0 | - | 4.99 | 80,997 |
| Make a Stained Glass Window | 0 | - | 5.00 | 68,232 |
| Flags with Crescents | 0 | - | 4.98 | 168,685 |
| Country Flag Trivia | 0 | - | 4.81 | 56,573 |
| Country Flags with Eagles - Picture Quiz | 0 | - | 4.98 | 103,164 |
| Country Flags with the Union Jack | 0 | - | 4.87 | 77,053 |
| Pixelated Flag Quiz | 0 | - | 4.98 | 86,727 |
| Flag Emblems Scavenger Hunt | 0 | - | 5.00 | 66,943 |
| Flags by Horizontal Stripes #1 | 0 | - | 4.84 | 84,831 |
| Badly Drawn Flags #1 | 0 | - | 4.99 | 60,256 |
| Country Flags with the Sun - Picture Quiz | 0 | - | 4.83 | 52,483 |
| Real vs. Fake Flags | 0 | - | 4.98 | 123,477 |
| National Football Team Logos | 0 | - | 4.85 | 179,706 |
| Natural Features of Countries #1 | 0 | - | 4.87 | 83,677 |
| Countries with Fjords | 0 | - | 4.93 | 100,615 |
| Tectonic Plates on a Map | 0 | - | 4.97 | 35,519 |
| Layers of the Earth and Atmosphere | 0 | - | 4.96 | 50,340 |
| Years in History by Picture | 0 | - | 4.44 | 35,381 |
| Where Are These Doors? | 0 | - | 4.45 | 29,860 |
| Famous Foreheads #1 | 0 | - | 4.47 | 74,609 |
| Merged Company Logos #2 | 0 | - | 4.75 | 77,212 |
| Animal Varieties #1 | 0 | - | 4.48 | 92,679 |
| A Whale of a Quiz | 0 | - | 4.41 | 36,039 |
| Animal Varieties #3 | 0 | - | 4.53 | 55,274 |
| Animal Stereotypes | 0 | - | 4.48 | 37,043 |
| Animal Ranges - Do They Live There? | 0 | - | 4.70 | 43,978 |
| Flags to Languages | 0 | - | 4.95 | 173,161 |
| Similar Country Flags - Multiple Choice Quiz | 0 | - | 4.94 | 50,281 |
| Animals by Range on a World Map | 0 | - | 4.96 | 25,412 |
| Head to Head - Animals | 0 | - | 4.88 | 69,194 |
| Terrestrial Biomes - Map Quiz | 0 | - | 4.99 | 19,959 |
| Bodies of Water on the World Map | 0 | - | 5.00 | 51,439 |
| World's Longest Rivers | 0 | - | 4.88 | 128,172 |
| Draw All Country Borders and Borderless Countries | 0 | - | 4.99 | 162,988 |
| Three Real and One Fake - Country Flags | 0 | - | 4.97 | 83,727 |
| Fruits by Picture | 0 | - | 4.19 | 806,201 |
| Old Movies by Picture | 0 | - | 4.51 | 25,006 |
| Musical Instruments by Picture #2 | 0 | - | 4.24 | 46,875 |
| Name that Object #1 | 0 | - | 3.57 | 96,432 |
| Pick a Picture - Animal Relations | 0 | - | 4.94 | 55,164 |
| Name that Historical Figure #1 | 0 | - | 4.63 | 336,734 |
| Geography by Picture - B | 0 | - | 4.42 | 55,521 |
| Geography by Picture - H | 0 | - | 4.50 | 58,143 |
| Geography by Picture - N | 0 | - | 4.45 | 42,134 |
| Geography by Picture - R | 0 | - | 4.56 | 40,958 |
| Geography by Picture - T | 0 | - | 4.54 | 57,769 |
| Name the Pixelated Landmark | 0 | - | 4.84 | 62,774 |
| Car Logos Quiz #1 | 0 | - | 4.44 | 536,287 |
| Random Logos Quiz | 0 | - | 4.31 | 207,866 |
| All North American Pro Sports Logos | 0 | - | 4.70 | 114,376 |
| Pictures by Letter - A | 0 | - | 4.17 | 33,305 |
| Pictures by Letter - J | 0 | - | 4.31 | 39,917 |
| Pictures by Letter - B | 0 | - | 4.31 | 43,820 |
| Pictures by Letter - D | 0 | - | 4.13 | 37,486 |
| Pictures by Letter - M | 0 | - | 4.24 | 37,695 |
| Animal Varieties #2 | 0 | - | 4.40 | 66,560 |
| Types of Bears | 0 | - | 4.51 | 143,245 |
| Deadly Animals | 0 | - | 4.03 | 110,099 |
| Famous Animals #1 | 0 | - | 4.03 | 239,116 |
| Famous Animals #2 | 0 | - | 4.02 | 57,396 |
| Famous Animals Quiz #3 | 0 | - | 4.24 | 43,222 |
| Animal Facts | 0 | - | 4.15 | 42,951 |
| Cat Knowledge | 0 | - | 4.48 | 25,764 |
| Bear Knowledge | 0 | - | 4.54 | 35,043 |
| Cow Knowledge | 0 | - | 4.46 | 24,217 |
| Elephant Knowledge | 0 | - | 4.41 | 23,936 |
| Multiple Choice Animal Quiz #1 | 0 | - | 4.50 | 56,086 |
| Animals in World History | 0 | - | 4.74 | 44,385 |
| Human Taxonomy | 0 | - | 4.68 | 18,897 |
| World Bee Day Quiz | 0 | - | 4.47 | 11,453 |
| Landforms Fill in the Blank | 0 | - | 4.41 | 91,615 |
| World's Longest Rivers on a Map | 0 | - | 4.91 | 87,366 |
| Rivers of Europe Quiz | 0 | - | 4.89 | 56,020 |
| Countries With No Rivers | 0 | - | 4.96 | 76,429 |
| Name a Valid Country on Each River | 0 | - | 4.96 | 61,687 |
| 50 Rivers on a World Map | 0 | - | 4.96 | 37,507 |
| 100 Rivers on a World Map | 0 | - | 4.99 | 99,577 |
| Rivers in History | 0 | - | 4.91 | 33,115 |
| Countries That Touch the Baltic Sea | 0 | - | 4.98 | 115,917 |
| North Sea Countries | 0 | - | 4.92 | 86,881 |
| Black Sea Countries | 0 | - | 4.87 | 60,511 |
| Countries That Touch the Red Sea | 0 | - | 4.90 | 65,221 |
| Caspian Sea Countries | 0 | - | 4.90 | 63,324 |
| Seas on the World Map | 0 | - | 4.96 | 134,906 |
| Seas of the World | 0 | - | 5.00 | 155,846 |
| Countries with the Shortest Coastlines | 0 | - | 4.89 | 67,100 |
| Trace the Coast of Europe with a Map | 0 | - | 4.93 | 78,429 |
| Trace the Coast of Afro-Eurasia with a Map | 0 | - | 5.00 | 59,150 |
| Trace the Coast of the World Map | 0 | - | 4.99 | 55,448 |
| Islands by Shape #1 | 0 | - | 4.32 | 84,272 |
| 1970s Celebrities by Picture #1 | 0 | - | 4.20 | 57,820 |
| 1970s Celebrities by Picture #2 | 0 | - | 4.21 | 50,571 |
| Elements by Picture | 0 | - | 4.27 | 69,772 |
| Rocks and Minerals Picture Quiz | 0 | - | 4.48 | 29,245 |
| Islands by Picture | 0 | - | 4.29 | 106,517 |
| Classic Movies by Movie Posters | 0 | - | 4.45 | 24,186 |
| Animals by Skeleton Image | 0 | - | 4.80 | 46,243 |
| 1980s Movie Silhouettes | 0 | - | 4.97 | 103,327 |
| Famous Landmarks Out Of Focus #2 | 0 | - | 4.37 | 41,051 |
| Animals by Close-up Image | 0 | - | 4.42 | 217,447 |
| Aquatic Mammals by Picture | 0 | - | 4.41 | 45,470 |
| Extinct Animals by Picture | 0 | - | 4.49 | 35,102 |
| Mammals by Picture #1 | 0 | - | 4.70 | 91,525 |
| 1940s Celebrities by Picture | 0 | - | 4.43 | 47,911 |
| International Footballers by Picture | 0 | - | 4.50 | 55,239 |
| Name that Historical Figure #2 | 0 | - | 4.41 | 283,850 |
| Name that Historical Figure #5 | 0 | - | 4.43 | 107,263 |
| Name that Historical Figure #7 - U.S. Edition | 0 | - | 4.50 | 50,620 |
| Geography by Picture - A | 0 | - | 4.39 | 60,155 |
| Geography by Picture - D | 0 | - | 4.15 | 45,581 |
| Geography by Picture - F | 0 | - | 4.31 | 50,919 |
| Geography by Picture - G | 0 | - | 4.38 | 47,884 |
| Geography by Picture - J | 0 | - | 4.16 | 38,400 |
| Geography by Picture - K | 0 | - | 4.29 | 33,073 |
| Geography by Picture - C | 0 | - | 4.31 | 57,006 |
| Geography by Picture - L | 0 | - | 4.37 | 58,866 |
| Geography by Picture - M | 0 | - | 4.14 | 40,400 |
| Geography by Picture - P | 0 | - | 4.24 | 42,375 |
| Geography by Picture - S | 0 | - | 4.38 | 46,988 |
| Miscellaneous Flags Quiz | 0 | - | 4.42 | 279,575 |
| Country Flags Multiple Choice | 0 | - | 4.97 | 144,112 |
| Flag Maths | 0 | - | 4.64 | 57,717 |
| Satellite Images #1 | 0 | - | 4.46 | 129,220 |
| Satellite Images Quiz #2 | 0 | - | 4.63 | 109,175 |
| Satellite Images Quiz #4 | 0 | - | 4.55 | 88,812 |
| Satellite Images Quiz #5 | 0 | - | 4.52 | 49,812 |
| Satellite Images Quiz #6 | 0 | - | 4.50 | 38,902 |
| Cities by Picture #1 | 0 | - | 4.73 | 85,725 |
| Soccer Team Logos | 0 | - | 4.26 | 372,952 |
| Brand Logos Quiz #1 | 0 | - | 4.82 | 2,413,926 |
| Ultimate Car Logos Quiz | 0 | - | 4.80 | 178,642 |
| Car Logos Quiz #2 | 0 | - | 4.43 | 260,850 |
| Video Game Logos Quiz | 0 | - | 4.40 | 183,441 |
| Movie Logos | 0 | - | 4.33 | 237,394 |
| Brand Logos That Start With M | 0 | - | 4.45 | 62,345 |
| Brand Logos That Start with A | 0 | - | 4.52 | 69,890 |
| History by Picture - A | 0 | - | 4.25 | 45,682 |
| History by Picture - B | 0 | - | 4.40 | 48,830 |
| History by Picture - C | 0 | - | 4.36 | 54,346 |
| History by Picture - F | 0 | - | 4.35 | 37,789 |
| History by Picture - G | 0 | - | 4.40 | 42,051 |
| History by Picture - D | 0 | - | 4.29 | 44,212 |
| History by Picture - E | 0 | - | 4.27 | 43,827 |
| History by Picture - H | 0 | - | 4.37 | 36,709 |
| History by Picture - K | 0 | - | 4.35 | 33,276 |
| History by Picture - M | 0 | - | 4.17 | 36,074 |
| History by Picture - N | 0 | - | 4.40 | 41,170 |
| History by Picture - O | 0 | - | 4.39 | 36,225 |
| History by Picture - T | 0 | - | 4.20 | 33,241 |
| Name that Nut, Seed, or Bean | 0 | - | 4.63 | 57,100 |
| French Animal Words | 0 | - | 4.44 | 134,156 |
| Spanish Animal Words | 0 | - | 4.53 | 95,584 |
| Words Containing Animals #1 | 0 | - | 4.21 | 43,476 |
| Words Containing Animals #2 | 0 | - | 4.07 | 34,414 |
| North American Cat-Named Sports Teams | 0 | - | 4.43 | 33,621 |
| Animals - Taxonomy to Common Name | 0 | - | 4.80 | 28,211 |
| Animals - Real or Fictional? | 0 | - | 4.57 | 49,260 |
| Animals: No Vowels #1 | 0 | - | 4.56 | 63,885 |
| Bird in the Answers | 0 | - | 4.11 | 33,475 |
| Bird Knowledge #2 | 0 | - | 4.42 | 14,145 |
| Horse Knowledge | 0 | - | 4.45 | 24,003 |
| Snake Knowledge | 0 | - | 4.49 | 18,782 |
| Natural Features of Countries #2 | 0 | - | 4.55 | 37,437 |
| Geologic Time Scale | 0 | - | 4.46 | 9,985 |
| Countries Farthest From the Sea | 0 | - | 4.98 | 74,507 |
| Largest Lakes in the United States on a Map | 0 | - | 4.90 | 29,822 |
| Five Countries with the Longest Coastline by Continent | 0 | - | 4.97 | 115,173 |
| American Countries With No Atlantic Coastline | 0 | - | 4.94 | 92,208 |
| Art Works Picture Quiz #1 | 0 | - | 4.51 | 118,820 |
| Art Works Picture Quiz #2 | 0 | - | 4.49 | 105,047 |
| Musical Instruments by Picture #1 | 0 | - | 4.52 | 268,516 |
| Art Works Picture Quiz #3 | 0 | - | 4.45 | 48,650 |
| Name that Object #2 | 0 | - | 3.64 | 15,405 |
| Authors by Picture | 0 | - | 4.48 | 25,484 |
| Name that Object #3 | 0 | - | 3.93 | 14,362 |
| Fruit and Vegetable Emojis | 0 | - | 4.42 | 79,935 |
| WWII Figures by Picture | 0 | - | 4.89 | 64,641 |
| College Sports Logos Quiz #3 | 0 | - | 4.30 | 55,482 |
