| Animal Varieties Quiz #1 | 0 | - | 4.48 | 92,379 |
| A Whale of a Quiz | 0 | - | 4.41 | 35,958 |
| Animal Varieties #3 | 0 | - | 4.53 | 55,071 |
| Fish Knowledge | 0 | - | 4.38 | 25,483 |
| Animal Varieties #2 | 0 | - | 4.40 | 66,396 |
| Deadly Animals | 0 | - | 4.03 | 109,868 |
| Famous Animals #1 | 0 | - | 4.03 | 238,785 |
| Famous Animals #2 | 0 | - | 4.02 | 57,316 |
| Famous Animals Quiz #3 | 0 | - | 4.24 | 43,142 |
| Animal Facts | 0 | - | 4.15 | 42,902 |
| Cat Knowledge | 0 | - | 4.49 | 25,715 |
| Cow Knowledge | 0 | - | 4.46 | 24,162 |
| Elephant Knowledge | 0 | - | 4.41 | 23,897 |
| Human Taxonomy | 0 | - | 4.68 | 18,834 |
| Types of Bears | 0 | - | 4.51 | 143,072 |
| Bear Knowledge | 0 | - | 4.54 | 34,977 |
| Multiple Choice Animal Quiz #1 | 0 | - | 4.50 | 55,965 |
| Fish... or Not a Fish? | 0 | - | 4.39 | 43,188 |
| The Shark Quiz!! | 0 | - | 4.25 | 24,599 |
| French Animal Words | 0 | - | 4.44 | 133,623 |
| Spanish Animal Words | 0 | - | 4.53 | 95,349 |
| Words Containing Animals #1 | 0 | - | 4.21 | 43,375 |
| Words Containing Animals #2 | 0 | - | 4.07 | 34,346 |
| Name that Bug | 0 | - | 4.12 | 45,438 |
| Pack Animals | 0 | - | 4.23 | 10,330 |
| Lion Trivia | 0 | - | 4.19 | 16,364 |
| Mammal Knowledge #1 | 0 | - | 4.20 | 19,593 |
| Mammal Knowledge #2 | 0 | - | 4.13 | 18,439 |
| Insect Knowledge #1 | 0 | - | 4.38 | 12,298 |
| Insect Knowledge #2 | 0 | - | 4.21 | 8,907 |
| North American Cat-Named Sports Teams | 0 | - | 4.43 | 33,501 |
| Animals: No Vowels #1 | 0 | - | 4.57 | 63,544 |
| Bird in the Answers | 0 | - | 4.10 | 33,252 |
| Bird Knowledge #2 | 0 | - | 4.42 | 14,094 |
| Horse Knowledge | 0 | - | 4.45 | 23,935 |
| Snake Knowledge | 0 | - | 4.49 | 18,722 |
| Animals A-Z #1 | 0 | - | 4.41 | 92,780 |
| Animals that Start with L | 0 | - | 4.47 | 101,216 |
| Animals that Start with P | 0 | - | 4.45 | 85,611 |
| Animals that Start with S | 0 | - | 4.49 | 86,773 |
| Words that are Animals | 0 | - | 3.88 | 41,405 |
| Extinct Animals | 0 | - | 4.18 | 27,399 |
| Primate Knowledge | 0 | - | 4.17 | 15,263 |
| Reptile Picture Quiz | 0 | - | 4.32 | 14,222 |
| Earliest Domestication of Animals | 0 | - | 4.33 | 28,208 |
| Animals in the News | 0 | - | 4.37 | 26,710 |
| Multiple Choice Animal Quiz #2 | 0 | - | 4.21 | 15,386 |
| Animals: No Vowels #2 | 0 | - | 4.57 | 21,426 |
| Largest Types of Birds | 0 | - | 4.19 | 26,888 |
| Bird Knowledge #1 | 0 | - | 4.33 | 15,678 |
| Megadiverse Countries | 0 | - | 4.97 | 133,859 |
| Tectonic Plates Map Quiz | 0 | - | 4.99 | 80,421 |
| Fictional Animals #1 | 0 | - | 4.06 | 46,333 |
| Animals A-Z #2 | 0 | - | 4.11 | 66,028 |
| Animals that Start with A | 0 | - | 4.26 | 111,196 |
| Animals that Start with B | 0 | - | 4.31 | 112,683 |
| Animals that Start with C | 0 | - | 4.23 | 92,182 |
| Animals that Start with D | 0 | - | 4.25 | 86,109 |
| Animals that Start with E | 0 | - | 4.28 | 73,358 |
| Animals that Start with F | 0 | - | 4.28 | 106,485 |
| Animals that Start with G | 0 | - | 4.25 | 79,646 |
| Animals that Start with K | 0 | - | 4.06 | 66,162 |
| Animals that Start with M | 0 | - | 4.24 | 83,533 |
| Animals that Start with R | 0 | - | 4.27 | 86,600 |
| Animals that Start with T | 0 | - | 4.32 | 90,614 |
| Animals that Start with H | 0 | - | 4.31 | 85,850 |
| Animals that Start with O | 0 | - | 4.27 | 88,191 |
| Animals that Start with W | 0 | - | 4.35 | 46,815 |
| Mammals in the Answer | 0 | - | 4.35 | 29,917 |
| Three Letter Animals Quiz | 0 | - | 3.97 | 300,296 |
| Word Puzzles - Animals #1 | 0 | - | 4.37 | 28,513 |
| Word Puzzles - Animals #2 | 0 | - | 4.20 | 24,757 |
| Animal Decoder | 0 | - | 4.06 | 15,457 |
| Largest Land Animals of the Americas | 0 | - | 4.38 | 20,191 |
| Natural Features of Countries #1 | 0 | - | 4.86 | 83,355 |
| Countries with Fjords | 0 | - | 4.93 | 100,177 |
| Tectonic Plates on a Map | 0 | - | 4.97 | 35,263 |
| Layers of the Earth and Atmosphere | 0 | - | 4.97 | 50,162 |
| Fictional Animals #2 | 0 | - | 3.97 | 36,289 |
| World's Longest Rivers | 0 | - | 4.87 | 121,010 |
| Draw All Country Borders and Borderless Countries | 0 | - | 4.99 | 161,693 |
| Landforms Fill in the Blank | 0 | - | 4.41 | 91,420 |
| Three Letter Mammals Quiz | 0 | - | 3.69 | 11,828 |
| Four Letter Mammals Quiz | 0 | - | 3.83 | 12,504 |
| World's Longest Rivers on a Map | 0 | - | 4.91 | 86,821 |
| Rivers of Europe Quiz | 0 | - | 4.89 | 55,574 |
| Countries With No Rivers | 0 | - | 4.96 | 76,008 |
| Name a Valid Country on Each River | 0 | - | 4.96 | 61,210 |
| Countries That Touch the Baltic Sea | 0 | - | 4.98 | 115,733 |
| North Sea Countries | 0 | - | 4.92 | 86,584 |
| Black Sea Countries | 0 | - | 4.87 | 60,324 |
| Countries That Touch the Red Sea | 0 | - | 4.90 | 65,007 |
| Caspian Sea Countries | 0 | - | 4.90 | 63,091 |
| Seas on the World Map | 0 | - | 4.96 | 133,764 |
| Seas of the World | 0 | - | 5.00 | 154,222 |
| Countries with the Shortest Coastlines | 0 | - | 4.89 | 66,940 |
| Baby, Male and Female Animals | 0 | - | 4.43 | 149,584 |
| Animal Adjectives | 0 | - | 4.77 | 59,818 |
| Animals by Skeleton Image | 0 | - | 4.80 | 45,946 |
| Animals by Close-up Image | 0 | - | 4.42 | 216,533 |
| Aquatic Mammals by Picture | 0 | - | 4.41 | 45,209 |
| Extinct Animals by Picture | 0 | - | 4.49 | 34,897 |
| Mammals by Picture #1 | 0 | - | 4.70 | 91,070 |
| Animals that Start with N | 0 | - | 3.73 | 31,345 |
| Natural Features of Countries #2 | 0 | - | 4.55 | 37,329 |
| Geologic Time Scale | 0 | - | 4.46 | 9,916 |
| Countries Farthest From the Sea | 0 | - | 4.98 | 74,205 |
| Largest Lakes in the United States on a Map | 0 | - | 4.90 | 29,670 |
| Five Countries with the Longest Coastline by Continent | 0 | - | 4.97 | 114,665 |
| American Countries With No Atlantic Coastline | 0 | - | 4.94 | 91,867 |
| Animal Anatomy Quiz | 0 | - | 4.38 | 59,638 |
| Biggest Animals by Category | 0 | - | 4.18 | 72,927 |
| Word Scramble - Animals #1 | 0 | - | 4.36 | 137,596 |
| Animal Sounds | 0 | - | 4.26 | 191,131 |
| Animals of Australia | 0 | - | 4.52 | 42,140 |
| Word Scramble - Animals #2 | 0 | - | 4.39 | 52,241 |
| "Big Five" African Game Animals | 0 | - | 4.22 | 47,198 |
| Word Scramble - Random Animals | 0 | - | 4.41 | 48,884 |
| Animal Emojis | 0 | - | 4.69 | 83,266 |
| Fish by Picture #1 | 0 | - | 4.41 | 108,051 |
| Animals A-Z by Picture | 0 | - | 4.08 | 65,861 |
| Mammals by Picture #3 | 0 | - | 4.39 | 61,749 |
| Mammals by Picture #4 | 0 | - | 4.03 | 33,885 |
| Birds by Picture #1 | 0 | - | 4.47 | 41,075 |
| Mammals by Picture #2 | 0 | - | 4.28 | 57,834 |
| Birds in the Answer | 0 | - | 4.56 | 52,690 |
| North American Bird-Named Teams | 0 | - | 4.43 | 67,605 |
| U.S. Cities with Landforms in The Name | 0 | - | 4.26 | 70,730 |
| Atlantic Ocean General Knowledge | 0 | - | 4.74 | 21,149 |
| Indian Ocean General Knowledge | 0 | - | 4.52 | 22,140 |
| Bodies of Water by Cities | 0 | - | 4.77 | 28,446 |
| Biggest Lakes in the World | 0 | - | 4.62 | 88,976 |
| Great Lakes Quiz | 0 | - | 4.78 | 50,095 |
| Famous Rivers | 0 | - | 4.74 | 104,490 |
| City to River #1 | 0 | - | 4.59 | 35,743 |
| Most Populous River Basins | 0 | - | 4.61 | 39,536 |
| Rivers that Flow through the Most Countries | 0 | - | 4.53 | 40,105 |
| Seas that Touch the Most Countries | 0 | - | 4.63 | 95,909 |
| Countries Bordering the Four Color Seas | 0 | - | 4.92 | 22,737 |
| Flowers by Picture | 0 | - | 4.46 | 104,998 |
| Animal Idioms Quiz #1 | 0 | - | 4.32 | 42,892 |
| Animal Idioms Quiz #2 | 0 | - | 4.33 | 43,457 |
| Birds by Picture #2 | 0 | - | 4.33 | 35,921 |
| Birds by Picture #3 | 0 | - | 4.24 | 32,818 |
| Dog Knowledge | 0 | - | 4.46 | 34,163 |
| Landforms by Description Quiz | 0 | - | 4.33 | 25,978 |
| Gulfs and Bays on the World Map | 0 | - | 4.62 | 29,982 |
| Famous Lakes Quiz | 0 | - | 4.52 | 23,909 |
| Cities on a Map of the Great Lakes | 0 | - | 4.41 | 44,303 |
| Biggest City by River | 0 | - | 4.41 | 52,689 |
| Rivers by City | 0 | - | 4.38 | 31,626 |
| City to River #2 - Difficult | 0 | - | 4.63 | 25,763 |
| Largest Rivers by Discharge | 0 | - | 4.53 | 15,918 |
| Countries with the Longest Coastlines | 0 | - | 4.81 | 411,097 |
| Countries with the Longest Coastline Bordering Each Other | 0 | - | 4.89 | 28,162 |
| Plants by Picture | 0 | - | 4.24 | 14,332 |
| Trees in the Answer | 0 | - | 4.25 | 45,729 |
| Movies with Animals in the Title #1 | 0 | - | 4.21 | 183,016 |
| Songs with Animals in the Title #1 | 0 | - | 4.36 | 128,997 |
| Movies with Animals in the Title #2 | 0 | - | 4.28 | 107,987 |
| People with Animal Names #1 | 0 | - | 3.97 | 42,463 |
| Cartoon Catchphrases Quiz | 0 | - | 4.20 | 69,620 |
| Books with Animals in the Title #1 | 0 | - | 4.41 | 74,255 |
| Animal Group Names | 0 | - | 4.06 | 23,098 |
| Largest Land Animals of Africa | 0 | - | 4.36 | 12,685 |
| Sea Creatures by Picture | 0 | - | 4.27 | 17,584 |
| Most Popular Dog Breeds | 0 | - | 4.19 | 110,541 |
| Birds A-Z | 0 | - | 4.24 | 36,333 |
| Bear in the Answers | 0 | - | 4.29 | 61,591 |
| Big Cats | 0 | - | 3.91 | 67,668 |
| Sayings About Animals #1 | 0 | - | 4.35 | 107,348 |
| Disney Animals | 0 | - | 4.27 | 238,544 |
| People with Animal Names Quiz #2 | 0 | - | 3.77 | 26,941 |
| Sayings About Animals #4 | 0 | - | 4.21 | 41,923 |
| Largest Land Animals of Asia | 0 | - | 3.62 | 8,252 |
| Fish by Picture #2 | 0 | - | 4.08 | 18,388 |
| Famous Dogs | 0 | - | 4.02 | 27,871 |
| Fictional Birds by Picture | 0 | - | 4.29 | 25,864 |
| 3 and 4 Letter Birds | 0 | - | 4.25 | 23,712 |
| Turkey (The Bird) | 0 | - | 4.15 | 12,381 |
| Horse Vocabulary | 0 | - | 4.22 | 22,667 |
| Rivers on Borders | 0 | - | 4.02 | 22,634 |
| 3 and 4 Letter Trees | 0 | - | 4.21 | 17,177 |
| Famous Cats | 0 | - | 4.08 | 17,972 |
| Sayings About Animals #2 | 0 | - | 3.96 | 85,549 |
| Sayings About Animals #3 | 0 | - | 3.91 | 77,118 |
| Books with Animals in the Title #2 | 0 | - | 4.23 | 17,972 |
| Brand-Name Animals | 0 | - | 4.16 | 74,259 |
| Dog Breed Picture Quiz | 0 | - | 4.34 | 205,464 |
| Dog in the Answers | 0 | - | 4.16 | 68,335 |
| Rivers A-Z | 0 | - | 4.35 | 32,675 |
| Songs with Animals in the Title #2 | 0 | - | 3.90 | 27,872 |
| Famous Pets | 0 | - | 3.98 | 30,357 |
| Countries With The Most Bird Species | 0 | - | 4.92 | 32,321 |
| National Animals | 0 | - | 4.24 | 89,133 |
| Countries with Wild Tigers | 0 | - | 4.96 | 135,575 |
| Countries with Wild Penguins | 0 | - | 4.94 | 99,283 |
| Countries with More Cows than People | 0 | - | 4.43 | 54,607 |
| Countries with the Most Sheep | 0 | - | 4.92 | 102,364 |
| Countries with the Most Wild Elephants | 0 | - | 4.63 | 54,603 |
