| Animal Varieties #1 | 0 | - | 4.48 | 92,708 |
| A Whale of a Quiz | 0 | - | 4.41 | 36,045 |
| Animal Varieties #3 | 0 | - | 4.53 | 55,296 |
| Animal Stereotypes | 0 | - | 4.48 | 37,081 |
| Animal Varieties #2 | 0 | - | 4.40 | 66,580 |
| Deadly Animals | 0 | - | 4.03 | 110,127 |
| Famous Animals #1 | 0 | - | 4.03 | 239,142 |
| Famous Animals #2 | 0 | - | 4.02 | 57,403 |
| Famous Animals Quiz #3 | 0 | - | 4.24 | 43,232 |
| Animal Facts | 0 | - | 4.15 | 42,956 |
| Cat Knowledge | 0 | - | 4.48 | 25,775 |
| Cow Knowledge | 0 | - | 4.46 | 24,222 |
| Elephant Knowledge | 0 | - | 4.41 | 23,940 |
| Human Taxonomy | 0 | - | 4.68 | 18,899 |
| Types of Bears | 0 | - | 4.51 | 143,263 |
| Bear Knowledge | 0 | - | 4.54 | 35,045 |
| Multiple Choice Animal Quiz #1 | 0 | - | 4.50 | 56,101 |
| French Animal Words | 0 | - | 4.44 | 134,198 |
| Spanish Animal Words | 0 | - | 4.53 | 95,612 |
| Words Containing Animals #1 | 0 | - | 4.21 | 43,482 |
| Words Containing Animals #2 | 0 | - | 4.07 | 34,419 |
| Name that Bug | 0 | - | 4.12 | 45,519 |
| Pack Animals | 0 | - | 4.17 | 10,363 |
| Lion Trivia | 0 | - | 4.19 | 16,393 |
| Mammal Knowledge #1 | 0 | - | 4.20 | 19,635 |
| Mammal Knowledge #2 | 0 | - | 4.13 | 18,479 |
| Insect Knowledge #1 | 0 | - | 4.38 | 12,353 |
| Insect Knowledge #2 | 0 | - | 4.22 | 8,947 |
| North American Cat-Named Sports Teams | 0 | - | 4.43 | 33,636 |
| Animals: No Vowels #1 | 0 | - | 4.56 | 63,920 |
| Bird in the Answers | 0 | - | 4.11 | 33,503 |
| Bird Knowledge #2 | 0 | - | 4.42 | 14,150 |
| Horse Knowledge | 0 | - | 4.45 | 24,017 |
| Snake Knowledge | 0 | - | 4.49 | 18,783 |
| Animals A-Z #1 | 0 | - | 4.41 | 93,123 |
| Animals that Start with L | 0 | - | 4.47 | 101,751 |
| Animals that Start with P | 0 | - | 4.45 | 85,994 |
| Animals that Start with S | 0 | - | 4.49 | 87,193 |
| Words that are Animals | 0 | - | 3.88 | 41,445 |
| Extinct Animals | 0 | - | 4.21 | 27,472 |
| Reptile Picture Quiz | 0 | - | 4.32 | 14,278 |
| Earliest Domestication of Animals | 0 | - | 4.34 | 28,241 |
| Animals in the News | 0 | - | 4.37 | 26,767 |
| Multiple Choice Animal Quiz #2 | 0 | - | 4.21 | 15,431 |
| Animals: No Vowels #2 | 0 | - | 4.49 | 21,983 |
| Largest Types of Birds | 0 | - | 4.19 | 26,944 |
| Bird Knowledge #1 | 0 | - | 4.33 | 15,721 |
| Fish Knowledge | 0 | - | 4.38 | 25,597 |
| Megadiverse Countries | 0 | - | 4.96 | 134,696 |
| Tectonic Plates Map Quiz | 0 | - | 4.99 | 81,133 |
| Fictional Animals #1 | 0 | - | 4.06 | 46,403 |
| Animals A-Z #2 | 0 | - | 4.12 | 66,215 |
| Fish... or Not a Fish? | 0 | - | 4.39 | 43,385 |
| Animals that Start with A | 0 | - | 4.26 | 111,861 |
| Animals that Start with B | 0 | - | 4.31 | 113,559 |
| Animals that Start with C | 0 | - | 4.23 | 92,711 |
| Animals that Start with D | 0 | - | 4.25 | 86,792 |
| Animals that Start with E | 0 | - | 4.28 | 73,759 |
| Animals that Start with F | 0 | - | 4.28 | 106,928 |
| Animals that Start with G | 0 | - | 4.25 | 79,991 |
| Animals that Start with K | 0 | - | 4.07 | 66,446 |
| Animals that Start with M | 0 | - | 4.23 | 83,866 |
| Animals that Start with R | 0 | - | 4.27 | 87,269 |
| Animals that Start with T | 0 | - | 4.32 | 91,318 |
| Animals that Start with H | 0 | - | 4.31 | 86,180 |
| Animals that Start with O | 0 | - | 4.27 | 88,474 |
| Animals that Start with W | 0 | - | 4.36 | 47,072 |
| Mammals in the Answer | 0 | - | 4.35 | 29,947 |
| Three Letter Animals Quiz | 0 | - | 3.96 | 300,754 |
| Word Puzzles - Animals #1 | 0 | - | 4.37 | 28,570 |
| Word Puzzles - Animals #2 | 0 | - | 4.20 | 24,818 |
| Animal Decoder | 0 | - | 4.06 | 15,505 |
| Largest Land Animals of the Americas | 0 | - | 4.39 | 20,240 |
| The Shark Quiz!! | 0 | - | 4.25 | 24,689 |
| Natural Features of Countries #1 | 0 | - | 4.87 | 83,724 |
| Countries with Fjords | 0 | - | 4.93 | 100,712 |
| Tectonic Plates on a Map | 0 | - | 4.97 | 35,573 |
| Layers of the Earth and Atmosphere | 0 | - | 4.96 | 50,374 |
| Fictional Animals #2 | 0 | - | 3.97 | 36,331 |
| World's Longest Rivers | 0 | - | 4.89 | 134,542 |
| Draw All Country Borders and Borderless Countries | 0 | - | 4.99 | 163,122 |
| Landforms Fill in the Blank | 0 | - | 4.41 | 91,637 |
| Three Letter Mammals Quiz | 0 | - | 3.69 | 11,866 |
| Four Letter Mammals Quiz | 0 | - | 3.83 | 12,540 |
| World's Longest Rivers on a Map | 0 | - | 4.91 | 87,530 |
| Rivers of Europe Quiz | 0 | - | 4.89 | 56,155 |
| Countries With No Rivers | 0 | - | 4.96 | 76,616 |
| Name a Valid Country on Each River | 0 | - | 4.96 | 61,864 |
| Countries That Touch the Baltic Sea | 0 | - | 4.98 | 115,951 |
| North Sea Countries | 0 | - | 4.92 | 87,207 |
| Black Sea Countries | 0 | - | 4.87 | 60,552 |
| Countries That Touch the Red Sea | 0 | - | 4.90 | 65,272 |
| Caspian Sea Countries | 0 | - | 4.90 | 63,379 |
| Seas on the World Map | 0 | - | 4.96 | 135,031 |
| Seas of the World | 0 | - | 5.00 | 156,087 |
| Countries with the Shortest Coastlines | 0 | - | 4.89 | 67,147 |
| Baby, Male and Female Animals | 0 | - | 4.43 | 150,157 |
| Animal Adjectives | 0 | - | 4.77 | 59,946 |
| Animals by Skeleton Image | 0 | - | 4.80 | 46,293 |
| Animals by Close-up Image | 0 | - | 4.42 | 217,510 |
| Aquatic Mammals by Picture | 0 | - | 4.41 | 45,497 |
| Extinct Animals by Picture | 0 | - | 4.49 | 35,128 |
| Mammals by Picture #1 | 0 | - | 4.70 | 91,570 |
| Animals that Start with N | 0 | - | 3.73 | 31,589 |
| Natural Features of Countries #2 | 0 | - | 4.55 | 37,460 |
| Geologic Time Scale | 0 | - | 4.46 | 9,994 |
| Countries Farthest From the Sea | 0 | - | 4.98 | 74,575 |
| Largest Lakes in the United States on a Map | 0 | - | 4.90 | 29,865 |
| Five Countries with the Longest Coastline by Continent | 0 | - | 4.97 | 115,274 |
| American Countries With No Atlantic Coastline | 0 | - | 4.94 | 92,272 |
| Animal Anatomy Quiz | 0 | - | 4.39 | 59,765 |
| Biggest Animals by Category | 0 | - | 4.18 | 73,073 |
| Word Scramble - Animals #1 | 0 | - | 4.36 | 137,909 |
| Animal Sounds | 0 | - | 4.26 | 191,487 |
| Animals of Australia | 0 | - | 4.52 | 42,269 |
| Word Scramble - Animals #2 | 0 | - | 4.39 | 52,368 |
| "Big Five" African Game Animals | 0 | - | 4.22 | 47,329 |
| Word Scramble - Random Animals | 0 | - | 4.41 | 49,077 |
| Animal Emojis | 0 | - | 4.73 | 83,908 |
| Fish by Picture #1 | 0 | - | 4.41 | 108,382 |
| Animals A-Z by Picture | 0 | - | 4.08 | 66,266 |
| Mammals by Picture #3 | 0 | - | 4.39 | 62,009 |
| Mammals by Picture #4 | 0 | - | 4.03 | 34,061 |
| Birds by Picture #1 | 0 | - | 4.47 | 41,463 |
| Mammals by Picture #2 | 0 | - | 4.28 | 58,113 |
| Birds in the Answer | 0 | - | 4.56 | 52,782 |
| North American Bird-Named Teams | 0 | - | 4.44 | 67,786 |
| U.S. Cities with Landforms in The Name | 0 | - | 4.26 | 70,781 |
| Atlantic Ocean General Knowledge | 0 | - | 4.74 | 21,207 |
| Indian Ocean General Knowledge | 0 | - | 4.52 | 22,198 |
| Bodies of Water by Cities | 0 | - | 4.77 | 28,565 |
| Biggest Lakes in the World | 0 | - | 4.63 | 89,271 |
| Great Lakes Quiz | 0 | - | 4.78 | 50,307 |
| Famous Rivers | 0 | - | 4.74 | 104,817 |
| City to River #1 | 0 | - | 4.59 | 35,816 |
| Most Populous River Basins | 0 | - | 4.55 | 39,658 |
| Rivers that Flow through the Most Countries | 0 | - | 4.53 | 40,288 |
| Seas that Touch the Most Countries | 0 | - | 4.63 | 96,646 |
| Countries Bordering the Four Color Seas | 0 | - | 4.92 | 22,991 |
| Flowers by Picture | 0 | - | 4.46 | 105,541 |
| Animal Idioms Quiz #1 | 0 | - | 4.32 | 43,009 |
| Animal Idioms Quiz #2 | 0 | - | 4.33 | 43,557 |
| Birds by Picture #2 | 0 | - | 4.33 | 36,223 |
| Birds by Picture #3 | 0 | - | 4.24 | 33,058 |
| Dog Knowledge | 0 | - | 4.46 | 34,294 |
| Landforms by Description Quiz | 0 | - | 4.33 | 26,002 |
| Gulfs and Bays on the World Map | 0 | - | 4.61 | 30,176 |
| Famous Lakes Quiz | 0 | - | 4.52 | 23,982 |
| Cities on a Map of the Great Lakes | 0 | - | 4.41 | 44,468 |
| Biggest City by River | 0 | - | 4.41 | 52,808 |
| Rivers by City | 0 | - | 4.38 | 31,689 |
| City to River #2 - Difficult | 0 | - | 4.64 | 25,958 |
| Largest Rivers by Discharge | 0 | - | 4.54 | 15,996 |
| Countries with the Longest Coastlines | 0 | - | 4.80 | 412,229 |
| Countries with the Longest Coastline Bordering Each Other | 0 | - | 4.89 | 28,655 |
| Plants by Picture | 0 | - | 4.24 | 14,407 |
| Trees in the Answer | 0 | - | 4.25 | 45,814 |
| Bear in the Answers | 0 | - | 4.29 | 61,799 |
| Movies with Animals in the Title #1 | 0 | - | 4.20 | 183,505 |
| Songs with Animals in the Title #1 | 0 | - | 4.36 | 129,247 |
| Movies with Animals in the Title #2 | 0 | - | 4.28 | 108,229 |
| People with Animal Names #1 | 0 | - | 3.97 | 42,522 |
| Cartoon Catchphrases Quiz | 0 | - | 4.20 | 69,766 |
| Books with Animals in the Title #1 | 0 | - | 4.41 | 74,504 |
| Animal Group Names | 0 | - | 4.06 | 23,164 |
| Largest Land Animals of Africa | 0 | - | 4.36 | 12,735 |
| Sea Creatures by Picture | 0 | - | 4.27 | 17,667 |
| Most Popular Dog Breeds | 0 | - | 4.20 | 110,835 |
| Birds A-Z | 0 | - | 4.24 | 36,482 |
| Big Cats | 0 | - | 3.91 | 67,753 |
| Sayings About Animals #1 | 0 | - | 4.35 | 107,513 |
| Disney Animals | 0 | - | 4.27 | 239,413 |
| People with Animal Names Quiz #2 | 0 | - | 3.77 | 26,967 |
| Sayings About Animals #4 | 0 | - | 4.21 | 42,014 |
| Largest Land Animals of Asia | 0 | - | 3.64 | 8,289 |
| Fish by Picture #2 | 0 | - | 4.06 | 18,509 |
| Famous Dogs | 0 | - | 4.02 | 27,926 |
| Fictional Birds by Picture | 0 | - | 4.29 | 26,025 |
| 3 and 4 Letter Birds | 0 | - | 4.25 | 23,770 |
| Turkey (The Bird) | 0 | - | 4.15 | 12,399 |
| Horse Vocabulary | 0 | - | 4.22 | 22,715 |
| Rivers on Borders | 0 | - | 4.02 | 22,676 |
| 3 and 4 Letter Trees | 0 | - | 4.21 | 17,226 |
| Famous Cats | 0 | - | 4.08 | 18,020 |
| Sayings About Animals #2 | 0 | - | 3.96 | 85,646 |
| Sayings About Animals #3 | 0 | - | 3.91 | 77,185 |
| Books with Animals in the Title #2 | 0 | - | 4.23 | 18,026 |
| Brand-Name Animals | 0 | - | 4.16 | 74,422 |
| Dog Breed Picture Quiz | 0 | - | 4.34 | 205,947 |
| Dog in the Answers | 0 | - | 4.16 | 68,500 |
| Rivers A-Z | 0 | - | 4.35 | 32,752 |
| Songs with Animals in the Title #2 | 0 | - | 3.90 | 27,943 |
| Famous Pets | 0 | - | 3.98 | 30,405 |
| Countries With The Most Bird Species | 0 | - | 4.93 | 32,714 |
| Countries With Two or More Bear Species | 0 | - | 4.90 | 22,631 |
| National Animals | 0 | - | 4.24 | 89,561 |
| Countries with Wild Tigers | 0 | - | 4.96 | 136,161 |
| Countries with Wild Penguins | 0 | - | 4.94 | 99,747 |
| Countries with More Cows than People | 0 | - | 4.45 | 61,136 |
| Countries with the Most Sheep | 0 | - | 4.92 | 102,834 |
