| Tectonic Plates Map Quiz | 0 | - | 4.99 | 81,066 |
| Animal Varieties #1 | 0 | - | 4.48 | 92,690 |
| A Whale of a Quiz | 0 | - | 4.41 | 36,042 |
| Animal Varieties #3 | 0 | - | 4.53 | 55,280 |
| Animal Varieties #2 | 0 | - | 4.40 | 66,564 |
| Deadly Animals | 0 | - | 4.03 | 110,107 |
| Famous Animals #1 | 0 | - | 4.03 | 239,123 |
| Famous Animals #2 | 0 | - | 4.02 | 57,397 |
| Famous Animals Quiz #3 | 0 | - | 4.24 | 43,224 |
| Animal Facts | 0 | - | 4.15 | 42,951 |
| Cat Knowledge | 0 | - | 4.48 | 25,767 |
| Cow Knowledge | 0 | - | 4.46 | 24,219 |
| Elephant Knowledge | 0 | - | 4.41 | 23,938 |
| Human Taxonomy | 0 | - | 4.68 | 18,897 |
| Tectonic Plates on a Map | 0 | - | 4.97 | 35,548 |
| Layers of the Earth and Atmosphere | 0 | - | 4.96 | 50,362 |
| Types of Bears | 0 | - | 4.51 | 143,252 |
| Bear Knowledge | 0 | - | 4.54 | 35,043 |
| Multiple Choice Animal Quiz #1 | 0 | - | 4.50 | 56,096 |
| Landforms Fill in the Blank | 0 | - | 4.41 | 91,629 |
| Pack Animals | 0 | - | 4.17 | 10,361 |
| Lion Trivia | 0 | - | 4.19 | 16,393 |
| Mammal Knowledge #1 | 0 | - | 4.20 | 19,633 |
| Mammal Knowledge #2 | 0 | - | 4.13 | 18,478 |
| Insect Knowledge #1 | 0 | - | 4.38 | 12,350 |
| Insect Knowledge #2 | 0 | - | 4.22 | 8,946 |
| World's Longest Rivers | 0 | - | 4.89 | 132,972 |
| Draw All Country Borders and Borderless Countries | 0 | - | 4.99 | 163,046 |
| Horse Knowledge | 0 | - | 4.45 | 24,007 |
| Snake Knowledge | 0 | - | 4.49 | 18,782 |
| Geologic Time Scale | 0 | - | 4.46 | 9,987 |
| French Animal Words | 0 | - | 4.44 | 134,174 |
| Spanish Animal Words | 0 | - | 4.53 | 95,598 |
| World's Longest Rivers on a Map | 0 | - | 4.91 | 87,468 |
| Rivers of Europe Quiz | 0 | - | 4.89 | 56,120 |
| Seas on the World Map | 0 | - | 4.96 | 134,969 |
| Seas of the World | 0 | - | 5.00 | 155,972 |
| Primate Knowledge | 0 | - | 4.17 | 15,291 |
| Fish Knowledge | 0 | - | 4.38 | 25,590 |
| Landforms by Description Quiz | 0 | - | 4.33 | 26,002 |
| Largest Lakes in the United States on a Map | 0 | - | 4.90 | 29,850 |
| Plants by Picture | 0 | - | 4.24 | 14,402 |
| Streets with Tree Names | 0 | - | 4.19 | 28,927 |
| Atlantic Ocean General Knowledge | 0 | - | 4.74 | 21,206 |
| Indian Ocean General Knowledge | 0 | - | 4.52 | 22,194 |
| Bodies of Water by Cities | 0 | - | 4.77 | 28,551 |
| Biggest Lakes in the World | 0 | - | 4.63 | 89,241 |
| Great Lakes Quiz | 0 | - | 4.78 | 50,289 |
| Famous Rivers | 0 | - | 4.74 | 104,792 |
| City to River #1 | 0 | - | 4.59 | 35,812 |
| Most Populous River Basins | 0 | - | 4.55 | 39,649 |
| Rivers that Flow through the Most Countries | 0 | - | 4.53 | 40,272 |
| Seas that Touch the Most Countries | 0 | - | 4.63 | 96,628 |
| The Shark Quiz!! | 0 | - | 4.25 | 24,683 |
| Gulfs and Bays on the World Map | 0 | - | 4.61 | 30,165 |
| Famous Lakes Quiz | 0 | - | 4.52 | 23,977 |
| Rivers by City | 0 | - | 4.38 | 31,686 |
| City to River #2 - Difficult | 0 | - | 4.64 | 25,946 |
| Largest Rivers by Discharge | 0 | - | 4.54 | 15,990 |
| Trees in the Answer | 0 | - | 4.25 | 45,812 |
| 3 and 4 Letter Trees | 0 | - | 4.21 | 17,225 |
| Rivers on Borders | 0 | - | 4.02 | 22,672 |
| Bear in the Answers | 0 | - | 4.29 | 61,784 |
| Countries With Two or More Bear Species | 0 | - | 4.90 | 22,624 |
| Megadiverse Countries | 0 | - | 4.96 | 134,673 |
| Animal Anatomy Quiz | 0 | - | 4.39 | 59,762 |
| Biggest Animals by Category | 0 | - | 4.18 | 73,067 |
| Sayings About Animals #1 | 0 | - | 4.35 | 107,506 |
| Sayings About Animals #2 | 0 | - | 3.96 | 85,644 |
| Sayings About Animals #3 | 0 | - | 3.91 | 77,184 |
| Movies with Animals in the Title #1 | 0 | - | 4.20 | 183,486 |
| Songs with Animals in the Title #1 | 0 | - | 4.36 | 129,232 |
| Baby, Male and Female Animals | 0 | - | 4.43 | 150,130 |
| Word Scramble - Animals #1 | 0 | - | 4.36 | 137,899 |
| Movies with Animals in the Title #2 | 0 | - | 4.28 | 108,220 |
| People with Animal Names #1 | 0 | - | 3.97 | 42,519 |
| Cartoon Catchphrases Quiz | 0 | - | 4.20 | 69,762 |
| Animal Sounds | 0 | - | 4.26 | 191,469 |
| Fictional Animals #1 | 0 | - | 4.06 | 46,400 |
| Fictional Animals #2 | 0 | - | 3.97 | 36,325 |
| Animal Idioms Quiz #1 | 0 | - | 4.32 | 43,002 |
| Animal Idioms Quiz #2 | 0 | - | 4.33 | 43,551 |
| Big Cats | 0 | - | 3.91 | 67,750 |
| Famous Cats | 0 | - | 4.08 | 18,016 |
| National Animals | 0 | - | 4.24 | 89,543 |
| Words that are Animals | 0 | - | 3.88 | 41,443 |
| Words Containing Animals #1 | 0 | - | 4.21 | 43,479 |
| Words Containing Animals #2 | 0 | - | 4.07 | 34,415 |
| Mammals in the Answer | 0 | - | 4.35 | 29,945 |
| Extinct Animals | 0 | - | 4.21 | 27,468 |
| Songs with Animals in the Title #2 | 0 | - | 3.90 | 27,938 |
| Name that Bug | 0 | - | 4.12 | 45,514 |
| Disney Animals | 0 | - | 4.27 | 239,373 |
| Animal Adjectives | 0 | - | 4.77 | 59,941 |
| Books with Animals in the Title #1 | 0 | - | 4.41 | 74,492 |
| Three Letter Animals Quiz | 0 | - | 3.96 | 300,732 |
| Animals A-Z #1 | 0 | - | 4.41 | 93,107 |
| Animals of Australia | 0 | - | 4.52 | 42,265 |
| Animals A-Z #2 | 0 | - | 4.12 | 66,208 |
| Word Scramble - Animals #2 | 0 | - | 4.39 | 52,358 |
| Word Puzzles - Animals #1 | 0 | - | 4.37 | 28,565 |
| Word Puzzles - Animals #2 | 0 | - | 4.20 | 24,812 |
| Books with Animals in the Title #2 | 0 | - | 4.23 | 18,023 |
| People with Animal Names Quiz #2 | 0 | - | 3.77 | 26,967 |
| Countries with Wild Tigers | 0 | - | 4.96 | 136,130 |
| Countries with Wild Penguins | 0 | - | 4.94 | 99,726 |
| Sayings About Animals #4 | 0 | - | 4.21 | 42,012 |
| Animal Decoder | 0 | - | 4.06 | 15,503 |
| Animal Group Names | 0 | - | 4.06 | 23,157 |
| Largest Land Animals of the Americas | 0 | - | 4.39 | 20,235 |
| Largest Land Animals of Africa | 0 | - | 4.36 | 12,731 |
| Largest Land Animals of Asia | 0 | - | 3.64 | 8,287 |
| Countries with More Cows than People | 0 | - | 4.45 | 61,105 |
| Countries with the Most Sheep | 0 | - | 4.92 | 102,813 |
| Countries with the Most Wild Elephants | 0 | - | 4.63 | 54,811 |
| U.S. States with More Cows than People | 0 | - | 4.74 | 47,556 |
| "Big Five" African Game Animals | 0 | - | 4.22 | 47,326 |
| Animal Populations of Countries | 0 | - | 4.52 | 43,764 |
| Countries with the Most Wolves | 0 | - | 4.92 | 107,566 |
| Countries with the Most Venomous Animal Species | 0 | - | 4.87 | 86,782 |
| Three Letter Mammals Quiz | 0 | - | 3.69 | 11,864 |
| Four Letter Mammals Quiz | 0 | - | 3.83 | 12,537 |
| Reptile Picture Quiz | 0 | - | 4.32 | 14,273 |
| Brand-Name Animals | 0 | - | 4.16 | 74,415 |
| Word Scramble - Random Animals | 0 | - | 4.41 | 49,061 |
| North American Cat-Named Sports Teams | 0 | - | 4.43 | 33,627 |
| Earliest Domestication of Animals | 0 | - | 4.34 | 28,236 |
| European Countries with NO Wolves | 0 | - | 4.56 | 65,598 |
| Animals in the News | 0 | - | 4.37 | 26,766 |
| U.S. States with the Most Venomous Snake Species | 0 | - | 4.47 | 26,382 |
| Animal Emojis | 0 | - | 4.73 | 83,879 |
| U.S. States with the Most Endangered Species | 0 | - | 4.50 | 14,345 |
| Countries with Wild Lions | 0 | - | 4.77 | 26,197 |
| Animals that Appear on a Coat of Arms | 0 | - | 4.49 | 24,797 |
| Dog Breed Picture Quiz | 0 | - | 4.34 | 205,913 |
| Animals by Close-up Image | 0 | - | 4.42 | 217,473 |
| Fish by Picture #1 | 0 | - | 4.41 | 108,354 |
| Animals A-Z by Picture | 0 | - | 4.08 | 66,245 |
| Australian Animals By Picture | 0 | - | 4.45 | 31,542 |
| Mammals by Picture #3 | 0 | - | 4.39 | 61,987 |
| Mammals by Picture #4 | 0 | - | 4.03 | 34,051 |
| Birds by Picture #1 | 0 | - | 4.47 | 41,436 |
| Birds by Picture #2 | 0 | - | 4.33 | 36,210 |
| Fish by Picture #2 | 0 | - | 4.06 | 18,503 |
| Aquatic Mammals by Picture | 0 | - | 4.41 | 45,481 |
| Extinct Animals by Picture | 0 | - | 4.49 | 35,114 |
| Mammals by Picture #2 | 0 | - | 4.28 | 58,099 |
| Mammals by Picture #1 | 0 | - | 4.70 | 91,548 |
| Sea Creatures by Picture | 0 | - | 4.27 | 17,661 |
| Birds by Picture #3 | 0 | - | 4.24 | 33,046 |
| Dog in the Answers | 0 | - | 4.16 | 68,483 |
| Famous Pets | 0 | - | 3.98 | 30,403 |
| Famous Dogs | 0 | - | 4.02 | 27,922 |
| Most Popular Dog Breeds | 0 | - | 4.20 | 110,812 |
| Dog Knowledge | 0 | - | 4.46 | 34,292 |
| U.S. State Birds | 0 | - | 4.31 | 21,386 |
| Fictional Birds by Picture | 0 | - | 4.29 | 26,016 |
| Birds in the Answer | 0 | - | 4.56 | 52,776 |
| Bird in the Answers | 0 | - | 4.11 | 33,486 |
| 3 and 4 Letter Birds | 0 | - | 4.25 | 23,766 |
| Birds A-Z | 0 | - | 4.24 | 36,473 |
| Largest Types of Birds | 0 | - | 4.19 | 26,940 |
| North American Bird-Named Teams | 0 | - | 4.44 | 67,775 |
| Bird Knowledge #1 | 0 | - | 4.33 | 15,721 |
| Bird Knowledge #2 | 0 | - | 4.42 | 14,148 |
| Countries that Catch the Most Fish | 0 | - | 4.90 | 111,924 |
| Fish... or Not a Fish? | 0 | - | 4.39 | 43,368 |
| Top Countries for Shark Attacks | 0 | - | 4.46 | 45,772 |
| Animals that Start with A | 0 | - | 4.26 | 111,843 |
| Animals that Start with B | 0 | - | 4.31 | 113,546 |
| Animals that Start with C | 0 | - | 4.23 | 92,692 |
| Animals that Start with D | 0 | - | 4.25 | 86,781 |
| Animals that Start with E | 0 | - | 4.28 | 73,747 |
| Animals that Start with F | 0 | - | 4.28 | 106,910 |
| Animals that Start with G | 0 | - | 4.25 | 79,981 |
| Animals that Start with K | 0 | - | 4.07 | 66,440 |
| Animals that Start with L | 0 | - | 4.47 | 101,738 |
| Animals that Start with M | 0 | - | 4.23 | 83,859 |
| Animals that Start with P | 0 | - | 4.45 | 85,985 |
| Animals that Start with R | 0 | - | 4.27 | 87,254 |
| Animals that Start with S | 0 | - | 4.49 | 87,183 |
| Animals that Start with T | 0 | - | 4.32 | 91,308 |
| Animals that Start with H | 0 | - | 4.31 | 86,165 |
| Animals that Start with O | 0 | - | 4.27 | 88,464 |
| Animals that Start with N | 0 | - | 3.73 | 31,583 |
| Animals that Start with W | 0 | - | 4.36 | 47,065 |
| Horse Vocabulary | 0 | - | 4.22 | 22,708 |
| Top 10 Countries with the Most Horses | 0 | - | 4.49 | 68,871 |
| Countries with NO Snakes | 0 | - | 4.51 | 63,555 |
| Natural Features of Countries #1 | 0 | - | 4.87 | 83,709 |
| Geological Extremes | 0 | - | 4.34 | 39,989 |
| U.S. Cities with Landforms in The Name | 0 | - | 4.26 | 70,779 |
| Landforms by Country | 0 | - | 4.52 | 51,950 |
| U.S. States by Landform Quiz | 0 | - | 4.00 | 26,836 |
| Movies with Landforms in the Name | 0 | - | 4.16 | 50,368 |
| Natural Features of Countries #2 | 0 | - | 4.55 | 37,452 |
| African Physical Geography | 0 | - | 4.51 | 31,641 |
| Asian Physical Geography | 0 | - | 4.61 | 35,466 |
| Oceania Physical Geography | 0 | - | 4.30 | 12,663 |
| European Physical Geography | 0 | - | 4.26 | 33,443 |
