| Animal Varieties #1 | 0 | - | 4.48 | 92,495 |
| A Whale of a Quiz | 0 | - | 4.41 | 35,993 |
| Animal Varieties #3 | 0 | - | 4.53 | 55,149 |
| Animal Varieties #2 | 0 | - | 4.40 | 66,461 |
| Deadly Animals | 0 | - | 4.03 | 109,963 |
| Famous Animals #1 | 0 | - | 4.03 | 238,904 |
| Famous Animals #2 | 0 | - | 4.02 | 57,346 |
| Famous Animals Quiz #3 | 0 | - | 4.24 | 43,165 |
| Animal Facts | 0 | - | 4.15 | 42,919 |
| Cat Knowledge | 0 | - | 4.49 | 25,735 |
| Cow Knowledge | 0 | - | 4.46 | 24,185 |
| Elephant Knowledge | 0 | - | 4.41 | 23,910 |
| Human Taxonomy | 0 | - | 4.68 | 18,870 |
| Types of Bears | 0 | - | 4.51 | 143,148 |
| Bear Knowledge | 0 | - | 4.54 | 35,002 |
| Multiple Choice Animal Quiz #1 | 0 | - | 4.50 | 56,012 |
| Pack Animals | 0 | - | 4.23 | 10,339 |
| Lion Trivia | 0 | - | 4.19 | 16,374 |
| Mammal Knowledge #1 | 0 | - | 4.20 | 19,611 |
| Mammal Knowledge #2 | 0 | - | 4.13 | 18,459 |
| Insect Knowledge #1 | 0 | - | 4.38 | 12,309 |
| Insect Knowledge #2 | 0 | - | 4.21 | 8,924 |
| Words Containing Animals #1 | 0 | - | 4.21 | 43,420 |
| Words Containing Animals #2 | 0 | - | 4.07 | 34,373 |
| Name that Bug | 0 | - | 4.12 | 45,467 |
| Bird in the Answers | 0 | - | 4.10 | 33,334 |
| Bird Knowledge #2 | 0 | - | 4.42 | 14,118 |
| Horse Knowledge | 0 | - | 4.45 | 23,961 |
| Snake Knowledge | 0 | - | 4.49 | 18,747 |
| French Animal Words | 0 | - | 4.44 | 133,870 |
| Spanish Animal Words | 0 | - | 4.53 | 95,438 |
| North American Cat-Named Sports Teams | 0 | - | 4.43 | 33,543 |
| Animals: No Vowels #1 | 0 | - | 4.57 | 63,675 |
| Words that are Animals | 0 | - | 3.88 | 41,424 |
| Extinct Animals | 0 | - | 4.18 | 27,425 |
| Animals A-Z #1 | 0 | - | 4.41 | 92,901 |
| Primate Knowledge | 0 | - | 4.17 | 15,274 |
| Reptile Picture Quiz | 0 | - | 4.32 | 14,243 |
| Earliest Domestication of Animals | 0 | - | 4.33 | 28,218 |
| Animals in the News | 0 | - | 4.37 | 26,731 |
| Multiple Choice Animal Quiz #2 | 0 | - | 4.21 | 15,402 |
| Animals: No Vowels #2 | 0 | - | 4.57 | 21,640 |
| Largest Types of Birds | 0 | - | 4.19 | 26,910 |
| Bird Knowledge #1 | 0 | - | 4.33 | 15,695 |
| Fish Knowledge | 0 | - | 4.38 | 25,516 |
| Animals that Start with L | 0 | - | 4.47 | 101,576 |
| Animals that Start with P | 0 | - | 4.45 | 85,815 |
| Animals that Start with S | 0 | - | 4.49 | 86,996 |
| Megadiverse Countries | 0 | - | 4.97 | 134,002 |
| Tectonic Plates Map Quiz | 0 | - | 4.99 | 80,644 |
| Fictional Animals #1 | 0 | - | 4.06 | 46,363 |
| Mammals in the Answer | 0 | - | 4.35 | 29,926 |
| Three Letter Animals Quiz | 0 | - | 3.97 | 300,459 |
| Animals A-Z #2 | 0 | - | 4.12 | 66,101 |
| Word Puzzles - Animals #1 | 0 | - | 4.37 | 28,541 |
| Word Puzzles - Animals #2 | 0 | - | 4.20 | 24,784 |
| Animal Decoder | 0 | - | 4.06 | 15,474 |
| Largest Land Animals of the Americas | 0 | - | 4.38 | 20,206 |
| Fish... or Not a Fish? | 0 | - | 4.39 | 43,253 |
| The Shark Quiz!! | 0 | - | 4.25 | 24,630 |
| Animals that Start with A | 0 | - | 4.26 | 111,661 |
| Animals that Start with B | 0 | - | 4.31 | 113,354 |
| Animals that Start with C | 0 | - | 4.23 | 92,512 |
| Animals that Start with D | 0 | - | 4.25 | 86,639 |
| Animals that Start with E | 0 | - | 4.28 | 73,614 |
| Animals that Start with F | 0 | - | 4.28 | 106,741 |
| Animals that Start with G | 0 | - | 4.25 | 79,860 |
| Animals that Start with K | 0 | - | 4.07 | 66,343 |
| Animals that Start with M | 0 | - | 4.23 | 83,721 |
| Animals that Start with R | 0 | - | 4.27 | 87,111 |
| Animals that Start with T | 0 | - | 4.32 | 90,974 |
| Animals that Start with H | 0 | - | 4.31 | 86,032 |
| Animals that Start with O | 0 | - | 4.27 | 88,344 |
| Animals that Start with W | 0 | - | 4.36 | 46,956 |
| Natural Features of Countries #1 | 0 | - | 4.86 | 83,426 |
| Countries with Fjords | 0 | - | 4.93 | 100,296 |
| Tectonic Plates on a Map | 0 | - | 4.97 | 35,342 |
| Layers of the Earth and Atmosphere | 0 | - | 4.96 | 50,230 |
| Fictional Animals #2 | 0 | - | 3.97 | 36,304 |
| Landforms Fill in the Blank | 0 | - | 4.41 | 91,504 |
| World's Longest Rivers | 0 | - | 4.88 | 121,250 |
| Draw All Country Borders and Borderless Countries | 0 | - | 4.99 | 162,187 |
| Three Letter Mammals Quiz | 0 | - | 3.69 | 11,840 |
| Four Letter Mammals Quiz | 0 | - | 3.83 | 12,518 |
| World's Longest Rivers on a Map | 0 | - | 4.91 | 86,977 |
| Rivers of Europe Quiz | 0 | - | 4.89 | 55,732 |
| Countries With No Rivers | 0 | - | 4.96 | 76,104 |
| Name a Valid Country on Each River | 0 | - | 4.96 | 61,350 |
| Countries That Touch the Baltic Sea | 0 | - | 4.98 | 115,784 |
| North Sea Countries | 0 | - | 4.92 | 86,671 |
| Black Sea Countries | 0 | - | 4.87 | 60,376 |
| Countries That Touch the Red Sea | 0 | - | 4.90 | 65,070 |
| Caspian Sea Countries | 0 | - | 4.90 | 63,157 |
| Seas on the World Map | 0 | - | 4.96 | 134,469 |
| Seas of the World | 0 | - | 5.00 | 154,753 |
| Countries with the Shortest Coastlines | 0 | - | 4.89 | 66,988 |
| Baby, Male and Female Animals | 0 | - | 4.43 | 149,785 |
| Animal Adjectives | 0 | - | 4.77 | 59,864 |
| Animals by Skeleton Image | 0 | - | 4.80 | 46,077 |
| Animals by Close-up Image | 0 | - | 4.42 | 217,071 |
| Aquatic Mammals by Picture | 0 | - | 4.41 | 45,324 |
| Extinct Animals by Picture | 0 | - | 4.49 | 34,978 |
| Mammals by Picture #1 | 0 | - | 4.70 | 91,248 |
| Natural Features of Countries #2 | 0 | - | 4.55 | 37,355 |
| Geologic Time Scale | 0 | - | 4.46 | 9,938 |
| Animals that Start with N | 0 | - | 3.73 | 31,491 |
| Countries Farthest From the Sea | 0 | - | 4.98 | 74,308 |
| Largest Lakes in the United States on a Map | 0 | - | 4.90 | 29,729 |
| Five Countries with the Longest Coastline by Continent | 0 | - | 4.97 | 114,856 |
| American Countries With No Atlantic Coastline | 0 | - | 4.94 | 92,001 |
| Animal Anatomy Quiz | 0 | - | 4.39 | 59,704 |
| Biggest Animals by Category | 0 | - | 4.18 | 72,977 |
| Word Scramble - Animals #1 | 0 | - | 4.36 | 137,697 |
| Animal Sounds | 0 | - | 4.26 | 191,267 |
| Animals of Australia | 0 | - | 4.52 | 42,188 |
| Word Scramble - Animals #2 | 0 | - | 4.39 | 52,281 |
| "Big Five" African Game Animals | 0 | - | 4.22 | 47,247 |
| Word Scramble - Random Animals | 0 | - | 4.41 | 48,955 |
| Animal Emojis | 0 | - | 4.70 | 83,464 |
| Fish by Picture #1 | 0 | - | 4.41 | 108,178 |
| Animals A-Z by Picture | 0 | - | 4.08 | 66,011 |
| Mammals by Picture #3 | 0 | - | 4.39 | 61,833 |
| Mammals by Picture #4 | 0 | - | 4.03 | 33,950 |
| Birds by Picture #1 | 0 | - | 4.47 | 41,233 |
| Mammals by Picture #2 | 0 | - | 4.28 | 57,938 |
| Birds in the Answer | 0 | - | 4.56 | 52,716 |
| North American Bird-Named Teams | 0 | - | 4.43 | 67,662 |
| U.S. Cities with Landforms in The Name | 0 | - | 4.26 | 70,743 |
| Landforms by Description Quiz | 0 | - | 4.33 | 25,985 |
| Atlantic Ocean General Knowledge | 0 | - | 4.74 | 21,180 |
| Indian Ocean General Knowledge | 0 | - | 4.52 | 22,163 |
| Bodies of Water by Cities | 0 | - | 4.77 | 28,483 |
| Biggest Lakes in the World | 0 | - | 4.63 | 89,069 |
| Great Lakes Quiz | 0 | - | 4.78 | 50,155 |
| Famous Rivers | 0 | - | 4.74 | 104,598 |
| City to River #1 | 0 | - | 4.59 | 35,759 |
| Most Populous River Basins | 0 | - | 4.61 | 39,572 |
| Rivers that Flow through the Most Countries | 0 | - | 4.53 | 40,154 |
| Seas that Touch the Most Countries | 0 | - | 4.63 | 95,995 |
| Countries Bordering the Four Color Seas | 0 | - | 4.92 | 22,809 |
| Flowers by Picture | 0 | - | 4.46 | 105,065 |
| Plants by Picture | 0 | - | 4.24 | 14,360 |
| Animal Idioms Quiz #1 | 0 | - | 4.32 | 42,925 |
| Animal Idioms Quiz #2 | 0 | - | 4.33 | 43,488 |
| Birds by Picture #2 | 0 | - | 4.33 | 36,042 |
| Birds by Picture #3 | 0 | - | 4.24 | 32,921 |
| Dog Knowledge | 0 | - | 4.46 | 34,211 |
| Gulfs and Bays on the World Map | 0 | - | 4.62 | 30,053 |
| Famous Lakes Quiz | 0 | - | 4.52 | 23,925 |
| Cities on a Map of the Great Lakes | 0 | - | 4.41 | 44,350 |
| Biggest City by River | 0 | - | 4.41 | 52,713 |
| Rivers by City | 0 | - | 4.38 | 31,653 |
| City to River #2 - Difficult | 0 | - | 4.64 | 25,821 |
| Largest Rivers by Discharge | 0 | - | 4.53 | 15,934 |
| Countries with the Longest Coastlines | 0 | - | 4.80 | 411,503 |
| Countries with the Longest Coastline Bordering Each Other | 0 | - | 4.89 | 28,317 |
| Trees in the Answer | 0 | - | 4.25 | 45,760 |
| Movies with Animals in the Title #1 | 0 | - | 4.21 | 183,135 |
| Songs with Animals in the Title #1 | 0 | - | 4.36 | 129,099 |
| Movies with Animals in the Title #2 | 0 | - | 4.28 | 108,066 |
| People with Animal Names #1 | 0 | - | 3.97 | 42,491 |
| Cartoon Catchphrases Quiz | 0 | - | 4.20 | 69,645 |
| Books with Animals in the Title #1 | 0 | - | 4.41 | 74,383 |
| Animal Group Names | 0 | - | 4.06 | 23,119 |
| Largest Land Animals of Africa | 0 | - | 4.36 | 12,704 |
| Sea Creatures by Picture | 0 | - | 4.27 | 17,621 |
| Most Popular Dog Breeds | 0 | - | 4.19 | 110,660 |
| Birds A-Z | 0 | - | 4.24 | 36,393 |
| Bear in the Answers | 0 | - | 4.29 | 61,655 |
| Sayings About Animals #1 | 0 | - | 4.35 | 107,404 |
| Disney Animals | 0 | - | 4.27 | 238,855 |
| People with Animal Names Quiz #2 | 0 | - | 3.77 | 26,950 |
| Sayings About Animals #4 | 0 | - | 4.21 | 41,954 |
| Largest Land Animals of Asia | 0 | - | 3.62 | 8,264 |
| Fish by Picture #2 | 0 | - | 4.08 | 18,437 |
| Fictional Birds by Picture | 0 | - | 4.29 | 25,921 |
| 3 and 4 Letter Birds | 0 | - | 4.25 | 23,733 |
| Turkey (The Bird) | 0 | - | 4.15 | 12,386 |
| Horse Vocabulary | 0 | - | 4.22 | 22,682 |
| 3 and 4 Letter Trees | 0 | - | 4.21 | 17,196 |
| Big Cats | 0 | - | 3.91 | 67,698 |
| Famous Cats | 0 | - | 4.08 | 17,991 |
| Sayings About Animals #2 | 0 | - | 3.96 | 85,583 |
| Sayings About Animals #3 | 0 | - | 3.91 | 77,139 |
| Books with Animals in the Title #2 | 0 | - | 4.23 | 17,992 |
| Brand-Name Animals | 0 | - | 4.16 | 74,324 |
| Dog in the Answers | 0 | - | 4.16 | 68,386 |
| Famous Dogs | 0 | - | 4.02 | 27,884 |
| Rivers on Borders | 0 | - | 4.02 | 22,646 |
| Rivers A-Z | 0 | - | 4.35 | 32,708 |
| Songs with Animals in the Title #2 | 0 | - | 3.90 | 27,892 |
| Dog Breed Picture Quiz | 0 | - | 4.34 | 205,630 |
| Famous Pets | 0 | - | 3.98 | 30,375 |
| Countries With The Most Bird Species | 0 | - | 4.93 | 32,540 |
| National Animals | 0 | - | 4.24 | 89,193 |
| Countries with Wild Tigers | 0 | - | 4.96 | 135,800 |
| Countries with Wild Penguins | 0 | - | 4.94 | 99,449 |
| Countries with More Cows than People | 0 | - | 4.44 | 59,278 |
| Countries with the Most Sheep | 0 | - | 4.92 | 102,566 |
| Countries with the Most Wild Elephants | 0 | - | 4.63 | 54,691 |
