| Animal Anatomy Quiz | 0 | - | 4.39 | 59,829 |
| Fish... or Not a Fish? | 0 | - | 4.39 | 43,511 |
| Baby, Male and Female Animals | 0 | - | 4.43 | 150,511 |
| Words Containing Animals #1 | 0 | - | 4.21 | 43,529 |
| Words Containing Animals #2 | 0 | - | 4.07 | 34,450 |
| Name that Bug | 0 | - | 4.12 | 45,570 |
| Animal Adjectives | 0 | - | 4.77 | 60,026 |
| North American Cat-Named Sports Teams | 0 | - | 4.43 | 33,693 |
| Animals by Close-up Image | 0 | - | 4.42 | 217,972 |
| Aquatic Mammals by Picture | 0 | - | 4.41 | 45,660 |
| Extinct Animals by Picture | 0 | - | 4.49 | 35,247 |
| Mammals by Picture #1 | 0 | - | 4.70 | 91,858 |
| Bird in the Answers | 0 | - | 4.11 | 33,706 |
| Bird Knowledge #2 | 0 | - | 4.42 | 14,188 |
| Animals A-Z #1 | 0 | - | 4.41 | 93,644 |
| Word Scramble - Random Animals | 0 | - | 4.41 | 49,191 |
| Animal Emojis | 0 | - | 4.74 | 84,632 |
| Fish by Picture #1 | 0 | - | 4.41 | 108,562 |
| Birds in the Answer | 0 | - | 4.56 | 52,846 |
| North American Bird-Named Teams | 0 | - | 4.44 | 67,884 |
| Animals that Start with L | 0 | - | 4.47 | 102,144 |
| Animals that Start with P | 0 | - | 4.45 | 86,171 |
| Animals that Start with S | 0 | - | 4.49 | 87,377 |
| Biggest Animals by Category | 0 | - | 4.18 | 73,150 |
| Word Scramble - Animals #1 | 0 | - | 4.36 | 138,080 |
| Animal Sounds | 0 | - | 4.26 | 191,719 |
| Words that are Animals | 0 | - | 3.88 | 41,470 |
| Extinct Animals | 0 | - | 4.16 | 27,510 |
| Word Scramble - Animals #2 | 0 | - | 4.39 | 52,454 |
| "Big Five" African Game Animals | 0 | - | 4.22 | 47,389 |
| Reptile Picture Quiz | 0 | - | 4.32 | 14,303 |
| Earliest Domestication of Animals | 0 | - | 4.34 | 28,261 |
| Animals in the News | 0 | - | 4.37 | 26,796 |
| Animals A-Z by Picture | 0 | - | 4.08 | 66,482 |
| Mammals by Picture #3 | 0 | - | 4.39 | 62,157 |
| Mammals by Picture #4 | 0 | - | 4.03 | 34,151 |
| Mammals by Picture #2 | 0 | - | 4.28 | 58,267 |
| Largest Types of Birds | 0 | - | 4.19 | 26,977 |
| Bird Knowledge #1 | 0 | - | 4.33 | 15,738 |
| Metals of Antiquity | 0 | - | 4.95 | 93,460 |
| Megadiverse Countries | 0 | - | 4.96 | 134,908 |
| Fictional Animals #1 | 0 | - | 4.06 | 46,422 |
| Animals A-Z #2 | 0 | - | 4.12 | 66,382 |
| Animals that Start with A | 0 | - | 4.26 | 112,131 |
| Animals that Start with B | 0 | - | 4.31 | 113,822 |
| Animals that Start with C | 0 | - | 4.21 | 93,272 |
| Animals that Start with D | 0 | - | 4.25 | 87,009 |
| Animals that Start with E | 0 | - | 4.28 | 73,953 |
| Animals that Start with F | 0 | - | 4.28 | 107,153 |
| Animals that Start with G | 0 | - | 4.25 | 80,186 |
| Animals that Start with K | 0 | - | 4.07 | 66,580 |
| Animals that Start with M | 0 | - | 4.23 | 84,052 |
| Animals that Start with R | 0 | - | 4.27 | 87,423 |
| Animals that Start with T | 0 | - | 4.32 | 91,493 |
| Animals that Start with H | 0 | - | 4.31 | 86,372 |
| Animals that Start with O | 0 | - | 4.27 | 88,618 |
| Animals that Start with W | 0 | - | 4.36 | 47,187 |
| People with Animal Names #1 | 0 | - | 3.97 | 42,549 |
| Animal Varieties #1 | 0 | - | 4.48 | 92,915 |
| Mammals in the Answer | 0 | - | 4.35 | 29,965 |
| Three Letter Animals Quiz | 0 | - | 3.97 | 300,992 |
| Word Puzzles - Animals #1 | 0 | - | 4.37 | 28,651 |
| Word Puzzles - Animals #2 | 0 | - | 4.20 | 24,868 |
| A Whale of a Quiz | 0 | - | 4.41 | 36,092 |
| Countries with Wild Tigers | 0 | - | 4.96 | 136,848 |
| Countries with Wild Penguins | 0 | - | 4.94 | 100,191 |
| Animal Varieties #3 | 0 | - | 4.54 | 55,411 |
| Animal Decoder | 0 | - | 4.06 | 15,539 |
| Animal Group Names | 0 | - | 4.07 | 23,200 |
| Largest Land Animals of the Americas | 0 | - | 4.39 | 20,270 |
| Largest Land Animals of Africa | 0 | - | 4.36 | 12,758 |
| Countries with the Most Venomous Animal Species | 0 | - | 4.87 | 87,214 |
| Sea Creatures by Picture | 0 | - | 4.27 | 17,719 |
| Countries with the Highest Carbon Dioxide Emissions | 0 | - | 4.97 | 109,724 |
| Natural Features of Countries #1 | 0 | - | 4.87 | 83,845 |
| Countries with Fjords | 0 | - | 4.94 | 100,922 |
| Bear in the Answers | 0 | - | 4.29 | 61,999 |
| Fictional Animals #2 | 0 | - | 3.97 | 36,344 |
| Countries with the Most Sheep | 0 | - | 4.92 | 103,276 |
| Fish by Picture #2 | 0 | - | 4.07 | 18,573 |
| Fictional Birds by Picture | 0 | - | 4.29 | 26,116 |
| 3 and 4 Letter Birds | 0 | - | 4.25 | 23,813 |
| Birds A-Z | 0 | - | 4.24 | 36,535 |
| Animals that Start with N | 0 | - | 3.73 | 31,700 |
| Horse Vocabulary | 0 | - | 4.23 | 22,743 |
| Countries Reducing Carbon Dioxide Emissions the Most | 0 | - | 4.89 | 64,668 |
| Countries with the Most Forest | 0 | - | 4.87 | 147,580 |
| Countries with Glaciers | 0 | - | 4.97 | 105,448 |
| Animal Varieties #2 | 0 | - | 4.40 | 66,687 |
| Types of Bears | 0 | - | 4.51 | 143,753 |
| Deadly Animals | 0 | - | 4.03 | 110,610 |
| Famous Animals #1 | 0 | - | 4.03 | 239,695 |
| Famous Animals #2 | 0 | - | 4.02 | 57,510 |
| Famous Animals Quiz #3 | 0 | - | 4.24 | 43,322 |
| Animal Facts | 0 | - | 4.15 | 42,987 |
| Cat Knowledge | 0 | - | 4.48 | 25,803 |
| Bear Knowledge | 0 | - | 4.54 | 35,092 |
| Cow Knowledge | 0 | - | 4.46 | 24,264 |
| Elephant Knowledge | 0 | - | 4.41 | 23,965 |
| Multiple Choice Animal Quiz #1 | 0 | - | 4.50 | 56,196 |
| Human Taxonomy | 0 | - | 4.68 | 18,916 |
| Countries With Two or More Bear Species | 0 | - | 4.90 | 22,768 |
| People with Animal Names Quiz #2 | 0 | - | 3.77 | 26,987 |
| Largest Land Animals of Asia | 0 | - | 3.64 | 8,305 |
| Countries with the Most Wolves | 0 | - | 4.92 | 108,104 |
| Three Letter Mammals Quiz | 0 | - | 3.69 | 11,890 |
| Four Letter Mammals Quiz | 0 | - | 3.83 | 12,563 |
| Countries that Catch the Most Fish | 0 | - | 4.90 | 112,529 |
| Name the Constellations - With a Map | 0 | - | 4.92 | 35,958 |
| Capital Cities by Body of Water | 0 | - | 4.85 | 57,678 |
| Countries With No Rivers | 0 | - | 4.96 | 76,833 |
| Countries That Touch the Baltic Sea | 0 | - | 4.98 | 116,030 |
| North Sea Countries | 0 | - | 4.92 | 87,408 |
| Black Sea Countries | 0 | - | 4.87 | 60,614 |
| Countries That Touch the Red Sea | 0 | - | 4.90 | 65,394 |
| Caspian Sea Countries | 0 | - | 4.90 | 63,494 |
| Countries with the Longest Coastlines | 0 | - | 4.80 | 413,132 |
| Countries with the Shortest Coastlines | 0 | - | 4.89 | 67,239 |
| French Animal Words | 0 | - | 4.44 | 134,489 |
| Spanish Animal Words | 0 | - | 4.53 | 95,745 |
| Pack Animals | 0 | - | 4.18 | 10,385 |
| Lion Trivia | 0 | - | 4.19 | 16,410 |
| Countries with the Most Wild Elephants | 0 | - | 4.63 | 54,986 |
| Animal Populations of Countries | 0 | - | 4.52 | 43,892 |
| Mammal Knowledge #1 | 0 | - | 4.20 | 19,667 |
| Mammal Knowledge #2 | 0 | - | 4.13 | 18,509 |
| Insect Knowledge #1 | 0 | - | 4.38 | 12,389 |
| Insect Knowledge #2 | 0 | - | 4.22 | 8,970 |
| Horse Knowledge | 0 | - | 4.46 | 24,060 |
| Snake Knowledge | 0 | - | 4.49 | 18,820 |
| Top 15 Countries with the Most Cows | 0 | - | 4.74 | 107,038 |
| Rocks and Minerals Picture Quiz | 0 | - | 4.48 | 29,337 |
| Elements by Picture | 0 | - | 4.27 | 69,981 |
| Countries with the Most HIV | 0 | - | 4.46 | 44,457 |
| Countries with the Most Malaria Deaths | 0 | - | 4.45 | 45,309 |
| Natural Features of Countries #2 | 0 | - | 4.55 | 37,525 |
| Countries Farthest From the Sea | 0 | - | 4.98 | 74,718 |
| African Great Lakes | 0 | - | 4.82 | 66,286 |
| Five Countries with the Longest Coastline by Continent | 0 | - | 4.97 | 115,541 |
| Animals of Australia | 0 | - | 4.52 | 42,333 |
| Countries with More Cows than People | 0 | - | 4.45 | 61,348 |
| Countries with Wild Lions | 0 | - | 4.77 | 26,333 |
| Birds by Picture #1 | 0 | - | 4.47 | 41,680 |
| Countries with NO Snakes | 0 | - | 4.51 | 63,588 |
| Where Do Musk Oxen Live? | 0 | - | 4.63 | 15,309 |
| Elements Named for Countries | 0 | - | 4.53 | 24,721 |
| Albert Einstein Trivia | 0 | - | 4.58 | 18,395 |
| Planets By Picture Quiz | 0 | - | 4.49 | 56,873 |
| Organs of the Human Body (with map) | 0 | - | 4.10 | 119,305 |
| Countries with the Most Mangroves | 0 | - | 4.53 | 34,638 |
| Worst Plastic Polluting Countries | 0 | - | 4.51 | 66,555 |
| Least-Forested Countries | 0 | - | 4.53 | 65,218 |
| Tropical Rainforest Countries | 0 | - | 4.69 | 82,100 |
| Northernmost Countries Without Glaciers | 0 | - | 4.62 | 36,149 |
| U.S. Cities with Landforms in The Name | 0 | - | 4.27 | 70,802 |
| African Physical Geography | 0 | - | 4.51 | 31,711 |
| Asian Physical Geography | 0 | - | 4.61 | 35,533 |
| 100 Longest Rivers in Europe - with a Map | 0 | - | 4.94 | 65,477 |
| Countries Bordering the Four Color Seas | 0 | - | 4.92 | 23,089 |
| Top 10 American Countries by Coastline | 0 | - | 4.96 | 88,423 |
| Flowers by Picture | 0 | - | 4.46 | 105,669 |
| Animal Idioms Quiz #1 | 0 | - | 4.32 | 43,068 |
| Animal Idioms Quiz #2 | 0 | - | 4.33 | 43,619 |
| Primate Knowledge | 0 | - | 4.17 | 15,311 |
| Birds by Picture #2 | 0 | - | 4.33 | 36,418 |
| Birds by Picture #3 | 0 | - | 4.24 | 33,227 |
| Dog Knowledge | 0 | - | 4.46 | 34,387 |
| Fish Knowledge | 0 | - | 4.38 | 25,650 |
| Top 10 Countries with the Most Horses | 0 | - | 4.49 | 69,045 |
| The Diseases They Had | 0 | - | 4.15 | 14,016 |
| Countries by Carbon Dioxide Emissions per Capita | 0 | - | 4.03 | 49,155 |
| Countries with the Highest Percentage of Forest | 0 | - | 4.62 | 37,826 |
| Countries with Tropical Rainforest and Glaciers | 0 | - | 4.51 | 55,657 |
| Geological Extremes | 0 | - | 4.34 | 40,037 |
| Landforms by Country | 0 | - | 4.52 | 51,972 |
| European Physical Geography | 0 | - | 4.26 | 33,519 |
| Bodies of Water around the Arabian Peninsula | 0 | - | 4.74 | 36,088 |
| Cities on a Map of the Great Lakes | 0 | - | 4.41 | 44,563 |
| African Great Lake Countries with an Empty Map | 0 | - | 4.97 | 60,767 |
| 10 Longest Rivers in the United States | 0 | - | 4.85 | 39,184 |
| Rivers of the United States | 0 | - | 4.93 | 66,225 |
| Name a Valid Country Bordering Each Sea | 0 | - | 4.91 | 115,774 |
| Countries with the Longest Coastline Bordering Each Other | 0 | - | 4.89 | 28,912 |
| Movies with Animals in the Title #1 | 0 | - | 4.20 | 183,701 |
| Songs with Animals in the Title #1 | 0 | - | 4.36 | 129,398 |
| Movies with Animals in the Title #2 | 0 | - | 4.28 | 108,388 |
| Cartoon Catchphrases Quiz | 0 | - | 4.20 | 69,823 |
| Books with Animals in the Title #1 | 0 | - | 4.41 | 74,595 |
| Most Popular Dog Breeds | 0 | - | 4.20 | 111,021 |
| The Shark Quiz!! | 0 | - | 4.25 | 24,733 |
| Top Countries for Shark Attacks | 0 | - | 4.47 | 45,830 |
| Recommended Childhood Vaccines for Americans | 0 | - | 4.42 | 14,722 |
| Least Forested Countries in Asia | 0 | - | 4.75 | 64,725 |
| Biggest City by River | 0 | - | 4.38 | 52,863 |
| Capitals by River | 0 | - | 4.55 | 48,323 |
| Big Cats | 0 | - | 3.91 | 67,805 |
| Sayings About Animals #1 | 0 | - | 4.35 | 107,917 |
| Disney Animals | 0 | - | 4.27 | 239,914 |
| Sayings About Animals #4 | 0 | - | 4.21 | 42,117 |
| Famous Dogs | 0 | - | 4.02 | 27,956 |
