| Flowers by Picture | 0 | - | 4.46 | 105,883 |
| Plants by Picture | 0 | - | 4.24 | 14,527 |
| Trees in the Answer | 0 | - | 4.23 | 45,942 |
| Name that Bug | 0 | - | 4.12 | 45,650 |
| Former Countries by Territory Map | 0 | - | 4.96 | 104,060 |
| Empires by Maps | 0 | - | 4.98 | 122,317 |
| Merged Company Logos #1 | 0 | - | 4.90 | 107,517 |
| Famous Trees in Nature and Fiction | 0 | - | 4.38 | 18,501 |
| 3 and 4 Letter Trees | 0 | - | 4.21 | 17,321 |
| All Country Flags of the World | 0 | - | 5.00 | 3,718,979 |
| Islands by Shape #2 | 0 | - | 4.88 | 59,566 |
| Reptile Picture Quiz | 0 | - | 4.32 | 14,391 |
| Visual Memory Test - Random Cartoons | 0 | - | 4.98 | 105,470 |
| Play-Doh People from History | 0 | - | 4.99 | 95,663 |
| Famous Landmarks Out Of Focus #1 | 0 | - | 4.89 | 61,679 |
| Jeppy in Disguise #1 | 0 | - | 4.92 | 50,065 |
| Jeppy in Disguise #2 | 0 | - | 4.96 | 50,127 |
| Circular Cutouts from a World Map | 0 | - | 4.98 | 62,204 |
| Country Flags Quiz #1 | 0 | - | 4.98 | 2,546,817 |
| Country Flags Quiz #2 | 0 | - | 4.99 | 1,097,677 |
| Country Flags Quiz #3 | 0 | - | 4.97 | 736,784 |
| Megadiverse Countries | 0 | - | 4.96 | 145,612 |
| Tectonic Plates Map Quiz | 0 | - | 4.99 | 82,174 |
| Animals by Skeleton Image | 0 | - | 4.81 | 46,987 |
| Make a Stained Glass Window | 0 | - | 5.00 | 69,127 |
| Flags with Crescents | 0 | - | 4.98 | 171,524 |
| Country Flag Trivia | 0 | - | 4.82 | 58,183 |
| Country Flags with Eagles - Picture Quiz | 0 | - | 4.98 | 105,026 |
| Country Flags with the Union Jack | 0 | - | 4.87 | 78,528 |
| Pixelated Flag Quiz | 0 | - | 4.97 | 88,733 |
| Flag Emblems Scavenger Hunt | 0 | - | 5.00 | 68,051 |
| Flags by Horizontal Stripes #1 | 0 | - | 4.84 | 86,074 |
| Badly Drawn Flags #1 | 0 | - | 4.99 | 61,107 |
| Country Flags with the Sun - Picture Quiz | 0 | - | 4.81 | 53,554 |
| Real vs. Fake Flags | 0 | - | 4.98 | 125,926 |
| Ultimate Car Logos Quiz | 0 | - | 4.81 | 184,439 |
| National Football Team Logos | 0 | - | 4.85 | 182,043 |
| Animals - Taxonomy to Common Name | 0 | - | 4.81 | 28,522 |
| Natural Features of Countries #1 | 0 | - | 4.87 | 84,182 |
| Countries with Fjords | 0 | - | 4.94 | 101,488 |
| Tectonic Plates on a Map | 0 | - | 4.97 | 35,924 |
| Layers of the Earth and Atmosphere | 0 | - | 4.96 | 50,724 |
| Years in History by Picture | 0 | - | 4.45 | 35,889 |
| Where Are These Doors? | 0 | - | 4.45 | 30,245 |
| Famous Foreheads #1 | 0 | - | 4.47 | 75,490 |
| Merged Company Logos #2 | 0 | - | 4.75 | 78,367 |
| Animal Varieties #1 | 0 | - | 4.48 | 93,404 |
| A Whale of a Quiz | 0 | - | 4.41 | 36,169 |
| Animal Varieties #3 | 0 | - | 4.50 | 55,669 |
| Animal Stereotypes | 0 | - | 4.48 | 37,525 |
| Animal Ranges - Do They Live There? | 0 | - | 4.70 | 44,478 |
| Flags to Languages | 0 | - | 4.95 | 174,604 |
| Similar Country Flags - Multiple Choice Quiz | 0 | - | 4.94 | 51,077 |
| Animals by Range on a World Map | 0 | - | 4.96 | 25,839 |
| Head to Head - Animals | 0 | - | 4.88 | 70,058 |
| Terrestrial Biomes - Map Quiz | 0 | - | 4.99 | 21,809 |
| Bodies of Water on the World Map | 0 | - | 5.00 | 53,184 |
| World's Longest Rivers | 0 | - | 4.89 | 137,693 |
| Draw All Country Borders and Borderless Countries | 0 | - | 4.99 | 165,679 |
| Fruits by Picture | 0 | - | 4.19 | 809,609 |
| Old Movies by Picture | 0 | - | 4.51 | 25,280 |
| Musical Instruments by Picture #2 | 0 | - | 4.24 | 47,326 |
| Name that Object #1 | 0 | - | 3.57 | 96,646 |
| Pick a Picture - Animal Relations | 0 | - | 4.94 | 55,923 |
| Name that Historical Figure #1 | 0 | - | 4.63 | 340,422 |
| Geography by Picture - B | 0 | - | 4.42 | 55,803 |
| Geography by Picture - H | 0 | - | 4.50 | 58,406 |
| Geography by Picture - N | 0 | - | 4.45 | 42,366 |
| Geography by Picture - R | 0 | - | 4.56 | 41,168 |
| Geography by Picture - T | 0 | - | 4.54 | 58,023 |
| Name the Pixelated Landmark | 0 | - | 4.85 | 63,553 |
| Car Logos Quiz #1 | 0 | - | 4.52 | 544,580 |
| Random Logos Quiz | 0 | - | 4.33 | 209,790 |
| All North American Pro Sports Logos | 0 | - | 4.72 | 116,515 |
| Pictures by Letter - A | 0 | - | 4.18 | 33,672 |
| Pictures by Letter - J | 0 | - | 4.31 | 40,299 |
| Pictures by Letter - B | 0 | - | 4.32 | 44,288 |
| Pictures by Letter - D | 0 | - | 4.14 | 37,829 |
| Pictures by Letter - M | 0 | - | 4.24 | 38,031 |
| Three Real and One Fake - Country Flags | 0 | - | 4.97 | 84,796 |
| Animal Varieties #2 | 0 | - | 4.40 | 66,948 |
| Types of Bears | 0 | - | 4.50 | 143,959 |
| Deadly Animals | 0 | - | 4.02 | 110,831 |
| Famous Animals #1 | 0 | - | 4.03 | 240,011 |
| Famous Animals #2 | 0 | - | 4.02 | 57,598 |
| Famous Animals Quiz #3 | 0 | - | 4.24 | 43,426 |
| Animal Facts | 0 | - | 4.15 | 43,050 |
| Cat Knowledge | 0 | - | 4.49 | 25,883 |
| Bear Knowledge | 0 | - | 4.54 | 35,175 |
| Cow Knowledge | 0 | - | 4.46 | 24,316 |
| Elephant Knowledge | 0 | - | 4.41 | 24,012 |
| Multiple Choice Animal Quiz #1 | 0 | - | 4.50 | 56,375 |
| Animals in World History | 0 | - | 4.74 | 44,689 |
| Human Taxonomy | 0 | - | 4.70 | 18,997 |
| World Bee Day Quiz | 0 | - | 4.48 | 11,530 |
| Landforms Fill in the Blank | 0 | - | 4.41 | 91,899 |
| World's Longest Rivers on a Map | 0 | - | 4.90 | 88,381 |
| Rivers of Europe Quiz | 0 | - | 4.89 | 56,924 |
| Countries With No Rivers | 0 | - | 4.96 | 77,213 |
| Name a Valid Country on Each River | 0 | - | 4.95 | 63,077 |
| 50 Rivers on a World Map | 0 | - | 4.96 | 38,492 |
| 100 Rivers on a World Map | 0 | - | 4.99 | 101,740 |
| Countries That Touch the Baltic Sea | 0 | - | 4.98 | 116,202 |
| North Sea Countries | 0 | - | 4.92 | 87,744 |
| Black Sea Countries | 0 | - | 4.87 | 60,775 |
| Countries That Touch the Red Sea | 0 | - | 4.91 | 65,629 |
| Caspian Sea Countries | 0 | - | 4.91 | 63,727 |
| Seas on the World Map | 0 | - | 4.96 | 136,034 |
| Seas of the World | 0 | - | 5.00 | 158,645 |
| Countries with the Shortest Coastlines | 0 | - | 4.89 | 67,403 |
| Trace the Coast of Europe with a Map | 0 | - | 4.94 | 79,394 |
| Trace the Coast of Afro-Eurasia with a Map | 0 | - | 5.00 | 59,820 |
| Trace the Coast of the World Map | 0 | - | 4.99 | 56,239 |
| Islands by Shape #1 | 0 | - | 4.33 | 84,532 |
| 1970s Celebrities by Picture #1 | 0 | - | 4.20 | 58,300 |
| 1970s Celebrities by Picture #2 | 0 | - | 4.21 | 50,997 |
| Elements by Picture | 0 | - | 4.27 | 70,347 |
| Rocks and Minerals Picture Quiz | 0 | - | 4.48 | 29,526 |
| Islands by Picture | 0 | - | 4.28 | 107,874 |
| Classic Movies by Movie Posters | 0 | - | 4.45 | 24,471 |
| 1980s Movie Silhouettes | 0 | - | 4.97 | 104,746 |
| Famous Landmarks Out Of Focus #2 | 0 | - | 4.37 | 41,591 |
| Animals by Close-up Image | 0 | - | 4.42 | 219,126 |
| Aquatic Mammals by Picture | 0 | - | 4.41 | 46,040 |
| Extinct Animals by Picture | 0 | - | 4.49 | 35,509 |
| Mammals by Picture #1 | 0 | - | 4.70 | 92,499 |
| 1940s Celebrities by Picture | 0 | - | 4.43 | 48,232 |
| International Footballers by Picture | 0 | - | 4.51 | 56,504 |
| Name that Historical Figure #2 | 0 | - | 4.42 | 286,868 |
| Name that Historical Figure #5 | 0 | - | 4.43 | 109,255 |
| Name that Historical Figure #7 - U.S. Edition | 0 | - | 4.51 | 51,543 |
| Geography by Picture - A | 0 | - | 4.39 | 60,456 |
| Geography by Picture - D | 0 | - | 4.15 | 45,803 |
| Geography by Picture - F | 0 | - | 4.31 | 51,205 |
| Geography by Picture - G | 0 | - | 4.39 | 48,098 |
| Geography by Picture - J | 0 | - | 4.16 | 38,617 |
| Geography by Picture - K | 0 | - | 4.29 | 33,268 |
| Geography by Picture - C | 0 | - | 4.31 | 57,255 |
| Geography by Picture - L | 0 | - | 4.37 | 59,154 |
| Geography by Picture - M | 0 | - | 4.14 | 40,596 |
| Geography by Picture - P | 0 | - | 4.24 | 42,585 |
| Geography by Picture - S | 0 | - | 4.38 | 47,195 |
| Miscellaneous Flags Quiz | 0 | - | 4.42 | 282,232 |
| Country Flags Multiple Choice | 0 | - | 4.97 | 145,542 |
| Flag Maths | 0 | - | 4.61 | 57,856 |
| Satellite Images #1 | 0 | - | 4.46 | 130,030 |
| Satellite Images Quiz #2 | 0 | - | 4.64 | 109,725 |
| Satellite Images Quiz #4 | 0 | - | 4.55 | 89,420 |
| Satellite Images Quiz #5 | 0 | - | 4.52 | 50,274 |
| Satellite Images Quiz #6 | 0 | - | 4.50 | 39,245 |
| Cities by Picture #1 | 0 | - | 4.74 | 86,618 |
| Soccer Team Logos | 0 | - | 4.26 | 377,943 |
| Brand Logos Quiz #1 | 0 | - | 4.83 | 2,439,823 |
| Car Logos Quiz #2 | 0 | - | 4.43 | 264,077 |
| Video Game Logos Quiz | 0 | - | 4.40 | 185,164 |
| Movie Logos | 0 | - | 4.33 | 240,594 |
| Brand Logos That Start with A | 0 | - | 4.52 | 71,249 |
| History by Picture - A | 0 | - | 4.26 | 46,191 |
| History by Picture - B | 0 | - | 4.40 | 49,387 |
| History by Picture - C | 0 | - | 4.33 | 54,922 |
| History by Picture - F | 0 | - | 4.35 | 38,227 |
| History by Picture - G | 0 | - | 4.40 | 42,471 |
| History by Picture - D | 0 | - | 4.29 | 44,690 |
| History by Picture - E | 0 | - | 4.25 | 44,274 |
| History by Picture - H | 0 | - | 4.37 | 37,118 |
| History by Picture - K | 0 | - | 4.35 | 33,647 |
| History by Picture - M | 0 | - | 4.17 | 36,425 |
| History by Picture - N | 0 | - | 4.40 | 41,559 |
| History by Picture - O | 0 | - | 4.39 | 36,579 |
| History by Picture - T | 0 | - | 4.20 | 33,567 |
| Name that Nut, Seed, or Bean | 0 | - | 4.57 | 57,835 |
| French Animal Words | 0 | - | 4.44 | 135,039 |
| Spanish Animal Words | 0 | - | 4.53 | 95,994 |
| Words Containing Animals #1 | 0 | - | 4.21 | 43,631 |
| Words Containing Animals #2 | 0 | - | 4.09 | 34,501 |
| North American Cat-Named Sports Teams | 0 | - | 4.43 | 33,837 |
| Animals - Real or Fictional? | 0 | - | 4.57 | 49,862 |
| Animals: No Vowels #1 | 0 | - | 4.56 | 64,402 |
| Bird in the Answers | 0 | - | 4.11 | 33,992 |
| Bird Knowledge #2 | 0 | - | 4.42 | 14,249 |
| Horse Knowledge | 0 | - | 4.46 | 24,140 |
| Snake Knowledge | 0 | - | 4.49 | 18,881 |
| Natural Features of Countries #2 | 0 | - | 4.55 | 37,673 |
| Geologic Time Scale | 0 | - | 4.41 | 10,071 |
| Countries Farthest From the Sea | 0 | - | 4.98 | 75,041 |
| Largest Lakes in the United States on a Map | 0 | - | 4.90 | 30,171 |
| Five Countries with the Longest Coastline by Continent | 0 | - | 4.97 | 116,040 |
| American Countries With No Atlantic Coastline | 0 | - | 4.93 | 92,851 |
| Art Works Picture Quiz #1 | 0 | - | 4.51 | 119,866 |
| Art Works Picture Quiz #2 | 0 | - | 4.49 | 105,906 |
| Musical Instruments by Picture #1 | 0 | - | 4.52 | 269,851 |
| Art Works Picture Quiz #3 | 0 | - | 4.45 | 48,963 |
| Name that Object #2 | 0 | - | 3.63 | 15,536 |
| Authors by Picture | 0 | - | 4.48 | 25,641 |
| Name that Object #3 | 0 | - | 3.93 | 14,475 |
| Fruit and Vegetable Emojis | 0 | - | 4.45 | 91,009 |
| WWII Figures by Picture | 0 | - | 4.89 | 66,388 |
| College Sports Logos Quiz #3 | 0 | - | 4.30 | 56,199 |
| Planets By Picture Quiz | 0 | - | 4.49 | 57,437 |
| Songs by Picture Quiz #1 | 0 | - | 4.68 | 66,546 |
