| Types of Bears | 0 | - | 4.51 | 143,311 |
| Bear Knowledge | 0 | - | 4.54 | 35,064 |
| Animal Varieties #1 | 0 | - | 4.48 | 92,802 |
| A Whale of a Quiz | 0 | - | 4.41 | 36,065 |
| Animal Varieties #3 | 0 | - | 4.53 | 55,345 |
| Animal Stereotypes | 0 | - | 4.48 | 37,166 |
| Animal Varieties #2 | 0 | - | 4.40 | 66,624 |
| Deadly Animals | 0 | - | 4.03 | 110,213 |
| Famous Animals #1 | 0 | - | 4.03 | 239,590 |
| Famous Animals #2 | 0 | - | 4.02 | 57,487 |
| Famous Animals Quiz #3 | 0 | - | 4.24 | 43,295 |
| Animal Facts | 0 | - | 4.15 | 42,969 |
| Cat Knowledge | 0 | - | 4.48 | 25,794 |
| Cow Knowledge | 0 | - | 4.46 | 24,238 |
| Elephant Knowledge | 0 | - | 4.41 | 23,951 |
| Human Taxonomy | 0 | - | 4.68 | 18,905 |
| Multiple Choice Animal Quiz #1 | 0 | - | 4.50 | 56,154 |
| French Animal Words | 0 | - | 4.44 | 134,350 |
| Spanish Animal Words | 0 | - | 4.53 | 95,674 |
| Words Containing Animals #1 | 0 | - | 4.21 | 43,504 |
| Words Containing Animals #2 | 0 | - | 4.07 | 34,433 |
| Name that Bug | 0 | - | 4.12 | 45,541 |
| Pack Animals | 0 | - | 4.17 | 10,373 |
| Lion Trivia | 0 | - | 4.19 | 16,399 |
| Mammal Knowledge #1 | 0 | - | 4.20 | 19,645 |
| Mammal Knowledge #2 | 0 | - | 4.13 | 18,488 |
| Insect Knowledge #1 | 0 | - | 4.38 | 12,371 |
| Insect Knowledge #2 | 0 | - | 4.22 | 8,958 |
| North American Cat-Named Sports Teams | 0 | - | 4.43 | 33,659 |
| Animals: No Vowels #1 | 0 | - | 4.56 | 64,010 |
| Bird in the Answers | 0 | - | 4.11 | 33,625 |
| Bird Knowledge #2 | 0 | - | 4.42 | 14,172 |
| Horse Knowledge | 0 | - | 4.46 | 24,040 |
| Snake Knowledge | 0 | - | 4.49 | 18,800 |
| Animals A-Z #1 | 0 | - | 4.41 | 93,540 |
| Animals that Start with L | 0 | - | 4.47 | 101,828 |
| Animals that Start with P | 0 | - | 4.45 | 86,068 |
| Animals that Start with S | 0 | - | 4.49 | 87,273 |
| Words that are Animals | 0 | - | 3.88 | 41,453 |
| Extinct Animals | 0 | - | 4.16 | 27,498 |
| Primate Knowledge | 0 | - | 4.17 | 15,303 |
| Reptile Picture Quiz | 0 | - | 4.32 | 14,290 |
| Earliest Domestication of Animals | 0 | - | 4.34 | 28,250 |
| Animals in the News | 0 | - | 4.37 | 26,784 |
| Multiple Choice Animal Quiz #2 | 0 | - | 4.21 | 15,453 |
| Animals: No Vowels #2 | 0 | - | 4.49 | 22,139 |
| Largest Types of Birds | 0 | - | 4.19 | 26,960 |
| Bird Knowledge #1 | 0 | - | 4.33 | 15,729 |
| Fish Knowledge | 0 | - | 4.38 | 25,633 |
| Megadiverse Countries | 0 | - | 4.96 | 134,801 |
| Tectonic Plates Map Quiz | 0 | - | 4.99 | 81,331 |
| Fictional Animals #1 | 0 | - | 4.06 | 46,414 |
| Animals A-Z #2 | 0 | - | 4.12 | 66,345 |
| Fish... or Not a Fish? | 0 | - | 4.39 | 43,443 |
| Animals that Start with A | 0 | - | 4.26 | 111,984 |
| Animals that Start with B | 0 | - | 4.31 | 113,678 |
| Animals that Start with C | 0 | - | 4.23 | 93,055 |
| Animals that Start with D | 0 | - | 4.25 | 86,895 |
| Animals that Start with E | 0 | - | 4.28 | 73,847 |
| Animals that Start with F | 0 | - | 4.28 | 107,028 |
| Animals that Start with G | 0 | - | 4.25 | 80,073 |
| Animals that Start with K | 0 | - | 4.07 | 66,506 |
| Animals that Start with M | 0 | - | 4.23 | 83,948 |
| Animals that Start with R | 0 | - | 4.27 | 87,335 |
| Animals that Start with T | 0 | - | 4.32 | 91,401 |
| Animals that Start with H | 0 | - | 4.31 | 86,272 |
| Animals that Start with O | 0 | - | 4.27 | 88,534 |
| Animals that Start with W | 0 | - | 4.36 | 47,122 |
| Mammals in the Answer | 0 | - | 4.35 | 29,954 |
| Three Letter Animals Quiz | 0 | - | 3.96 | 300,868 |
| Word Puzzles - Animals #1 | 0 | - | 4.37 | 28,630 |
| Word Puzzles - Animals #2 | 0 | - | 4.20 | 24,851 |
| Animal Decoder | 0 | - | 4.06 | 15,521 |
| Largest Land Animals of the Americas | 0 | - | 4.39 | 20,257 |
| The Shark Quiz!! | 0 | - | 4.25 | 24,713 |
| Natural Features of Countries #1 | 0 | - | 4.87 | 83,774 |
| Countries with Fjords | 0 | - | 4.94 | 100,812 |
| Tectonic Plates on a Map | 0 | - | 4.97 | 35,629 |
| Layers of the Earth and Atmosphere | 0 | - | 4.96 | 50,441 |
| Fictional Animals #2 | 0 | - | 3.97 | 36,336 |
| World's Longest Rivers | 0 | - | 4.89 | 136,327 |
| Draw All Country Borders and Borderless Countries | 0 | - | 4.99 | 163,487 |
| Landforms Fill in the Blank | 0 | - | 4.41 | 91,681 |
| Three Letter Mammals Quiz | 0 | - | 3.69 | 11,878 |
| Four Letter Mammals Quiz | 0 | - | 3.83 | 12,549 |
| World's Longest Rivers on a Map | 0 | - | 4.91 | 87,683 |
| Rivers of Europe Quiz | 0 | - | 4.89 | 56,300 |
| Countries With No Rivers | 0 | - | 4.96 | 76,727 |
| Name a Valid Country on Each River | 0 | - | 4.96 | 62,018 |
| Countries That Touch the Baltic Sea | 0 | - | 4.98 | 115,994 |
| North Sea Countries | 0 | - | 4.92 | 87,335 |
| Black Sea Countries | 0 | - | 4.87 | 60,583 |
| Countries That Touch the Red Sea | 0 | - | 4.90 | 65,337 |
| Caspian Sea Countries | 0 | - | 4.90 | 63,431 |
| Seas on the World Map | 0 | - | 4.96 | 135,205 |
| Seas of the World | 0 | - | 5.00 | 156,544 |
| Countries with the Shortest Coastlines | 0 | - | 4.89 | 67,198 |
| Baby, Male and Female Animals | 0 | - | 4.43 | 150,331 |
| Animal Adjectives | 0 | - | 4.77 | 59,976 |
| Animals by Skeleton Image | 0 | - | 4.80 | 46,406 |
| Animals by Close-up Image | 0 | - | 4.42 | 217,692 |
| Aquatic Mammals by Picture | 0 | - | 4.41 | 45,578 |
| Extinct Animals by Picture | 0 | - | 4.49 | 35,190 |
| Mammals by Picture #1 | 0 | - | 4.70 | 91,716 |
| Animals that Start with N | 0 | - | 3.73 | 31,627 |
| Natural Features of Countries #2 | 0 | - | 4.55 | 37,495 |
| Geologic Time Scale | 0 | - | 4.46 | 10,004 |
| Countries Farthest From the Sea | 0 | - | 4.98 | 74,643 |
| Largest Lakes in the United States on a Map | 0 | - | 4.90 | 29,915 |
| Five Countries with the Longest Coastline by Continent | 0 | - | 4.97 | 115,395 |
| American Countries With No Atlantic Coastline | 0 | - | 4.94 | 92,376 |
| Animal Anatomy Quiz | 0 | - | 4.39 | 59,799 |
| Biggest Animals by Category | 0 | - | 4.18 | 73,114 |
| Word Scramble - Animals #1 | 0 | - | 4.36 | 137,989 |
| Animal Sounds | 0 | - | 4.26 | 191,604 |
| Animals of Australia | 0 | - | 4.52 | 42,301 |
| Word Scramble - Animals #2 | 0 | - | 4.39 | 52,404 |
| "Big Five" African Game Animals | 0 | - | 4.22 | 47,355 |
| Word Scramble - Random Animals | 0 | - | 4.41 | 49,141 |
| Animal Emojis | 0 | - | 4.73 | 84,254 |
| Fish by Picture #1 | 0 | - | 4.41 | 108,483 |
| Animals A-Z by Picture | 0 | - | 4.08 | 66,377 |
| Mammals by Picture #3 | 0 | - | 4.39 | 62,075 |
| Mammals by Picture #4 | 0 | - | 4.03 | 34,098 |
| Birds by Picture #1 | 0 | - | 4.47 | 41,564 |
| Mammals by Picture #2 | 0 | - | 4.28 | 58,189 |
| Birds in the Answer | 0 | - | 4.56 | 52,817 |
| North American Bird-Named Teams | 0 | - | 4.44 | 67,835 |
| U.S. Cities with Landforms in The Name | 0 | - | 4.26 | 70,794 |
| Atlantic Ocean General Knowledge | 0 | - | 4.74 | 21,218 |
| Indian Ocean General Knowledge | 0 | - | 4.52 | 22,217 |
| Bodies of Water by Cities | 0 | - | 4.77 | 28,600 |
| Biggest Lakes in the World | 0 | - | 4.63 | 89,345 |
| Great Lakes Quiz | 0 | - | 4.78 | 50,354 |
| Famous Rivers | 0 | - | 4.75 | 104,907 |
| City to River #1 | 0 | - | 4.59 | 35,837 |
| Most Populous River Basins | 0 | - | 4.55 | 39,690 |
| Rivers that Flow through the Most Countries | 0 | - | 4.53 | 40,324 |
| Seas that Touch the Most Countries | 0 | - | 4.63 | 96,729 |
| Countries Bordering the Four Color Seas | 0 | - | 4.92 | 23,048 |
| Flowers by Picture | 0 | - | 4.46 | 105,609 |
| Animal Idioms Quiz #1 | 0 | - | 4.32 | 43,026 |
| Animal Idioms Quiz #2 | 0 | - | 4.33 | 43,575 |
| Birds by Picture #2 | 0 | - | 4.33 | 36,320 |
| Birds by Picture #3 | 0 | - | 4.24 | 33,140 |
| Dog Knowledge | 0 | - | 4.46 | 34,337 |
| Landforms by Description Quiz | 0 | - | 4.33 | 26,009 |
| Gulfs and Bays on the World Map | 0 | - | 4.61 | 30,210 |
| Famous Lakes Quiz | 0 | - | 4.52 | 23,996 |
| Cities on a Map of the Great Lakes | 0 | - | 4.41 | 44,514 |
| Biggest City by River | 0 | - | 4.41 | 52,832 |
| Rivers by City | 0 | - | 4.38 | 31,703 |
| City to River #2 - Difficult | 0 | - | 4.64 | 26,018 |
| Largest Rivers by Discharge | 0 | - | 4.54 | 16,008 |
| Countries with the Longest Coastlines | 0 | - | 4.80 | 412,519 |
| Countries with the Longest Coastline Bordering Each Other | 0 | - | 4.89 | 28,778 |
| Plants by Picture | 0 | - | 4.24 | 14,430 |
| Trees in the Answer | 0 | - | 4.25 | 45,835 |
| Bear in the Answers | 0 | - | 4.29 | 61,923 |
| Movies with Animals in the Title #1 | 0 | - | 4.20 | 183,613 |
| Songs with Animals in the Title #1 | 0 | - | 4.36 | 129,303 |
| Movies with Animals in the Title #2 | 0 | - | 4.28 | 108,294 |
| People with Animal Names #1 | 0 | - | 3.97 | 42,536 |
| Cartoon Catchphrases Quiz | 0 | - | 4.20 | 69,786 |
| Books with Animals in the Title #1 | 0 | - | 4.41 | 74,553 |
| Animal Group Names | 0 | - | 4.06 | 23,179 |
| Largest Land Animals of Africa | 0 | - | 4.36 | 12,746 |
| Sea Creatures by Picture | 0 | - | 4.27 | 17,693 |
| Most Popular Dog Breeds | 0 | - | 4.20 | 110,915 |
| Birds A-Z | 0 | - | 4.24 | 36,508 |
| Big Cats | 0 | - | 3.91 | 67,778 |
| Sayings About Animals #1 | 0 | - | 4.35 | 107,555 |
| Disney Animals | 0 | - | 4.27 | 239,643 |
| People with Animal Names Quiz #2 | 0 | - | 3.77 | 26,976 |
| Sayings About Animals #4 | 0 | - | 4.21 | 42,041 |
| Largest Land Animals of Asia | 0 | - | 3.64 | 8,294 |
| Fish by Picture #2 | 0 | - | 4.06 | 18,547 |
| Famous Dogs | 0 | - | 4.02 | 27,938 |
| Fictional Birds by Picture | 0 | - | 4.29 | 26,074 |
| 3 and 4 Letter Birds | 0 | - | 4.25 | 23,785 |
| Turkey (The Bird) | 0 | - | 4.15 | 12,406 |
| Horse Vocabulary | 0 | - | 4.23 | 22,724 |
| Rivers on Borders | 0 | - | 4.02 | 22,688 |
| 3 and 4 Letter Trees | 0 | - | 4.21 | 17,239 |
| Famous Cats | 0 | - | 4.08 | 18,030 |
| Sayings About Animals #2 | 0 | - | 3.96 | 85,670 |
| Sayings About Animals #3 | 0 | - | 3.91 | 77,200 |
| Books with Animals in the Title #2 | 0 | - | 4.23 | 18,043 |
| Brand-Name Animals | 0 | - | 4.16 | 74,469 |
| Dog Breed Picture Quiz | 0 | - | 4.34 | 206,088 |
| Dog in the Answers | 0 | - | 4.16 | 68,581 |
| Rivers A-Z | 0 | - | 4.35 | 32,771 |
| Songs with Animals in the Title #2 | 0 | - | 3.90 | 27,961 |
| Famous Pets | 0 | - | 3.98 | 30,415 |
| Countries With The Most Bird Species | 0 | - | 4.93 | 32,886 |
| Countries With Two or More Bear Species | 0 | - | 4.90 | 22,730 |
| National Animals | 0 | - | 4.24 | 89,625 |
| Countries with Wild Tigers | 0 | - | 4.96 | 136,629 |
| Countries with Wild Penguins | 0 | - | 4.94 | 100,062 |
| Countries with More Cows than People | 0 | - | 4.45 | 61,240 |
