| Animal Anatomy Quiz | 0 | - | 4.39 | 59,699 |
| Fish... or Not a Fish? | 0 | - | 4.39 | 43,243 |
| Baby, Male and Female Animals | 0 | - | 4.43 | 149,767 |
| Words Containing Animals #1 | 0 | - | 4.21 | 43,413 |
| Words Containing Animals #2 | 0 | - | 4.07 | 34,371 |
| Name that Bug | 0 | - | 4.12 | 45,463 |
| Animal Adjectives | 0 | - | 4.77 | 59,858 |
| North American Cat-Named Sports Teams | 0 | - | 4.43 | 33,535 |
| Animals by Close-up Image | 0 | - | 4.42 | 217,036 |
| Aquatic Mammals by Picture | 0 | - | 4.41 | 45,312 |
| Extinct Animals by Picture | 0 | - | 4.49 | 34,969 |
| Mammals by Picture #1 | 0 | - | 4.70 | 91,211 |
| Bird in the Answers | 0 | - | 4.10 | 33,321 |
| Bird Knowledge #2 | 0 | - | 4.42 | 14,117 |
| Animals A-Z #1 | 0 | - | 4.41 | 92,883 |
| Word Scramble - Random Animals | 0 | - | 4.41 | 48,944 |
| Fish by Picture #1 | 0 | - | 4.41 | 108,162 |
| Birds in the Answer | 0 | - | 4.56 | 52,711 |
| North American Bird-Named Teams | 0 | - | 4.43 | 67,655 |
| Animals that Start with L | 0 | - | 4.47 | 101,554 |
| Animals that Start with P | 0 | - | 4.45 | 85,774 |
| Animals that Start with S | 0 | - | 4.49 | 86,970 |
| Biggest Animals by Category | 0 | - | 4.18 | 72,972 |
| Word Scramble - Animals #1 | 0 | - | 4.36 | 137,689 |
| Animal Sounds | 0 | - | 4.26 | 191,249 |
| Words that are Animals | 0 | - | 3.88 | 41,423 |
| Extinct Animals | 0 | - | 4.18 | 27,424 |
| Word Scramble - Animals #2 | 0 | - | 4.39 | 52,276 |
| "Big Five" African Game Animals | 0 | - | 4.22 | 47,238 |
| Reptile Picture Quiz | 0 | - | 4.32 | 14,241 |
| Earliest Domestication of Animals | 0 | - | 4.33 | 28,217 |
| Animals in the News | 0 | - | 4.37 | 26,729 |
| Animals A-Z by Picture | 0 | - | 4.08 | 65,996 |
| Mammals by Picture #3 | 0 | - | 4.39 | 61,816 |
| Mammals by Picture #4 | 0 | - | 4.03 | 33,939 |
| Mammals by Picture #2 | 0 | - | 4.28 | 57,924 |
| Largest Types of Birds | 0 | - | 4.19 | 26,908 |
| Bird Knowledge #1 | 0 | - | 4.33 | 15,695 |
| Metals of Antiquity | 0 | - | 4.94 | 92,994 |
| Megadiverse Countries | 0 | - | 4.97 | 133,982 |
| Fictional Animals #1 | 0 | - | 4.06 | 46,362 |
| Animals A-Z #2 | 0 | - | 4.12 | 66,094 |
| Animals that Start with A | 0 | - | 4.26 | 111,634 |
| Animals that Start with B | 0 | - | 4.31 | 113,326 |
| Animals that Start with C | 0 | - | 4.23 | 92,482 |
| Animals that Start with D | 0 | - | 4.25 | 86,614 |
| Animals that Start with E | 0 | - | 4.28 | 73,586 |
| Animals that Start with F | 0 | - | 4.28 | 106,710 |
| Animals that Start with G | 0 | - | 4.25 | 79,841 |
| Animals that Start with K | 0 | - | 4.07 | 66,324 |
| Animals that Start with M | 0 | - | 4.23 | 83,696 |
| Animals that Start with R | 0 | - | 4.27 | 87,084 |
| Animals that Start with T | 0 | - | 4.32 | 90,762 |
| Animals that Start with H | 0 | - | 4.31 | 86,008 |
| Animals that Start with O | 0 | - | 4.27 | 88,325 |
| Animals that Start with W | 0 | - | 4.36 | 46,942 |
| People with Animal Names #1 | 0 | - | 3.97 | 42,486 |
| Animal Varieties #1 | 0 | - | 4.48 | 92,475 |
| Mammals in the Answer | 0 | - | 4.35 | 29,925 |
| Three Letter Animals Quiz | 0 | - | 3.97 | 300,435 |
| Word Puzzles - Animals #1 | 0 | - | 4.37 | 28,536 |
| Word Puzzles - Animals #2 | 0 | - | 4.20 | 24,780 |
| A Whale of a Quiz | 0 | - | 4.41 | 35,985 |
| Countries with Wild Tigers | 0 | - | 4.96 | 135,745 |
| Countries with Wild Penguins | 0 | - | 4.94 | 99,406 |
| Animal Varieties #3 | 0 | - | 4.53 | 55,140 |
| Animal Decoder | 0 | - | 4.06 | 15,473 |
| Animal Group Names | 0 | - | 4.06 | 23,116 |
| Largest Land Animals of the Americas | 0 | - | 4.38 | 20,205 |
| Largest Land Animals of Africa | 0 | - | 4.36 | 12,703 |
| Countries with the Most Venomous Animal Species | 0 | - | 4.87 | 86,511 |
| Sea Creatures by Picture | 0 | - | 4.27 | 17,615 |
| Countries with the Highest Carbon Dioxide Emissions | 0 | - | 4.97 | 109,562 |
| Natural Features of Countries #1 | 0 | - | 4.86 | 83,421 |
| Countries with Fjords | 0 | - | 4.93 | 100,284 |
| Fictional Animals #2 | 0 | - | 3.97 | 36,304 |
| Countries with the Most Sheep | 0 | - | 4.92 | 102,530 |
| Fish by Picture #2 | 0 | - | 4.08 | 18,431 |
| Fictional Birds by Picture | 0 | - | 4.29 | 25,910 |
| 3 and 4 Letter Birds | 0 | - | 4.25 | 23,729 |
| Birds A-Z | 0 | - | 4.24 | 36,384 |
| Horse Vocabulary | 0 | - | 4.22 | 22,679 |
| Bear in the Answers | 0 | - | 4.29 | 61,646 |
| Countries Reducing Carbon Dioxide Emissions the Most | 0 | - | 4.89 | 64,298 |
| Countries with the Most Forest | 0 | - | 4.87 | 146,714 |
| Countries with Glaciers | 0 | - | 4.97 | 104,736 |
| Animal Varieties #2 | 0 | - | 4.40 | 66,452 |
| Types of Bears | 0 | - | 4.51 | 143,138 |
| Deadly Animals | 0 | - | 4.03 | 109,940 |
| Famous Animals #1 | 0 | - | 4.03 | 238,888 |
| Famous Animals #2 | 0 | - | 4.02 | 57,341 |
| Famous Animals Quiz #3 | 0 | - | 4.24 | 43,159 |
| Animal Facts | 0 | - | 4.15 | 42,918 |
| Cat Knowledge | 0 | - | 4.49 | 25,731 |
| Bear Knowledge | 0 | - | 4.54 | 35,001 |
| Cow Knowledge | 0 | - | 4.46 | 24,181 |
| Elephant Knowledge | 0 | - | 4.41 | 23,910 |
| Multiple Choice Animal Quiz #1 | 0 | - | 4.50 | 56,004 |
| Human Taxonomy | 0 | - | 4.68 | 18,866 |
| People with Animal Names Quiz #2 | 0 | - | 3.77 | 26,949 |
| Largest Land Animals of Asia | 0 | - | 3.62 | 8,262 |
| Countries with the Most Wolves | 0 | - | 4.92 | 107,178 |
| Three Letter Mammals Quiz | 0 | - | 3.69 | 11,839 |
| Four Letter Mammals Quiz | 0 | - | 3.83 | 12,517 |
| Countries that Catch the Most Fish | 0 | - | 4.90 | 111,623 |
| Countries With Two or More Bear Species | 0 | - | 4.90 | 22,523 |
| Name the Constellations - With a Map | 0 | - | 4.92 | 35,696 |
| Capital Cities by Body of Water | 0 | - | 4.85 | 57,342 |
| Countries With No Rivers | 0 | - | 4.96 | 76,088 |
| Countries That Touch the Baltic Sea | 0 | - | 4.98 | 115,776 |
| North Sea Countries | 0 | - | 4.92 | 86,664 |
| Black Sea Countries | 0 | - | 4.87 | 60,367 |
| Countries That Touch the Red Sea | 0 | - | 4.90 | 65,063 |
| Caspian Sea Countries | 0 | - | 4.90 | 63,150 |
| Countries with the Shortest Coastlines | 0 | - | 4.89 | 66,984 |
| French Animal Words | 0 | - | 4.44 | 133,841 |
| Spanish Animal Words | 0 | - | 4.53 | 95,428 |
| Pack Animals | 0 | - | 4.23 | 10,337 |
| Lion Trivia | 0 | - | 4.19 | 16,374 |
| Countries with the Most Wild Elephants | 0 | - | 4.63 | 54,677 |
| Animal Populations of Countries | 0 | - | 4.51 | 43,653 |
| Mammal Knowledge #1 | 0 | - | 4.20 | 19,611 |
| Mammal Knowledge #2 | 0 | - | 4.13 | 18,459 |
| Insect Knowledge #1 | 0 | - | 4.38 | 12,308 |
| Insect Knowledge #2 | 0 | - | 4.21 | 8,923 |
| Animals that Start with N | 0 | - | 3.73 | 31,471 |
| Horse Knowledge | 0 | - | 4.45 | 23,958 |
| Snake Knowledge | 0 | - | 4.49 | 18,745 |
| Top 15 Countries with the Most Cows | 0 | - | 4.64 | 92,808 |
| Rocks and Minerals Picture Quiz | 0 | - | 4.48 | 29,183 |
| Elements by Picture | 0 | - | 4.28 | 69,621 |
| Countries with the Most HIV | 0 | - | 4.46 | 44,342 |
| Countries with the Most Malaria Deaths | 0 | - | 4.45 | 44,950 |
| Natural Features of Countries #2 | 0 | - | 4.55 | 37,354 |
| Countries Farthest From the Sea | 0 | - | 4.98 | 74,300 |
| African Great Lakes | 0 | - | 4.82 | 65,332 |
| Five Countries with the Longest Coastline by Continent | 0 | - | 4.97 | 114,840 |
| Animals of Australia | 0 | - | 4.52 | 42,183 |
| Countries with More Cows than People | 0 | - | 4.44 | 58,032 |
| Countries with Wild Lions | 0 | - | 4.77 | 26,034 |
| Birds by Picture #1 | 0 | - | 4.47 | 41,208 |
| Countries with NO Snakes | 0 | - | 4.51 | 63,511 |
| Where Do Musk Oxen Live? | 0 | - | 4.63 | 15,261 |
| Elements Named for Countries | 0 | - | 4.52 | 24,451 |
| Albert Einstein Trivia | 0 | - | 4.58 | 18,324 |
| Planets By Picture Quiz | 0 | - | 4.49 | 56,290 |
| Organs of the Human Body (with map) | 0 | - | 4.10 | 118,619 |
| Countries with the Most Mangroves | 0 | - | 4.53 | 34,487 |
| Worst Plastic Polluting Countries | 0 | - | 4.51 | 66,150 |
| Least-Forested Countries | 0 | - | 4.53 | 64,946 |
| Tropical Rainforest Countries | 0 | - | 4.68 | 81,774 |
| Northernmost Countries Without Glaciers | 0 | - | 4.61 | 36,084 |
| U.S. Cities with Landforms in The Name | 0 | - | 4.26 | 70,740 |
| Asian Physical Geography | 0 | - | 4.61 | 35,392 |
| 100 Longest Rivers in Europe - with a Map | 0 | - | 4.94 | 64,931 |
| Countries Bordering the Four Color Seas | 0 | - | 4.92 | 22,797 |
| Top 10 American Countries by Coastline | 0 | - | 4.96 | 88,110 |
| Flowers by Picture | 0 | - | 4.46 | 105,055 |
| Animal Idioms Quiz #1 | 0 | - | 4.32 | 42,921 |
| Animal Idioms Quiz #2 | 0 | - | 4.33 | 43,485 |
| Primate Knowledge | 0 | - | 4.17 | 15,272 |
| Birds by Picture #2 | 0 | - | 4.33 | 36,019 |
| Birds by Picture #3 | 0 | - | 4.24 | 32,909 |
| Dog Knowledge | 0 | - | 4.46 | 34,209 |
| Fish Knowledge | 0 | - | 4.38 | 25,512 |
| Top 10 Countries with the Most Horses | 0 | - | 4.49 | 68,735 |
| The Diseases They Had | 0 | - | 4.15 | 13,916 |
| Countries by Carbon Dioxide Emissions per Capita | 0 | - | 4.03 | 49,118 |
| Countries with the Highest Percentage of Forest | 0 | - | 4.62 | 37,705 |
| Countries with Tropical Rainforest and Glaciers | 0 | - | 4.51 | 55,468 |
| Geological Extremes | 0 | - | 4.34 | 39,958 |
| Landforms by Country | 0 | - | 4.52 | 51,924 |
| African Physical Geography | 0 | - | 4.51 | 31,586 |
| European Physical Geography | 0 | - | 4.26 | 33,386 |
| Bodies of Water around the Arabian Peninsula | 0 | - | 4.74 | 35,932 |
| Cities on a Map of the Great Lakes | 0 | - | 4.41 | 44,345 |
| African Great Lake Countries with an Empty Map | 0 | - | 4.97 | 60,492 |
| Biggest City by River | 0 | - | 4.41 | 52,711 |
| 10 Longest Rivers in the United States | 0 | - | 4.85 | 38,852 |
| Rivers of the United States | 0 | - | 4.93 | 65,613 |
| Name a Valid Country Bordering Each Sea | 0 | - | 4.90 | 114,890 |
| Countries with the Longest Coastlines | 0 | - | 4.80 | 411,450 |
| Countries with the Longest Coastline Bordering Each Other | 0 | - | 4.89 | 28,290 |
| Movies with Animals in the Title #1 | 0 | - | 4.21 | 183,115 |
| Songs with Animals in the Title #1 | 0 | - | 4.36 | 129,085 |
| Movies with Animals in the Title #2 | 0 | - | 4.28 | 108,059 |
| Cartoon Catchphrases Quiz | 0 | - | 4.20 | 69,644 |
| Books with Animals in the Title #1 | 0 | - | 4.41 | 74,380 |
| Most Popular Dog Breeds | 0 | - | 4.19 | 110,651 |
| The Shark Quiz!! | 0 | - | 4.25 | 24,630 |
| Top Countries for Shark Attacks | 0 | - | 4.46 | 45,704 |
| Recommended Childhood Vaccines for Americans | 0 | - | 4.42 | 14,655 |
| Least Forested Countries in Asia | 0 | - | 4.74 | 64,477 |
| Capitals by River | 0 | - | 4.55 | 48,245 |
| Big Cats | 0 | - | 3.91 | 67,693 |
| Sayings About Animals #1 | 0 | - | 4.35 | 107,397 |
| Disney Animals | 0 | - | 4.27 | 238,822 |
| Sayings About Animals #4 | 0 | - | 4.21 | 41,953 |
| Famous Dogs | 0 | - | 4.02 | 27,883 |
| Top 10 Solar Power Countries | 0 | - | 4.78 | 59,811 |
