| Tectonic Plates Map Quiz | 0 | - | 4.99 | 81,279 |
| Plants by Picture | 0 | - | 4.24 | 14,424 |
| Trees in the Answer | 0 | - | 4.25 | 45,828 |
| Animal Varieties #1 | 0 | - | 4.48 | 92,772 |
| A Whale of a Quiz | 0 | - | 4.41 | 36,059 |
| Animal Varieties #3 | 0 | - | 4.53 | 55,330 |
| Tectonic Plates on a Map | 0 | - | 4.97 | 35,608 |
| Layers of the Earth and Atmosphere | 0 | - | 4.96 | 50,420 |
| Dinosaur Trivia | 0 | - | 4.36 | 22,058 |
| World's Longest Rivers | 0 | - | 4.89 | 136,116 |
| Draw All Country Borders and Borderless Countries | 0 | - | 4.99 | 163,402 |
| 3 and 4 Letter Trees | 0 | - | 4.21 | 17,235 |
| Animal Varieties #2 | 0 | - | 4.40 | 66,610 |
| Types of Bears | 0 | - | 4.51 | 143,295 |
| Deadly Animals | 0 | - | 4.03 | 110,188 |
| Famous Animals #1 | 0 | - | 4.03 | 239,432 |
| Famous Animals #2 | 0 | - | 4.02 | 57,451 |
| Famous Animals Quiz #3 | 0 | - | 4.24 | 43,273 |
| Animal Facts | 0 | - | 4.15 | 42,966 |
| Cat Knowledge | 0 | - | 4.48 | 25,790 |
| Bear Knowledge | 0 | - | 4.54 | 35,063 |
| Cow Knowledge | 0 | - | 4.46 | 24,231 |
| Elephant Knowledge | 0 | - | 4.41 | 23,948 |
| Multiple Choice Animal Quiz #1 | 0 | - | 4.50 | 56,141 |
| Human Taxonomy | 0 | - | 4.68 | 18,901 |
| Landforms Fill in the Blank | 0 | - | 4.41 | 91,669 |
| World's Longest Rivers on a Map | 0 | - | 4.91 | 87,635 |
| Rivers of Europe Quiz | 0 | - | 4.89 | 56,261 |
| Seas on the World Map | 0 | - | 4.96 | 135,145 |
| Seas of the World | 0 | - | 5.00 | 156,404 |
| French Animal Words | 0 | - | 4.44 | 134,303 |
| Spanish Animal Words | 0 | - | 4.53 | 95,655 |
| Pack Animals | 0 | - | 4.17 | 10,371 |
| Lion Trivia | 0 | - | 4.19 | 16,396 |
| Mammal Knowledge #1 | 0 | - | 4.20 | 19,644 |
| Mammal Knowledge #2 | 0 | - | 4.13 | 18,487 |
| Insect Knowledge #1 | 0 | - | 4.38 | 12,366 |
| Insect Knowledge #2 | 0 | - | 4.22 | 8,955 |
| Horse Knowledge | 0 | - | 4.46 | 24,029 |
| Snake Knowledge | 0 | - | 4.49 | 18,796 |
| Geologic Time Scale | 0 | - | 4.46 | 10,003 |
| Largest Lakes in the United States on a Map | 0 | - | 4.90 | 29,903 |
| Atlantic Ocean General Knowledge | 0 | - | 4.74 | 21,211 |
| Indian Ocean General Knowledge | 0 | - | 4.52 | 22,209 |
| Bodies of Water by Cities | 0 | - | 4.77 | 28,589 |
| Biggest Lakes in the World | 0 | - | 4.63 | 89,325 |
| Great Lakes Quiz | 0 | - | 4.78 | 50,342 |
| Famous Rivers | 0 | - | 4.75 | 104,888 |
| City to River #1 | 0 | - | 4.59 | 35,833 |
| Most Populous River Basins | 0 | - | 4.55 | 39,678 |
| Rivers that Flow through the Most Countries | 0 | - | 4.53 | 40,313 |
| Seas that Touch the Most Countries | 0 | - | 4.63 | 96,701 |
| Primate Knowledge | 0 | - | 4.17 | 15,298 |
| Fish Knowledge | 0 | - | 4.38 | 25,620 |
| Landforms by Description Quiz | 0 | - | 4.33 | 26,006 |
| Gulfs and Bays on the World Map | 0 | - | 4.61 | 30,204 |
| Famous Lakes Quiz | 0 | - | 4.52 | 23,992 |
| Rivers by City | 0 | - | 4.38 | 31,701 |
| City to River #2 - Difficult | 0 | - | 4.64 | 26,006 |
| Largest Rivers by Discharge | 0 | - | 4.54 | 16,007 |
| The Shark Quiz!! | 0 | - | 4.25 | 24,704 |
| Rivers on Borders | 0 | - | 4.02 | 22,686 |
| Bear in the Answers | 0 | - | 4.29 | 61,882 |
| Countries With Two or More Bear Species | 0 | - | 4.90 | 22,691 |
| Megadiverse Countries | 0 | - | 4.96 | 134,770 |
| Animal Anatomy Quiz | 0 | - | 4.39 | 59,789 |
| Biggest Animals by Category | 0 | - | 4.18 | 73,094 |
| Sayings About Animals #1 | 0 | - | 4.35 | 107,546 |
| Sayings About Animals #2 | 0 | - | 3.96 | 85,663 |
| Sayings About Animals #3 | 0 | - | 3.91 | 77,197 |
| Movies with Animals in the Title #1 | 0 | - | 4.20 | 183,589 |
| Songs with Animals in the Title #1 | 0 | - | 4.36 | 129,290 |
| Baby, Male and Female Animals | 0 | - | 4.43 | 150,277 |
| Word Scramble - Animals #1 | 0 | - | 4.36 | 137,962 |
| Movies with Animals in the Title #2 | 0 | - | 4.28 | 108,278 |
| People with Animal Names #1 | 0 | - | 3.97 | 42,535 |
| Cartoon Catchphrases Quiz | 0 | - | 4.20 | 69,783 |
| Animal Sounds | 0 | - | 4.26 | 191,566 |
| Fictional Animals #1 | 0 | - | 4.06 | 46,410 |
| Fictional Animals #2 | 0 | - | 3.97 | 36,335 |
| Animal Idioms Quiz #1 | 0 | - | 4.32 | 43,023 |
| Animal Idioms Quiz #2 | 0 | - | 4.33 | 43,572 |
| Big Cats | 0 | - | 3.91 | 67,769 |
| Famous Cats | 0 | - | 4.08 | 18,028 |
| National Animals | 0 | - | 4.24 | 89,608 |
| Words that are Animals | 0 | - | 3.88 | 41,450 |
| Words Containing Animals #1 | 0 | - | 4.21 | 43,498 |
| Words Containing Animals #2 | 0 | - | 4.07 | 34,430 |
| Mammals in the Answer | 0 | - | 4.35 | 29,952 |
| Extinct Animals | 0 | - | 4.16 | 27,488 |
| Songs with Animals in the Title #2 | 0 | - | 3.90 | 27,955 |
| Name that Bug | 0 | - | 4.12 | 45,538 |
| Disney Animals | 0 | - | 4.27 | 239,577 |
| Animal Adjectives | 0 | - | 4.77 | 59,968 |
| Books with Animals in the Title #1 | 0 | - | 4.41 | 74,542 |
| Three Letter Animals Quiz | 0 | - | 3.96 | 300,831 |
| Animals A-Z #1 | 0 | - | 4.41 | 93,362 |
| Animals of Australia | 0 | - | 4.52 | 42,292 |
| Animals A-Z #2 | 0 | - | 4.12 | 66,290 |
| Word Scramble - Animals #2 | 0 | - | 4.39 | 52,397 |
| Word Puzzles - Animals #1 | 0 | - | 4.37 | 28,621 |
| Word Puzzles - Animals #2 | 0 | - | 4.20 | 24,847 |
| Books with Animals in the Title #2 | 0 | - | 4.23 | 18,038 |
| People with Animal Names Quiz #2 | 0 | - | 3.77 | 26,973 |
| Countries with Wild Tigers | 0 | - | 4.96 | 136,307 |
| Countries with Wild Penguins | 0 | - | 4.94 | 99,925 |
| Sayings About Animals #4 | 0 | - | 4.21 | 42,034 |
| Animal Decoder | 0 | - | 4.06 | 15,515 |
| Animal Group Names | 0 | - | 4.06 | 23,175 |
| Largest Land Animals of the Americas | 0 | - | 4.39 | 20,249 |
| Largest Land Animals of Africa | 0 | - | 4.36 | 12,743 |
| Largest Land Animals of Asia | 0 | - | 3.64 | 8,293 |
| Countries with More Cows than People | 0 | - | 4.45 | 61,209 |
| Countries with the Most Sheep | 0 | - | 4.92 | 103,010 |
| Countries with the Most Wild Elephants | 0 | - | 4.63 | 54,880 |
| U.S. States with More Cows than People | 0 | - | 4.74 | 47,671 |
| "Big Five" African Game Animals | 0 | - | 4.22 | 47,349 |
| Animal Populations of Countries | 0 | - | 4.52 | 43,817 |
| Countries with the Most Wolves | 0 | - | 4.92 | 107,796 |
| Countries with the Most Venomous Animal Species | 0 | - | 4.87 | 86,964 |
| Three Letter Mammals Quiz | 0 | - | 3.69 | 11,876 |
| Four Letter Mammals Quiz | 0 | - | 3.83 | 12,545 |
| Reptile Picture Quiz | 0 | - | 4.32 | 14,286 |
| Brand-Name Animals | 0 | - | 4.16 | 74,454 |
| Word Scramble - Random Animals | 0 | - | 4.41 | 49,120 |
| North American Cat-Named Sports Teams | 0 | - | 4.43 | 33,654 |
| Earliest Domestication of Animals | 0 | - | 4.34 | 28,249 |
| European Countries with NO Wolves | 0 | - | 4.56 | 65,610 |
| Animals in the News | 0 | - | 4.37 | 26,781 |
| U.S. States with the Most Venomous Snake Species | 0 | - | 4.47 | 26,405 |
| Animal Emojis | 0 | - | 4.73 | 84,103 |
| U.S. States with the Most Endangered Species | 0 | - | 4.50 | 14,356 |
| Countries with Wild Lions | 0 | - | 4.77 | 26,256 |
| Animals that Appear on a Coat of Arms | 0 | - | 4.49 | 24,809 |
| Dog Breed Picture Quiz | 0 | - | 4.34 | 206,050 |
| Animals by Close-up Image | 0 | - | 4.42 | 217,626 |
| Fish by Picture #1 | 0 | - | 4.41 | 108,456 |
| Animals A-Z by Picture | 0 | - | 4.08 | 66,335 |
| Australian Animals By Picture | 0 | - | 4.45 | 31,572 |
| Mammals by Picture #3 | 0 | - | 4.39 | 62,059 |
| Mammals by Picture #4 | 0 | - | 4.03 | 34,091 |
| Birds by Picture #1 | 0 | - | 4.47 | 41,538 |
| Birds by Picture #2 | 0 | - | 4.33 | 36,292 |
| Fish by Picture #2 | 0 | - | 4.06 | 18,531 |
| Aquatic Mammals by Picture | 0 | - | 4.41 | 45,552 |
| Extinct Animals by Picture | 0 | - | 4.49 | 35,170 |
| Mammals by Picture #2 | 0 | - | 4.28 | 58,170 |
| Mammals by Picture #1 | 0 | - | 4.70 | 91,681 |
| Sea Creatures by Picture | 0 | - | 4.27 | 17,689 |
| Birds by Picture #3 | 0 | - | 4.24 | 33,121 |
| Dog in the Answers | 0 | - | 4.16 | 68,560 |
| Famous Pets | 0 | - | 3.98 | 30,414 |
| Famous Dogs | 0 | - | 4.02 | 27,936 |
| Most Popular Dog Breeds | 0 | - | 4.20 | 110,895 |
| Dog Knowledge | 0 | - | 4.46 | 34,329 |
| U.S. State Birds | 0 | - | 4.31 | 21,398 |
| Fictional Birds by Picture | 0 | - | 4.29 | 26,062 |
| Birds in the Answer | 0 | - | 4.56 | 52,806 |
| Bird in the Answers | 0 | - | 4.11 | 33,576 |
| 3 and 4 Letter Birds | 0 | - | 4.25 | 23,776 |
| Birds A-Z | 0 | - | 4.24 | 36,503 |
| Largest Types of Birds | 0 | - | 4.19 | 26,957 |
| North American Bird-Named Teams | 0 | - | 4.44 | 67,815 |
| Bird Knowledge #1 | 0 | - | 4.33 | 15,728 |
| Bird Knowledge #2 | 0 | - | 4.42 | 14,167 |
| Countries that Catch the Most Fish | 0 | - | 4.90 | 112,221 |
| Fish... or Not a Fish? | 0 | - | 4.39 | 43,424 |
| Top Countries for Shark Attacks | 0 | - | 4.46 | 45,793 |
| Animals that Start with A | 0 | - | 4.26 | 111,911 |
| Animals that Start with B | 0 | - | 4.31 | 113,607 |
| Animals that Start with C | 0 | - | 4.23 | 92,763 |
| Animals that Start with D | 0 | - | 4.25 | 86,829 |
| Animals that Start with E | 0 | - | 4.28 | 73,783 |
| Animals that Start with F | 0 | - | 4.28 | 106,975 |
| Animals that Start with G | 0 | - | 4.25 | 80,019 |
| Animals that Start with K | 0 | - | 4.07 | 66,466 |
| Animals that Start with L | 0 | - | 4.47 | 101,790 |
| Animals that Start with M | 0 | - | 4.23 | 83,911 |
| Animals that Start with P | 0 | - | 4.45 | 86,028 |
| Animals that Start with R | 0 | - | 4.27 | 87,305 |
| Animals that Start with S | 0 | - | 4.49 | 87,231 |
| Animals that Start with T | 0 | - | 4.32 | 91,362 |
| Animals that Start with H | 0 | - | 4.31 | 86,220 |
| Animals that Start with O | 0 | - | 4.27 | 88,509 |
| Animals that Start with N | 0 | - | 3.73 | 31,603 |
| Animals that Start with W | 0 | - | 4.36 | 47,096 |
| Horse Vocabulary | 0 | - | 4.23 | 22,721 |
| Top 10 Countries with the Most Horses | 0 | - | 4.49 | 68,944 |
| Countries with NO Snakes | 0 | - | 4.51 | 63,566 |
| Natural Features of Countries #1 | 0 | - | 4.87 | 83,762 |
| Geological Extremes | 0 | - | 4.34 | 40,009 |
| U.S. Cities with Landforms in The Name | 0 | - | 4.26 | 70,791 |
| Landforms by Country | 0 | - | 4.52 | 51,960 |
| U.S. States by Landform Quiz | 0 | - | 4.00 | 26,839 |
| Movies with Landforms in the Name | 0 | - | 4.16 | 50,402 |
| Natural Features of Countries #2 | 0 | - | 4.55 | 37,488 |
| African Physical Geography | 0 | - | 4.51 | 31,661 |
| Asian Physical Geography | 0 | - | 4.60 | 35,483 |
| Oceania Physical Geography | 0 | - | 4.30 | 12,674 |
| European Physical Geography | 0 | - | 4.26 | 33,475 |
