| Animal Anatomy Quiz | 0 | - | 4.39 | 59,688 |
| Fish... or Not a Fish? | 0 | - | 4.39 | 43,234 |
| Baby, Male and Female Animals | 0 | - | 4.43 | 149,723 |
| Words Containing Animals #1 | 0 | - | 4.21 | 43,408 |
| Words Containing Animals #2 | 0 | - | 4.07 | 34,365 |
| Name that Bug | 0 | - | 4.12 | 45,461 |
| Animal Adjectives | 0 | - | 4.77 | 59,851 |
| North American Cat-Named Sports Teams | 0 | - | 4.43 | 33,531 |
| Animals by Close-up Image | 0 | - | 4.42 | 216,990 |
| Aquatic Mammals by Picture | 0 | - | 4.41 | 45,294 |
| Extinct Animals by Picture | 0 | - | 4.49 | 34,959 |
| Mammals by Picture #1 | 0 | - | 4.70 | 91,190 |
| Bird in the Answers | 0 | - | 4.10 | 33,311 |
| Bird Knowledge #2 | 0 | - | 4.42 | 14,113 |
| Animals A-Z #1 | 0 | - | 4.41 | 92,866 |
| Word Scramble - Random Animals | 0 | - | 4.41 | 48,928 |
| Fish by Picture #1 | 0 | - | 4.41 | 108,138 |
| Birds in the Answer | 0 | - | 4.56 | 52,709 |
| North American Bird-Named Teams | 0 | - | 4.43 | 67,642 |
| Animals that Start with L | 0 | - | 4.47 | 101,478 |
| Animals that Start with P | 0 | - | 4.45 | 85,754 |
| Animals that Start with S | 0 | - | 4.49 | 86,945 |
| Biggest Animals by Category | 0 | - | 4.18 | 72,963 |
| Word Scramble - Animals #1 | 0 | - | 4.36 | 137,665 |
| Animal Sounds | 0 | - | 4.26 | 191,232 |
| Words that are Animals | 0 | - | 3.88 | 41,420 |
| Extinct Animals | 0 | - | 4.18 | 27,420 |
| Word Scramble - Animals #2 | 0 | - | 4.39 | 52,269 |
| "Big Five" African Game Animals | 0 | - | 4.22 | 47,230 |
| Reptile Picture Quiz | 0 | - | 4.32 | 14,238 |
| Earliest Domestication of Animals | 0 | - | 4.33 | 28,217 |
| Animals in the News | 0 | - | 4.37 | 26,727 |
| Animals A-Z by Picture | 0 | - | 4.08 | 65,974 |
| Mammals by Picture #3 | 0 | - | 4.39 | 61,806 |
| Mammals by Picture #4 | 0 | - | 4.03 | 33,933 |
| Mammals by Picture #2 | 0 | - | 4.28 | 57,912 |
| Largest Types of Birds | 0 | - | 4.19 | 26,905 |
| Bird Knowledge #1 | 0 | - | 4.33 | 15,692 |
| Metals of Antiquity | 0 | - | 4.94 | 92,980 |
| Megadiverse Countries | 0 | - | 4.97 | 133,963 |
| Fictional Animals #1 | 0 | - | 4.06 | 46,357 |
| Animals A-Z #2 | 0 | - | 4.12 | 66,078 |
| Animals that Start with A | 0 | - | 4.26 | 111,553 |
| Animals that Start with B | 0 | - | 4.31 | 113,286 |
| Animals that Start with C | 0 | - | 4.23 | 92,436 |
| Animals that Start with D | 0 | - | 4.25 | 86,578 |
| Animals that Start with E | 0 | - | 4.28 | 73,546 |
| Animals that Start with F | 0 | - | 4.28 | 106,679 |
| Animals that Start with G | 0 | - | 4.25 | 79,807 |
| Animals that Start with K | 0 | - | 4.06 | 66,299 |
| Animals that Start with M | 0 | - | 4.23 | 83,671 |
| Animals that Start with R | 0 | - | 4.27 | 87,066 |
| Animals that Start with T | 0 | - | 4.32 | 90,742 |
| Animals that Start with H | 0 | - | 4.31 | 85,980 |
| Animals that Start with O | 0 | - | 4.27 | 88,302 |
| Animals that Start with W | 0 | - | 4.35 | 46,921 |
| People with Animal Names #1 | 0 | - | 3.97 | 42,477 |
| Animal Varieties #1 | 0 | - | 4.48 | 92,457 |
| Mammals in the Answer | 0 | - | 4.35 | 29,922 |
| Three Letter Animals Quiz | 0 | - | 3.97 | 300,410 |
| Word Puzzles - Animals #1 | 0 | - | 4.37 | 28,533 |
| Word Puzzles - Animals #2 | 0 | - | 4.20 | 24,775 |
| A Whale of a Quiz | 0 | - | 4.41 | 35,974 |
| Countries with Wild Tigers | 0 | - | 4.96 | 135,667 |
| Countries with Wild Penguins | 0 | - | 4.94 | 99,350 |
| Animal Varieties #3 | 0 | - | 4.53 | 55,125 |
| Animal Decoder | 0 | - | 4.06 | 15,471 |
| Animal Group Names | 0 | - | 4.06 | 23,113 |
| Largest Land Animals of the Americas | 0 | - | 4.38 | 20,204 |
| Largest Land Animals of Africa | 0 | - | 4.36 | 12,701 |
| Countries with the Most Venomous Animal Species | 0 | - | 4.88 | 86,457 |
| Sea Creatures by Picture | 0 | - | 4.27 | 17,610 |
| Countries with the Highest Carbon Dioxide Emissions | 0 | - | 4.97 | 109,557 |
| Natural Features of Countries #1 | 0 | - | 4.86 | 83,410 |
| Countries with Fjords | 0 | - | 4.93 | 100,264 |
| Fictional Animals #2 | 0 | - | 3.97 | 36,298 |
| Countries with the Most Sheep | 0 | - | 4.92 | 102,474 |
| Fish by Picture #2 | 0 | - | 4.08 | 18,423 |
| Fictional Birds by Picture | 0 | - | 4.29 | 25,906 |
| 3 and 4 Letter Birds | 0 | - | 4.25 | 23,722 |
| Birds A-Z | 0 | - | 4.24 | 36,378 |
| Horse Vocabulary | 0 | - | 4.22 | 22,678 |
| Bear in the Answers | 0 | - | 4.29 | 61,640 |
| Countries Reducing Carbon Dioxide Emissions the Most | 0 | - | 4.89 | 64,283 |
| Countries with the Most Forest | 0 | - | 4.87 | 146,694 |
| Countries with Glaciers | 0 | - | 4.97 | 104,710 |
| Animal Varieties #2 | 0 | - | 4.40 | 66,433 |
| Types of Bears | 0 | - | 4.51 | 143,130 |
| Deadly Animals | 0 | - | 4.03 | 109,929 |
| Famous Animals #1 | 0 | - | 4.03 | 238,873 |
| Famous Animals #2 | 0 | - | 4.02 | 57,334 |
| Famous Animals Quiz #3 | 0 | - | 4.24 | 43,157 |
| Animal Facts | 0 | - | 4.15 | 42,915 |
| Cat Knowledge | 0 | - | 4.49 | 25,727 |
| Bear Knowledge | 0 | - | 4.54 | 34,997 |
| Cow Knowledge | 0 | - | 4.46 | 24,175 |
| Elephant Knowledge | 0 | - | 4.41 | 23,908 |
| Multiple Choice Animal Quiz #1 | 0 | - | 4.50 | 56,001 |
| Human Taxonomy | 0 | - | 4.68 | 18,857 |
| People with Animal Names Quiz #2 | 0 | - | 3.77 | 26,944 |
| Largest Land Animals of Asia | 0 | - | 3.62 | 8,261 |
| Countries with the Most Wolves | 0 | - | 4.92 | 107,090 |
| Three Letter Mammals Quiz | 0 | - | 3.69 | 11,837 |
| Four Letter Mammals Quiz | 0 | - | 3.83 | 12,516 |
| Countries that Catch the Most Fish | 0 | - | 4.90 | 111,552 |
| Countries With Two or More Bear Species | 0 | - | 4.90 | 22,495 |
| Name the Constellations - With a Map | 0 | - | 4.92 | 35,686 |
| Capital Cities by Body of Water | 0 | - | 4.85 | 57,324 |
| Countries With No Rivers | 0 | - | 4.96 | 76,075 |
| Countries That Touch the Baltic Sea | 0 | - | 4.98 | 115,768 |
| North Sea Countries | 0 | - | 4.92 | 86,654 |
| Black Sea Countries | 0 | - | 4.87 | 60,363 |
| Countries That Touch the Red Sea | 0 | - | 4.90 | 65,052 |
| Caspian Sea Countries | 0 | - | 4.90 | 63,146 |
| Countries with the Longest Coastlines | 0 | - | 4.80 | 411,388 |
| Countries with the Shortest Coastlines | 0 | - | 4.89 | 66,975 |
| French Animal Words | 0 | - | 4.44 | 133,820 |
| Spanish Animal Words | 0 | - | 4.53 | 95,416 |
| Pack Animals | 0 | - | 4.23 | 10,335 |
| Lion Trivia | 0 | - | 4.19 | 16,373 |
| Countries with the Most Wild Elephants | 0 | - | 4.63 | 54,658 |
| Animal Populations of Countries | 0 | - | 4.51 | 43,632 |
| Mammal Knowledge #1 | 0 | - | 4.20 | 19,609 |
| Mammal Knowledge #2 | 0 | - | 4.13 | 18,458 |
| Insect Knowledge #1 | 0 | - | 4.38 | 12,308 |
| Insect Knowledge #2 | 0 | - | 4.21 | 8,916 |
| Animals that Start with N | 0 | - | 3.73 | 31,452 |
| Horse Knowledge | 0 | - | 4.45 | 23,955 |
| Snake Knowledge | 0 | - | 4.49 | 18,739 |
| Top 15 Countries with the Most Cows | 0 | - | 4.64 | 92,794 |
| Rocks and Minerals Picture Quiz | 0 | - | 4.48 | 29,173 |
| Elements by Picture | 0 | - | 4.28 | 69,604 |
| Countries with the Most HIV | 0 | - | 4.46 | 44,334 |
| Countries with the Most Malaria Deaths | 0 | - | 4.47 | 44,928 |
| Natural Features of Countries #2 | 0 | - | 4.55 | 37,348 |
| Countries Farthest From the Sea | 0 | - | 4.98 | 74,282 |
| African Great Lakes | 0 | - | 4.82 | 65,309 |
| Five Countries with the Longest Coastline by Continent | 0 | - | 4.97 | 114,816 |
| Animals of Australia | 0 | - | 4.52 | 42,176 |
| Countries with More Cows than People | 0 | - | 4.43 | 54,666 |
| Countries with Wild Lions | 0 | - | 4.77 | 26,019 |
| Birds by Picture #1 | 0 | - | 4.47 | 41,190 |
| Countries with NO Snakes | 0 | - | 4.51 | 63,508 |
| Where Do Musk Oxen Live? | 0 | - | 4.63 | 15,260 |
| Elements Named for Countries | 0 | - | 4.52 | 24,434 |
| Albert Einstein Trivia | 0 | - | 4.58 | 18,324 |
| Planets By Picture Quiz | 0 | - | 4.49 | 56,275 |
| Organs of the Human Body (with map) | 0 | - | 4.10 | 118,588 |
| Countries with the Most Mangroves | 0 | - | 4.53 | 34,480 |
| Worst Plastic Polluting Countries | 0 | - | 4.51 | 66,134 |
| Least-Forested Countries | 0 | - | 4.53 | 64,932 |
| Tropical Rainforest Countries | 0 | - | 4.68 | 81,756 |
| Northernmost Countries Without Glaciers | 0 | - | 4.61 | 36,082 |
| U.S. Cities with Landforms in The Name | 0 | - | 4.26 | 70,739 |
| Asian Physical Geography | 0 | - | 4.61 | 35,386 |
| 100 Longest Rivers in Europe - with a Map | 0 | - | 4.94 | 64,903 |
| Countries Bordering the Four Color Seas | 0 | - | 4.92 | 22,786 |
| Top 10 American Countries by Coastline | 0 | - | 4.96 | 88,104 |
| Flowers by Picture | 0 | - | 4.46 | 105,044 |
| Animal Idioms Quiz #1 | 0 | - | 4.32 | 42,916 |
| Animal Idioms Quiz #2 | 0 | - | 4.33 | 43,481 |
| Primate Knowledge | 0 | - | 4.17 | 15,271 |
| Birds by Picture #2 | 0 | - | 4.33 | 36,000 |
| Birds by Picture #3 | 0 | - | 4.24 | 32,899 |
| Dog Knowledge | 0 | - | 4.46 | 34,198 |
| Fish Knowledge | 0 | - | 4.38 | 25,507 |
| Top 10 Countries with the Most Horses | 0 | - | 4.49 | 68,708 |
| The Diseases They Had | 0 | - | 4.15 | 13,904 |
| Countries by Carbon Dioxide Emissions per Capita | 0 | - | 4.03 | 49,115 |
| Countries with the Highest Percentage of Forest | 0 | - | 4.62 | 37,697 |
| Countries with Tropical Rainforest and Glaciers | 0 | - | 4.51 | 55,459 |
| Geological Extremes | 0 | - | 4.34 | 39,952 |
| Landforms by Country | 0 | - | 4.52 | 51,922 |
| African Physical Geography | 0 | - | 4.51 | 31,581 |
| European Physical Geography | 0 | - | 4.26 | 33,385 |
| Bodies of Water around the Arabian Peninsula | 0 | - | 4.74 | 35,926 |
| Cities on a Map of the Great Lakes | 0 | - | 4.41 | 44,337 |
| African Great Lake Countries with an Empty Map | 0 | - | 4.97 | 60,487 |
| Biggest City by River | 0 | - | 4.41 | 52,708 |
| 10 Longest Rivers in the United States | 0 | - | 4.85 | 38,840 |
| Rivers of the United States | 0 | - | 4.93 | 65,594 |
| Name a Valid Country Bordering Each Sea | 0 | - | 4.90 | 114,861 |
| Countries with the Longest Coastline Bordering Each Other | 0 | - | 4.89 | 28,268 |
| Movies with Animals in the Title #1 | 0 | - | 4.21 | 183,101 |
| Songs with Animals in the Title #1 | 0 | - | 4.36 | 129,073 |
| Movies with Animals in the Title #2 | 0 | - | 4.28 | 108,051 |
| Cartoon Catchphrases Quiz | 0 | - | 4.20 | 69,640 |
| Books with Animals in the Title #1 | 0 | - | 4.41 | 74,360 |
| Most Popular Dog Breeds | 0 | - | 4.19 | 110,621 |
| The Shark Quiz!! | 0 | - | 4.25 | 24,625 |
| Top Countries for Shark Attacks | 0 | - | 4.46 | 45,693 |
| Recommended Childhood Vaccines for Americans | 0 | - | 4.42 | 14,646 |
| Least Forested Countries in Asia | 0 | - | 4.74 | 64,465 |
| Capitals by River | 0 | - | 4.55 | 48,243 |
| Big Cats | 0 | - | 3.91 | 67,690 |
| Sayings About Animals #1 | 0 | - | 4.35 | 107,389 |
| Disney Animals | 0 | - | 4.27 | 238,784 |
| Sayings About Animals #4 | 0 | - | 4.21 | 41,950 |
| Famous Dogs | 0 | - | 4.02 | 27,881 |
| Top 10 Solar Power Countries | 0 | - | 4.78 | 59,804 |
