| Horse Knowledge | 0 | - | 4.46 | 24,064 |
| Animal Varieties #1 | 0 | - | 4.48 | 92,926 |
| A Whale of a Quiz | 0 | - | 4.41 | 36,095 |
| Animal Varieties #3 | 0 | - | 4.54 | 55,424 |
| Animal Stereotypes | 0 | - | 4.48 | 37,280 |
| Animal Varieties #2 | 0 | - | 4.40 | 66,699 |
| Deadly Animals | 0 | - | 4.03 | 110,621 |
| Famous Animals #1 | 0 | - | 4.03 | 239,712 |
| Famous Animals #2 | 0 | - | 4.02 | 57,515 |
| Famous Animals Quiz #3 | 0 | - | 4.24 | 43,328 |
| Animal Facts | 0 | - | 4.15 | 42,993 |
| Cat Knowledge | 0 | - | 4.48 | 25,808 |
| Cow Knowledge | 0 | - | 4.46 | 24,268 |
| Elephant Knowledge | 0 | - | 4.41 | 23,965 |
| Human Taxonomy | 0 | - | 4.68 | 18,918 |
| Types of Bears | 0 | - | 4.51 | 143,766 |
| Bear Knowledge | 0 | - | 4.54 | 35,096 |
| Multiple Choice Animal Quiz #1 | 0 | - | 4.50 | 56,208 |
| French Animal Words | 0 | - | 4.44 | 134,513 |
| Spanish Animal Words | 0 | - | 4.53 | 95,756 |
| Words Containing Animals #1 | 0 | - | 4.21 | 43,537 |
| Words Containing Animals #2 | 0 | - | 4.07 | 34,454 |
| Name that Bug | 0 | - | 4.12 | 45,573 |
| Pack Animals | 0 | - | 4.18 | 10,385 |
| Lion Trivia | 0 | - | 4.19 | 16,411 |
| Mammal Knowledge #1 | 0 | - | 4.20 | 19,674 |
| Mammal Knowledge #2 | 0 | - | 4.13 | 18,514 |
| Insect Knowledge #1 | 0 | - | 4.38 | 12,392 |
| Insect Knowledge #2 | 0 | - | 4.22 | 8,972 |
| North American Cat-Named Sports Teams | 0 | - | 4.43 | 33,700 |
| Animals: No Vowels #1 | 0 | - | 4.56 | 64,135 |
| Bird in the Answers | 0 | - | 4.11 | 33,730 |
| Bird Knowledge #2 | 0 | - | 4.42 | 14,192 |
| Snake Knowledge | 0 | - | 4.49 | 18,822 |
| Animals A-Z #1 | 0 | - | 4.41 | 93,659 |
| Animals that Start with L | 0 | - | 4.47 | 102,160 |
| Animals that Start with P | 0 | - | 4.45 | 86,184 |
| Animals that Start with S | 0 | - | 4.49 | 87,393 |
| Words that are Animals | 0 | - | 3.88 | 41,472 |
| Extinct Animals | 0 | - | 4.16 | 27,514 |
| Primate Knowledge | 0 | - | 4.17 | 15,312 |
| Reptile Picture Quiz | 0 | - | 4.32 | 14,304 |
| Earliest Domestication of Animals | 0 | - | 4.34 | 28,264 |
| Animals in the News | 0 | - | 4.37 | 26,798 |
| Multiple Choice Animal Quiz #2 | 0 | - | 4.21 | 15,469 |
| Animals: No Vowels #2 | 0 | - | 4.50 | 22,299 |
| Largest Types of Birds | 0 | - | 4.19 | 26,979 |
| Bird Knowledge #1 | 0 | - | 4.33 | 15,740 |
| Fish Knowledge | 0 | - | 4.38 | 25,656 |
| Megadiverse Countries | 0 | - | 4.96 | 134,926 |
| Tectonic Plates Map Quiz | 0 | - | 4.99 | 81,540 |
| Fictional Animals #1 | 0 | - | 4.06 | 46,425 |
| Animals A-Z #2 | 0 | - | 4.12 | 66,390 |
| Fish... or Not a Fish? | 0 | - | 4.39 | 43,526 |
| Animals that Start with A | 0 | - | 4.26 | 112,145 |
| Animals that Start with B | 0 | - | 4.31 | 113,842 |
| Animals that Start with C | 0 | - | 4.21 | 93,283 |
| Animals that Start with D | 0 | - | 4.25 | 87,020 |
| Animals that Start with E | 0 | - | 4.28 | 73,961 |
| Animals that Start with F | 0 | - | 4.28 | 107,173 |
| Animals that Start with G | 0 | - | 4.25 | 80,198 |
| Animals that Start with K | 0 | - | 4.07 | 66,586 |
| Animals that Start with M | 0 | - | 4.23 | 84,065 |
| Animals that Start with R | 0 | - | 4.27 | 87,435 |
| Animals that Start with T | 0 | - | 4.32 | 91,502 |
| Animals that Start with H | 0 | - | 4.31 | 86,381 |
| Animals that Start with O | 0 | - | 4.27 | 88,625 |
| Animals that Start with W | 0 | - | 4.36 | 47,195 |
| Mammals in the Answer | 0 | - | 4.35 | 29,966 |
| Three Letter Animals Quiz | 0 | - | 3.97 | 301,014 |
| Word Puzzles - Animals #1 | 0 | - | 4.37 | 28,656 |
| Word Puzzles - Animals #2 | 0 | - | 4.20 | 24,870 |
| Animal Decoder | 0 | - | 4.06 | 15,539 |
| Largest Land Animals of the Americas | 0 | - | 4.39 | 20,273 |
| Animals by Skeleton Image | 0 | - | 4.81 | 46,559 |
| The Shark Quiz!! | 0 | - | 4.25 | 24,741 |
| Natural Features of Countries #1 | 0 | - | 4.87 | 83,857 |
| Countries with Fjords | 0 | - | 4.94 | 100,950 |
| Tectonic Plates on a Map | 0 | - | 4.97 | 35,705 |
| Layers of the Earth and Atmosphere | 0 | - | 4.96 | 50,516 |
| Fictional Animals #2 | 0 | - | 3.97 | 36,345 |
| Animals that Start with N | 0 | - | 3.73 | 31,703 |
| World's Longest Rivers | 0 | - | 4.90 | 136,831 |
| Draw All Country Borders and Borderless Countries | 0 | - | 4.99 | 164,007 |
| Landforms Fill in the Blank | 0 | - | 4.41 | 91,744 |
| Three Letter Mammals Quiz | 0 | - | 3.69 | 11,893 |
| Four Letter Mammals Quiz | 0 | - | 3.83 | 12,569 |
| World's Longest Rivers on a Map | 0 | - | 4.91 | 87,840 |
| Rivers of Europe Quiz | 0 | - | 4.89 | 56,493 |
| Countries With No Rivers | 0 | - | 4.96 | 76,843 |
| Name a Valid Country on Each River | 0 | - | 4.95 | 62,182 |
| Countries That Touch the Baltic Sea | 0 | - | 4.98 | 116,036 |
| North Sea Countries | 0 | - | 4.92 | 87,424 |
| Black Sea Countries | 0 | - | 4.87 | 60,621 |
| Countries That Touch the Red Sea | 0 | - | 4.90 | 65,401 |
| Caspian Sea Countries | 0 | - | 4.90 | 63,499 |
| Seas on the World Map | 0 | - | 4.96 | 135,417 |
| Seas of the World | 0 | - | 5.00 | 157,102 |
| Countries with the Shortest Coastlines | 0 | - | 4.89 | 67,248 |
| Baby, Male and Female Animals | 0 | - | 4.43 | 150,533 |
| Animal Adjectives | 0 | - | 4.77 | 60,032 |
| Animals by Close-up Image | 0 | - | 4.42 | 218,311 |
| Aquatic Mammals by Picture | 0 | - | 4.41 | 45,684 |
| Extinct Animals by Picture | 0 | - | 4.49 | 35,268 |
| Mammals by Picture #1 | 0 | - | 4.70 | 91,894 |
| Natural Features of Countries #2 | 0 | - | 4.55 | 37,528 |
| Geologic Time Scale | 0 | - | 4.41 | 10,022 |
| Countries Farthest From the Sea | 0 | - | 4.98 | 74,736 |
| Largest Lakes in the United States on a Map | 0 | - | 4.90 | 29,989 |
| Five Countries with the Longest Coastline by Continent | 0 | - | 4.97 | 115,572 |
| American Countries With No Atlantic Coastline | 0 | - | 4.94 | 92,508 |
| Animal Anatomy Quiz | 0 | - | 4.39 | 59,835 |
| Biggest Animals by Category | 0 | - | 4.18 | 73,159 |
| Word Scramble - Animals #1 | 0 | - | 4.36 | 138,096 |
| Animal Sounds | 0 | - | 4.26 | 191,736 |
| Animals of Australia | 0 | - | 4.52 | 42,339 |
| Word Scramble - Animals #2 | 0 | - | 4.39 | 52,461 |
| "Big Five" African Game Animals | 0 | - | 4.22 | 47,390 |
| Word Scramble - Random Animals | 0 | - | 4.41 | 49,203 |
| Animal Emojis | 0 | - | 4.74 | 84,668 |
| Fish by Picture #1 | 0 | - | 4.41 | 108,580 |
| Animals A-Z by Picture | 0 | - | 4.08 | 66,503 |
| Mammals by Picture #3 | 0 | - | 4.39 | 62,179 |
| Mammals by Picture #4 | 0 | - | 4.03 | 34,161 |
| Birds by Picture #1 | 0 | - | 4.47 | 41,709 |
| Mammals by Picture #2 | 0 | - | 4.28 | 58,279 |
| Birds in the Answer | 0 | - | 4.56 | 52,852 |
| North American Bird-Named Teams | 0 | - | 4.44 | 67,891 |
| U.S. Cities with Landforms in The Name | 0 | - | 4.27 | 70,808 |
| Atlantic Ocean General Knowledge | 0 | - | 4.74 | 21,246 |
| Indian Ocean General Knowledge | 0 | - | 4.52 | 22,239 |
| Bodies of Water by Cities | 0 | - | 4.77 | 28,636 |
| Biggest Lakes in the World | 0 | - | 4.63 | 89,666 |
| Great Lakes Quiz | 0 | - | 4.80 | 50,421 |
| Famous Rivers | 0 | - | 4.75 | 104,999 |
| City to River #1 | 0 | - | 4.59 | 35,851 |
| Most Populous River Basins | 0 | - | 4.55 | 39,726 |
| Rivers that Flow through the Most Countries | 0 | - | 4.53 | 40,363 |
| Seas that Touch the Most Countries | 0 | - | 4.63 | 96,843 |
| Countries Bordering the Four Color Seas | 0 | - | 4.92 | 23,101 |
| Flowers by Picture | 0 | - | 4.46 | 105,680 |
| Animal Idioms Quiz #1 | 0 | - | 4.32 | 43,073 |
| Animal Idioms Quiz #2 | 0 | - | 4.33 | 43,626 |
| Birds by Picture #2 | 0 | - | 4.33 | 36,436 |
| Birds by Picture #3 | 0 | - | 4.24 | 33,244 |
| Dog Knowledge | 0 | - | 4.46 | 34,404 |
| Landforms by Description Quiz | 0 | - | 4.33 | 26,022 |
| Gulfs and Bays on the World Map | 0 | - | 4.62 | 30,270 |
| Famous Lakes Quiz | 0 | - | 4.52 | 24,014 |
| Cities on a Map of the Great Lakes | 0 | - | 4.41 | 44,567 |
| Rivers by City | 0 | - | 4.38 | 31,723 |
| City to River #2 - Difficult | 0 | - | 4.64 | 26,068 |
| Largest Rivers by Discharge | 0 | - | 4.54 | 16,023 |
| Countries with the Longest Coastlines | 0 | - | 4.80 | 413,178 |
| Countries with the Longest Coastline Bordering Each Other | 0 | - | 4.89 | 28,941 |
| Plants by Picture | 0 | - | 4.24 | 14,462 |
| Trees in the Answer | 0 | - | 4.25 | 45,860 |
| Bear in the Answers | 0 | - | 4.29 | 62,020 |
| Movies with Animals in the Title #1 | 0 | - | 4.20 | 183,756 |
| Songs with Animals in the Title #1 | 0 | - | 4.36 | 129,412 |
| Movies with Animals in the Title #2 | 0 | - | 4.28 | 108,561 |
| People with Animal Names #1 | 0 | - | 3.97 | 42,552 |
| Cartoon Catchphrases Quiz | 0 | - | 4.20 | 69,830 |
| Books with Animals in the Title #1 | 0 | - | 4.41 | 74,602 |
| Animal Group Names | 0 | - | 4.07 | 23,205 |
| Largest Land Animals of Africa | 0 | - | 4.36 | 12,759 |
| Sea Creatures by Picture | 0 | - | 4.27 | 17,728 |
| Most Popular Dog Breeds in the U.S. | 0 | - | 4.20 | 111,907 |
| Birds A-Z | 0 | - | 4.24 | 36,540 |
| Biggest City by River | 0 | - | 4.38 | 52,865 |
| Big Cats | 0 | - | 3.91 | 67,813 |
| Sayings About Animals #1 | 0 | - | 4.35 | 107,927 |
| Disney Animals | 0 | - | 4.27 | 239,961 |
| People with Animal Names Quiz #2 | 0 | - | 3.77 | 26,990 |
| Sayings About Animals #4 | 0 | - | 4.21 | 42,124 |
| Largest Land Animals of Asia | 0 | - | 3.64 | 8,305 |
| Fish by Picture #2 | 0 | - | 4.07 | 18,582 |
| Famous Dogs | 0 | - | 4.02 | 27,968 |
| Fictional Birds by Picture | 0 | - | 4.29 | 26,123 |
| 3 and 4 Letter Birds | 0 | - | 4.25 | 23,818 |
| Turkey (The Bird) | 0 | - | 4.15 | 12,415 |
| Horse Vocabulary | 0 | - | 4.23 | 22,745 |
| Rivers on Borders | 0 | - | 4.02 | 22,698 |
| 3 and 4 Letter Trees | 0 | - | 4.21 | 17,259 |
| Famous Cats | 0 | - | 4.08 | 18,053 |
| Sayings About Animals #2 | 0 | - | 3.96 | 85,787 |
| Sayings About Animals #3 | 0 | - | 3.91 | 77,285 |
| Books with Animals in the Title #2 | 0 | - | 4.23 | 18,062 |
| Brand-Name Animals | 0 | - | 4.16 | 74,527 |
| Dog Breed Picture Quiz | 0 | - | 4.34 | 206,243 |
| Dog in the Answers | 0 | - | 4.16 | 68,671 |
| Rivers A-Z | 0 | - | 4.35 | 32,788 |
| Songs with Animals in the Title #2 | 0 | - | 3.90 | 27,993 |
| Famous Pets | 0 | - | 3.98 | 30,439 |
| Countries With The Most Bird Species | 0 | - | 4.93 | 32,971 |
| Countries With Two or More Bear Species | 0 | - | 4.90 | 22,772 |
| National Animals | 0 | - | 4.24 | 89,708 |
| Countries with Wild Tigers | 0 | - | 4.96 | 136,871 |
| Countries with Wild Penguins | 0 | - | 4.94 | 100,207 |
| Countries with More Cows than People | 0 | - | 4.45 | 61,359 |
