| Flowers by Picture | 0 | - | 4.46 | 105,013 |
| Plants by Picture | 0 | - | 4.24 | 14,337 |
| Trees in the Answer | 0 | - | 4.25 | 45,742 |
| Name that Bug | 0 | - | 4.12 | 45,451 |
| Former Countries by Territory Map | 0 | - | 4.96 | 101,570 |
| Empires by Maps | 0 | - | 4.98 | 118,524 |
| Merged Company Logos #1 | 0 | - | 4.91 | 105,447 |
| Famous Trees in Nature and Fiction | 0 | - | 4.38 | 18,398 |
| 3 and 4 Letter Trees | 0 | - | 4.21 | 17,184 |
| All Country Flags of the World | 0 | - | 5.00 | 3,602,912 |
| Islands by Shape #2 | 0 | - | 4.88 | 58,994 |
| Reptile Picture Quiz | 0 | - | 4.32 | 14,230 |
| Visual Memory Test - Random Cartoons | 0 | - | 4.98 | 102,784 |
| Play-Doh People from History | 0 | - | 4.99 | 93,864 |
| Famous Landmarks Out Of Focus #1 | 0 | - | 4.89 | 60,317 |
| Jeppy in Disguise #1 | 0 | - | 4.92 | 48,745 |
| Jeppy in Disguise #2 | 0 | - | 4.96 | 48,898 |
| Circular Cutouts from a World Map | 0 | - | 4.98 | 61,039 |
| Country Flags Quiz #1 | 0 | - | 4.98 | 2,526,484 |
| Country Flags Quiz #2 | 0 | - | 4.98 | 1,087,465 |
| Country Flags Quiz #3 | 0 | - | 4.98 | 729,706 |
| Megadiverse Countries | 0 | - | 4.97 | 133,907 |
| Tectonic Plates Map Quiz | 0 | - | 4.99 | 80,514 |
| Make a Stained Glass Window | 0 | - | 5.00 | 67,817 |
| Flags with Crescents | 0 | - | 4.98 | 167,583 |
| Country Flag Trivia | 0 | - | 4.81 | 55,946 |
| Country Flags with Eagles - Picture Quiz | 0 | - | 4.98 | 102,431 |
| Country Flags with the Union Jack | 0 | - | 4.87 | 76,463 |
| Pixelated Flag Quiz | 0 | - | 4.98 | 85,923 |
| Flag Emblems Scavenger Hunt | 0 | - | 5.00 | 66,473 |
| Flags by Horizontal Stripes #1 | 0 | - | 4.84 | 84,386 |
| Badly Drawn Flags #1 | 0 | - | 4.99 | 59,916 |
| Country Flags with the Sun - Picture Quiz | 0 | - | 4.83 | 52,048 |
| Real vs. Fake Flags | 0 | - | 4.98 | 122,584 |
| National Football Team Logos | 0 | - | 4.84 | 178,691 |
| Natural Features of Countries #1 | 0 | - | 4.86 | 83,381 |
| Countries with Fjords | 0 | - | 4.93 | 100,211 |
| Tectonic Plates on a Map | 0 | - | 4.97 | 35,280 |
| Layers of the Earth and Atmosphere | 0 | - | 4.97 | 50,184 |
| Years in History by Picture | 0 | - | 4.44 | 35,113 |
| Famous Foreheads #1 | 0 | - | 4.47 | 74,237 |
| Merged Company Logos #2 | 0 | - | 4.75 | 76,764 |
| Animal Varieties Quiz #1 | 0 | - | 4.48 | 92,411 |
| A Whale of a Quiz | 0 | - | 4.41 | 35,966 |
| Animal Varieties #3 | 0 | - | 4.53 | 55,095 |
| Animal Stereotypes | 0 | - | 4.48 | 36,787 |
| Animal Ranges - Do They Live There? | 0 | - | 4.70 | 43,712 |
| Flags to Languages | 0 | - | 4.95 | 172,499 |
| Similar Country Flags - Multiple Choice Quiz | 0 | - | 4.94 | 50,154 |
| Animals by Range on a World Map | 0 | - | 4.96 | 25,213 |
| Head to Head - Animals | 0 | - | 4.88 | 68,766 |
| Bodies of Water on the World Map | 0 | - | 5.00 | 50,707 |
| World's Longest Rivers | 0 | - | 4.87 | 121,073 |
| Draw All Country Borders and Borderless Countries | 0 | - | 4.99 | 161,836 |
| Three Real and One Fake - Country Flags | 0 | - | 4.97 | 83,279 |
| Fruits by Picture | 0 | - | 4.20 | 804,678 |
| Old Movies by Picture | 0 | - | 4.51 | 24,805 |
| Musical Instruments by Picture #2 | 0 | - | 4.24 | 46,685 |
| Name that Object #1 | 0 | - | 3.56 | 96,307 |
| Pick a Picture - Animal Relations | 0 | - | 4.94 | 54,846 |
| Name that Historical Figure #1 | 0 | - | 4.63 | 335,538 |
| 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 | 57,679 |
| Name the Pixelated Landmark | 0 | - | 4.84 | 62,453 |
| Car Logos Quiz #1 | 0 | - | 4.44 | 532,167 |
| Random Logos Quiz | 0 | - | 4.32 | 207,038 |
| All North American Pro Sports Logos | 0 | - | 4.70 | 113,293 |
| Pictures by Letter - A | 0 | - | 4.17 | 33,126 |
| Pictures by Letter - J | 0 | - | 4.31 | 39,726 |
| Pictures by Letter - B | 0 | - | 4.31 | 43,618 |
| Pictures by Letter - D | 0 | - | 4.16 | 37,309 |
| Pictures by Letter - M | 0 | - | 4.24 | 37,526 |
| Animal Varieties #2 | 0 | - | 4.40 | 66,412 |
| Types of Bears | 0 | - | 4.51 | 143,098 |
| Deadly Animals | 0 | - | 4.03 | 109,895 |
| Famous Animals #1 | 0 | - | 4.03 | 238,824 |
| 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 | 23,901 |
| Multiple Choice Animal Quiz #1 | 0 | - | 4.50 | 55,982 |
| Animals in World History | 0 | - | 4.74 | 44,219 |
| Human Taxonomy | 0 | - | 4.68 | 18,845 |
| World Bee Day Quiz | 0 | - | 4.47 | 11,424 |
| Landforms Fill in the Blank | 0 | - | 4.41 | 91,444 |
| World's Longest Rivers on a Map | 0 | - | 4.91 | 86,863 |
| Rivers of Europe Quiz | 0 | - | 4.89 | 55,607 |
| Countries With No Rivers | 0 | - | 4.96 | 76,035 |
| Name a Valid Country on Each River | 0 | - | 4.96 | 61,251 |
| 50 Rivers on a World Map | 0 | - | 4.96 | 36,892 |
| 100 Rivers on a World Map | 0 | - | 4.99 | 98,392 |
| Countries That Touch the Baltic Sea | 0 | - | 4.98 | 115,743 |
| North Sea Countries | 0 | - | 4.92 | 86,608 |
| 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 | 63,116 |
| Seas on the World Map | 0 | - | 4.96 | 133,830 |
| Seas of the World | 0 | - | 5.00 | 154,373 |
| Countries with the Longest Coastlines | 0 | - | 4.81 | 411,199 |
| Countries with the Shortest Coastlines | 0 | - | 4.89 | 66,957 |
| Trace the Coast of Europe with a Map | 0 | - | 4.93 | 77,978 |
| Trace the Coast of Afro-Eurasia with a Map | 0 | - | 5.00 | 58,873 |
| Trace the Coast of the World Map | 0 | - | 4.99 | 55,070 |
| Islands by Shape #1 | 0 | - | 4.32 | 84,190 |
| 1970s Celebrities by Picture #1 | 0 | - | 4.20 | 57,630 |
| 1970s Celebrities by Picture #2 | 0 | - | 4.21 | 50,415 |
| Elements by Picture | 0 | - | 4.28 | 69,555 |
| Rocks and Minerals Picture Quiz | 0 | - | 4.48 | 29,162 |
| Islands by Picture | 0 | - | 4.29 | 105,908 |
| Classic Movies by Movie Posters | 0 | - | 4.44 | 24,049 |
| Animals by Skeleton Image | 0 | - | 4.80 | 45,990 |
| 1980s Movie Silhouettes | 0 | - | 4.97 | 102,667 |
| Famous Landmarks Out Of Focus #2 | 0 | - | 4.37 | 40,848 |
| Animals by Close-up Image | 0 | - | 4.42 | 216,630 |
| Aquatic Mammals by Picture | 0 | - | 4.41 | 45,243 |
| Extinct Animals by Picture | 0 | - | 4.49 | 34,920 |
| Mammals by Picture #1 | 0 | - | 4.70 | 91,110 |
| 1940s Celebrities by Picture | 0 | - | 4.43 | 47,777 |
| International Footballers by Picture | 0 | - | 4.50 | 54,758 |
| Name that Historical Figure #2 | 0 | - | 4.43 | 282,660 |
| Name that Historical Figure #5 | 0 | - | 4.43 | 106,645 |
| Name that Historical Figure #7 - U.S. Edition | 0 | - | 4.50 | 50,301 |
| Geography by Picture - A | 0 | - | 4.39 | 60,055 |
| Geography by Picture - D | 0 | - | 4.15 | 45,496 |
| 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 | 58,764 |
| Geography by Picture - M | 0 | - | 4.14 | 40,347 |
| Geography by Picture - P | 0 | - | 4.24 | 42,301 |
| Geography by Picture - S | 0 | - | 4.38 | 46,911 |
| Miscellaneous Flags Quiz | 0 | - | 4.42 | 278,394 |
| Country Flags Multiple Choice | 0 | - | 4.97 | 143,480 |
| Flag Maths | 0 | - | 4.78 | 57,676 |
| Satellite Images #1 | 0 | - | 4.46 | 129,016 |
| Satellite Images Quiz #2 | 0 | - | 4.63 | 108,990 |
| Satellite Images Quiz #4 | 0 | - | 4.55 | 88,655 |
| Satellite Images Quiz #5 | 0 | - | 4.48 | 49,651 |
| Satellite Images Quiz #6 | 0 | - | 4.50 | 38,810 |
| Cities by Picture #1 | 0 | - | 4.73 | 85,372 |
| Soccer Team Logos | 0 | - | 4.26 | 370,861 |
| Brand Logos Quiz #1 | 0 | - | 4.83 | 2,402,408 |
| Ultimate Car Logos Quiz | 0 | - | 4.79 | 176,305 |
| Car Logos Quiz #2 | 0 | - | 4.43 | 259,281 |
| Video Game Logos Quiz | 0 | - | 4.40 | 182,676 |
| Movie Logos | 0 | - | 4.33 | 235,932 |
| Brand Logos That Start With M | 0 | - | 4.45 | 61,778 |
| Brand Logos That Start With B | 0 | - | 4.41 | 59,201 |
| Brand Logos That Start with A | 0 | - | 4.51 | 69,276 |
| 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 | 37,588 |
| 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 | 43,631 |
| History by Picture - H | 0 | - | 4.37 | 36,547 |
| History by Picture - K | 0 | - | 4.35 | 33,109 |
| History by Picture - M | 0 | - | 4.17 | 35,915 |
| History by Picture - N | 0 | - | 4.40 | 41,003 |
| History by Picture - O | 0 | - | 4.39 | 36,042 |
| History by Picture - T | 0 | - | 4.20 | 33,100 |
| Name that Nut, Seed, or Bean | 0 | - | 4.63 | 56,851 |
| French Animal Words | 0 | - | 4.44 | 133,678 |
| Spanish Animal Words | 0 | - | 4.53 | 95,373 |
| 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 | 28,098 |
| Animals - Real or Fictional? | 0 | - | 4.57 | 48,997 |
| Animals: No Vowels #1 | 0 | - | 4.57 | 63,587 |
| Bird in the Answers | 0 | - | 4.10 | 33,285 |
| Bird Knowledge #2 | 0 | - | 4.42 | 14,107 |
| Horse Knowledge | 0 | - | 4.45 | 23,944 |
| 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 | 74,233 |
| 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 | 114,715 |
| American Countries With No Atlantic Coastline | 0 | - | 4.94 | 91,918 |
| Art Works Picture Quiz #1 | 0 | - | 4.51 | 118,476 |
| Art Works Picture Quiz #2 | 0 | - | 4.49 | 104,662 |
| Musical Instruments by Picture #1 | 0 | - | 4.52 | 267,931 |
| Art Works Picture Quiz #3 | 0 | - | 4.45 | 48,534 |
| Name that Object #2 | 0 | - | 3.64 | 15,326 |
| Authors by Picture | 0 | - | 4.48 | 25,395 |
| Name that Object #3 | 0 | - | 3.93 | 14,306 |
| Fruit and Vegetable Emojis | 0 | - | 4.42 | 79,478 |
| WWII Figures by Picture | 0 | - | 4.85 | 50,546 |
| College Sports Logos Quiz #3 | 0 | - | 4.30 | 55,068 |
| Planets By Picture Quiz | 0 | - | 4.49 | 56,199 |
