| Animal Varieties #1 | 0 | - | 4.48 | 92,740 |
| A Whale of a Quiz | 0 | - | 4.41 | 36,053 |
| Animal Varieties #3 | 0 | - | 4.53 | 55,311 |
| Animal Stereotypes | 0 | - | 4.48 | 37,112 |
| Animal Varieties #2 | 0 | - | 4.40 | 66,593 |
| Deadly Animals | 0 | - | 4.03 | 110,154 |
| Famous Animals #1 | 0 | - | 4.03 | 239,171 |
| Famous Animals #2 | 0 | - | 4.02 | 57,408 |
| Famous Animals Quiz #3 | 0 | - | 4.24 | 43,239 |
| Animal Facts | 0 | - | 4.15 | 42,959 |
| Cat Knowledge | 0 | - | 4.48 | 25,780 |
| Cow Knowledge | 0 | - | 4.46 | 24,226 |
| Elephant Knowledge | 0 | - | 4.41 | 23,944 |
| Human Taxonomy | 0 | - | 4.68 | 18,900 |
| Types of Bears | 0 | - | 4.51 | 143,272 |
| Bear Knowledge | 0 | - | 4.54 | 35,056 |
| Multiple Choice Animal Quiz #1 | 0 | - | 4.50 | 56,121 |
| Pack Animals | 0 | - | 4.17 | 10,366 |
| Lion Trivia | 0 | - | 4.19 | 16,394 |
| Mammal Knowledge #1 | 0 | - | 4.20 | 19,639 |
| Mammal Knowledge #2 | 0 | - | 4.13 | 18,484 |
| Insect Knowledge #1 | 0 | - | 4.38 | 12,355 |
| Insect Knowledge #2 | 0 | - | 4.22 | 8,949 |
| Words Containing Animals #1 | 0 | - | 4.21 | 43,487 |
| Words Containing Animals #2 | 0 | - | 4.07 | 34,423 |
| Name that Bug | 0 | - | 4.12 | 45,532 |
| Bird in the Answers | 0 | - | 4.11 | 33,531 |
| Bird Knowledge #2 | 0 | - | 4.42 | 14,155 |
| Horse Knowledge | 0 | - | 4.46 | 24,021 |
| Snake Knowledge | 0 | - | 4.49 | 18,787 |
| French Animal Words | 0 | - | 4.44 | 134,248 |
| Spanish Animal Words | 0 | - | 4.53 | 95,631 |
| North American Cat-Named Sports Teams | 0 | - | 4.43 | 33,646 |
| Animals: No Vowels #1 | 0 | - | 4.56 | 63,948 |
| Words that are Animals | 0 | - | 3.88 | 41,446 |
| Extinct Animals | 0 | - | 4.21 | 27,479 |
| Animals A-Z #1 | 0 | - | 4.41 | 93,154 |
| Primate Knowledge | 0 | - | 4.17 | 15,294 |
| Reptile Picture Quiz | 0 | - | 4.32 | 14,284 |
| Earliest Domestication of Animals | 0 | - | 4.34 | 28,244 |
| Animals in the News | 0 | - | 4.37 | 26,772 |
| Multiple Choice Animal Quiz #2 | 0 | - | 4.21 | 15,436 |
| Animals: No Vowels #2 | 0 | - | 4.49 | 22,027 |
| Largest Types of Birds | 0 | - | 4.19 | 26,950 |
| Bird Knowledge #1 | 0 | - | 4.33 | 15,723 |
| Fish Knowledge | 0 | - | 4.38 | 25,609 |
| Animals that Start with L | 0 | - | 4.47 | 101,768 |
| Animals that Start with P | 0 | - | 4.45 | 86,007 |
| Animals that Start with S | 0 | - | 4.49 | 87,212 |
| Megadiverse Countries | 0 | - | 4.96 | 134,735 |
| Tectonic Plates Map Quiz | 0 | - | 4.99 | 81,214 |
| Fictional Animals #1 | 0 | - | 4.06 | 46,407 |
| Mammals in the Answer | 0 | - | 4.35 | 29,948 |
| Three Letter Animals Quiz | 0 | - | 3.96 | 300,789 |
| Animals A-Z #2 | 0 | - | 4.12 | 66,232 |
| Word Puzzles - Animals #1 | 0 | - | 4.37 | 28,602 |
| Word Puzzles - Animals #2 | 0 | - | 4.20 | 24,836 |
| Animal Decoder | 0 | - | 4.06 | 15,510 |
| Largest Land Animals of the Americas | 0 | - | 4.39 | 20,244 |
| Fish... or Not a Fish? | 0 | - | 4.39 | 43,410 |
| The Shark Quiz!! | 0 | - | 4.25 | 24,695 |
| Animals that Start with A | 0 | - | 4.26 | 111,887 |
| Animals that Start with B | 0 | - | 4.31 | 113,577 |
| Animals that Start with C | 0 | - | 4.23 | 92,735 |
| Animals that Start with D | 0 | - | 4.25 | 86,810 |
| Animals that Start with E | 0 | - | 4.28 | 73,778 |
| Animals that Start with F | 0 | - | 4.28 | 106,950 |
| Animals that Start with G | 0 | - | 4.25 | 80,007 |
| Animals that Start with K | 0 | - | 4.07 | 66,457 |
| Animals that Start with M | 0 | - | 4.23 | 83,890 |
| Animals that Start with R | 0 | - | 4.27 | 87,290 |
| Animals that Start with T | 0 | - | 4.32 | 91,340 |
| Animals that Start with H | 0 | - | 4.31 | 86,199 |
| Animals that Start with O | 0 | - | 4.27 | 88,489 |
| Animals that Start with W | 0 | - | 4.36 | 47,085 |
| Natural Features of Countries #1 | 0 | - | 4.87 | 83,740 |
| Countries with Fjords | 0 | - | 4.94 | 100,748 |
| Tectonic Plates on a Map | 0 | - | 4.97 | 35,590 |
| Layers of the Earth and Atmosphere | 0 | - | 4.96 | 50,396 |
| Fictional Animals #2 | 0 | - | 3.97 | 36,335 |
| Landforms Fill in the Blank | 0 | - | 4.41 | 91,647 |
| World's Longest Rivers | 0 | - | 4.89 | 135,668 |
| Draw All Country Borders and Borderless Countries | 0 | - | 4.99 | 163,255 |
| Three Letter Mammals Quiz | 0 | - | 3.69 | 11,870 |
| Four Letter Mammals Quiz | 0 | - | 3.83 | 12,543 |
| World's Longest Rivers on a Map | 0 | - | 4.91 | 87,592 |
| Rivers of Europe Quiz | 0 | - | 4.89 | 56,213 |
| Countries With No Rivers | 0 | - | 4.96 | 76,675 |
| Name a Valid Country on Each River | 0 | - | 4.96 | 61,922 |
| Countries That Touch the Baltic Sea | 0 | - | 4.98 | 115,969 |
| North Sea Countries | 0 | - | 4.92 | 87,285 |
| Black Sea Countries | 0 | - | 4.87 | 60,566 |
| Countries That Touch the Red Sea | 0 | - | 4.90 | 65,293 |
| Caspian Sea Countries | 0 | - | 4.90 | 63,398 |
| Seas on the World Map | 0 | - | 4.96 | 135,093 |
| Seas of the World | 0 | - | 5.00 | 156,256 |
| Countries with the Shortest Coastlines | 0 | - | 4.89 | 67,167 |
| Baby, Male and Female Animals | 0 | - | 4.43 | 150,205 |
| Animal Adjectives | 0 | - | 4.77 | 59,958 |
| Animals by Skeleton Image | 0 | - | 4.80 | 46,336 |
| Animals by Close-up Image | 0 | - | 4.42 | 217,558 |
| Aquatic Mammals by Picture | 0 | - | 4.41 | 45,518 |
| Extinct Animals by Picture | 0 | - | 4.49 | 35,145 |
| Mammals by Picture #1 | 0 | - | 4.70 | 91,614 |
| Natural Features of Countries #2 | 0 | - | 4.55 | 37,473 |
| Geologic Time Scale | 0 | - | 4.46 | 9,999 |
| Countries with the Longest Coastlines | 0 | - | 4.80 | 412,319 |
| Animals that Start with N | 0 | - | 3.73 | 31,598 |
| Countries Farthest From the Sea | 0 | - | 4.98 | 74,608 |
| Largest Lakes in the United States on a Map | 0 | - | 4.90 | 29,883 |
| Five Countries with the Longest Coastline by Continent | 0 | - | 4.97 | 115,321 |
| American Countries With No Atlantic Coastline | 0 | - | 4.94 | 92,306 |
| Animal Anatomy Quiz | 0 | - | 4.39 | 59,780 |
| Biggest Animals by Category | 0 | - | 4.18 | 73,084 |
| Word Scramble - Animals #1 | 0 | - | 4.36 | 137,933 |
| Animal Sounds | 0 | - | 4.26 | 191,521 |
| Animals of Australia | 0 | - | 4.52 | 42,277 |
| Word Scramble - Animals #2 | 0 | - | 4.39 | 52,386 |
| "Big Five" African Game Animals | 0 | - | 4.22 | 47,336 |
| Word Scramble - Random Animals | 0 | - | 4.41 | 49,093 |
| Animal Emojis | 0 | - | 4.73 | 83,968 |
| Fish by Picture #1 | 0 | - | 4.41 | 108,424 |
| Animals A-Z by Picture | 0 | - | 4.08 | 66,308 |
| Mammals by Picture #3 | 0 | - | 4.39 | 62,032 |
| Mammals by Picture #4 | 0 | - | 4.03 | 34,071 |
| Birds by Picture #1 | 0 | - | 4.47 | 41,500 |
| Mammals by Picture #2 | 0 | - | 4.28 | 58,144 |
| Birds in the Answer | 0 | - | 4.56 | 52,794 |
| North American Bird-Named Teams | 0 | - | 4.44 | 67,795 |
| U.S. Cities with Landforms in The Name | 0 | - | 4.26 | 70,784 |
| Landforms by Description Quiz | 0 | - | 4.33 | 26,006 |
| Atlantic Ocean General Knowledge | 0 | - | 4.74 | 21,209 |
| Indian Ocean General Knowledge | 0 | - | 4.52 | 22,202 |
| Bodies of Water by Cities | 0 | - | 4.77 | 28,577 |
| Biggest Lakes in the World | 0 | - | 4.63 | 89,301 |
| Great Lakes Quiz | 0 | - | 4.78 | 50,322 |
| Famous Rivers | 0 | - | 4.75 | 104,853 |
| City to River #1 | 0 | - | 4.59 | 35,824 |
| Most Populous River Basins | 0 | - | 4.55 | 39,672 |
| Rivers that Flow through the Most Countries | 0 | - | 4.53 | 40,299 |
| Seas that Touch the Most Countries | 0 | - | 4.63 | 96,665 |
| Countries Bordering the Four Color Seas | 0 | - | 4.92 | 23,014 |
| Flowers by Picture | 0 | - | 4.46 | 105,570 |
| Plants by Picture | 0 | - | 4.24 | 14,414 |
| Animal Idioms Quiz #1 | 0 | - | 4.32 | 43,020 |
| Animal Idioms Quiz #2 | 0 | - | 4.33 | 43,562 |
| Birds by Picture #2 | 0 | - | 4.33 | 36,258 |
| Birds by Picture #3 | 0 | - | 4.24 | 33,087 |
| Dog Knowledge | 0 | - | 4.46 | 34,310 |
| Gulfs and Bays on the World Map | 0 | - | 4.61 | 30,186 |
| Famous Lakes Quiz | 0 | - | 4.52 | 23,986 |
| Cities on a Map of the Great Lakes | 0 | - | 4.41 | 44,483 |
| Biggest City by River | 0 | - | 4.41 | 52,816 |
| Rivers by City | 0 | - | 4.38 | 31,696 |
| City to River #2 - Difficult | 0 | - | 4.64 | 25,977 |
| Largest Rivers by Discharge | 0 | - | 4.54 | 16,002 |
| Countries with the Longest Coastline Bordering Each Other | 0 | - | 4.89 | 28,693 |
| Trees in the Answer | 0 | - | 4.25 | 45,820 |
| Bear in the Answers | 0 | - | 4.29 | 61,821 |
| Movies with Animals in the Title #1 | 0 | - | 4.20 | 183,543 |
| Songs with Animals in the Title #1 | 0 | - | 4.36 | 129,266 |
| Movies with Animals in the Title #2 | 0 | - | 4.28 | 108,254 |
| People with Animal Names #1 | 0 | - | 3.97 | 42,524 |
| Cartoon Catchphrases Quiz | 0 | - | 4.20 | 69,773 |
| Books with Animals in the Title #1 | 0 | - | 4.41 | 74,528 |
| Animal Group Names | 0 | - | 4.06 | 23,169 |
| Largest Land Animals of Africa | 0 | - | 4.36 | 12,738 |
| Sea Creatures by Picture | 0 | - | 4.27 | 17,679 |
| Most Popular Dog Breeds | 0 | - | 4.20 | 110,866 |
| Birds A-Z | 0 | - | 4.24 | 36,491 |
| Sayings About Animals #1 | 0 | - | 4.35 | 107,523 |
| Disney Animals | 0 | - | 4.27 | 239,480 |
| People with Animal Names Quiz #2 | 0 | - | 3.77 | 26,971 |
| Sayings About Animals #4 | 0 | - | 4.21 | 42,020 |
| Largest Land Animals of Asia | 0 | - | 3.64 | 8,290 |
| Fish by Picture #2 | 0 | - | 4.06 | 18,518 |
| Fictional Birds by Picture | 0 | - | 4.29 | 26,042 |
| 3 and 4 Letter Birds | 0 | - | 4.25 | 23,773 |
| Turkey (The Bird) | 0 | - | 4.15 | 12,400 |
| Horse Vocabulary | 0 | - | 4.23 | 22,718 |
| 3 and 4 Letter Trees | 0 | - | 4.21 | 17,229 |
| Big Cats | 0 | - | 3.91 | 67,760 |
| Famous Cats | 0 | - | 4.08 | 18,025 |
| Sayings About Animals #2 | 0 | - | 3.96 | 85,654 |
| Sayings About Animals #3 | 0 | - | 3.91 | 77,189 |
| Books with Animals in the Title #2 | 0 | - | 4.23 | 18,031 |
| Brand-Name Animals | 0 | - | 4.16 | 74,445 |
| Dog in the Answers | 0 | - | 4.16 | 68,513 |
| Famous Dogs | 0 | - | 4.02 | 27,932 |
| Rivers on Borders | 0 | - | 4.02 | 22,681 |
| Rivers A-Z | 0 | - | 4.35 | 32,761 |
| Songs with Animals in the Title #2 | 0 | - | 3.90 | 27,951 |
| Dog Breed Picture Quiz | 0 | - | 4.34 | 205,999 |
| Famous Pets | 0 | - | 3.98 | 30,408 |
| Countries With The Most Bird Species | 0 | - | 4.93 | 32,733 |
| Countries With Two or More Bear Species | 0 | - | 4.90 | 22,637 |
| National Animals | 0 | - | 4.24 | 89,588 |
| Countries with Wild Tigers | 0 | - | 4.96 | 136,202 |
| Countries with Wild Penguins | 0 | - | 4.94 | 99,780 |
| Countries with More Cows than People | 0 | - | 4.45 | 61,172 |