| Flowers by Picture | 0 | - | 4.46 | 105,901 |
| Name that Bug | 0 | - | 4.12 | 45,663 |
| Former Countries by Territory Map | 0 | - | 4.96 | 104,293 |
| Empires by Maps | 0 | - | 4.98 | 122,692 |
| Merged Company Logos #1 | 0 | - | 4.90 | 107,726 |
| Islands by Shape #2 | 0 | - | 4.88 | 59,617 |
| Reptile Picture Quiz | 0 | - | 4.32 | 14,408 |
| Visual Memory Test - Random Cartoons | 0 | - | 4.98 | 105,768 |
| Play-Doh People from History | 0 | - | 4.99 | 95,837 |
| Famous Landmarks Out Of Focus #1 | 0 | - | 4.89 | 61,786 |
| Jeppy in Disguise #1 | 0 | - | 4.92 | 50,182 |
| Circular Cutouts from a World Map | 0 | - | 4.98 | 62,325 |
| All Country Flags of the World | 0 | - | 5.00 | 3,728,763 |
| Megadiverse Countries | 0 | - | 4.96 | 149,742 |
| Tectonic Plates Map Quiz | 0 | - | 4.99 | 82,293 |
| Country Flags Quiz #1 | 0 | - | 4.98 | 2,548,456 |
| Country Flags Quiz #2 | 0 | - | 4.99 | 1,098,621 |
| Country Flags Quiz #3 | 0 | - | 4.97 | 737,366 |
| Animals - Taxonomy to Common Name | 0 | - | 4.81 | 28,557 |
| Trees in the Answer | 0 | - | 4.23 | 45,957 |
| Years in History by Picture | 0 | - | 4.45 | 35,963 |
| Animals by Skeleton Image | 0 | - | 4.81 | 47,082 |
| Make a Stained Glass Window | 0 | - | 5.00 | 69,243 |
| Famous Foreheads #1 | 0 | - | 4.47 | 75,586 |
| Flags with Crescents | 0 | - | 4.98 | 171,863 |
| Country Flag Trivia | 0 | - | 4.82 | 58,379 |
| Country Flags with Eagles - Picture Quiz | 0 | - | 4.98 | 105,254 |
| Country Flags with the Union Jack | 0 | - | 4.87 | 78,699 |
| Pixelated Flag Quiz | 0 | - | 4.97 | 89,003 |
| Flag Emblems Scavenger Hunt | 0 | - | 5.00 | 68,171 |
| Flags by Horizontal Stripes #1 | 0 | - | 4.84 | 86,232 |
| Country Flags with the Sun - Picture Quiz | 0 | - | 4.81 | 53,686 |
| Real vs. Fake Flags | 0 | - | 4.98 | 126,190 |
| Ultimate Car Logos Quiz | 0 | - | 4.81 | 185,195 |
| National Football Team Logos | 0 | - | 4.85 | 194,209 |
| Merged Company Logos #2 | 0 | - | 4.75 | 78,512 |
| Animal Varieties #1 | 0 | - | 4.48 | 93,454 |
| A Whale of a Quiz | 0 | - | 4.41 | 36,190 |
| Animal Varieties #3 | 0 | - | 4.50 | 55,724 |
| Animal Stereotypes | 0 | - | 4.48 | 37,584 |
| Animal Ranges - Do They Live There? | 0 | - | 4.70 | 44,533 |
| Natural Features of Countries #1 | 0 | - | 4.87 | 84,274 |
| Countries with Fjords | 0 | - | 4.94 | 101,649 |
| Tectonic Plates on a Map | 0 | - | 4.97 | 35,963 |
| Layers of the Earth and Atmosphere | 0 | - | 4.96 | 50,777 |
| Name that Object #1 | 0 | - | 3.57 | 96,657 |
| Flags to Languages | 0 | - | 4.95 | 174,751 |
| Similar Country Flags - Multiple Choice Quiz | 0 | - | 4.94 | 51,185 |
| Famous Trees in Nature and Fiction | 0 | - | 4.38 | 18,511 |
| Animals by Range on a World Map | 0 | - | 4.96 | 25,894 |
| Head to Head - Animals | 0 | - | 4.88 | 70,154 |
| Terrestrial Biomes - Map Quiz | 0 | - | 4.99 | 21,879 |
| Bodies of Water on the World Map | 0 | - | 5.00 | 53,384 |
| World's Longest Rivers | 0 | - | 4.89 | 137,873 |
| Draw All Country Borders and Borderless Countries | 0 | - | 4.99 | 166,041 |
| 3 and 4 Letter Trees | 0 | - | 4.21 | 17,331 |
| Fruits by Picture | 0 | - | 4.19 | 809,968 |
| Old Movies by Picture | 0 | - | 4.51 | 25,300 |
| Musical Instruments by Picture #2 | 0 | - | 4.24 | 47,356 |
| Geography by Picture - B | 0 | - | 4.42 | 55,842 |
| Geography by Picture - H | 0 | - | 4.50 | 58,444 |
| Geography by Picture - N | 0 | - | 4.45 | 42,407 |
| Geography by Picture - R | 0 | - | 4.56 | 41,206 |
| Geography by Picture - T | 0 | - | 4.54 | 58,062 |
| Random Logos Quiz | 0 | - | 4.33 | 210,026 |
| All North American Pro Sports Logos | 0 | - | 4.72 | 116,755 |
| Pictures by Letter - A | 0 | - | 4.18 | 33,711 |
| Pictures by Letter - J | 0 | - | 4.31 | 40,341 |
| Pictures by Letter - B | 0 | - | 4.32 | 44,332 |
| Pictures by Letter - D | 0 | - | 4.14 | 37,864 |
| Pictures by Letter - M | 0 | - | 4.24 | 38,073 |
| Animal Varieties #2 | 0 | - | 4.40 | 66,989 |
| Types of Bears | 0 | - | 4.50 | 144,012 |
| Deadly Animals | 0 | - | 4.02 | 110,872 |
| Famous Animals #1 | 0 | - | 4.03 | 240,077 |
| Famous Animals #2 | 0 | - | 4.02 | 57,622 |
| Famous Animals Quiz #3 | 0 | - | 4.24 | 43,446 |
| Animal Facts | 0 | - | 4.15 | 43,064 |
| Cat Knowledge | 0 | - | 4.49 | 25,891 |
| Bear Knowledge | 0 | - | 4.54 | 35,191 |
| Cow Knowledge | 0 | - | 4.46 | 24,328 |
| Elephant Knowledge | 0 | - | 4.41 | 24,032 |
| Multiple Choice Animal Quiz #1 | 0 | - | 4.50 | 56,426 |
| Animals in World History | 0 | - | 4.74 | 44,732 |
| Human Taxonomy | 0 | - | 4.70 | 19,005 |
| Landforms Fill in the Blank | 0 | - | 4.41 | 91,946 |
| Pick a Picture - Animal Relations | 0 | - | 4.94 | 56,019 |
| Name that Historical Figure #1 | 0 | - | 4.63 | 341,237 |
| Name the Pixelated Landmark | 0 | - | 4.85 | 63,717 |
| Car Logos Quiz #1 | 0 | - | 4.52 | 545,602 |
| Three Real and One Fake - Country Flags | 0 | - | 4.97 | 84,934 |
| World's Longest Rivers on a Map | 0 | - | 4.90 | 88,510 |
| Rivers of Europe Quiz | 0 | - | 4.89 | 57,034 |
| Countries With No Rivers | 0 | - | 4.96 | 77,282 |
| Name a Valid Country on Each River | 0 | - | 4.95 | 63,195 |
| 50 Rivers on a World Map | 0 | - | 4.96 | 38,589 |
| 100 Rivers on a World Map | 0 | - | 4.99 | 102,001 |
| Countries That Touch the Baltic Sea | 0 | - | 4.98 | 116,235 |
| North Sea Countries | 0 | - | 4.92 | 87,816 |
| Black Sea Countries | 0 | - | 4.87 | 60,814 |
| Countries That Touch the Red Sea | 0 | - | 4.91 | 65,678 |
| Caspian Sea Countries | 0 | - | 4.91 | 63,773 |
| Seas on the World Map | 0 | - | 4.96 | 136,173 |
| Seas of the World | 0 | - | 5.00 | 158,977 |
| Countries with the Shortest Coastlines | 0 | - | 4.89 | 67,438 |
| Trace the Coast of Europe with a Map | 0 | - | 4.93 | 79,524 |
| Trace the Coast of Afro-Eurasia with a Map | 0 | - | 5.00 | 59,902 |
| Trace the Coast of the World Map | 0 | - | 4.99 | 56,321 |
| Islands by Shape #1 | 0 | - | 4.33 | 84,567 |
| Elements by Picture | 0 | - | 4.27 | 70,420 |
| Name that Object #2 | 0 | - | 3.63 | 15,555 |
| Rocks and Minerals Picture Quiz | 0 | - | 4.48 | 29,561 |
| Islands by Picture | 0 | - | 4.28 | 108,006 |
| Name that Object #3 | 0 | - | 3.93 | 14,485 |
| Classic Movies by Movie Posters | 0 | - | 4.45 | 24,497 |
| Famous Landmarks Out Of Focus #2 | 0 | - | 4.37 | 41,647 |
| Animals by Close-up Image | 0 | - | 4.42 | 219,602 |
| Aquatic Mammals by Picture | 0 | - | 4.41 | 46,084 |
| Extinct Animals by Picture | 0 | - | 4.49 | 35,569 |
| Mammals by Picture #1 | 0 | - | 4.69 | 92,615 |
| International Footballers by Picture | 0 | - | 4.51 | 56,862 |
| Name that Historical Figure #2 | 0 | - | 4.42 | 287,587 |
| Name that Historical Figure #5 | 0 | - | 4.43 | 109,781 |
| Name that Historical Figure #7 - U.S. Edition | 0 | - | 4.51 | 51,830 |
| Geography by Picture - A | 0 | - | 4.39 | 60,502 |
| Geography by Picture - D | 0 | - | 4.15 | 45,834 |
| Geography by Picture - F | 0 | - | 4.31 | 51,244 |
| Geography by Picture - G | 0 | - | 4.39 | 48,136 |
| Geography by Picture - J | 0 | - | 4.16 | 38,646 |
| Geography by Picture - K | 0 | - | 4.29 | 33,303 |
| Geography by Picture - C | 0 | - | 4.31 | 57,297 |
| Geography by Picture - L | 0 | - | 4.37 | 59,194 |
| Geography by Picture - M | 0 | - | 4.14 | 40,635 |
| Geography by Picture - P | 0 | - | 4.24 | 42,617 |
| Geography by Picture - S | 0 | - | 4.38 | 47,223 |
| Miscellaneous Flags Quiz | 0 | - | 4.42 | 282,516 |
| Country Flags Multiple Choice | 0 | - | 4.97 | 145,771 |
| Flag Maths | 0 | - | 4.61 | 57,871 |
| Satellite Images #1 | 0 | - | 4.46 | 130,148 |
| Satellite Images Quiz #2 | 0 | - | 4.64 | 110,002 |
| Satellite Images Quiz #4 | 0 | - | 4.55 | 89,496 |
| Satellite Images Quiz #5 | 0 | - | 4.52 | 50,337 |
| Satellite Images Quiz #6 | 0 | - | 4.50 | 39,295 |
| Cities by Picture #1 | 0 | - | 4.74 | 86,718 |
| Soccer Team Logos | 0 | - | 4.26 | 378,763 |
| Brand Logos Quiz #1 | 0 | - | 4.83 | 2,442,571 |
| Car Logos Quiz #2 | 0 | - | 4.43 | 264,471 |
| Video Game Logos Quiz | 0 | - | 4.40 | 185,356 |
| Movie Logos | 0 | - | 4.33 | 240,947 |
| Brand Logos That Start with A | 0 | - | 4.52 | 71,406 |
| Pictures by Letter - E | 0 | - | 3.51 | 34,702 |
| Pictures by Letter - G | 0 | - | 4.14 | 28,450 |
| Pictures by Letter - L | 0 | - | 4.14 | 30,820 |
| Pictures by Letter - F | 0 | - | 4.18 | 29,324 |
| Pictures by Letter - Z | 0 | - | 4.05 | 23,642 |
| Pictures by Letter - Y | 0 | - | 4.21 | 26,498 |
| Pictures by Letter - R | 0 | - | 4.05 | 24,975 |
| Pictures by Letter - K | 0 | - | 4.18 | 25,337 |
| Pictures by Letter - I | 0 | - | 4.16 | 30,630 |
| Pictures by Letter - N | 0 | - | 4.12 | 24,704 |
| Pictures by Letter - P | 0 | - | 4.05 | 26,252 |
| Pictures by Letter - U | 0 | - | 4.10 | 20,984 |
| Pictures by Letter - T | 0 | - | 4.34 | 27,915 |
| History by Picture - A | 0 | - | 4.26 | 46,264 |
| History by Picture - B | 0 | - | 4.40 | 49,464 |
| History by Picture - C | 0 | - | 4.33 | 55,005 |
| History by Picture - F | 0 | - | 4.35 | 38,291 |
| History by Picture - G | 0 | - | 4.40 | 42,525 |
| History by Picture - D | 0 | - | 4.29 | 44,763 |
| History by Picture - E | 0 | - | 4.25 | 44,335 |
| History by Picture - H | 0 | - | 4.37 | 37,172 |
| History by Picture - K | 0 | - | 4.35 | 33,692 |
| History by Picture - M | 0 | - | 4.17 | 36,474 |
| History by Picture - N | 0 | - | 4.40 | 41,615 |
| History by Picture - O | 0 | - | 4.39 | 36,628 |
| History by Picture - T | 0 | - | 4.20 | 33,616 |
| Name that Nut, Seed, or Bean | 0 | - | 4.57 | 57,900 |
| French Animal Words | 0 | - | 4.44 | 135,144 |
| Spanish Animal Words | 0 | - | 4.53 | 96,029 |
| Words Containing Animals #1 | 0 | - | 4.21 | 43,659 |
| Words Containing Animals #2 | 0 | - | 4.09 | 34,514 |
| Pack Animals | 0 | - | 4.20 | 10,447 |
| Lion Trivia | 0 | - | 4.19 | 16,453 |
| Mammal Knowledge #1 | 0 | - | 4.20 | 19,742 |
| Mammal Knowledge #2 | 0 | - | 4.13 | 18,588 |
| Insect Knowledge #1 | 0 | - | 4.38 | 12,469 |
| Insect Knowledge #2 | 0 | - | 4.22 | 9,025 |
| North American Cat-Named Sports Teams | 0 | - | 4.43 | 33,860 |
| Animals - Real or Fictional? | 0 | - | 4.57 | 49,927 |
| Animals: No Vowels #1 | 0 | - | 4.56 | 64,470 |
| Bird in the Answers | 0 | - | 4.11 | 34,045 |
| Bird Knowledge #2 | 0 | - | 4.42 | 14,261 |
| Horse Knowledge | 0 | - | 4.46 | 24,157 |
| Snake Knowledge | 0 | - | 4.49 | 18,894 |
| Natural Features of Countries #2 | 0 | - | 4.55 | 37,709 |
| Geologic Time Scale | 0 | - | 4.41 | 10,085 |
| Countries Farthest From the Sea | 0 | - | 4.98 | 75,102 |
| Largest Lakes in the United States on a Map | 0 | - | 4.90 | 30,223 |
| Five Countries with the Longest Coastline by Continent | 0 | - | 4.97 | 116,141 |
| American Countries With No Atlantic Coastline | 0 | - | 4.93 | 92,923 |
