| Flowers by Picture | 0 | - | 4.46 | 105,126 |
| Name that Bug | 0 | - | 4.12 | 45,497 |
| Former Countries by Territory Map | 0 | - | 4.96 | 102,109 |
| Empires by Maps | 0 | - | 4.98 | 119,260 |
| Merged Company Logos #1 | 0 | - | 4.91 | 105,815 |
| Islands by Shape #2 | 0 | - | 4.88 | 59,096 |
| Reptile Picture Quiz | 0 | - | 4.32 | 14,258 |
| Visual Memory Test - Random Cartoons | 0 | - | 4.98 | 103,353 |
| Play-Doh People from History | 0 | - | 4.99 | 94,259 |
| Famous Landmarks Out Of Focus #1 | 0 | - | 4.89 | 60,592 |
| Circular Cutouts from a World Map | 0 | - | 4.98 | 61,235 |
| All Country Flags of the World | 0 | - | 5.00 | 3,627,722 |
| Megadiverse Countries | 0 | - | 4.96 | 134,521 |
| Tectonic Plates Map Quiz | 0 | - | 4.99 | 80,829 |
| Country Flags Quiz #1 | 0 | - | 4.98 | 2,530,902 |
| Country Flags Quiz #2 | 0 | - | 4.98 | 1,089,600 |
| Country Flags Quiz #3 | 0 | - | 4.98 | 731,227 |
| Trees in the Answer | 0 | - | 4.25 | 45,789 |
| Years in History by Picture | 0 | - | 4.44 | 35,296 |
| Make a Stained Glass Window | 0 | - | 5.00 | 68,113 |
| Famous Foreheads #1 | 0 | - | 4.47 | 74,503 |
| Flags with Crescents | 0 | - | 4.98 | 168,348 |
| Country Flag Trivia | 0 | - | 4.81 | 56,345 |
| Country Flags with Eagles - Picture Quiz | 0 | - | 4.98 | 102,913 |
| Country Flags with the Union Jack | 0 | - | 4.87 | 76,865 |
| Pixelated Flag Quiz | 0 | - | 4.98 | 86,472 |
| Flag Emblems Scavenger Hunt | 0 | - | 5.00 | 66,801 |
| Flags by Horizontal Stripes #1 | 0 | - | 4.84 | 84,684 |
| Country Flags with the Sun - Picture Quiz | 0 | - | 4.83 | 52,347 |
| National Football Team Logos | 0 | - | 4.85 | 179,455 |
| Merged Company Logos #2 | 0 | - | 4.75 | 77,059 |
| Animal Varieties #1 | 0 | - | 4.48 | 92,608 |
| A Whale of a Quiz | 0 | - | 4.41 | 36,025 |
| Animal Varieties #3 | 0 | - | 4.53 | 55,228 |
| Animal Stereotypes | 0 | - | 4.48 | 36,987 |
| Animal Ranges - Do They Live There? | 0 | - | 4.70 | 43,901 |
| Natural Features of Countries #1 | 0 | - | 4.86 | 83,482 |
| Countries with Fjords | 0 | - | 4.93 | 100,428 |
| Tectonic Plates on a Map | 0 | - | 4.97 | 35,436 |
| Layers of the Earth and Atmosphere | 0 | - | 4.96 | 50,295 |
| Name that Object #1 | 0 | - | 3.56 | 96,357 |
| Flags to Languages | 0 | - | 4.95 | 172,965 |
| Similar Country Flags - Multiple Choice Quiz | 0 | - | 4.94 | 50,188 |
| Famous Trees in Nature and Fiction | 0 | - | 4.38 | 18,416 |
| Animals by Range on a World Map | 0 | - | 4.96 | 25,358 |
| Head to Head - Animals | 0 | - | 4.88 | 69,063 |
| Bodies of Water on the World Map | 0 | - | 5.00 | 51,205 |
| World's Longest Rivers | 0 | - | 4.88 | 121,771 |
| Draw All Country Borders and Borderless Countries | 0 | - | 4.99 | 162,681 |
| 3 and 4 Letter Trees | 0 | - | 4.21 | 17,213 |
| Fruits by Picture | 0 | - | 4.20 | 805,787 |
| Old Movies by Picture | 0 | - | 4.51 | 24,946 |
| Musical Instruments by Picture #2 | 0 | - | 4.24 | 46,822 |
| Geography by Picture - B | 0 | - | 4.42 | 55,493 |
| Geography by Picture - H | 0 | - | 4.50 | 58,110 |
| Geography by Picture - N | 0 | - | 4.45 | 42,105 |
| Geography by Picture - R | 0 | - | 4.56 | 40,931 |
| Geography by Picture - T | 0 | - | 4.54 | 57,745 |
| Random Logos Quiz | 0 | - | 4.31 | 207,606 |
| All North American Pro Sports Logos | 0 | - | 4.70 | 114,080 |
| Pictures by Letter - A | 0 | - | 4.17 | 33,250 |
| Pictures by Letter - J | 0 | - | 4.31 | 39,855 |
| Pictures by Letter - B | 0 | - | 4.31 | 43,743 |
| Pictures by Letter - D | 0 | - | 4.13 | 37,426 |
| Pictures by Letter - M | 0 | - | 4.24 | 37,645 |
| Animal Varieties #2 | 0 | - | 4.40 | 66,525 |
| Types of Bears | 0 | - | 4.51 | 143,204 |
| Deadly Animals | 0 | - | 4.03 | 110,041 |
| Famous Animals #1 | 0 | - | 4.03 | 239,037 |
| Famous Animals #2 | 0 | - | 4.02 | 57,377 |
| Famous Animals Quiz #3 | 0 | - | 4.24 | 43,200 |
| Animal Facts | 0 | - | 4.15 | 42,941 |
| Cat Knowledge | 0 | - | 4.48 | 25,758 |
| Bear Knowledge | 0 | - | 4.54 | 35,027 |
| Cow Knowledge | 0 | - | 4.46 | 24,205 |
| Elephant Knowledge | 0 | - | 4.41 | 23,924 |
| Multiple Choice Animal Quiz #1 | 0 | - | 4.50 | 56,057 |
| Animals in World History | 0 | - | 4.74 | 44,341 |
| Human Taxonomy | 0 | - | 4.68 | 18,888 |
| Landforms Fill in the Blank | 0 | - | 4.41 | 91,574 |
| Three Real and One Fake - Country Flags | 0 | - | 4.97 | 83,586 |
| Pick a Picture - Animal Relations | 0 | - | 4.94 | 55,085 |
| Name that Historical Figure #1 | 0 | - | 4.63 | 336,442 |
| Name the Pixelated Landmark | 0 | - | 4.84 | 62,692 |
| Car Logos Quiz #1 | 0 | - | 4.44 | 535,218 |
| World's Longest Rivers on a Map | 0 | - | 4.91 | 87,141 |
| Rivers of Europe Quiz | 0 | - | 4.89 | 55,857 |
| Countries With No Rivers | 0 | - | 4.96 | 76,188 |
| Name a Valid Country on Each River | 0 | - | 4.96 | 61,471 |
| 50 Rivers on a World Map | 0 | - | 4.96 | 37,184 |
| 100 Rivers on a World Map | 0 | - | 4.99 | 98,964 |
| Countries That Touch the Baltic Sea | 0 | - | 4.98 | 115,821 |
| North Sea Countries | 0 | - | 4.92 | 86,749 |
| Black Sea Countries | 0 | - | 4.87 | 60,408 |
| Countries That Touch the Red Sea | 0 | - | 4.90 | 65,125 |
| Caspian Sea Countries | 0 | - | 4.90 | 63,224 |
| Seas on the World Map | 0 | - | 4.96 | 134,686 |
| Seas of the World | 0 | - | 5.00 | 155,329 |
| Countries with the Shortest Coastlines | 0 | - | 4.89 | 67,019 |
| Trace the Coast of Europe with a Map | 0 | - | 4.93 | 78,259 |
| Trace the Coast of Afro-Eurasia with a Map | 0 | - | 5.00 | 59,050 |
| Trace the Coast of the World Map | 0 | - | 4.99 | 55,329 |
| Islands by Shape #1 | 0 | - | 4.32 | 84,242 |
| 1970s Celebrities by Picture #1 | 0 | - | 4.20 | 57,757 |
| 1970s Celebrities by Picture #2 | 0 | - | 4.21 | 50,520 |
| Elements by Picture | 0 | - | 4.28 | 69,724 |
| Name that Object #2 | 0 | - | 3.64 | 15,359 |
| Rocks and Minerals Picture Quiz | 0 | - | 4.48 | 29,229 |
| Islands by Picture | 0 | - | 4.29 | 106,349 |
| Name that Object #3 | 0 | - | 3.93 | 14,330 |
| Classic Movies by Movie Posters | 0 | - | 4.45 | 24,159 |
| Animals by Skeleton Image | 0 | - | 4.80 | 46,171 |
| 1980s Movie Silhouettes | 0 | - | 4.97 | 103,176 |
| Animals by Close-up Image | 0 | - | 4.42 | 217,303 |
| Aquatic Mammals by Picture | 0 | - | 4.41 | 45,421 |
| Extinct Animals by Picture | 0 | - | 4.49 | 35,055 |
| Mammals by Picture #1 | 0 | - | 4.70 | 91,420 |
| 1940s Celebrities by Picture | 0 | - | 4.43 | 47,872 |
| International Footballers by Picture | 0 | - | 4.50 | 55,118 |
| Name that Historical Figure #2 | 0 | - | 4.41 | 283,570 |
| Name that Historical Figure #5 | 0 | - | 4.43 | 107,115 |
| Name that Historical Figure #7 - U.S. Edition | 0 | - | 4.50 | 50,558 |
| Geography by Picture - A | 0 | - | 4.39 | 60,124 |
| Geography by Picture - D | 0 | - | 4.15 | 45,553 |
| Geography by Picture - F | 0 | - | 4.31 | 50,887 |
| Geography by Picture - G | 0 | - | 4.38 | 47,860 |
| Geography by Picture - J | 0 | - | 4.16 | 38,379 |
| Geography by Picture - K | 0 | - | 4.29 | 33,052 |
| Geography by Picture - C | 0 | - | 4.31 | 56,983 |
| Geography by Picture - L | 0 | - | 4.37 | 58,845 |
| Geography by Picture - M | 0 | - | 4.14 | 40,379 |
| Geography by Picture - P | 0 | - | 4.24 | 42,349 |
| Geography by Picture - S | 0 | - | 4.38 | 46,965 |
| Miscellaneous Flags Quiz | 0 | - | 4.42 | 279,265 |
| Country Flags Multiple Choice | 0 | - | 4.97 | 143,946 |
| Flag Maths | 0 | - | 4.64 | 57,701 |
| Satellite Images #1 | 0 | - | 4.46 | 129,167 |
| Satellite Images Quiz #2 | 0 | - | 4.63 | 109,120 |
| Satellite Images Quiz #4 | 0 | - | 4.55 | 88,768 |
| Satellite Images Quiz #5 | 0 | - | 4.52 | 49,760 |
| Satellite Images Quiz #6 | 0 | - | 4.50 | 38,883 |
| Cities by Picture #1 | 0 | - | 4.73 | 85,624 |
| Soccer Team Logos | 0 | - | 4.26 | 372,428 |
| Brand Logos Quiz #1 | 0 | - | 4.82 | 2,410,757 |
| Ultimate Car Logos Quiz | 0 | - | 4.80 | 177,985 |
| Car Logos Quiz #2 | 0 | - | 4.43 | 260,471 |
| Video Game Logos Quiz | 0 | - | 4.40 | 183,222 |
| Movie Logos | 0 | - | 4.33 | 236,980 |
| Brand Logos That Start With M | 0 | - | 4.45 | 62,188 |
| Brand Logos That Start with A | 0 | - | 4.51 | 69,725 |
| Pictures by Letter - E | 0 | - | 3.49 | 34,365 |
| Pictures by Letter - G | 0 | - | 4.14 | 28,021 |
| Pictures by Letter - L | 0 | - | 4.14 | 30,428 |
| Pictures by Letter - F | 0 | - | 4.17 | 28,907 |
| Pictures by Letter - Z | 0 | - | 4.05 | 23,365 |
| Pictures by Letter - Y | 0 | - | 4.22 | 26,184 |
| Pictures by Letter - R | 0 | - | 4.09 | 24,664 |
| Pictures by Letter - K | 0 | - | 4.18 | 25,013 |
| Pictures by Letter - I | 0 | - | 4.16 | 30,273 |
| Pictures by Letter - N | 0 | - | 4.11 | 24,399 |
| Pictures by Letter - P | 0 | - | 4.05 | 25,941 |
| Pictures by Letter - U | 0 | - | 4.10 | 20,695 |
| Pictures by Letter - T | 0 | - | 4.34 | 27,569 |
| History by Picture - A | 0 | - | 4.25 | 45,634 |
| History by Picture - B | 0 | - | 4.40 | 48,771 |
| History by Picture - C | 0 | - | 4.36 | 54,286 |
| History by Picture - F | 0 | - | 4.35 | 37,746 |
| History by Picture - G | 0 | - | 4.40 | 42,009 |
| History by Picture - D | 0 | - | 4.29 | 44,166 |
| History by Picture - E | 0 | - | 4.27 | 43,786 |
| History by Picture - H | 0 | - | 4.37 | 36,676 |
| History by Picture - K | 0 | - | 4.35 | 33,232 |
| History by Picture - M | 0 | - | 4.17 | 36,029 |
| History by Picture - N | 0 | - | 4.40 | 41,125 |
| History by Picture - O | 0 | - | 4.39 | 36,186 |
| History by Picture - T | 0 | - | 4.20 | 33,206 |
| Name that Nut, Seed, or Bean | 0 | - | 4.63 | 57,019 |
| French Animal Words | 0 | - | 4.44 | 134,036 |
| Spanish Animal Words | 0 | - | 4.53 | 95,538 |
| Words Containing Animals #1 | 0 | - | 4.21 | 43,452 |
| Words Containing Animals #2 | 0 | - | 4.07 | 34,398 |
| Pack Animals | 0 | - | 4.23 | 10,352 |
| Lion Trivia | 0 | - | 4.19 | 16,386 |
| Mammal Knowledge #1 | 0 | - | 4.20 | 19,623 |
| Mammal Knowledge #2 | 0 | - | 4.13 | 18,471 |
| Insect Knowledge #1 | 0 | - | 4.38 | 12,333 |
| Insect Knowledge #2 | 0 | - | 4.21 | 8,933 |
| North American Cat-Named Sports Teams | 0 | - | 4.43 | 33,595 |
| Animals - Taxonomy to Common Name | 0 | - | 4.80 | 28,183 |
| Animals - Real or Fictional? | 0 | - | 4.57 | 49,177 |
| Animals: No Vowels #1 | 0 | - | 4.56 | 63,810 |
| Bird in the Answers | 0 | - | 4.11 | 33,421 |
| Bird Knowledge #2 | 0 | - | 4.42 | 14,134 |
| Horse Knowledge | 0 | - | 4.45 | 23,984 |
| Snake Knowledge | 0 | - | 4.49 | 18,764 |
| Natural Features of Countries #2 | 0 | - | 4.55 | 37,378 |
| Geologic Time Scale | 0 | - | 4.46 | 9,967 |
| Countries Farthest From the Sea | 0 | - | 4.98 | 74,403 |
| Largest Lakes in the United States on a Map | 0 | - | 4.90 | 29,766 |
| Five Countries with the Longest Coastline by Continent | 0 | - | 4.97 | 114,998 |
