| Animal Anatomy Quiz | 0 | - | 4.39 | 59,962 |
| Fish... or Not a Fish? | 0 | - | 4.39 | 43,771 |
| Baby, Male and Female Animals | 0 | - | 4.43 | 151,157 |
| Words Containing Animals #1 | 0 | - | 4.21 | 43,629 |
| Words Containing Animals #2 | 0 | - | 4.09 | 34,498 |
| Name that Bug | 0 | - | 4.12 | 45,648 |
| Animal Adjectives | 0 | - | 4.77 | 60,216 |
| North American Cat-Named Sports Teams | 0 | - | 4.43 | 33,832 |
| Animals by Close-up Image | 0 | - | 4.42 | 219,118 |
| Aquatic Mammals by Picture | 0 | - | 4.41 | 46,035 |
| Extinct Animals by Picture | 0 | - | 4.49 | 35,505 |
| Mammals by Picture #1 | 0 | - | 4.70 | 92,492 |
| Bird in the Answers | 0 | - | 4.11 | 33,982 |
| Bird Knowledge #2 | 0 | - | 4.42 | 14,247 |
| Animal Emojis | 0 | - | 4.74 | 85,321 |
| Fish by Picture #1 | 0 | - | 4.41 | 109,086 |
| Birds in the Answer | 0 | - | 4.56 | 52,934 |
| North American Bird-Named Teams | 0 | - | 4.44 | 68,011 |
| Animals that Start with L | 0 | - | 4.47 | 102,468 |
| Animals that Start with P | 0 | - | 4.45 | 86,495 |
| Animals that Start with S | 0 | - | 4.49 | 87,692 |
| Biggest Animals by Category | 0 | - | 4.18 | 73,299 |
| Word Scramble - Animals #1 | 0 | - | 4.36 | 138,491 |
| Animal Sounds | 0 | - | 4.27 | 192,065 |
| Words that are Animals | 0 | - | 3.85 | 41,517 |
| Extinct Animals | 0 | - | 4.13 | 27,585 |
| Word Scramble - Animals #2 | 0 | - | 4.39 | 52,626 |
| "Big Five" African Game Animals | 0 | - | 4.22 | 47,497 |
| Reptile Picture Quiz | 0 | - | 4.32 | 14,387 |
| Earliest Domestication of Animals | 0 | - | 4.34 | 28,315 |
| Animals in the News | 0 | - | 4.37 | 26,841 |
| Animals A-Z by Picture | 0 | - | 4.08 | 66,906 |
| Mammals by Picture #3 | 0 | - | 4.39 | 62,522 |
| Mammals by Picture #4 | 0 | - | 4.03 | 34,362 |
| Mammals by Picture #2 | 0 | - | 4.28 | 58,586 |
| Largest Types of Birds | 0 | - | 4.19 | 27,026 |
| Bird Knowledge #1 | 0 | - | 4.33 | 15,784 |
| Metals of Antiquity | 0 | - | 4.95 | 93,965 |
| Megadiverse Countries | 0 | - | 4.96 | 143,135 |
| Fictional Animals #1 | 0 | - | 4.06 | 46,475 |
| Animals A-Z #1 | 0 | - | 4.40 | 93,935 |
| Animals A-Z #2 | 0 | - | 4.12 | 66,536 |
| Word Scramble - Random Animals | 0 | - | 4.38 | 49,475 |
| Animals that Start with A | 0 | - | 4.26 | 112,467 |
| Animals that Start with B | 0 | - | 4.31 | 114,173 |
| Animals that Start with C | 0 | - | 4.21 | 93,560 |
| Animals that Start with D | 0 | - | 4.25 | 87,291 |
| Animals that Start with E | 0 | - | 4.28 | 74,198 |
| Animals that Start with F | 0 | - | 4.28 | 107,474 |
| Animals that Start with G | 0 | - | 4.25 | 80,414 |
| Animals that Start with K | 0 | - | 4.07 | 66,759 |
| Animals that Start with M | 0 | - | 4.23 | 84,300 |
| Animals that Start with R | 0 | - | 4.28 | 87,690 |
| Animals that Start with T | 0 | - | 4.32 | 92,139 |
| Animals that Start with H | 0 | - | 4.31 | 86,593 |
| Animals that Start with O | 0 | - | 4.27 | 88,841 |
| Animals that Start with W | 0 | - | 4.36 | 47,385 |
| People with Animal Names #1 | 0 | - | 3.97 | 42,615 |
| Animal Varieties #1 | 0 | - | 4.48 | 93,401 |
| Mammals in the Answer | 0 | - | 4.35 | 30,004 |
| Three Letter Animals Quiz | 0 | - | 3.97 | 301,463 |
| Word Puzzles - Animals #1 | 0 | - | 4.37 | 28,730 |
| Word Puzzles - Animals #2 | 0 | - | 4.20 | 24,924 |
| A Whale of a Quiz | 0 | - | 4.41 | 36,169 |
| Countries with Wild Tigers | 0 | - | 4.96 | 137,587 |
| Countries with Wild Penguins | 0 | - | 4.94 | 100,721 |
| Animal Varieties #3 | 0 | - | 4.50 | 55,666 |
| Animal Decoder | 0 | - | 4.06 | 15,602 |
| Animal Group Names | 0 | - | 4.07 | 23,292 |
| Largest Land Animals of the Americas | 0 | - | 4.39 | 20,323 |
| Largest Land Animals of Africa | 0 | - | 4.36 | 12,822 |
| Countries with the Most Venomous Animal Species | 0 | - | 4.87 | 87,684 |
| Sea Creatures by Picture | 0 | - | 4.27 | 17,827 |
| Countries with the Highest Carbon Dioxide Emissions | 0 | - | 4.98 | 110,034 |
| Natural Features of Countries #1 | 0 | - | 4.87 | 84,153 |
| Countries with Fjords | 0 | - | 4.94 | 101,460 |
| Fictional Animals #2 | 0 | - | 3.97 | 36,394 |
| Countries with the Most Sheep | 0 | - | 4.93 | 103,714 |
| Fish by Picture #2 | 0 | - | 4.09 | 18,749 |
| Fictional Birds by Picture | 0 | - | 4.29 | 26,235 |
| 3 and 4 Letter Birds | 0 | - | 4.25 | 23,865 |
| Birds A-Z | 0 | - | 4.24 | 36,637 |
| Animals that Start with N | 0 | - | 3.73 | 31,850 |
| Horse Vocabulary | 0 | - | 4.23 | 22,807 |
| Bear in the Answers | 0 | - | 4.29 | 62,283 |
| Countries with Glaciers | 0 | - | 4.97 | 105,838 |
| Countries Reducing Carbon Dioxide Emissions the Most | 0 | - | 4.89 | 64,992 |
| Countries with the Most Forest | 0 | - | 4.87 | 148,189 |
| Animal Varieties #2 | 0 | - | 4.40 | 66,945 |
| Types of Bears | 0 | - | 4.50 | 143,955 |
| Deadly Animals | 0 | - | 4.02 | 110,826 |
| Famous Animals #1 | 0 | - | 4.03 | 240,006 |
| Famous Animals #2 | 0 | - | 4.02 | 57,597 |
| Famous Animals Quiz #3 | 0 | - | 4.24 | 43,425 |
| Animal Facts | 0 | - | 4.15 | 43,047 |
| Cat Knowledge | 0 | - | 4.49 | 25,883 |
| Bear Knowledge | 0 | - | 4.54 | 35,175 |
| Cow Knowledge | 0 | - | 4.46 | 24,315 |
| Elephant Knowledge | 0 | - | 4.41 | 24,011 |
| Multiple Choice Animal Quiz #1 | 0 | - | 4.50 | 56,368 |
| Human Taxonomy | 0 | - | 4.70 | 18,996 |
| People with Animal Names Quiz #2 | 0 | - | 3.77 | 27,035 |
| Largest Land Animals of Asia | 0 | - | 3.64 | 8,357 |
| Countries with the Most Wolves | 0 | - | 4.92 | 108,670 |
| Three Letter Mammals Quiz | 0 | - | 3.69 | 11,933 |
| Four Letter Mammals Quiz | 0 | - | 3.83 | 12,615 |
| Countries that Catch the Most Fish | 0 | - | 4.90 | 113,202 |
| Countries With Two or More Bear Species | 0 | - | 4.90 | 22,906 |
| Name the Constellations - With a Map | 0 | - | 4.91 | 36,237 |
| Capital Cities by Body of Water | 0 | - | 4.85 | 57,877 |
| Countries With No Rivers | 0 | - | 4.96 | 77,197 |
| Countries That Touch the Baltic Sea | 0 | - | 4.98 | 116,196 |
| North Sea Countries | 0 | - | 4.92 | 87,736 |
| Black Sea Countries | 0 | - | 4.87 | 60,771 |
| Countries That Touch the Red Sea | 0 | - | 4.91 | 65,620 |
| Caspian Sea Countries | 0 | - | 4.91 | 63,716 |
| Countries with the Shortest Coastlines | 0 | - | 4.89 | 67,399 |
| French Animal Words | 0 | - | 4.44 | 135,028 |
| Spanish Animal Words | 0 | - | 4.53 | 95,992 |
| Pack Animals | 0 | - | 4.20 | 10,442 |
| Lion Trivia | 0 | - | 4.19 | 16,443 |
| Countries with the Most Wild Elephants | 0 | - | 4.63 | 55,194 |
| Animal Populations of Countries | 0 | - | 4.52 | 44,082 |
| Mammal Knowledge #1 | 0 | - | 4.20 | 19,730 |
| Mammal Knowledge #2 | 0 | - | 4.13 | 18,576 |
| Insect Knowledge #1 | 0 | - | 4.38 | 12,457 |
| Insect Knowledge #2 | 0 | - | 4.22 | 9,015 |
| Horse Knowledge | 0 | - | 4.46 | 24,139 |
| Snake Knowledge | 0 | - | 4.49 | 18,880 |
| Top 15 Countries with the Most Cows | 0 | - | 4.74 | 107,512 |
| Rocks and Minerals Picture Quiz | 0 | - | 4.48 | 29,522 |
| Elements by Picture | 0 | - | 4.27 | 70,341 |
| Countries with the Most HIV | 0 | - | 4.46 | 44,541 |
| Countries with the Most Malaria Deaths | 0 | - | 4.45 | 45,567 |
| Natural Features of Countries #2 | 0 | - | 4.55 | 37,664 |
| Countries Farthest From the Sea | 0 | - | 4.98 | 75,033 |
| African Great Lakes | 0 | - | 4.82 | 67,038 |
| Five Countries with the Longest Coastline by Continent | 0 | - | 4.97 | 116,026 |
| Animals of Australia | 0 | - | 4.53 | 42,502 |
| Countries with More Cows than People | 0 | - | 4.46 | 61,690 |
| Countries with Wild Lions | 0 | - | 4.77 | 26,587 |
| Birds by Picture #1 | 0 | - | 4.47 | 42,082 |
| Countries with NO Snakes | 0 | - | 4.51 | 63,672 |
| Where Do Musk Oxen Live? | 0 | - | 4.63 | 15,355 |
| Northernmost Countries Without Glaciers | 0 | - | 4.62 | 36,198 |
| Elements Named for Countries | 0 | - | 4.52 | 24,989 |
| Albert Einstein Trivia | 0 | - | 4.58 | 18,479 |
| Planets By Picture Quiz | 0 | - | 4.49 | 57,430 |
| Organs of the Human Body (with map) | 0 | - | 4.10 | 119,959 |
| Countries with the Most Mangroves | 0 | - | 4.54 | 34,747 |
| Worst Plastic Polluting Countries | 0 | - | 4.51 | 66,877 |
| Least-Forested Countries | 0 | - | 4.53 | 65,433 |
| Tropical Rainforest Countries | 0 | - | 4.69 | 82,364 |
| U.S. Cities with Landforms in The Name | 0 | - | 4.27 | 70,853 |
| African Physical Geography | 0 | - | 4.51 | 31,826 |
| Asian Physical Geography | 0 | - | 4.61 | 35,627 |
| 100 Longest Rivers in Europe - with a Map | 0 | - | 4.94 | 65,987 |
| Countries Bordering the Four Color Seas | 0 | - | 4.92 | 23,281 |
| Top 10 American Countries by Coastline | 0 | - | 4.96 | 88,634 |
| Flowers by Picture | 0 | - | 4.46 | 105,880 |
| Animal Idioms Quiz #1 | 0 | - | 4.29 | 43,191 |
| Animal Idioms Quiz #2 | 0 | - | 4.33 | 43,748 |
| Primate Knowledge | 0 | - | 4.17 | 15,351 |
| Birds by Picture #2 | 0 | - | 4.33 | 36,746 |
| Birds by Picture #3 | 0 | - | 4.24 | 33,504 |
| Dog Knowledge | 0 | - | 4.46 | 34,561 |
| Fish Knowledge | 0 | - | 4.38 | 25,755 |
| Top 10 Countries with the Most Horses | 0 | - | 4.49 | 69,282 |
| The Diseases They Had | 0 | - | 4.15 | 14,074 |
| Countries by Carbon Dioxide Emissions per Capita | 0 | - | 4.03 | 49,198 |
| Countries with the Highest Percentage of Forest | 0 | - | 4.63 | 37,960 |
| Countries with Tropical Rainforest and Glaciers | 0 | - | 4.51 | 55,800 |
| Geological Extremes | 0 | - | 4.34 | 40,116 |
| Landforms by Country | 0 | - | 4.52 | 52,026 |
| European Physical Geography | 0 | - | 4.26 | 33,602 |
| Bodies of Water around the Arabian Peninsula | 0 | - | 4.74 | 36,214 |
| Cities on a Map of the Great Lakes | 0 | - | 4.41 | 44,748 |
| African Great Lake Countries with an Empty Map | 0 | - | 4.97 | 60,981 |
| 10 Longest Rivers in the United States | 0 | - | 4.85 | 39,412 |
| Rivers of the United States | 0 | - | 4.93 | 66,721 |
| Name a Valid Country Bordering Each Sea | 0 | - | 4.91 | 116,501 |
| Countries with the Longest Coastlines | 0 | - | 4.80 | 414,233 |
| Countries with the Longest Coastline Bordering Each Other | 0 | - | 4.88 | 29,391 |
| Movies with Animals in the Title #1 | 0 | - | 4.20 | 184,103 |
| Songs with Animals in the Title #1 | 0 | - | 4.36 | 129,689 |
| Movies with Animals in the Title #2 | 0 | - | 4.28 | 108,804 |
| Cartoon Catchphrases Quiz | 0 | - | 4.20 | 69,904 |
| Books with Animals in the Title #1 | 0 | - | 4.41 | 74,750 |
| Most Popular Dog Breeds in the U.S. | 0 | - | 4.14 | 114,114 |
| The Shark Quiz!! | 0 | - | 4.25 | 24,821 |
| Top Countries for Shark Attacks | 0 | - | 4.47 | 45,953 |
| Recommended Childhood Vaccines for Americans | 0 | - | 4.42 | 14,775 |
| Least Forested Countries in Asia | 0 | - | 4.75 | 64,947 |
| Biggest City by River | 0 | - | 4.38 | 52,968 |
| Capitals by River | 0 | - | 4.55 | 48,392 |
| Sayings About Animals #1 | 0 | - | 4.35 | 108,115 |
| Disney Animals | 0 | - | 4.27 | 241,120 |
| Sayings About Animals #4 | 0 | - | 4.21 | 42,249 |
| Famous Dogs | 0 | - | 4.02 | 28,041 |
| Big Cats | 0 | - | 3.91 | 67,905 |
