| Animal Varieties #1 | 0 | - | 4.48 | 92,513 |
| A Whale of a Quiz | 0 | - | 4.41 | 35,998 |
| Animal Varieties #3 | 0 | - | 4.53 | 55,159 |
| Animal Varieties #2 | 0 | - | 4.40 | 66,471 |
| Deadly Animals | 0 | - | 4.03 | 109,976 |
| Famous Animals #1 | 0 | - | 4.03 | 238,922 |
| Famous Animals #2 | 0 | - | 4.02 | 57,351 |
| Famous Animals Quiz #3 | 0 | - | 4.24 | 43,169 |
| Animal Facts | 0 | - | 4.15 | 42,925 |
| Cat Knowledge | 0 | - | 4.49 | 25,740 |
| Cow Knowledge | 0 | - | 4.46 | 24,192 |
| Elephant Knowledge | 0 | - | 4.41 | 23,914 |
| Human Taxonomy | 0 | - | 4.68 | 18,875 |
| Types of Bears | 0 | - | 4.51 | 143,152 |
| Bear Knowledge | 0 | - | 4.54 | 35,006 |
| Multiple Choice Animal Quiz #1 | 0 | - | 4.50 | 56,018 |
| Pack Animals | 0 | - | 4.23 | 10,340 |
| Lion Trivia | 0 | - | 4.19 | 16,375 |
| Mammal Knowledge #1 | 0 | - | 4.20 | 19,614 |
| Mammal Knowledge #2 | 0 | - | 4.13 | 18,462 |
| Insect Knowledge #1 | 0 | - | 4.38 | 12,311 |
| Insect Knowledge #2 | 0 | - | 4.21 | 8,927 |
| Words Containing Animals #1 | 0 | - | 4.21 | 43,424 |
| Words Containing Animals #2 | 0 | - | 4.07 | 34,375 |
| Name that Bug | 0 | - | 4.12 | 45,471 |
| Bird in the Answers | 0 | - | 4.10 | 33,338 |
| Bird Knowledge #2 | 0 | - | 4.42 | 14,119 |
| Horse Knowledge | 0 | - | 4.45 | 23,964 |
| Snake Knowledge | 0 | - | 4.49 | 18,750 |
| French Animal Words | 0 | - | 4.44 | 133,895 |
| Spanish Animal Words | 0 | - | 4.53 | 95,457 |
| North American Cat-Named Sports Teams | 0 | - | 4.43 | 33,556 |
| Animals: No Vowels #1 | 0 | - | 4.57 | 63,694 |
| Words that are Animals | 0 | - | 3.88 | 41,425 |
| Extinct Animals | 0 | - | 4.18 | 27,429 |
| Animals A-Z #1 | 0 | - | 4.41 | 92,921 |
| Primate Knowledge | 0 | - | 4.17 | 15,276 |
| Reptile Picture Quiz | 0 | - | 4.32 | 14,245 |
| Earliest Domestication of Animals | 0 | - | 4.33 | 28,218 |
| Animals in the News | 0 | - | 4.37 | 26,735 |
| Multiple Choice Animal Quiz #2 | 0 | - | 4.21 | 15,406 |
| Animals: No Vowels #2 | 0 | - | 4.57 | 21,669 |
| Largest Types of Birds | 0 | - | 4.19 | 26,911 |
| Bird Knowledge #1 | 0 | - | 4.33 | 15,700 |
| Fish Knowledge | 0 | - | 4.38 | 25,528 |
| Animals that Start with L | 0 | - | 4.47 | 101,598 |
| Animals that Start with P | 0 | - | 4.45 | 85,860 |
| Animals that Start with S | 0 | - | 4.49 | 87,036 |
| Megadiverse Countries | 0 | - | 4.97 | 134,145 |
| Tectonic Plates Map Quiz | 0 | - | 4.99 | 80,666 |
| Fictional Animals #1 | 0 | - | 4.06 | 46,369 |
| Mammals in the Answer | 0 | - | 4.35 | 29,926 |
| Three Letter Animals Quiz | 0 | - | 3.97 | 300,482 |
| Animals A-Z #2 | 0 | - | 4.12 | 66,114 |
| Word Puzzles - Animals #1 | 0 | - | 4.37 | 28,542 |
| Word Puzzles - Animals #2 | 0 | - | 4.20 | 24,789 |
| Animal Decoder | 0 | - | 4.06 | 15,477 |
| Largest Land Animals of the Americas | 0 | - | 4.38 | 20,209 |
| Fish... or Not a Fish? | 0 | - | 4.39 | 43,262 |
| The Shark Quiz!! | 0 | - | 4.25 | 24,635 |
| Animals that Start with A | 0 | - | 4.26 | 111,690 |
| Animals that Start with B | 0 | - | 4.31 | 113,392 |
| Animals that Start with C | 0 | - | 4.23 | 92,541 |
| Animals that Start with D | 0 | - | 4.25 | 86,666 |
| Animals that Start with E | 0 | - | 4.28 | 73,639 |
| Animals that Start with F | 0 | - | 4.28 | 106,769 |
| Animals that Start with G | 0 | - | 4.25 | 79,879 |
| Animals that Start with K | 0 | - | 4.07 | 66,363 |
| Animals that Start with M | 0 | - | 4.23 | 83,745 |
| Animals that Start with R | 0 | - | 4.27 | 87,141 |
| Animals that Start with T | 0 | - | 4.32 | 91,172 |
| Animals that Start with H | 0 | - | 4.31 | 86,053 |
| Animals that Start with O | 0 | - | 4.27 | 88,360 |
| Animals that Start with W | 0 | - | 4.36 | 46,974 |
| Natural Features of Countries #1 | 0 | - | 4.86 | 83,436 |
| Countries with Fjords | 0 | - | 4.93 | 100,316 |
| Tectonic Plates on a Map | 0 | - | 4.97 | 35,354 |
| Layers of the Earth and Atmosphere | 0 | - | 4.96 | 50,239 |
| Fictional Animals #2 | 0 | - | 3.97 | 36,307 |
| Landforms Fill in the Blank | 0 | - | 4.41 | 91,516 |
| World's Longest Rivers | 0 | - | 4.88 | 121,288 |
| Draw All Country Borders and Borderless Countries | 0 | - | 4.99 | 162,264 |
| Three Letter Mammals Quiz | 0 | - | 3.69 | 11,840 |
| Four Letter Mammals Quiz | 0 | - | 3.83 | 12,519 |
| World's Longest Rivers on a Map | 0 | - | 4.91 | 87,004 |
| Rivers of Europe Quiz | 0 | - | 4.89 | 55,747 |
| Countries With No Rivers | 0 | - | 4.96 | 76,112 |
| Name a Valid Country on Each River | 0 | - | 4.96 | 61,361 |
| Countries That Touch the Baltic Sea | 0 | - | 4.98 | 115,784 |
| North Sea Countries | 0 | - | 4.92 | 86,686 |
| Black Sea Countries | 0 | - | 4.87 | 60,379 |
| Countries That Touch the Red Sea | 0 | - | 4.90 | 65,081 |
| Caspian Sea Countries | 0 | - | 4.90 | 63,163 |
| Seas on the World Map | 0 | - | 4.96 | 134,505 |
| Seas of the World | 0 | - | 5.00 | 154,848 |
| Countries with the Shortest Coastlines | 0 | - | 4.89 | 66,991 |
| Baby, Male and Female Animals | 0 | - | 4.43 | 149,813 |
| Animal Adjectives | 0 | - | 4.77 | 59,869 |
| Animals by Skeleton Image | 0 | - | 4.80 | 46,092 |
| Animals by Close-up Image | 0 | - | 4.42 | 217,103 |
| Aquatic Mammals by Picture | 0 | - | 4.41 | 45,336 |
| Extinct Animals by Picture | 0 | - | 4.49 | 34,990 |
| Mammals by Picture #1 | 0 | - | 4.70 | 91,278 |
| Natural Features of Countries #2 | 0 | - | 4.55 | 37,361 |
| Geologic Time Scale | 0 | - | 4.46 | 9,942 |
| Animals that Start with N | 0 | - | 3.73 | 31,517 |
| Countries Farthest From the Sea | 0 | - | 4.98 | 74,326 |
| Largest Lakes in the United States on a Map | 0 | - | 4.90 | 29,733 |
| Five Countries with the Longest Coastline by Continent | 0 | - | 4.97 | 114,875 |
| American Countries With No Atlantic Coastline | 0 | - | 4.94 | 92,023 |
| Animal Anatomy Quiz | 0 | - | 4.39 | 59,707 |
| Biggest Animals by Category | 0 | - | 4.18 | 72,981 |
| Word Scramble - Animals #1 | 0 | - | 4.36 | 137,712 |
| Animal Sounds | 0 | - | 4.26 | 191,278 |
| Animals of Australia | 0 | - | 4.52 | 42,191 |
| Word Scramble - Animals #2 | 0 | - | 4.39 | 52,286 |
| "Big Five" African Game Animals | 0 | - | 4.22 | 47,252 |
| Word Scramble - Random Animals | 0 | - | 4.41 | 48,960 |
| Animal Emojis | 0 | - | 4.70 | 83,493 |
| Fish by Picture #1 | 0 | - | 4.41 | 108,195 |
| Animals A-Z by Picture | 0 | - | 4.08 | 66,034 |
| Mammals by Picture #3 | 0 | - | 4.39 | 61,852 |
| Mammals by Picture #4 | 0 | - | 4.03 | 33,961 |
| Birds by Picture #1 | 0 | - | 4.47 | 41,247 |
| Mammals by Picture #2 | 0 | - | 4.28 | 57,958 |
| Birds in the Answer | 0 | - | 4.56 | 52,724 |
| North American Bird-Named Teams | 0 | - | 4.43 | 67,670 |
| U.S. Cities with Landforms in The Name | 0 | - | 4.26 | 70,747 |
| Landforms by Description Quiz | 0 | - | 4.33 | 25,985 |
| Atlantic Ocean General Knowledge | 0 | - | 4.74 | 21,180 |
| Indian Ocean General Knowledge | 0 | - | 4.52 | 22,163 |
| Bodies of Water by Cities | 0 | - | 4.77 | 28,490 |
| Biggest Lakes in the World | 0 | - | 4.63 | 89,083 |
| Great Lakes Quiz | 0 | - | 4.78 | 50,161 |
| Famous Rivers | 0 | - | 4.74 | 104,614 |
| City to River #1 | 0 | - | 4.59 | 35,760 |
| Most Populous River Basins | 0 | - | 4.61 | 39,578 |
| Rivers that Flow through the Most Countries | 0 | - | 4.53 | 40,161 |
| Seas that Touch the Most Countries | 0 | - | 4.63 | 96,009 |
| Countries Bordering the Four Color Seas | 0 | - | 4.92 | 22,820 |
| Flowers by Picture | 0 | - | 4.46 | 105,074 |
| Plants by Picture | 0 | - | 4.24 | 14,363 |
| Animal Idioms Quiz #1 | 0 | - | 4.32 | 42,938 |
| Animal Idioms Quiz #2 | 0 | - | 4.33 | 43,497 |
| Birds by Picture #2 | 0 | - | 4.33 | 36,054 |
| Birds by Picture #3 | 0 | - | 4.24 | 32,931 |
| Dog Knowledge | 0 | - | 4.46 | 34,218 |
| Gulfs and Bays on the World Map | 0 | - | 4.61 | 30,069 |
| Famous Lakes Quiz | 0 | - | 4.52 | 23,928 |
| Cities on a Map of the Great Lakes | 0 | - | 4.41 | 44,357 |
| Biggest City by River | 0 | - | 4.41 | 52,717 |
| Rivers by City | 0 | - | 4.38 | 31,656 |
| City to River #2 - Difficult | 0 | - | 4.64 | 25,830 |
| Largest Rivers by Discharge | 0 | - | 4.53 | 15,942 |
| Countries with the Longest Coastlines | 0 | - | 4.80 | 411,566 |
| Countries with the Longest Coastline Bordering Each Other | 0 | - | 4.89 | 28,342 |
| Trees in the Answer | 0 | - | 4.25 | 45,768 |
| Bear in the Answers | 0 | - | 4.29 | 61,663 |
| Movies with Animals in the Title #1 | 0 | - | 4.21 | 183,146 |
| Songs with Animals in the Title #1 | 0 | - | 4.36 | 129,109 |
| Movies with Animals in the Title #2 | 0 | - | 4.28 | 108,077 |
| People with Animal Names #1 | 0 | - | 3.97 | 42,496 |
| Cartoon Catchphrases Quiz | 0 | - | 4.20 | 69,647 |
| Books with Animals in the Title #1 | 0 | - | 4.41 | 74,390 |
| Animal Group Names | 0 | - | 4.06 | 23,123 |
| Largest Land Animals of Africa | 0 | - | 4.36 | 12,704 |
| Sea Creatures by Picture | 0 | - | 4.27 | 17,622 |
| Most Popular Dog Breeds | 0 | - | 4.19 | 110,673 |
| Birds A-Z | 0 | - | 4.24 | 36,398 |
| Sayings About Animals #1 | 0 | - | 4.35 | 107,412 |
| Disney Animals | 0 | - | 4.27 | 238,902 |
| People with Animal Names Quiz #2 | 0 | - | 3.77 | 26,952 |
| Sayings About Animals #4 | 0 | - | 4.21 | 41,957 |
| Largest Land Animals of Asia | 0 | - | 3.62 | 8,264 |
| Fish by Picture #2 | 0 | - | 4.08 | 18,446 |
| Fictional Birds by Picture | 0 | - | 4.29 | 25,928 |
| 3 and 4 Letter Birds | 0 | - | 4.25 | 23,736 |
| Turkey (The Bird) | 0 | - | 4.15 | 12,387 |
| Horse Vocabulary | 0 | - | 4.22 | 22,685 |
| 3 and 4 Letter Trees | 0 | - | 4.21 | 17,200 |
| Big Cats | 0 | - | 3.91 | 67,702 |
| Famous Cats | 0 | - | 4.08 | 17,992 |
| Sayings About Animals #2 | 0 | - | 3.96 | 85,589 |
| Sayings About Animals #3 | 0 | - | 3.91 | 77,142 |
| Books with Animals in the Title #2 | 0 | - | 4.23 | 17,992 |
| Brand-Name Animals | 0 | - | 4.16 | 74,332 |
| Dog in the Answers | 0 | - | 4.16 | 68,394 |
| Famous Dogs | 0 | - | 4.02 | 27,888 |
| Rivers on Borders | 0 | - | 4.02 | 22,649 |
| Rivers A-Z | 0 | - | 4.35 | 32,715 |
| Songs with Animals in the Title #2 | 0 | - | 3.90 | 27,898 |
| Dog Breed Picture Quiz | 0 | - | 4.34 | 205,646 |
| Famous Pets | 0 | - | 3.98 | 30,378 |
| Countries With The Most Bird Species | 0 | - | 4.93 | 32,567 |
| National Animals | 0 | - | 4.24 | 89,205 |
| Countries with Wild Tigers | 0 | - | 4.96 | 135,858 |
| Countries with Wild Penguins | 0 | - | 4.94 | 99,498 |
| Countries with More Cows than People | 0 | - | 4.45 | 60,209 |
| Countries with the Most Sheep | 0 | - | 4.92 | 102,605 |
| Countries with the Most Wild Elephants | 0 | - | 4.63 | 54,713 |
