| Animal Varieties #1 | 0 | - | 4.48 | 92,600 |
| A Whale of a Quiz | 0 | - | 4.41 | 36,024 |
| Animal Varieties #3 | 0 | - | 4.53 | 55,221 |
| Animal Varieties #2 | 0 | - | 4.40 | 66,520 |
| Deadly Animals | 0 | - | 4.03 | 110,035 |
| Famous Animals #1 | 0 | - | 4.03 | 239,025 |
| 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 | 25,757 |
| Cow Knowledge | 0 | - | 4.46 | 24,204 |
| Elephant Knowledge | 0 | - | 4.41 | 23,922 |
| Human Taxonomy | 0 | - | 4.68 | 18,888 |
| Types of Bears | 0 | - | 4.51 | 143,198 |
| Bear Knowledge | 0 | - | 4.54 | 35,026 |
| Multiple Choice Animal Quiz #1 | 0 | - | 4.50 | 56,054 |
| French Animal Words | 0 | - | 4.44 | 134,018 |
| Spanish Animal Words | 0 | - | 4.53 | 95,530 |
| Words Containing Animals #1 | 0 | - | 4.21 | 43,449 |
| Words Containing Animals #2 | 0 | - | 4.07 | 34,395 |
| Name that Bug | 0 | - | 4.12 | 45,495 |
| Pack Animals | 0 | - | 4.23 | 10,348 |
| Lion Trivia | 0 | - | 4.19 | 16,385 |
| 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 |
| North American Cat-Named Sports Teams | 0 | - | 4.43 | 33,593 |
| Animals: No Vowels #1 | 0 | - | 4.56 | 63,805 |
| Bird in the Answers | 0 | - | 4.11 | 33,412 |
| Bird Knowledge #2 | 0 | - | 4.42 | 14,133 |
| Horse Knowledge | 0 | - | 4.45 | 23,984 |
| Animals A-Z #1 | 0 | - | 4.41 | 93,006 |
| Animals that Start with L | 0 | - | 4.47 | 101,672 |
| Animals that Start with P | 0 | - | 4.45 | 85,924 |
| Animals that Start with S | 0 | - | 4.49 | 87,108 |
| Words that are Animals | 0 | - | 3.88 | 41,436 |
| Extinct Animals | 0 | - | 4.19 | 27,447 |
| Primate Knowledge | 0 | - | 4.17 | 15,280 |
| Reptile Picture Quiz | 0 | - | 4.32 | 14,256 |
| Earliest Domestication of Animals | 0 | - | 4.34 | 28,225 |
| Animals in the News | 0 | - | 4.37 | 26,752 |
| Multiple Choice Animal Quiz #2 | 0 | - | 4.21 | 15,416 |
| Animals: No Vowels #2 | 0 | - | 4.53 | 21,812 |
| Largest Types of Birds | 0 | - | 4.19 | 26,928 |
| Bird Knowledge #1 | 0 | - | 4.33 | 15,712 |
| Fish Knowledge | 0 | - | 4.38 | 25,560 |
| Megadiverse Countries | 0 | - | 4.96 | 134,513 |
| Tectonic Plates Map Quiz | 0 | - | 4.99 | 80,820 |
| Fictional Animals #1 | 0 | - | 4.06 | 46,383 |
| Animals A-Z #2 | 0 | - | 4.12 | 66,161 |
| Fish... or Not a Fish? | 0 | - | 4.39 | 43,322 |
| Animals that Start with A | 0 | - | 4.26 | 111,772 |
| Animals that Start with B | 0 | - | 4.31 | 113,474 |
| Animals that Start with C | 0 | - | 4.23 | 92,620 |
| Animals that Start with D | 0 | - | 4.25 | 86,729 |
| Animals that Start with E | 0 | - | 4.28 | 73,693 |
| Animals that Start with F | 0 | - | 4.28 | 106,835 |
| Animals that Start with G | 0 | - | 4.25 | 79,928 |
| Animals that Start with K | 0 | - | 4.07 | 66,404 |
| Animals that Start with M | 0 | - | 4.23 | 83,808 |
| Animals that Start with R | 0 | - | 4.27 | 87,197 |
| Animals that Start with T | 0 | - | 4.32 | 91,246 |
| Animals that Start with H | 0 | - | 4.31 | 86,106 |
| Animals that Start with O | 0 | - | 4.27 | 88,414 |
| Animals that Start with W | 0 | - | 4.36 | 47,014 |
| Mammals in the Answer | 0 | - | 4.35 | 29,936 |
| Three Letter Animals Quiz | 0 | - | 3.96 | 300,598 |
| 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 |
| The Shark Quiz!! | 0 | - | 4.25 | 24,665 |
| Natural Features of Countries #1 | 0 | - | 4.86 | 83,478 |
| Countries with Fjords | 0 | - | 4.93 | 100,422 |
| Tectonic Plates on a Map | 0 | - | 4.97 | 35,432 |
| Layers of the Earth and Atmosphere | 0 | - | 4.96 | 50,293 |
| Fictional Animals #2 | 0 | - | 3.97 | 36,313 |
| World's Longest Rivers | 0 | - | 4.88 | 121,761 |
| Draw All Country Borders and Borderless Countries | 0 | - | 4.99 | 162,644 |
| Landforms Fill in the Blank | 0 | - | 4.41 | 91,568 |
| Three Letter Mammals Quiz | 0 | - | 3.69 | 11,853 |
| Four Letter Mammals Quiz | 0 | - | 3.83 | 12,529 |
| World's Longest Rivers on a Map | 0 | - | 4.91 | 87,130 |
| Rivers of Europe Quiz | 0 | - | 4.89 | 55,839 |
| Countries With No Rivers | 0 | - | 4.96 | 76,183 |
| Name a Valid Country on Each River | 0 | - | 4.96 | 61,463 |
| Countries That Touch the Baltic Sea | 0 | - | 4.98 | 115,811 |
| North Sea Countries | 0 | - | 4.92 | 86,745 |
| Black Sea Countries | 0 | - | 4.87 | 60,404 |
| Countries That Touch the Red Sea | 0 | - | 4.90 | 65,123 |
| Caspian Sea Countries | 0 | - | 4.90 | 63,216 |
| Seas on the World Map | 0 | - | 4.96 | 134,667 |
| Seas of the World | 0 | - | 5.00 | 155,298 |
| Countries with the Shortest Coastlines | 0 | - | 4.89 | 67,014 |
| Baby, Male and Female Animals | 0 | - | 4.43 | 149,967 |
| Animal Adjectives | 0 | - | 4.77 | 59,913 |
| Animals by Skeleton Image | 0 | - | 4.80 | 46,166 |
| Animals by Close-up Image | 0 | - | 4.42 | 217,286 |
| Aquatic Mammals by Picture | 0 | - | 4.41 | 45,419 |
| Extinct Animals by Picture | 0 | - | 4.49 | 35,049 |
| Mammals by Picture #1 | 0 | - | 4.70 | 91,408 |
| Animals that Start with N | 0 | - | 3.73 | 31,549 |
| Natural Features of Countries #2 | 0 | - | 4.55 | 37,378 |
| Geologic Time Scale | 0 | - | 4.46 | 9,964 |
| Countries Farthest From the Sea | 0 | - | 4.98 | 74,395 |
| 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 | 114,988 |
| American Countries With No Atlantic Coastline | 0 | - | 4.94 | 92,105 |
| Animal Anatomy Quiz | 0 | - | 4.39 | 59,733 |
| Biggest Animals by Category | 0 | - | 4.18 | 73,025 |
| Word Scramble - Animals #1 | 0 | - | 4.36 | 137,814 |
| Animal Sounds | 0 | - | 4.26 | 191,380 |
| Animals of Australia | 0 | - | 4.52 | 42,221 |
| Word Scramble - Animals #2 | 0 | - | 4.39 | 52,324 |
| "Big Five" African Game Animals | 0 | - | 4.22 | 47,292 |
| Word Scramble - Random Animals | 0 | - | 4.41 | 49,006 |
| Animal Emojis | 0 | - | 4.73 | 83,690 |
| Fish by Picture #1 | 0 | - | 4.41 | 108,281 |
| Animals A-Z by Picture | 0 | - | 4.08 | 66,142 |
| Mammals by Picture #3 | 0 | - | 4.39 | 61,916 |
| Mammals by Picture #4 | 0 | - | 4.03 | 34,016 |
| Birds by Picture #1 | 0 | - | 4.47 | 41,345 |
| Mammals by Picture #2 | 0 | - | 4.28 | 58,035 |
| Birds in the Answer | 0 | - | 4.56 | 52,746 |
| North American Bird-Named Teams | 0 | - | 4.43 | 67,730 |
| U.S. Cities with Landforms in The Name | 0 | - | 4.26 | 70,756 |
| Atlantic Ocean General Knowledge | 0 | - | 4.74 | 21,193 |
| Indian Ocean General Knowledge | 0 | - | 4.52 | 22,177 |
| Bodies of Water by Cities | 0 | - | 4.77 | 28,514 |
| Biggest Lakes in the World | 0 | - | 4.63 | 89,144 |
| Great Lakes Quiz | 0 | - | 4.78 | 50,223 |
| Famous Rivers | 0 | - | 4.74 | 104,669 |
| City to River #1 | 0 | - | 4.59 | 35,777 |
| Most Populous River Basins | 0 | - | 4.55 | 39,594 |
| Rivers that Flow through the Most Countries | 0 | - | 4.53 | 40,198 |
| Seas that Touch the Most Countries | 0 | - | 4.63 | 96,073 |
| Countries Bordering the Four Color Seas | 0 | - | 4.92 | 22,863 |
| Flowers by Picture | 0 | - | 4.46 | 105,119 |
| Animal Idioms Quiz #1 | 0 | - | 4.32 | 42,973 |
| Animal Idioms Quiz #2 | 0 | - | 4.33 | 43,530 |
| Birds by Picture #2 | 0 | - | 4.33 | 36,131 |
| Birds by Picture #3 | 0 | - | 4.24 | 32,981 |
| Dog Knowledge | 0 | - | 4.46 | 34,259 |
| Landforms by Description Quiz | 0 | - | 4.33 | 25,993 |
| Gulfs and Bays on the World Map | 0 | - | 4.62 | 30,106 |
| Famous Lakes Quiz | 0 | - | 4.52 | 23,951 |
| Cities on a Map of the Great Lakes | 0 | - | 4.41 | 44,399 |
| Biggest City by River | 0 | - | 4.41 | 52,744 |
| Rivers by City | 0 | - | 4.38 | 31,667 |
| City to River #2 - Difficult | 0 | - | 4.64 | 25,882 |
| Largest Rivers by Discharge | 0 | - | 4.53 | 15,958 |
| Countries with the Longest Coastlines | 0 | - | 4.80 | 411,813 |
| Countries with the Longest Coastline Bordering Each Other | 0 | - | 4.89 | 28,456 |
| Plants by Picture | 0 | - | 4.24 | 14,384 |
| Trees in the Answer | 0 | - | 4.25 | 45,787 |
| Bear in the Answers | 0 | - | 4.29 | 61,713 |
| Movies with Animals in the Title #1 | 0 | - | 4.20 | 183,212 |
| Songs with Animals in the Title #1 | 0 | - | 4.36 | 129,166 |
| Movies with Animals in the Title #2 | 0 | - | 4.28 | 108,124 |
| People with Animal Names #1 | 0 | - | 3.97 | 42,505 |
| Cartoon Catchphrases Quiz | 0 | - | 4.20 | 69,675 |
| Books with Animals in the Title #1 | 0 | - | 4.41 | 74,436 |
| Animal Group Names | 0 | - | 4.06 | 23,141 |
| Largest Land Animals of Africa | 0 | - | 4.36 | 12,718 |
| Sea Creatures by Picture | 0 | - | 4.27 | 17,637 |
| Most Popular Dog Breeds | 0 | - | 4.19 | 110,733 |
| Birds A-Z | 0 | - | 4.24 | 36,436 |
| Big Cats | 0 | - | 3.91 | 67,723 |
| Sayings About Animals #1 | 0 | - | 4.35 | 107,470 |
| Disney Animals | 0 | - | 4.27 | 239,129 |
| 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 | 8,276 |
| Fish by Picture #2 | 0 | - | 4.08 | 18,477 |
| Famous Dogs | 0 | - | 4.02 | 27,903 |
| Fictional Birds by Picture | 0 | - | 4.29 | 25,974 |
| 3 and 4 Letter Birds | 0 | - | 4.25 | 23,751 |
| Turkey (The Bird) | 0 | - | 4.15 | 12,395 |
| Horse Vocabulary | 0 | - | 4.22 | 22,695 |
| Rivers on Borders | 0 | - | 4.02 | 22,658 |
| 3 and 4 Letter Trees | 0 | - | 4.21 | 17,211 |
| Famous Cats | 0 | - | 4.08 | 18,001 |
| Sayings About Animals #2 | 0 | - | 3.96 | 85,623 |
| Sayings About Animals #3 | 0 | - | 3.91 | 77,161 |
| Books with Animals in the Title #2 | 0 | - | 4.23 | 18,004 |
| Brand-Name Animals | 0 | - | 4.16 | 74,375 |
| Dog Breed Picture Quiz | 0 | - | 4.34 | 205,778 |
| Dog in the Answers | 0 | - | 4.16 | 68,430 |
| Rivers A-Z | 0 | - | 4.35 | 32,734 |
| Songs with Animals in the Title #2 | 0 | - | 3.90 | 27,916 |
| Famous Pets | 0 | - | 3.98 | 30,387 |
| Countries With The Most Bird Species | 0 | - | 4.93 | 32,638 |
| Countries With Two or More Bear Species | 0 | - | 4.90 | 22,584 |
| National Animals | 0 | - | 4.24 | 89,275 |
| Countries with Wild Tigers | 0 | - | 4.96 | 135,991 |
| Countries with Wild Penguins | 0 | - | 4.94 | 99,609 |
| Countries with More Cows than People | 0 | - | 4.45 | 60,904 |
| Countries with the Most Sheep | 0 | - | 4.92 | 102,712 |
| Countries with the Most Wild Elephants | 0 | - | 4.63 | 54,758 |
