| Animal Varieties #1 | 0 | - | 4.48 | 92,598 |
| A Whale of a Quiz | 0 | - | 4.41 | 36,023 |
| Animal Varieties #3 | 0 | - | 4.53 | 55,220 |
| Animal Varieties #2 | 0 | - | 4.40 | 66,518 |
| Deadly Animals | 0 | - | 4.03 | 110,034 |
| Famous Animals #1 | 0 | - | 4.03 | 239,020 |
| Famous Animals #2 | 0 | - | 4.02 | 57,376 |
| Famous Animals Quiz #3 | 0 | - | 4.24 | 43,197 |
| Animal Facts | 0 | - | 4.15 | 42,940 |
| Cat Knowledge | 0 | - | 4.48 | 25,756 |
| Cow Knowledge | 0 | - | 4.46 | 24,203 |
| Elephant Knowledge | 0 | - | 4.41 | 23,922 |
| Human Taxonomy | 0 | - | 4.68 | 18,887 |
| Types of Bears | 0 | - | 4.51 | 143,197 |
| Bear Knowledge | 0 | - | 4.54 | 35,022 |
| Multiple Choice Animal Quiz #1 | 0 | - | 4.50 | 56,054 |
| Pack Animals | 0 | - | 4.23 | 10,348 |
| Lion Trivia | 0 | - | 4.19 | 16,384 |
| Mammal Knowledge #1 | 0 | - | 4.20 | 19,623 |
| Mammal Knowledge #2 | 0 | - | 4.13 | 18,471 |
| Insect Knowledge #1 | 0 | - | 4.38 | 12,329 |
| Insect Knowledge #2 | 0 | - | 4.21 | 8,931 |
| Words Containing Animals #1 | 0 | - | 4.21 | 43,446 |
| Words Containing Animals #2 | 0 | - | 4.07 | 34,395 |
| Name that Bug | 0 | - | 4.12 | 45,493 |
| Bird in the Answers | 0 | - | 4.10 | 33,406 |
| Bird Knowledge #2 | 0 | - | 4.42 | 14,132 |
| Horse Knowledge | 0 | - | 4.45 | 23,982 |
| Snake Knowledge | 0 | - | 4.49 | 18,764 |
| French Animal Words | 0 | - | 4.44 | 134,012 |
| Spanish Animal Words | 0 | - | 4.53 | 95,524 |
| North American Cat-Named Sports Teams | 0 | - | 4.43 | 33,590 |
| Animals: No Vowels #1 | 0 | - | 4.56 | 63,802 |
| Words that are Animals | 0 | - | 3.88 | 41,435 |
| Extinct Animals | 0 | - | 4.19 | 27,446 |
| Animals A-Z #1 | 0 | - | 4.41 | 93,004 |
| Primate Knowledge | 0 | - | 4.17 | 15,279 |
| Reptile Picture Quiz | 0 | - | 4.32 | 14,256 |
| Earliest Domestication of Animals | 0 | - | 4.34 | 28,225 |
| Animals in the News | 0 | - | 4.37 | 26,751 |
| Multiple Choice Animal Quiz #2 | 0 | - | 4.21 | 15,416 |
| Animals: No Vowels #2 | 0 | - | 4.53 | 21,806 |
| Largest Types of Birds | 0 | - | 4.19 | 26,928 |
| Bird Knowledge #1 | 0 | - | 4.33 | 15,711 |
| Fish Knowledge | 0 | - | 4.38 | 25,558 |
| Animals that Start with L | 0 | - | 4.47 | 101,667 |
| Animals that Start with P | 0 | - | 4.45 | 85,919 |
| Animals that Start with S | 0 | - | 4.49 | 87,104 |
| Megadiverse Countries | 0 | - | 4.96 | 134,509 |
| Tectonic Plates Map Quiz | 0 | - | 4.99 | 80,815 |
| Fictional Animals #1 | 0 | - | 4.06 | 46,383 |
| Mammals in the Answer | 0 | - | 4.35 | 29,935 |
| Three Letter Animals Quiz | 0 | - | 3.97 | 300,589 |
| Animals A-Z #2 | 0 | - | 4.12 | 66,159 |
| Word Puzzles - Animals #1 | 0 | - | 4.37 | 28,554 |
| Word Puzzles - Animals #2 | 0 | - | 4.20 | 24,803 |
| Animal Decoder | 0 | - | 4.06 | 15,484 |
| Largest Land Animals of the Americas | 0 | - | 4.38 | 20,217 |
| Fish... or Not a Fish? | 0 | - | 4.39 | 43,322 |
| The Shark Quiz!! | 0 | - | 4.25 | 24,664 |
| Animals that Start with A | 0 | - | 4.26 | 111,766 |
| Animals that Start with B | 0 | - | 4.31 | 113,468 |
| Animals that Start with C | 0 | - | 4.23 | 92,614 |
| Animals that Start with D | 0 | - | 4.25 | 86,724 |
| Animals that Start with E | 0 | - | 4.28 | 73,688 |
| Animals that Start with F | 0 | - | 4.28 | 106,830 |
| Animals that Start with G | 0 | - | 4.25 | 79,922 |
| Animals that Start with K | 0 | - | 4.07 | 66,399 |
| Animals that Start with M | 0 | - | 4.23 | 83,805 |
| Animals that Start with R | 0 | - | 4.27 | 87,188 |
| Animals that Start with T | 0 | - | 4.32 | 91,241 |
| Animals that Start with H | 0 | - | 4.31 | 86,101 |
| Animals that Start with O | 0 | - | 4.27 | 88,410 |
| Animals that Start with W | 0 | - | 4.36 | 47,012 |
| Natural Features of Countries #1 | 0 | - | 4.86 | 83,475 |
| Countries with Fjords | 0 | - | 4.93 | 100,418 |
| Tectonic Plates on a Map | 0 | - | 4.97 | 35,426 |
| Layers of the Earth and Atmosphere | 0 | - | 4.96 | 50,292 |
| Fictional Animals #2 | 0 | - | 3.97 | 36,313 |
| Landforms Fill in the Blank | 0 | - | 4.41 | 91,566 |
| World's Longest Rivers | 0 | - | 4.88 | 121,760 |
| Draw All Country Borders and Borderless Countries | 0 | - | 4.99 | 162,631 |
| Three Letter Mammals Quiz | 0 | - | 3.69 | 11,851 |
| Four Letter Mammals Quiz | 0 | - | 3.83 | 12,529 |
| World's Longest Rivers on a Map | 0 | - | 4.91 | 87,126 |
| Rivers of Europe Quiz | 0 | - | 4.89 | 55,835 |
| Countries With No Rivers | 0 | - | 4.96 | 76,181 |
| Name a Valid Country on Each River | 0 | - | 4.96 | 61,460 |
| Countries That Touch the Baltic Sea | 0 | - | 4.98 | 115,810 |
| North Sea Countries | 0 | - | 4.92 | 86,742 |
| Black Sea Countries | 0 | - | 4.87 | 60,403 |
| Countries That Touch the Red Sea | 0 | - | 4.90 | 65,122 |
| Caspian Sea Countries | 0 | - | 4.90 | 63,211 |
| Seas on the World Map | 0 | - | 4.96 | 134,658 |
| Seas of the World | 0 | - | 5.00 | 155,288 |
| Countries with the Shortest Coastlines | 0 | - | 4.89 | 67,014 |
| Baby, Male and Female Animals | 0 | - | 4.43 | 149,957 |
| Animal Adjectives | 0 | - | 4.77 | 59,910 |
| Animals by Skeleton Image | 0 | - | 4.80 | 46,161 |
| Animals by Close-up Image | 0 | - | 4.42 | 217,280 |
| Aquatic Mammals by Picture | 0 | - | 4.41 | 45,417 |
| Extinct Animals by Picture | 0 | - | 4.49 | 35,045 |
| Mammals by Picture #1 | 0 | - | 4.70 | 91,402 |
| Natural Features of Countries #2 | 0 | - | 4.55 | 37,377 |
| Geologic Time Scale | 0 | - | 4.46 | 9,964 |
| Animals that Start with N | 0 | - | 3.73 | 31,544 |
| Countries Farthest From the Sea | 0 | - | 4.98 | 74,394 |
| Largest Lakes in the United States on a Map | 0 | - | 4.90 | 29,764 |
| Five Countries with the Longest Coastline by Continent | 0 | - | 4.97 | 114,982 |
| American Countries With No Atlantic Coastline | 0 | - | 4.94 | 92,104 |
| Animal Anatomy Quiz | 0 | - | 4.39 | 59,733 |
| Biggest Animals by Category | 0 | - | 4.18 | 73,025 |
| Word Scramble - Animals #1 | 0 | - | 4.36 | 137,810 |
| Animal Sounds | 0 | - | 4.26 | 191,376 |
| Animals of Australia | 0 | - | 4.52 | 42,220 |
| Word Scramble - Animals #2 | 0 | - | 4.39 | 52,321 |
| "Big Five" African Game Animals | 0 | - | 4.22 | 47,291 |
| Word Scramble - Random Animals | 0 | - | 4.41 | 49,005 |
| Animal Emojis | 0 | - | 4.73 | 83,684 |
| Fish by Picture #1 | 0 | - | 4.41 | 108,277 |
| Animals A-Z by Picture | 0 | - | 4.08 | 66,135 |
| Mammals by Picture #3 | 0 | - | 4.39 | 61,914 |
| Mammals by Picture #4 | 0 | - | 4.03 | 34,015 |
| Birds by Picture #1 | 0 | - | 4.47 | 41,343 |
| Mammals by Picture #2 | 0 | - | 4.28 | 58,035 |
| Birds in the Answer | 0 | - | 4.56 | 52,744 |
| North American Bird-Named Teams | 0 | - | 4.43 | 67,728 |
| U.S. Cities with Landforms in The Name | 0 | - | 4.26 | 70,755 |
| Landforms by Description Quiz | 0 | - | 4.33 | 25,992 |
| Atlantic Ocean General Knowledge | 0 | - | 4.74 | 21,193 |
| Indian Ocean General Knowledge | 0 | - | 4.52 | 22,176 |
| Bodies of Water by Cities | 0 | - | 4.77 | 28,513 |
| Biggest Lakes in the World | 0 | - | 4.63 | 89,144 |
| Great Lakes Quiz | 0 | - | 4.78 | 50,221 |
| Famous Rivers | 0 | - | 4.74 | 104,667 |
| City to River #1 | 0 | - | 4.59 | 35,776 |
| Most Populous River Basins | 0 | - | 4.55 | 39,593 |
| Rivers that Flow through the Most Countries | 0 | - | 4.53 | 40,197 |
| Seas that Touch the Most Countries | 0 | - | 4.63 | 96,072 |
| Countries Bordering the Four Color Seas | 0 | - | 4.92 | 22,860 |
| Flowers by Picture | 0 | - | 4.46 | 105,116 |
| Plants by Picture | 0 | - | 4.24 | 14,383 |
| Animal Idioms Quiz #1 | 0 | - | 4.32 | 42,971 |
| Animal Idioms Quiz #2 | 0 | - | 4.33 | 43,528 |
| Birds by Picture #2 | 0 | - | 4.33 | 36,128 |
| Birds by Picture #3 | 0 | - | 4.24 | 32,976 |
| Dog Knowledge | 0 | - | 4.46 | 34,257 |
| Gulfs and Bays on the World Map | 0 | - | 4.61 | 30,103 |
| Famous Lakes Quiz | 0 | - | 4.52 | 23,950 |
| Cities on a Map of the Great Lakes | 0 | - | 4.41 | 44,395 |
| Biggest City by River | 0 | - | 4.41 | 52,743 |
| Rivers by City | 0 | - | 4.38 | 31,666 |
| City to River #2 - Difficult | 0 | - | 4.64 | 25,881 |
| Largest Rivers by Discharge | 0 | - | 4.53 | 15,957 |
| Countries with the Longest Coastlines | 0 | - | 4.80 | 411,804 |
| Countries with the Longest Coastline Bordering Each Other | 0 | - | 4.89 | 28,451 |
| Trees in the Answer | 0 | - | 4.25 | 45,787 |
| Bear in the Answers | 0 | - | 4.29 | 61,708 |
| Movies with Animals in the Title #1 | 0 | - | 4.21 | 183,212 |
| Songs with Animals in the Title #1 | 0 | - | 4.36 | 129,165 |
| Movies with Animals in the Title #2 | 0 | - | 4.28 | 108,122 |
| People with Animal Names #1 | 0 | - | 3.97 | 42,504 |
| Cartoon Catchphrases Quiz | 0 | - | 4.20 | 69,675 |
| Books with Animals in the Title #1 | 0 | - | 4.41 | 74,435 |
| Animal Group Names | 0 | - | 4.06 | 23,141 |
| Largest Land Animals of Africa | 0 | - | 4.36 | 12,717 |
| Sea Creatures by Picture | 0 | - | 4.27 | 17,637 |
| Most Popular Dog Breeds | 0 | - | 4.19 | 110,728 |
| Birds A-Z | 0 | - | 4.24 | 36,434 |
| Sayings About Animals #1 | 0 | - | 4.35 | 107,467 |
| Disney Animals | 0 | - | 4.27 | 239,121 |
| People with Animal Names Quiz #2 | 0 | - | 3.77 | 26,962 |
| Sayings About Animals #4 | 0 | - | 4.21 | 41,986 |
| Largest Land Animals of Asia | 0 | - | 3.62 | 8,275 |
| Fish by Picture #2 | 0 | - | 4.08 | 18,474 |
| Fictional Birds by Picture | 0 | - | 4.29 | 25,973 |
| 3 and 4 Letter Birds | 0 | - | 4.25 | 23,751 |
| Turkey (The Bird) | 0 | - | 4.15 | 12,394 |
| Horse Vocabulary | 0 | - | 4.22 | 22,695 |
| 3 and 4 Letter Trees | 0 | - | 4.21 | 17,209 |
| Big Cats | 0 | - | 3.91 | 67,723 |
| Famous Cats | 0 | - | 4.08 | 17,998 |
| Sayings About Animals #2 | 0 | - | 3.96 | 85,622 |
| Sayings About Animals #3 | 0 | - | 3.91 | 77,160 |
| Books with Animals in the Title #2 | 0 | - | 4.23 | 18,004 |
| Brand-Name Animals | 0 | - | 4.16 | 74,374 |
| Dog in the Answers | 0 | - | 4.16 | 68,428 |
| Famous Dogs | 0 | - | 4.02 | 27,902 |
| Rivers on Borders | 0 | - | 4.02 | 22,658 |
| Rivers A-Z | 0 | - | 4.35 | 32,734 |
| Songs with Animals in the Title #2 | 0 | - | 3.90 | 27,916 |
| Dog Breed Picture Quiz | 0 | - | 4.34 | 205,772 |
| Famous Pets | 0 | - | 3.98 | 30,387 |
| Countries With The Most Bird Species | 0 | - | 4.93 | 32,635 |
| Countries With Two or More Bear Species | 0 | - | 4.90 | 22,580 |
| National Animals | 0 | - | 4.24 | 89,254 |
| Countries with Wild Tigers | 0 | - | 4.96 | 135,985 |
| Countries with Wild Penguins | 0 | - | 4.94 | 99,605 |
| Countries with More Cows than People | 0 | - | 4.45 | 60,884 |
| Countries with the Most Sheep | 0 | - | 4.92 | 102,711 |
