| Flowers by Picture | 0 | - | 4.46 | 105,013 |
| Plants by Picture | 0 | - | 4.24 | 14,337 |
| Trees in the Answer | 0 | - | 4.25 | 45,741 |
| Name that Bug | 0 | - | 4.12 | 45,451 |
| Former Countries by Territory Map | 0 | - | 4.96 | 101,565 |
| Empires by Maps | 0 | - | 4.98 | 118,515 |
| Merged Company Logos #1 | 0 | - | 4.91 | 105,442 |
| Famous Trees in Nature and Fiction | 0 | - | 4.38 | 18,397 |
| 3 and 4 Letter Trees | 0 | - | 4.21 | 17,184 |
| All Country Flags of the World | 0 | - | 5.00 | 3,602,563 |
| Islands by Shape #2 | 0 | - | 4.88 | 58,993 |
| Reptile Picture Quiz | 0 | - | 4.32 | 14,230 |
| Visual Memory Test - Random Cartoons | 0 | - | 4.98 | 102,780 |
| Play-Doh People from History | 0 | - | 4.99 | 93,860 |
| Famous Landmarks Out Of Focus #1 | 0 | - | 4.89 | 60,313 |
| Jeppy in Disguise #1 | 0 | - | 4.92 | 48,744 |
| Jeppy in Disguise #2 | 0 | - | 4.96 | 48,897 |
| Circular Cutouts from a World Map | 0 | - | 4.98 | 61,037 |
| Country Flags Quiz #1 | 0 | - | 4.98 | 2,526,425 |
| Country Flags Quiz #2 | 0 | - | 4.98 | 1,087,445 |
| Country Flags Quiz #3 | 0 | - | 4.98 | 729,695 |
| Megadiverse Countries | 0 | - | 4.97 | 133,905 |
| Tectonic Plates Map Quiz | 0 | - | 4.99 | 80,503 |
| Make a Stained Glass Window | 0 | - | 5.00 | 67,815 |
| Flags with Crescents | 0 | - | 4.98 | 167,573 |
| Country Flag Trivia | 0 | - | 4.81 | 55,938 |
| Country Flags with Eagles - Picture Quiz | 0 | - | 4.98 | 102,425 |
| Country Flags with the Union Jack | 0 | - | 4.87 | 76,460 |
| Pixelated Flag Quiz | 0 | - | 4.98 | 85,917 |
| Flag Emblems Scavenger Hunt | 0 | - | 5.00 | 66,468 |
| Flags by Horizontal Stripes #1 | 0 | - | 4.84 | 84,383 |
| Badly Drawn Flags #1 | 0 | - | 4.99 | 59,911 |
| Country Flags with the Sun - Picture Quiz | 0 | - | 4.83 | 52,042 |
| Real vs. Fake Flags | 0 | - | 4.98 | 122,580 |
| National Football Team Logos | 0 | - | 4.84 | 178,676 |
| Natural Features of Countries #1 | 0 | - | 4.86 | 83,379 |
| Countries with Fjords | 0 | - | 4.93 | 100,206 |
| Tectonic Plates on a Map | 0 | - | 4.97 | 35,280 |
| Layers of the Earth and Atmosphere | 0 | - | 4.97 | 50,182 |
| Years in History by Picture | 0 | - | 4.44 | 35,113 |
| Famous Foreheads #1 | 0 | - | 4.47 | 74,232 |
| Merged Company Logos #2 | 0 | - | 4.75 | 76,761 |
| Animal Varieties Quiz #1 | 0 | - | 4.48 | 92,409 |
| A Whale of a Quiz | 0 | - | 4.41 | 35,965 |
| Animal Varieties #3 | 0 | - | 4.53 | 55,094 |
| Animal Stereotypes | 0 | - | 4.48 | 36,783 |
| Animal Ranges - Do They Live There? | 0 | - | 4.70 | 43,711 |
| Flags to Languages | 0 | - | 4.95 | 172,492 |
| Similar Country Flags - Multiple Choice Quiz | 0 | - | 4.94 | 50,154 |
| Animals by Range on a World Map | 0 | - | 4.96 | 25,211 |
| Head to Head - Animals | 0 | - | 4.88 | 68,763 |
| Bodies of Water on the World Map | 0 | - | 5.00 | 50,704 |
| World's Longest Rivers | 0 | - | 4.87 | 121,068 |
| Draw All Country Borders and Borderless Countries | 0 | - | 4.99 | 161,826 |
| Three Real and One Fake - Country Flags | 0 | - | 4.97 | 83,275 |
| Fruits by Picture | 0 | - | 4.20 | 804,663 |
| Old Movies by Picture | 0 | - | 4.51 | 24,799 |
| Musical Instruments by Picture #2 | 0 | - | 4.24 | 46,684 |
| Name that Object #1 | 0 | - | 3.56 | 96,307 |
| Pick a Picture - Animal Relations | 0 | - | 4.94 | 54,843 |
| Name that Historical Figure #1 | 0 | - | 4.63 | 335,525 |
| Geography by Picture - B | 0 | - | 4.42 | 55,419 |
| Geography by Picture - H | 0 | - | 4.49 | 58,051 |
| Geography by Picture - N | 0 | - | 4.45 | 42,050 |
| Geography by Picture - R | 0 | - | 4.55 | 40,879 |
| Geography by Picture - T | 0 | - | 4.54 | 57,678 |
| Name the Pixelated Landmark | 0 | - | 4.84 | 62,447 |
| Car Logos Quiz #1 | 0 | - | 4.44 | 532,112 |
| Random Logos Quiz | 0 | - | 4.32 | 207,033 |
| All North American Pro Sports Logos | 0 | - | 4.70 | 113,290 |
| Pictures by Letter - A | 0 | - | 4.17 | 33,124 |
| Pictures by Letter - J | 0 | - | 4.31 | 39,723 |
| Pictures by Letter - B | 0 | - | 4.31 | 43,616 |
| Pictures by Letter - D | 0 | - | 4.16 | 37,308 |
| Pictures by Letter - M | 0 | - | 4.24 | 37,525 |
| Animal Varieties #2 | 0 | - | 4.40 | 66,412 |
| Types of Bears | 0 | - | 4.51 | 143,095 |
| Deadly Animals | 0 | - | 4.03 | 109,894 |
| Famous Animals #1 | 0 | - | 4.03 | 238,821 |
| Famous Animals #2 | 0 | - | 4.02 | 57,323 |
| Famous Animals Quiz #3 | 0 | - | 4.24 | 43,149 |
| Animal Facts | 0 | - | 4.15 | 42,908 |
| Cat Knowledge | 0 | - | 4.49 | 25,721 |
| Bear Knowledge | 0 | - | 4.54 | 34,987 |
| Cow Knowledge | 0 | - | 4.46 | 24,164 |
| Elephant Knowledge | 0 | - | 4.41 | 23,900 |
| Multiple Choice Animal Quiz #1 | 0 | - | 4.50 | 55,982 |
| Animals in World History | 0 | - | 4.74 | 44,216 |
| Human Taxonomy | 0 | - | 4.68 | 18,844 |
| World Bee Day Quiz | 0 | - | 4.47 | 11,424 |
| Landforms Fill in the Blank | 0 | - | 4.41 | 91,442 |
| World's Longest Rivers on a Map | 0 | - | 4.91 | 86,861 |
| Rivers of Europe Quiz | 0 | - | 4.89 | 55,607 |
| Countries With No Rivers | 0 | - | 4.96 | 76,031 |
| Name a Valid Country on Each River | 0 | - | 4.96 | 61,248 |
| 50 Rivers on a World Map | 0 | - | 4.96 | 36,891 |
| 100 Rivers on a World Map | 0 | - | 4.99 | 98,387 |
| Countries That Touch the Baltic Sea | 0 | - | 4.98 | 115,743 |
| North Sea Countries | 0 | - | 4.92 | 86,605 |
| Black Sea Countries | 0 | - | 4.87 | 60,342 |
| Countries That Touch the Red Sea | 0 | - | 4.90 | 65,019 |
| Caspian Sea Countries | 0 | - | 4.90 | 63,114 |
| Seas on the World Map | 0 | - | 4.96 | 133,825 |
| Seas of the World | 0 | - | 5.00 | 154,370 |
| Countries with the Longest Coastlines | 0 | - | 4.81 | 411,192 |
| Countries with the Shortest Coastlines | 0 | - | 4.89 | 66,954 |
| Trace the Coast of Europe with a Map | 0 | - | 4.93 | 77,976 |
| Trace the Coast of Afro-Eurasia with a Map | 0 | - | 5.00 | 58,871 |
| Trace the Coast of the World Map | 0 | - | 4.99 | 55,068 |
| Islands by Shape #1 | 0 | - | 4.32 | 84,189 |
| 1970s Celebrities by Picture #1 | 0 | - | 4.20 | 57,629 |
| 1970s Celebrities by Picture #2 | 0 | - | 4.21 | 50,412 |
| Elements by Picture | 0 | - | 4.28 | 69,554 |
| Rocks and Minerals Picture Quiz | 0 | - | 4.48 | 29,159 |
| Islands by Picture | 0 | - | 4.29 | 105,905 |
| Classic Movies by Movie Posters | 0 | - | 4.44 | 24,048 |
| Animals by Skeleton Image | 0 | - | 4.80 | 45,989 |
| 1980s Movie Silhouettes | 0 | - | 4.97 | 102,660 |
| Famous Landmarks Out Of Focus #2 | 0 | - | 4.37 | 40,847 |
| Animals by Close-up Image | 0 | - | 4.42 | 216,607 |
| Aquatic Mammals by Picture | 0 | - | 4.41 | 45,242 |
| Extinct Animals by Picture | 0 | - | 4.49 | 34,918 |
| Mammals by Picture #1 | 0 | - | 4.70 | 91,108 |
| 1940s Celebrities by Picture | 0 | - | 4.43 | 47,776 |
| International Footballers by Picture | 0 | - | 4.50 | 54,744 |
| Name that Historical Figure #2 | 0 | - | 4.43 | 282,647 |
| Name that Historical Figure #5 | 0 | - | 4.43 | 106,638 |
| Name that Historical Figure #7 - U.S. Edition | 0 | - | 4.50 | 50,300 |
| Geography by Picture - A | 0 | - | 4.39 | 60,055 |
| Geography by Picture - D | 0 | - | 4.15 | 45,495 |
| Geography by Picture - F | 0 | - | 4.31 | 50,830 |
| Geography by Picture - G | 0 | - | 4.38 | 47,792 |
| Geography by Picture - J | 0 | - | 4.16 | 38,336 |
| Geography by Picture - K | 0 | - | 4.28 | 33,015 |
| Geography by Picture - C | 0 | - | 4.31 | 56,911 |
| Geography by Picture - L | 0 | - | 4.37 | 58,763 |
| Geography by Picture - M | 0 | - | 4.14 | 40,347 |
| Geography by Picture - P | 0 | - | 4.24 | 42,300 |
| Geography by Picture - S | 0 | - | 4.38 | 46,911 |
| Miscellaneous Flags Quiz | 0 | - | 4.42 | 278,384 |
| Country Flags Multiple Choice | 0 | - | 4.97 | 143,474 |
| Flag Maths | 0 | - | 4.78 | 57,676 |
| Satellite Images #1 | 0 | - | 4.46 | 129,009 |
| Satellite Images Quiz #2 | 0 | - | 4.63 | 108,988 |
| Satellite Images Quiz #4 | 0 | - | 4.55 | 88,651 |
| Satellite Images Quiz #5 | 0 | - | 4.48 | 49,649 |
| Satellite Images Quiz #6 | 0 | - | 4.50 | 38,809 |
| Cities by Picture #1 | 0 | - | 4.73 | 85,363 |
| Soccer Team Logos | 0 | - | 4.26 | 370,835 |
| Brand Logos Quiz #1 | 0 | - | 4.83 | 2,402,277 |
| Ultimate Car Logos Quiz | 0 | - | 4.79 | 176,292 |
| Car Logos Quiz #2 | 0 | - | 4.43 | 259,266 |
| Video Game Logos Quiz | 0 | - | 4.40 | 182,667 |
| Movie Logos | 0 | - | 4.33 | 235,919 |
| Brand Logos That Start With M | 0 | - | 4.45 | 61,774 |
| Brand Logos That Start With B | 0 | - | 4.41 | 59,198 |
| Brand Logos That Start with A | 0 | - | 4.51 | 69,269 |
| History by Picture - A | 0 | - | 4.25 | 45,465 |
| History by Picture - B | 0 | - | 4.40 | 48,590 |
| History by Picture - C | 0 | - | 4.36 | 54,087 |
| History by Picture - F | 0 | - | 4.35 | 37,584 |
| History by Picture - G | 0 | - | 4.40 | 41,854 |
| History by Picture - D | 0 | - | 4.29 | 44,014 |
| History by Picture - E | 0 | - | 4.27 | 43,629 |
| History by Picture - H | 0 | - | 4.37 | 36,546 |
| History by Picture - K | 0 | - | 4.35 | 33,105 |
| History by Picture - M | 0 | - | 4.17 | 35,915 |
| History by Picture - N | 0 | - | 4.40 | 41,001 |
| History by Picture - O | 0 | - | 4.39 | 36,042 |
| History by Picture - T | 0 | - | 4.20 | 33,099 |
| Name that Nut, Seed, or Bean | 0 | - | 4.63 | 56,849 |
| French Animal Words | 0 | - | 4.44 | 133,669 |
| Spanish Animal Words | 0 | - | 4.53 | 95,371 |
| Words Containing Animals #1 | 0 | - | 4.21 | 43,387 |
| Words Containing Animals #2 | 0 | - | 4.07 | 34,352 |
| North American Cat-Named Sports Teams | 0 | - | 4.43 | 33,517 |
| Animals - Taxonomy to Common Name | 0 | - | 4.79 | 28,096 |
| Animals - Real or Fictional? | 0 | - | 4.57 | 48,993 |
| Animals: No Vowels #1 | 0 | - | 4.57 | 63,585 |
| Bird in the Answers | 0 | - | 4.10 | 33,283 |
| Bird Knowledge #2 | 0 | - | 4.42 | 14,107 |
| Horse Knowledge | 0 | - | 4.45 | 23,943 |
| Snake Knowledge | 0 | - | 4.49 | 18,728 |
| Natural Features of Countries #2 | 0 | - | 4.55 | 37,338 |
| Geologic Time Scale | 0 | - | 4.46 | 9,920 |
| Countries Farthest From the Sea | 0 | - | 4.98 | 74,230 |
| Largest Lakes in the United States on a Map | 0 | - | 4.90 | 29,688 |
| Five Countries with the Longest Coastline by Continent | 0 | - | 4.97 | 114,709 |
| American Countries With No Atlantic Coastline | 0 | - | 4.94 | 91,916 |
| Art Works Picture Quiz #1 | 0 | - | 4.51 | 118,474 |
| Art Works Picture Quiz #2 | 0 | - | 4.49 | 104,660 |
| Musical Instruments by Picture #1 | 0 | - | 4.52 | 267,924 |
| Art Works Picture Quiz #3 | 0 | - | 4.45 | 48,533 |
| Name that Object #2 | 0 | - | 3.64 | 15,326 |
| Authors by Picture | 0 | - | 4.48 | 25,393 |
| Name that Object #3 | 0 | - | 3.93 | 14,306 |
| Fruit and Vegetable Emojis | 0 | - | 4.42 | 79,474 |
| WWII Figures by Picture | 0 | - | 4.85 | 50,539 |
| College Sports Logos Quiz #3 | 0 | - | 4.30 | 55,068 |
| Planets By Picture Quiz | 0 | - | 4.49 | 56,195 |
