| Animal Varieties #1 | 0 | - | 4.48 | 92,955 |
| A Whale of a Quiz | 0 | - | 4.41 | 36,101 |
| Animal Varieties #3 | 0 | - | 4.54 | 55,447 |
| Animal Stereotypes | 0 | - | 4.48 | 37,315 |
| Animal Varieties #2 | 0 | - | 4.40 | 66,728 |
| Deadly Animals | 0 | - | 4.03 | 110,649 |
| Famous Animals #1 | 0 | - | 4.03 | 239,761 |
| Famous Animals #2 | 0 | - | 4.02 | 57,529 |
| Famous Animals Quiz #3 | 0 | - | 4.24 | 43,343 |
| Animal Facts | 0 | - | 4.15 | 42,999 |
| Cat Knowledge | 0 | - | 4.48 | 25,821 |
| Cow Knowledge | 0 | - | 4.46 | 24,274 |
| Elephant Knowledge | 0 | - | 4.41 | 23,976 |
| Human Taxonomy | 0 | - | 4.68 | 18,925 |
| Types of Bears | 0 | - | 4.51 | 143,796 |
| Bear Knowledge | 0 | - | 4.54 | 35,106 |
| Multiple Choice Animal Quiz #1 | 0 | - | 4.50 | 56,232 |
| French Animal Words | 0 | - | 4.44 | 134,587 |
| Spanish Animal Words | 0 | - | 4.53 | 95,789 |
| Words Containing Animals #1 | 0 | - | 4.21 | 43,546 |
| Words Containing Animals #2 | 0 | - | 4.09 | 34,461 |
| Name that Bug | 0 | - | 4.12 | 45,581 |
| Pack Animals | 0 | - | 4.18 | 10,394 |
| Lion Trivia | 0 | - | 4.19 | 16,411 |
| Mammal Knowledge #1 | 0 | - | 4.20 | 19,678 |
| Mammal Knowledge #2 | 0 | - | 4.13 | 18,518 |
| Insect Knowledge #1 | 0 | - | 4.38 | 12,400 |
| Insect Knowledge #2 | 0 | - | 4.22 | 8,981 |
| North American Cat-Named Sports Teams | 0 | - | 4.43 | 33,719 |
| Animals: No Vowels #1 | 0 | - | 4.56 | 64,173 |
| Bird in the Answers | 0 | - | 4.11 | 33,780 |
| Bird Knowledge #2 | 0 | - | 4.42 | 14,201 |
| Horse Knowledge | 0 | - | 4.46 | 24,074 |
| Snake Knowledge | 0 | - | 4.49 | 18,828 |
| Animals A-Z #1 | 0 | - | 4.41 | 93,709 |
| Animals that Start with L | 0 | - | 4.47 | 102,203 |
| Animals that Start with P | 0 | - | 4.45 | 86,230 |
| Animals that Start with S | 0 | - | 4.49 | 87,442 |
| Words that are Animals | 0 | - | 3.88 | 41,484 |
| Extinct Animals | 0 | - | 4.16 | 27,524 |
| Primate Knowledge | 0 | - | 4.17 | 15,315 |
| Reptile Picture Quiz | 0 | - | 4.32 | 14,315 |
| Earliest Domestication of Animals | 0 | - | 4.34 | 28,272 |
| Animals in the News | 0 | - | 4.37 | 26,805 |
| Multiple Choice Animal Quiz #2 | 0 | - | 4.21 | 15,475 |
| Animals: No Vowels #2 | 0 | - | 4.50 | 22,368 |
| Largest Types of Birds | 0 | - | 4.19 | 26,986 |
| Bird Knowledge #1 | 0 | - | 4.33 | 15,745 |
| Fish Knowledge | 0 | - | 4.38 | 25,670 |
| Megadiverse Countries | 0 | - | 4.96 | 134,981 |
| Tectonic Plates Map Quiz | 0 | - | 4.99 | 81,668 |
| Fictional Animals #1 | 0 | - | 4.06 | 46,430 |
| Animals A-Z #2 | 0 | - | 4.12 | 66,418 |
| Fish... or Not a Fish? | 0 | - | 4.39 | 43,560 |
| Animals that Start with A | 0 | - | 4.26 | 112,186 |
| Animals that Start with B | 0 | - | 4.31 | 113,894 |
| Animals that Start with C | 0 | - | 4.21 | 93,319 |
| Animals that Start with D | 0 | - | 4.25 | 87,065 |
| Animals that Start with E | 0 | - | 4.28 | 73,995 |
| Animals that Start with F | 0 | - | 4.28 | 107,219 |
| Animals that Start with G | 0 | - | 4.25 | 80,227 |
| Animals that Start with K | 0 | - | 4.07 | 66,609 |
| Animals that Start with M | 0 | - | 4.23 | 84,111 |
| Animals that Start with R | 0 | - | 4.28 | 87,477 |
| Animals that Start with T | 0 | - | 4.32 | 91,601 |
| Animals that Start with H | 0 | - | 4.31 | 86,417 |
| Animals that Start with O | 0 | - | 4.27 | 88,653 |
| Animals that Start with W | 0 | - | 4.36 | 47,221 |
| Mammals in the Answer | 0 | - | 4.35 | 29,971 |
| Three Letter Animals Quiz | 0 | - | 3.97 | 301,088 |
| Word Puzzles - Animals #1 | 0 | - | 4.37 | 28,667 |
| Word Puzzles - Animals #2 | 0 | - | 4.20 | 24,876 |
| Animal Decoder | 0 | - | 4.06 | 15,545 |
| Largest Land Animals of the Americas | 0 | - | 4.39 | 20,280 |
| Animals by Skeleton Image | 0 | - | 4.81 | 46,634 |
| The Shark Quiz!! | 0 | - | 4.25 | 24,756 |
| Natural Features of Countries #1 | 0 | - | 4.87 | 83,883 |
| Countries with Fjords | 0 | - | 4.94 | 101,006 |
| Tectonic Plates on a Map | 0 | - | 4.97 | 35,736 |
| Layers of the Earth and Atmosphere | 0 | - | 4.96 | 50,544 |
| Fictional Animals #2 | 0 | - | 3.97 | 36,349 |
| Animals that Start with N | 0 | - | 3.73 | 31,721 |
| World's Longest Rivers | 0 | - | 4.90 | 136,961 |
| Draw All Country Borders and Borderless Countries | 0 | - | 4.99 | 164,209 |
| Landforms Fill in the Blank | 0 | - | 4.41 | 91,764 |
| Three Letter Mammals Quiz | 0 | - | 3.69 | 11,900 |
| Four Letter Mammals Quiz | 0 | - | 3.83 | 12,573 |
| World's Longest Rivers on a Map | 0 | - | 4.91 | 87,909 |
| Rivers of Europe Quiz | 0 | - | 4.89 | 56,545 |
| Countries With No Rivers | 0 | - | 4.96 | 76,887 |
| Name a Valid Country on Each River | 0 | - | 4.95 | 62,244 |
| Countries That Touch the Baltic Sea | 0 | - | 4.98 | 116,061 |
| North Sea Countries | 0 | - | 4.92 | 87,464 |
| Black Sea Countries | 0 | - | 4.87 | 60,643 |
| Countries That Touch the Red Sea | 0 | - | 4.90 | 65,434 |
| Caspian Sea Countries | 0 | - | 4.90 | 63,538 |
| Seas on the World Map | 0 | - | 4.96 | 135,498 |
| Seas of the World | 0 | - | 5.00 | 157,272 |
| Countries with the Shortest Coastlines | 0 | - | 4.89 | 67,268 |
| Baby, Male and Female Animals | 0 | - | 4.43 | 150,629 |
| Animal Adjectives | 0 | - | 4.77 | 60,058 |
| Animals by Close-up Image | 0 | - | 4.42 | 218,496 |
| Aquatic Mammals by Picture | 0 | - | 4.41 | 45,746 |
| Extinct Animals by Picture | 0 | - | 4.49 | 35,310 |
| Mammals by Picture #1 | 0 | - | 4.70 | 91,966 |
| Natural Features of Countries #2 | 0 | - | 4.55 | 37,534 |
| Geologic Time Scale | 0 | - | 4.41 | 10,032 |
| Countries Farthest From the Sea | 0 | - | 4.98 | 74,779 |
| Largest Lakes in the United States on a Map | 0 | - | 4.90 | 30,008 |
| Five Countries with the Longest Coastline by Continent | 0 | - | 4.97 | 115,618 |
| American Countries With No Atlantic Coastline | 0 | - | 4.94 | 92,544 |
| Animal Anatomy Quiz | 0 | - | 4.39 | 59,869 |
| Biggest Animals by Category | 0 | - | 4.18 | 73,187 |
| Word Scramble - Animals #1 | 0 | - | 4.36 | 138,146 |
| Animal Sounds | 0 | - | 4.26 | 191,790 |
| Animals of Australia | 0 | - | 4.52 | 42,356 |
| Word Scramble - Animals #2 | 0 | - | 4.39 | 52,486 |
| "Big Five" African Game Animals | 0 | - | 4.22 | 47,403 |
| Word Scramble - Random Animals | 0 | - | 4.41 | 49,250 |
| Animal Emojis | 0 | - | 4.74 | 84,775 |
| Fish by Picture #1 | 0 | - | 4.41 | 108,621 |
| Animals A-Z by Picture | 0 | - | 4.08 | 66,576 |
| Mammals by Picture #3 | 0 | - | 4.39 | 62,240 |
| Mammals by Picture #4 | 0 | - | 4.03 | 34,188 |
| Birds by Picture #1 | 0 | - | 4.47 | 41,769 |
| Mammals by Picture #2 | 0 | - | 4.28 | 58,325 |
| Birds in the Answer | 0 | - | 4.56 | 52,864 |
| North American Bird-Named Teams | 0 | - | 4.44 | 67,911 |
| U.S. Cities with Landforms in The Name | 0 | - | 4.27 | 70,816 |
| Atlantic Ocean General Knowledge | 0 | - | 4.74 | 21,255 |
| Indian Ocean General Knowledge | 0 | - | 4.52 | 22,249 |
| Bodies of Water by Cities | 0 | - | 4.77 | 28,645 |
| Biggest Lakes in the World | 0 | - | 4.63 | 89,712 |
| Great Lakes Quiz | 0 | - | 4.80 | 50,460 |
| Famous Rivers | 0 | - | 4.75 | 105,044 |
| City to River #1 | 0 | - | 4.59 | 35,860 |
| Most Populous River Basins | 0 | - | 4.55 | 39,740 |
| Rivers that Flow through the Most Countries | 0 | - | 4.53 | 40,380 |
| Seas that Touch the Most Countries | 0 | - | 4.63 | 96,889 |
| Countries Bordering the Four Color Seas | 0 | - | 4.92 | 23,127 |
| Flowers by Picture | 0 | - | 4.46 | 105,720 |
| Animal Idioms Quiz #1 | 0 | - | 4.33 | 43,091 |
| Animal Idioms Quiz #2 | 0 | - | 4.33 | 43,642 |
| Birds by Picture #2 | 0 | - | 4.33 | 36,476 |
| Birds by Picture #3 | 0 | - | 4.24 | 33,284 |
| Dog Knowledge | 0 | - | 4.46 | 34,440 |
| Landforms by Description Quiz | 0 | - | 4.33 | 26,024 |
| Gulfs and Bays on the World Map | 0 | - | 4.62 | 30,287 |
| Famous Lakes Quiz | 0 | - | 4.52 | 24,024 |
| Cities on a Map of the Great Lakes | 0 | - | 4.41 | 44,586 |
| Rivers by City | 0 | - | 4.38 | 31,737 |
| City to River #2 - Difficult | 0 | - | 4.64 | 26,094 |
| Largest Rivers by Discharge | 0 | - | 4.54 | 16,032 |
| Countries with the Longest Coastlines | 0 | - | 4.80 | 413,315 |
| Countries with the Longest Coastline Bordering Each Other | 0 | - | 4.89 | 29,009 |
| Plants by Picture | 0 | - | 4.24 | 14,472 |
| Trees in the Answer | 0 | - | 4.25 | 45,871 |
| Bear in the Answers | 0 | - | 4.29 | 62,079 |
| Movies with Animals in the Title #1 | 0 | - | 4.20 | 183,800 |
| Songs with Animals in the Title #1 | 0 | - | 4.36 | 129,446 |
| Movies with Animals in the Title #2 | 0 | - | 4.28 | 108,597 |
| People with Animal Names #1 | 0 | - | 3.97 | 42,561 |
| Cartoon Catchphrases Quiz | 0 | - | 4.20 | 69,840 |
| Books with Animals in the Title #1 | 0 | - | 4.41 | 74,616 |
| Animal Group Names | 0 | - | 4.07 | 23,221 |
| Largest Land Animals of Africa | 0 | - | 4.36 | 12,768 |
| Sea Creatures by Picture | 0 | - | 4.27 | 17,743 |
| Most Popular Dog Breeds in the U.S. | 0 | - | 4.16 | 113,028 |
| Birds A-Z | 0 | - | 4.24 | 36,551 |
| Biggest City by River | 0 | - | 4.38 | 52,878 |
| Big Cats | 0 | - | 3.91 | 67,828 |
| Sayings About Animals #1 | 0 | - | 4.35 | 107,955 |
| Disney Animals | 0 | - | 4.27 | 240,065 |
| People with Animal Names Quiz #2 | 0 | - | 3.77 | 26,995 |
| Sayings About Animals #4 | 0 | - | 4.21 | 42,145 |
| Largest Land Animals of Asia | 0 | - | 3.64 | 8,311 |
| Fish by Picture #2 | 0 | - | 4.07 | 18,604 |
| Famous Dogs | 0 | - | 4.02 | 27,992 |
| Fictional Birds by Picture | 0 | - | 4.29 | 26,139 |
| 3 and 4 Letter Birds | 0 | - | 4.25 | 23,823 |
| Turkey (The Bird) | 0 | - | 4.15 | 12,415 |
| Horse Vocabulary | 0 | - | 4.23 | 22,756 |
| Rivers on Borders | 0 | - | 4.02 | 22,706 |
| 3 and 4 Letter Trees | 0 | - | 4.21 | 17,262 |
| Famous Cats | 0 | - | 4.08 | 18,062 |
| Sayings About Animals #2 | 0 | - | 3.96 | 85,805 |
| Sayings About Animals #3 | 0 | - | 3.91 | 77,300 |
| Books with Animals in the Title #2 | 0 | - | 4.23 | 18,071 |
| Brand-Name Animals | 0 | - | 4.16 | 74,557 |
| Dog Breed Picture Quiz | 0 | - | 4.34 | 206,311 |
| Dog in the Answers | 0 | - | 4.16 | 68,711 |
| Rivers A-Z | 0 | - | 4.35 | 32,793 |
| Songs with Animals in the Title #2 | 0 | - | 3.90 | 28,002 |
| Famous Pets | 0 | - | 3.98 | 30,452 |
| Countries With The Most Bird Species | 0 | - | 4.93 | 33,003 |
| Countries With Two or More Bear Species | 0 | - | 4.90 | 22,788 |
| National Animals | 0 | - | 4.24 | 89,746 |
| Countries with Wild Tigers | 0 | - | 4.96 | 136,941 |
| Countries with Wild Penguins | 0 | - | 4.94 | 100,266 |
| Countries with More Cows than People | 0 | - | 4.45 | 61,414 |
