| Flowers by Picture | 0 | - | 4.46 | 105,729 |
| Plants by Picture | 0 | - | 4.24 | 14,478 |
| Trees in the Answer | 0 | - | 4.25 | 45,879 |
| Name that Bug | 0 | - | 4.12 | 45,587 |
| Former Countries by Territory Map | 0 | - | 4.96 | 103,107 |
| Empires by Maps | 0 | - | 4.98 | 120,946 |
| Merged Company Logos #1 | 0 | - | 4.90 | 106,784 |
| Famous Trees in Nature and Fiction | 0 | - | 4.38 | 18,461 |
| 3 and 4 Letter Trees | 0 | - | 4.21 | 17,270 |
| All Country Flags of the World | 0 | - | 5.00 | 3,679,572 |
| Islands by Shape #2 | 0 | - | 4.88 | 59,342 |
| Reptile Picture Quiz | 0 | - | 4.32 | 14,317 |
| Visual Memory Test - Random Cartoons | 0 | - | 4.98 | 104,695 |
| Play-Doh People from History | 0 | - | 4.99 | 95,051 |
| Famous Landmarks Out Of Focus #1 | 0 | - | 4.89 | 61,236 |
| Jeppy in Disguise #1 | 0 | - | 4.92 | 49,560 |
| Jeppy in Disguise #2 | 0 | - | 4.96 | 49,690 |
| Circular Cutouts from a World Map | 0 | - | 4.98 | 61,749 |
| Country Flags Quiz #1 | 0 | - | 4.98 | 2,539,950 |
| Country Flags Quiz #2 | 0 | - | 4.99 | 1,094,236 |
| Country Flags Quiz #3 | 0 | - | 4.97 | 734,367 |
| Megadiverse Countries | 0 | - | 4.96 | 135,016 |
| Tectonic Plates Map Quiz | 0 | - | 4.99 | 81,711 |
| Animals by Skeleton Image | 0 | - | 4.81 | 46,657 |
| Make a Stained Glass Window | 0 | - | 5.00 | 68,681 |
| Flags with Crescents | 0 | - | 4.98 | 170,083 |
| Country Flag Trivia | 0 | - | 4.81 | 57,341 |
| Country Flags with Eagles - Picture Quiz | 0 | - | 4.98 | 104,130 |
| Country Flags with the Union Jack | 0 | - | 4.87 | 77,794 |
| Pixelated Flag Quiz | 0 | - | 4.97 | 87,775 |
| Flag Emblems Scavenger Hunt | 0 | - | 5.00 | 67,491 |
| Flags by Horizontal Stripes #1 | 0 | - | 4.84 | 85,469 |
| Badly Drawn Flags #1 | 0 | - | 4.99 | 60,676 |
| Country Flags with the Sun - Picture Quiz | 0 | - | 4.83 | 53,042 |
| Real vs. Fake Flags | 0 | - | 4.98 | 124,707 |
| Ultimate Car Logos Quiz | 0 | - | 4.81 | 181,777 |
| National Football Team Logos | 0 | - | 4.85 | 180,834 |
| Natural Features of Countries #1 | 0 | - | 4.87 | 83,896 |
| Countries with Fjords | 0 | - | 4.94 | 101,043 |
| Tectonic Plates on a Map | 0 | - | 4.97 | 35,747 |
| Layers of the Earth and Atmosphere | 0 | - | 4.96 | 50,562 |
| Years in History by Picture | 0 | - | 4.44 | 35,604 |
| Where Are These Doors? | 0 | - | 4.45 | 30,076 |
| Famous Foreheads #1 | 0 | - | 4.47 | 75,086 |
| Merged Company Logos #2 | 0 | - | 4.75 | 77,770 |
| Animal Varieties #1 | 0 | - | 4.48 | 92,977 |
| A Whale of a Quiz | 0 | - | 4.41 | 36,107 |
| Animal Varieties #3 | 0 | - | 4.54 | 55,460 |
| Animal Stereotypes | 0 | - | 4.48 | 37,334 |
| Animal Ranges - Do They Live There? | 0 | - | 4.70 | 44,248 |
| Flags to Languages | 0 | - | 4.95 | 173,917 |
| Similar Country Flags - Multiple Choice Quiz | 0 | - | 4.94 | 50,694 |
| Animals by Range on a World Map | 0 | - | 4.96 | 25,633 |
| Head to Head - Animals | 0 | - | 4.88 | 69,693 |
| Terrestrial Biomes - Map Quiz | 0 | - | 4.99 | 21,426 |
| Bodies of Water on the World Map | 0 | - | 5.00 | 52,449 |
| World's Longest Rivers | 0 | - | 4.90 | 137,020 |
| Draw All Country Borders and Borderless Countries | 0 | - | 4.99 | 164,312 |
| Three Real and One Fake - Country Flags | 0 | - | 4.97 | 84,320 |
| Fruits by Picture | 0 | - | 4.19 | 807,959 |
| Old Movies by Picture | 0 | - | 4.51 | 25,149 |
| Musical Instruments by Picture #2 | 0 | - | 4.24 | 47,128 |
| Name that Object #1 | 0 | - | 3.57 | 96,531 |
| Pick a Picture - Animal Relations | 0 | - | 4.94 | 55,585 |
| Name that Historical Figure #1 | 0 | - | 4.63 | 338,107 |
| Geography by Picture - B | 0 | - | 4.42 | 55,671 |
| Geography by Picture - H | 0 | - | 4.50 | 58,279 |
| Geography by Picture - N | 0 | - | 4.45 | 42,248 |
| Geography by Picture - R | 0 | - | 4.56 | 41,070 |
| Geography by Picture - T | 0 | - | 4.54 | 57,897 |
| Name the Pixelated Landmark | 0 | - | 4.84 | 63,162 |
| Car Logos Quiz #1 | 0 | - | 4.52 | 540,857 |
| Random Logos Quiz | 0 | - | 4.33 | 208,787 |
| All North American Pro Sports Logos | 0 | - | 4.70 | 115,543 |
| Pictures by Letter - A | 0 | - | 4.18 | 33,510 |
| Pictures by Letter - J | 0 | - | 4.31 | 40,132 |
| Pictures by Letter - B | 0 | - | 4.32 | 44,080 |
| Pictures by Letter - D | 0 | - | 4.14 | 37,679 |
| Pictures by Letter - M | 0 | - | 4.24 | 37,879 |
| Animal Varieties #2 | 0 | - | 4.40 | 66,739 |
| Types of Bears | 0 | - | 4.51 | 143,821 |
| Deadly Animals | 0 | - | 4.03 | 110,669 |
| Famous Animals #1 | 0 | - | 4.03 | 239,781 |
| Famous Animals #2 | 0 | - | 4.02 | 57,533 |
| Famous Animals Quiz #3 | 0 | - | 4.24 | 43,357 |
| Animal Facts | 0 | - | 4.15 | 43,007 |
| Cat Knowledge | 0 | - | 4.48 | 25,827 |
| Bear Knowledge | 0 | - | 4.54 | 35,112 |
| Cow Knowledge | 0 | - | 4.46 | 24,279 |
| Elephant Knowledge | 0 | - | 4.41 | 23,980 |
| Multiple Choice Animal Quiz #1 | 0 | - | 4.50 | 56,242 |
| Animals in World History | 0 | - | 4.74 | 44,574 |
| Human Taxonomy | 0 | - | 4.68 | 18,929 |
| World Bee Day Quiz | 0 | - | 4.47 | 11,490 |
| Landforms Fill in the Blank | 0 | - | 4.41 | 91,772 |
| World's Longest Rivers on a Map | 0 | - | 4.91 | 87,951 |
| Rivers of Europe Quiz | 0 | - | 4.89 | 56,573 |
| Countries With No Rivers | 0 | - | 4.96 | 76,915 |
| Name a Valid Country on Each River | 0 | - | 4.95 | 62,277 |
| 50 Rivers on a World Map | 0 | - | 4.96 | 38,070 |
| 100 Rivers on a World Map | 0 | - | 4.99 | 100,789 |
| Countries That Touch the Baltic Sea | 0 | - | 4.98 | 116,074 |
| North Sea Countries | 0 | - | 4.92 | 87,488 |
| Black Sea Countries | 0 | - | 4.87 | 60,650 |
| Countries That Touch the Red Sea | 0 | - | 4.90 | 65,454 |
| Caspian Sea Countries | 0 | - | 4.90 | 63,547 |
| Seas on the World Map | 0 | - | 4.96 | 135,541 |
| Seas of the World | 0 | - | 5.00 | 157,389 |
| Countries with the Shortest Coastlines | 0 | - | 4.89 | 67,276 |
| Trace the Coast of Europe with a Map | 0 | - | 4.93 | 78,958 |
| Trace the Coast of Afro-Eurasia with a Map | 0 | - | 5.00 | 59,514 |
| Trace the Coast of the World Map | 0 | - | 4.99 | 55,898 |
| Islands by Shape #1 | 0 | - | 4.33 | 84,416 |
| 1970s Celebrities by Picture #1 | 0 | - | 4.20 | 58,048 |
| 1970s Celebrities by Picture #2 | 0 | - | 4.21 | 50,770 |
| Elements by Picture | 0 | - | 4.27 | 70,078 |
| Rocks and Minerals Picture Quiz | 0 | - | 4.48 | 29,382 |
| Islands by Picture | 0 | - | 4.28 | 107,242 |
| Classic Movies by Movie Posters | 0 | - | 4.45 | 24,310 |
| 1980s Movie Silhouettes | 0 | - | 4.97 | 104,108 |
| Famous Landmarks Out Of Focus #2 | 0 | - | 4.37 | 41,355 |
| Animals by Close-up Image | 0 | - | 4.42 | 218,549 |
| Aquatic Mammals by Picture | 0 | - | 4.41 | 45,776 |
| Extinct Animals by Picture | 0 | - | 4.49 | 35,329 |
| Mammals by Picture #1 | 0 | - | 4.70 | 92,015 |
| 1940s Celebrities by Picture | 0 | - | 4.43 | 48,089 |
| International Footballers by Picture | 0 | - | 4.50 | 55,882 |
| Name that Historical Figure #2 | 0 | - | 4.42 | 285,048 |
| Name that Historical Figure #5 | 0 | - | 4.43 | 107,983 |
| Name that Historical Figure #7 - U.S. Edition | 0 | - | 4.51 | 50,954 |
| Geography by Picture - A | 0 | - | 4.39 | 60,323 |
| Geography by Picture - D | 0 | - | 4.15 | 45,707 |
| Geography by Picture - F | 0 | - | 4.31 | 51,068 |
| Geography by Picture - G | 0 | - | 4.39 | 47,997 |
| Geography by Picture - J | 0 | - | 4.16 | 38,511 |
| Geography by Picture - K | 0 | - | 4.29 | 33,172 |
| Geography by Picture - C | 0 | - | 4.31 | 57,125 |
| Geography by Picture - L | 0 | - | 4.37 | 59,037 |
| Geography by Picture - M | 0 | - | 4.14 | 40,505 |
| Geography by Picture - P | 0 | - | 4.24 | 42,476 |
| Geography by Picture - S | 0 | - | 4.38 | 47,082 |
| Miscellaneous Flags Quiz | 0 | - | 4.42 | 280,965 |
| Country Flags Multiple Choice | 0 | - | 4.97 | 144,836 |
| Flag Maths | 0 | - | 4.64 | 57,790 |
| Satellite Images #1 | 0 | - | 4.47 | 129,481 |
| Satellite Images Quiz #2 | 0 | - | 4.63 | 109,399 |
| Satellite Images Quiz #4 | 0 | - | 4.55 | 88,987 |
| Satellite Images Quiz #5 | 0 | - | 4.52 | 50,008 |
| Satellite Images Quiz #6 | 0 | - | 4.50 | 39,041 |
| Cities by Picture #1 | 0 | - | 4.73 | 86,179 |
| Soccer Team Logos | 0 | - | 4.26 | 375,590 |
| Brand Logos Quiz #1 | 0 | - | 4.83 | 2,428,496 |
| Car Logos Quiz #2 | 0 | - | 4.43 | 262,634 |
| Video Game Logos Quiz | 0 | - | 4.40 | 184,356 |
| Movie Logos | 0 | - | 4.33 | 239,119 |
| Brand Logos That Start with A | 0 | - | 4.52 | 70,642 |
| History by Picture - A | 0 | - | 4.26 | 45,932 |
| History by Picture - B | 0 | - | 4.40 | 49,118 |
| History by Picture - C | 0 | - | 4.36 | 54,632 |
| History by Picture - F | 0 | - | 4.35 | 38,000 |
| History by Picture - G | 0 | - | 4.40 | 42,247 |
| History by Picture - D | 0 | - | 4.29 | 44,439 |
| History by Picture - E | 0 | - | 4.25 | 44,054 |
| History by Picture - H | 0 | - | 4.37 | 36,894 |
| History by Picture - K | 0 | - | 4.35 | 33,453 |
| History by Picture - M | 0 | - | 4.17 | 36,234 |
| History by Picture - N | 0 | - | 4.40 | 41,356 |
| History by Picture - O | 0 | - | 4.39 | 36,397 |
| History by Picture - T | 0 | - | 4.20 | 33,394 |
| Name that Nut, Seed, or Bean | 0 | - | 4.63 | 57,405 |
| French Animal Words | 0 | - | 4.44 | 134,631 |
| Spanish Animal Words | 0 | - | 4.53 | 95,803 |
| Words Containing Animals #1 | 0 | - | 4.21 | 43,558 |
| Words Containing Animals #2 | 0 | - | 4.09 | 34,465 |
| North American Cat-Named Sports Teams | 0 | - | 4.43 | 33,734 |
| Animals - Taxonomy to Common Name | 0 | - | 4.80 | 28,336 |
| Animals - Real or Fictional? | 0 | - | 4.57 | 49,607 |
| Animals: No Vowels #1 | 0 | - | 4.56 | 64,191 |
| Bird in the Answers | 0 | - | 4.11 | 33,800 |
| Bird Knowledge #2 | 0 | - | 4.42 | 14,206 |
| Horse Knowledge | 0 | - | 4.46 | 24,078 |
| Snake Knowledge | 0 | - | 4.49 | 18,832 |
| Natural Features of Countries #2 | 0 | - | 4.55 | 37,541 |
| Geologic Time Scale | 0 | - | 4.41 | 10,036 |
| Countries Farthest From the Sea | 0 | - | 4.98 | 74,802 |
| Largest Lakes in the United States on a Map | 0 | - | 4.90 | 30,015 |
| Five Countries with the Longest Coastline by Continent | 0 | - | 4.97 | 115,652 |
| American Countries With No Atlantic Coastline | 0 | - | 4.94 | 92,571 |
| Art Works Picture Quiz #1 | 0 | - | 4.51 | 119,469 |
| Art Works Picture Quiz #2 | 0 | - | 4.49 | 105,534 |
| Musical Instruments by Picture #1 | 0 | - | 4.52 | 269,237 |
| Art Works Picture Quiz #3 | 0 | - | 4.45 | 48,832 |
| Name that Object #2 | 0 | - | 3.64 | 15,468 |
| Authors by Picture | 0 | - | 4.48 | 25,560 |
| Name that Object #3 | 0 | - | 3.93 | 14,423 |
| Fruit and Vegetable Emojis | 0 | - | 4.45 | 90,334 |
| WWII Figures by Picture | 0 | - | 4.89 | 65,755 |
| College Sports Logos Quiz #3 | 0 | - | 4.30 | 55,940 |
| Planets By Picture Quiz | 0 | - | 4.49 | 57,009 |
| Songs by Picture Quiz #1 | 0 | - | 4.68 | 66,173 |
