| Animal Varieties #1 | 0 | - | 4.48 | 92,913 |
| A Whale of a Quiz | 0 | - | 4.41 | 36,091 |
| Animal Varieties #3 | 0 | - | 4.54 | 55,408 |
| Animal Stereotypes | 0 | - | 4.48 | 37,260 |
| Fish Knowledge | 0 | - | 4.38 | 25,650 |
| Animal Varieties #2 | 0 | - | 4.40 | 66,685 |
| Types of Bears | 0 | - | 4.51 | 143,753 |
| Deadly Animals | 0 | - | 4.03 | 110,607 |
| Famous Animals #1 | 0 | - | 4.03 | 239,688 |
| Famous Animals #2 | 0 | - | 4.02 | 57,510 |
| Famous Animals Quiz #3 | 0 | - | 4.24 | 43,322 |
| Animal Facts | 0 | - | 4.15 | 42,987 |
| Cat Knowledge | 0 | - | 4.48 | 25,803 |
| Bear Knowledge | 0 | - | 4.54 | 35,092 |
| Cow Knowledge | 0 | - | 4.46 | 24,264 |
| Elephant Knowledge | 0 | - | 4.41 | 23,964 |
| Multiple Choice Animal Quiz #1 | 0 | - | 4.50 | 56,196 |
| Human Taxonomy | 0 | - | 4.68 | 18,916 |
| Fish... or Not a Fish? | 0 | - | 4.39 | 43,509 |
| French Animal Words | 0 | - | 4.44 | 134,482 |
| Spanish Animal Words | 0 | - | 4.53 | 95,742 |
| North American Cat-Named Sports Teams | 0 | - | 4.43 | 33,693 |
| Animals: No Vowels #1 | 0 | - | 4.56 | 64,111 |
| Words Containing Animals #1 | 0 | - | 4.21 | 43,525 |
| Words Containing Animals #2 | 0 | - | 4.07 | 34,447 |
| Name that Bug | 0 | - | 4.12 | 45,568 |
| Pack Animals | 0 | - | 4.18 | 10,384 |
| Lion Trivia | 0 | - | 4.19 | 16,410 |
| Mammal Knowledge #1 | 0 | - | 4.20 | 19,667 |
| Mammal Knowledge #2 | 0 | - | 4.13 | 18,509 |
| Insect Knowledge #1 | 0 | - | 4.38 | 12,387 |
| Insect Knowledge #2 | 0 | - | 4.22 | 8,970 |
| Bird in the Answers | 0 | - | 4.11 | 33,701 |
| Bird Knowledge #2 | 0 | - | 4.42 | 14,188 |
| Horse Knowledge | 0 | - | 4.46 | 24,059 |
| Snake Knowledge | 0 | - | 4.49 | 18,818 |
| Animals A-Z #1 | 0 | - | 4.41 | 93,641 |
| Animals that Start with L | 0 | - | 4.47 | 102,134 |
| Animals that Start with P | 0 | - | 4.45 | 86,166 |
| Animals that Start with S | 0 | - | 4.49 | 87,375 |
| Animals: No Vowels #2 | 0 | - | 4.49 | 22,266 |
| Words that are Animals | 0 | - | 3.88 | 41,468 |
| Extinct Animals | 0 | - | 4.16 | 27,510 |
| Primate Knowledge | 0 | - | 4.17 | 15,310 |
| Reptile Picture Quiz | 0 | - | 4.32 | 14,303 |
| Earliest Domestication of Animals | 0 | - | 4.34 | 28,260 |
| Animals in the News | 0 | - | 4.37 | 26,796 |
| Multiple Choice Animal Quiz #2 | 0 | - | 4.21 | 15,466 |
| Largest Types of Birds | 0 | - | 4.19 | 26,976 |
| Bird Knowledge #1 | 0 | - | 4.33 | 15,738 |
| Megadiverse Countries | 0 | - | 4.96 | 134,903 |
| Tectonic Plates Map Quiz | 0 | - | 4.99 | 81,494 |
| Fictional Animals #1 | 0 | - | 4.06 | 46,422 |
| Mammals in the Answer | 0 | - | 4.35 | 29,963 |
| Three Letter Animals Quiz | 0 | - | 3.97 | 300,984 |
| Animals A-Z #2 | 0 | - | 4.12 | 66,381 |
| Word Puzzles - Animals #1 | 0 | - | 4.37 | 28,650 |
| Word Puzzles - Animals #2 | 0 | - | 4.20 | 24,866 |
| Animal Decoder | 0 | - | 4.06 | 15,539 |
| Largest Land Animals of the Americas | 0 | - | 4.39 | 20,270 |
| Animals by Skeleton Image | 0 | - | 4.81 | 46,517 |
| Animals that Start with A | 0 | - | 4.26 | 112,130 |
| Animals that Start with B | 0 | - | 4.31 | 113,821 |
| Animals that Start with C | 0 | - | 4.21 | 93,270 |
| Animals that Start with D | 0 | - | 4.25 | 87,005 |
| Animals that Start with E | 0 | - | 4.28 | 73,947 |
| Animals that Start with F | 0 | - | 4.28 | 107,148 |
| Animals that Start with G | 0 | - | 4.25 | 80,180 |
| Animals that Start with K | 0 | - | 4.07 | 66,574 |
| Animals that Start with M | 0 | - | 4.23 | 84,045 |
| Animals that Start with R | 0 | - | 4.27 | 87,417 |
| Animals that Start with T | 0 | - | 4.32 | 91,489 |
| Animals that Start with H | 0 | - | 4.31 | 86,365 |
| Animals that Start with O | 0 | - | 4.27 | 88,610 |
| Animals that Start with W | 0 | - | 4.36 | 47,182 |
| Natural Features of Countries #1 | 0 | - | 4.87 | 83,844 |
| Countries with Fjords | 0 | - | 4.94 | 100,913 |
| Tectonic Plates on a Map | 0 | - | 4.97 | 35,692 |
| Layers of the Earth and Atmosphere | 0 | - | 4.96 | 50,502 |
| Fictional Animals #2 | 0 | - | 3.97 | 36,344 |
| Animals that Start with N | 0 | - | 3.73 | 31,694 |
| World's Longest Rivers | 0 | - | 4.90 | 136,764 |
| Draw All Country Borders and Borderless Countries | 0 | - | 4.99 | 163,910 |
| Three Letter Mammals Quiz | 0 | - | 3.69 | 11,890 |
| Four Letter Mammals Quiz | 0 | - | 3.83 | 12,563 |
| Landforms Fill in the Blank | 0 | - | 4.41 | 91,733 |
| World's Longest Rivers on a Map | 0 | - | 4.91 | 87,817 |
| Rivers of Europe Quiz | 0 | - | 4.89 | 56,467 |
| Countries With No Rivers | 0 | - | 4.96 | 76,828 |
| Name a Valid Country on Each River | 0 | - | 4.95 | 62,148 |
| Countries That Touch the Baltic Sea | 0 | - | 4.98 | 116,030 |
| North Sea Countries | 0 | - | 4.92 | 87,405 |
| Black Sea Countries | 0 | - | 4.87 | 60,611 |
| Countries That Touch the Red Sea | 0 | - | 4.90 | 65,391 |
| Caspian Sea Countries | 0 | - | 4.90 | 63,493 |
| Seas on the World Map | 0 | - | 4.96 | 135,372 |
| Seas of the World | 0 | - | 5.00 | 156,995 |
| Countries with the Longest Coastlines | 0 | - | 4.81 | 413,122 |
| Countries with the Shortest Coastlines | 0 | - | 4.89 | 67,238 |
| Baby, Male and Female Animals | 0 | - | 4.43 | 150,504 |
| Animal Adjectives | 0 | - | 4.77 | 60,024 |
| Animals by Close-up Image | 0 | - | 4.42 | 217,910 |
| Aquatic Mammals by Picture | 0 | - | 4.41 | 45,656 |
| Extinct Animals by Picture | 0 | - | 4.49 | 35,246 |
| Mammals by Picture #1 | 0 | - | 4.70 | 91,854 |
| Natural Features of Countries #2 | 0 | - | 4.55 | 37,522 |
| Geologic Time Scale | 0 | - | 4.41 | 10,016 |
| Countries Farthest From the Sea | 0 | - | 4.98 | 74,716 |
| Largest Lakes in the United States on a Map | 0 | - | 4.90 | 29,975 |
| Five Countries with the Longest Coastline by Continent | 0 | - | 4.97 | 115,537 |
| American Countries With No Atlantic Coastline | 0 | - | 4.94 | 92,482 |
| Animal Anatomy Quiz | 0 | - | 4.39 | 59,827 |
| Biggest Animals by Category | 0 | - | 4.18 | 73,148 |
| Word Scramble - Animals #1 | 0 | - | 4.36 | 138,074 |
| Animal Sounds | 0 | - | 4.26 | 191,716 |
| Animals of Australia | 0 | - | 4.52 | 42,330 |
| Word Scramble - Animals #2 | 0 | - | 4.39 | 52,451 |
| "Big Five" African Game Animals | 0 | - | 4.22 | 47,388 |
| Word Scramble - Random Animals | 0 | - | 4.41 | 49,188 |
| Animal Emojis | 0 | - | 4.74 | 84,622 |
| Fish by Picture #1 | 0 | - | 4.41 | 108,557 |
| Animals A-Z by Picture | 0 | - | 4.08 | 66,476 |
| Mammals by Picture #3 | 0 | - | 4.39 | 62,147 |
| Mammals by Picture #4 | 0 | - | 4.03 | 34,148 |
| Birds by Picture #1 | 0 | - | 4.47 | 41,677 |
| Mammals by Picture #2 | 0 | - | 4.28 | 58,261 |
| Birds in the Answer | 0 | - | 4.56 | 52,844 |
| North American Bird-Named Teams | 0 | - | 4.44 | 67,884 |
| U.S. Cities with Landforms in The Name | 0 | - | 4.26 | 70,802 |
| Atlantic Ocean General Knowledge | 0 | - | 4.74 | 21,241 |
| Indian Ocean General Knowledge | 0 | - | 4.52 | 22,236 |
| Bodies of Water by Cities | 0 | - | 4.77 | 28,631 |
| Biggest Lakes in the World | 0 | - | 4.63 | 89,648 |
| Great Lakes Quiz | 0 | - | 4.80 | 50,408 |
| Famous Rivers | 0 | - | 4.75 | 104,978 |
| City to River #1 | 0 | - | 4.59 | 35,850 |
| Most Populous River Basins | 0 | - | 4.55 | 39,719 |
| Rivers that Flow through the Most Countries | 0 | - | 4.53 | 40,354 |
| Seas that Touch the Most Countries | 0 | - | 4.63 | 96,823 |
| Countries Bordering the Four Color Seas | 0 | - | 4.92 | 23,088 |
| Countries with the Longest Coastline Bordering Each Other | 0 | - | 4.89 | 28,903 |
| Flowers by Picture | 0 | - | 4.46 | 105,668 |
| Animal Idioms Quiz #1 | 0 | - | 4.32 | 43,067 |
| Animal Idioms Quiz #2 | 0 | - | 4.33 | 43,619 |
| Birds by Picture #2 | 0 | - | 4.33 | 36,415 |
| Birds by Picture #3 | 0 | - | 4.24 | 33,225 |
| Dog Knowledge | 0 | - | 4.46 | 34,385 |
| Landforms by Description Quiz | 0 | - | 4.33 | 26,020 |
| Gulfs and Bays on the World Map | 0 | - | 4.62 | 30,260 |
| Famous Lakes Quiz | 0 | - | 4.52 | 24,008 |
| Cities on a Map of the Great Lakes | 0 | - | 4.41 | 44,561 |
| Rivers by City | 0 | - | 4.38 | 31,721 |
| City to River #2 - Difficult | 0 | - | 4.64 | 26,065 |
| Largest Rivers by Discharge | 0 | - | 4.54 | 16,021 |
| Plants by Picture | 0 | - | 4.24 | 14,453 |
| Trees in the Answer | 0 | - | 4.25 | 45,851 |
| Bear in the Answers | 0 | - | 4.29 | 61,996 |
| Movies with Animals in the Title #1 | 0 | - | 4.20 | 183,692 |
| Songs with Animals in the Title #1 | 0 | - | 4.36 | 129,398 |
| Movies with Animals in the Title #2 | 0 | - | 4.28 | 108,348 |
| People with Animal Names #1 | 0 | - | 3.97 | 42,549 |
| Cartoon Catchphrases Quiz | 0 | - | 4.20 | 69,820 |
| Books with Animals in the Title #1 | 0 | - | 4.41 | 74,592 |
| Animal Group Names | 0 | - | 4.07 | 23,199 |
| Largest Land Animals of Africa | 0 | - | 4.36 | 12,758 |
| Fish by Picture #2 | 0 | - | 4.07 | 18,572 |
| Sea Creatures by Picture | 0 | - | 4.27 | 17,719 |
| Most Popular Dog Breeds | 0 | - | 4.20 | 111,018 |
| Fictional Birds by Picture | 0 | - | 4.29 | 26,115 |
| 3 and 4 Letter Birds | 0 | - | 4.25 | 23,812 |
| Birds A-Z | 0 | - | 4.24 | 36,535 |
| Turkey (The Bird) | 0 | - | 4.15 | 12,414 |
| Horse Vocabulary | 0 | - | 4.23 | 22,743 |
| Biggest City by River | 0 | - | 4.38 | 52,861 |
| 3 and 4 Letter Trees | 0 | - | 4.21 | 17,254 |
| Big Cats | 0 | - | 3.91 | 67,804 |
| Famous Cats | 0 | - | 4.08 | 18,046 |
| Sayings About Animals #1 | 0 | - | 4.35 | 107,915 |
| Sayings About Animals #2 | 0 | - | 3.96 | 85,781 |
| Sayings About Animals #3 | 0 | - | 3.91 | 77,281 |
| Disney Animals | 0 | - | 4.27 | 239,906 |
| Books with Animals in the Title #2 | 0 | - | 4.23 | 18,058 |
| People with Animal Names Quiz #2 | 0 | - | 3.77 | 26,986 |
| Sayings About Animals #4 | 0 | - | 4.21 | 42,116 |
| Largest Land Animals of Asia | 0 | - | 3.64 | 8,305 |
| Brand-Name Animals | 0 | - | 4.16 | 74,512 |
| Dog Breed Picture Quiz | 0 | - | 4.34 | 206,203 |
| Dog in the Answers | 0 | - | 4.16 | 68,649 |
| Famous Dogs | 0 | - | 4.02 | 27,956 |
| Rivers on Borders | 0 | - | 4.02 | 22,697 |
| Rivers A-Z | 0 | - | 4.35 | 32,785 |
| Songs with Animals in the Title #2 | 0 | - | 3.90 | 27,988 |
| Famous Pets | 0 | - | 3.98 | 30,423 |
| Countries With The Most Bird Species | 0 | - | 4.93 | 32,960 |
| Countries With Two or More Bear Species | 0 | - | 4.90 | 22,767 |
| National Animals | 0 | - | 4.24 | 89,687 |
| Countries with Wild Tigers | 0 | - | 4.96 | 136,843 |
| Countries with Wild Penguins | 0 | - | 4.94 | 100,187 |
| Countries with More Cows than People | 0 | - | 4.45 | 61,339 |
| Countries with the Most Sheep | 0 | - | 4.92 | 103,271 |
