| Bird Knowledge #2 | 0 | - | 4.42 | 14,221 |
| Animals by Skeleton Image | 0 | - | 4.81 | 46,773 |
| Birds in the Answer | 0 | - | 4.56 | 52,901 |
| North American Bird-Named Teams | 0 | - | 4.44 | 67,958 |
| Largest Types of Birds | 0 | - | 4.19 | 27,003 |
| Bird Knowledge #1 | 0 | - | 4.33 | 15,767 |
| Baby, Male and Female Animals | 0 | - | 4.43 | 150,864 |
| Words Containing Animals #1 | 0 | - | 4.21 | 43,590 |
| Words Containing Animals #2 | 0 | - | 4.09 | 34,479 |
| Name that Bug | 0 | - | 4.12 | 45,603 |
| Animal Adjectives | 0 | - | 4.77 | 60,135 |
| North American Cat-Named Sports Teams | 0 | - | 4.43 | 33,768 |
| Animals by Close-up Image | 0 | - | 4.42 | 218,770 |
| Aquatic Mammals by Picture | 0 | - | 4.41 | 45,870 |
| Extinct Animals by Picture | 0 | - | 4.49 | 35,395 |
| Mammals by Picture #1 | 0 | - | 4.70 | 92,197 |
| Birds A-Z | 0 | - | 4.24 | 36,584 |
| Fictional Birds by Picture | 0 | - | 4.29 | 26,183 |
| 3 and 4 Letter Birds | 0 | - | 4.25 | 23,839 |
| Word Scramble - Random Animals | 0 | - | 4.41 | 49,356 |
| Animal Emojis | 0 | - | 4.74 | 84,998 |
| Fish by Picture #1 | 0 | - | 4.41 | 108,721 |
| Animals that Start with L | 0 | - | 4.47 | 102,324 |
| Animals that Start with P | 0 | - | 4.45 | 86,374 |
| Animals that Start with S | 0 | - | 4.49 | 87,577 |
| Animal Anatomy Quiz | 0 | - | 4.39 | 59,914 |
| Biggest Animals by Category | 0 | - | 4.18 | 73,238 |
| Word Scramble - Animals #1 | 0 | - | 4.36 | 138,292 |
| Animal Sounds | 0 | - | 4.26 | 191,921 |
| Words that are Animals | 0 | - | 3.85 | 41,497 |
| Extinct Animals | 0 | - | 4.16 | 27,549 |
| Word Scramble - Animals #2 | 0 | - | 4.39 | 52,537 |
| "Big Five" African Game Animals | 0 | - | 4.22 | 47,450 |
| Reptile Picture Quiz | 0 | - | 4.32 | 14,343 |
| Earliest Domestication of Animals | 0 | - | 4.34 | 28,287 |
| Animals in the News | 0 | - | 4.37 | 26,817 |
| Animals A-Z by Picture | 0 | - | 4.08 | 66,713 |
| Mammals by Picture #3 | 0 | - | 4.39 | 62,370 |
| Mammals by Picture #4 | 0 | - | 4.03 | 34,239 |
| Mammals by Picture #2 | 0 | - | 4.28 | 58,419 |
| Megadiverse Countries | 0 | - | 4.96 | 135,142 |
| Fictional Animals #1 | 0 | - | 4.06 | 46,450 |
| Animals A-Z #1 | 0 | - | 4.40 | 93,827 |
| Animals A-Z #2 | 0 | - | 4.12 | 66,472 |
| Fish... or Not a Fish? | 0 | - | 4.39 | 43,641 |
| Animals that Start with A | 0 | - | 4.26 | 112,332 |
| Animals that Start with B | 0 | - | 4.31 | 114,029 |
| Animals that Start with C | 0 | - | 4.21 | 93,434 |
| Animals that Start with D | 0 | - | 4.25 | 87,179 |
| Animals that Start with E | 0 | - | 4.28 | 74,101 |
| Animals that Start with F | 0 | - | 4.28 | 107,344 |
| Animals that Start with G | 0 | - | 4.25 | 80,317 |
| Animals that Start with K | 0 | - | 4.07 | 66,680 |
| Animals that Start with M | 0 | - | 4.23 | 84,213 |
| Animals that Start with R | 0 | - | 4.28 | 87,587 |
| Animals that Start with T | 0 | - | 4.32 | 92,015 |
| Animals that Start with H | 0 | - | 4.31 | 86,501 |
| Animals that Start with O | 0 | - | 4.27 | 88,756 |
| Animals that Start with W | 0 | - | 4.36 | 47,304 |
| People with Animal Names #1 | 0 | - | 3.97 | 42,581 |
| Animal Varieties #1 | 0 | - | 4.48 | 93,061 |
| Mammals in the Answer | 0 | - | 4.35 | 29,985 |
| Three Letter Animals Quiz | 0 | - | 3.97 | 301,240 |
| Word Puzzles - Animals #1 | 0 | - | 4.37 | 28,687 |
| Word Puzzles - Animals #2 | 0 | - | 4.20 | 24,895 |
| A Whale of a Quiz | 0 | - | 4.41 | 36,128 |
| Countries with Wild Tigers | 0 | - | 4.96 | 137,091 |
| Countries with Wild Penguins | 0 | - | 4.94 | 100,389 |
| Animal Varieties #3 | 0 | - | 4.52 | 55,516 |
| Animal Decoder | 0 | - | 4.06 | 15,569 |
| Animal Group Names | 0 | - | 4.07 | 23,250 |
| Largest Land Animals of the Americas | 0 | - | 4.39 | 20,299 |
| Largest Land Animals of Africa | 0 | - | 4.36 | 12,787 |
| Countries with the Most Venomous Animal Species | 0 | - | 4.88 | 87,399 |
| Sea Creatures by Picture | 0 | - | 4.27 | 17,776 |
| Natural Features of Countries #1 | 0 | - | 4.87 | 83,966 |
| Countries with Fjords | 0 | - | 4.94 | 101,163 |
| Bear in the Answers | 0 | - | 4.29 | 62,174 |
| Fictional Animals #2 | 0 | - | 3.97 | 36,367 |
| Countries with the Most Sheep | 0 | - | 4.93 | 103,497 |
| Fish by Picture #2 | 0 | - | 4.09 | 18,648 |
| Animals that Start with N | 0 | - | 3.73 | 31,795 |
| Horse Vocabulary | 0 | - | 4.23 | 22,776 |
| Animal Varieties #2 | 0 | - | 4.40 | 66,784 |
| Types of Bears | 0 | - | 4.51 | 143,863 |
| Deadly Animals | 0 | - | 4.02 | 110,721 |
| Famous Animals #1 | 0 | - | 4.03 | 239,857 |
| Famous Animals #2 | 0 | - | 4.02 | 57,567 |
| Famous Animals Quiz #3 | 0 | - | 4.24 | 43,384 |
| Animal Facts | 0 | - | 4.15 | 43,022 |
| Cat Knowledge | 0 | - | 4.48 | 25,853 |
| Bear Knowledge | 0 | - | 4.54 | 35,134 |
| Cow Knowledge | 0 | - | 4.46 | 24,295 |
| Elephant Knowledge | 0 | - | 4.41 | 23,990 |
| Multiple Choice Animal Quiz #1 | 0 | - | 4.50 | 56,296 |
| Human Taxonomy | 0 | - | 4.70 | 18,958 |
| Countries With Two or More Bear Species | 0 | - | 4.90 | 22,825 |
| People with Animal Names Quiz #2 | 0 | - | 3.77 | 27,015 |
| Largest Land Animals of Asia | 0 | - | 3.64 | 8,329 |
| Countries with the Most Wolves | 0 | - | 4.92 | 108,414 |
| Three Letter Mammals Quiz | 0 | - | 3.69 | 11,912 |
| Four Letter Mammals Quiz | 0 | - | 3.83 | 12,593 |
| Countries that Catch the Most Fish | 0 | - | 4.90 | 112,789 |
| Capital Cities by Body of Water | 0 | - | 4.85 | 57,789 |
| Countries With No Rivers | 0 | - | 4.96 | 77,009 |
| Countries That Touch the Baltic Sea | 0 | - | 4.98 | 116,117 |
| North Sea Countries | 0 | - | 4.92 | 87,592 |
| Black Sea Countries | 0 | - | 4.87 | 60,695 |
| Countries That Touch the Red Sea | 0 | - | 4.90 | 65,500 |
| Caspian Sea Countries | 0 | - | 4.91 | 63,605 |
| Countries with the Shortest Coastlines | 0 | - | 4.89 | 67,325 |
| French Animal Words | 0 | - | 4.44 | 134,810 |
| Spanish Animal Words | 0 | - | 4.53 | 95,873 |
| Pack Animals | 0 | - | 4.20 | 10,418 |
| Lion Trivia | 0 | - | 4.19 | 16,425 |
| Countries with the Most Wild Elephants | 0 | - | 4.63 | 55,087 |
| Animal Populations of Countries | 0 | - | 4.52 | 43,988 |
| Mammal Knowledge #1 | 0 | - | 4.20 | 19,698 |
| Mammal Knowledge #2 | 0 | - | 4.13 | 18,533 |
| Insect Knowledge #1 | 0 | - | 4.38 | 12,426 |
| Insect Knowledge #2 | 0 | - | 4.22 | 8,997 |
| Horse Knowledge | 0 | - | 4.46 | 24,097 |
| Snake Knowledge | 0 | - | 4.49 | 18,850 |
| Top 15 Countries with the Most Cows | 0 | - | 4.73 | 107,404 |
| Natural Features of Countries #2 | 0 | - | 4.55 | 37,576 |
| Countries Farthest From the Sea | 0 | - | 4.98 | 74,890 |
| African Great Lakes | 0 | - | 4.82 | 66,735 |
| Five Countries with the Longest Coastline by Continent | 0 | - | 4.97 | 115,792 |
| American Countries With No Atlantic Coastline | 0 | - | 4.94 | 92,664 |
| Animals of Australia | 0 | - | 4.52 | 42,422 |
| Countries with More Cows than People | 0 | - | 4.46 | 61,549 |
| Countries with Wild Lions | 0 | - | 4.77 | 26,483 |
| Birds by Picture #1 | 0 | - | 4.47 | 41,908 |
| Countries with NO Snakes | 0 | - | 4.51 | 63,638 |
| Where Do Musk Oxen Live? | 0 | - | 4.63 | 15,337 |
| U.S. Cities with Landforms in The Name | 0 | - | 4.27 | 70,838 |
| African Physical Geography | 0 | - | 4.51 | 31,772 |
| Asian Physical Geography | 0 | - | 4.61 | 35,582 |
| 100 Longest Rivers in Europe - with a Map | 0 | - | 4.94 | 65,732 |
| Countries Bordering the Four Color Seas | 0 | - | 4.92 | 23,196 |
| Top 10 American Countries by Coastline | 0 | - | 4.96 | 88,529 |
| Flowers by Picture | 0 | - | 4.46 | 105,792 |
| Animal Idioms Quiz #1 | 0 | - | 4.29 | 43,122 |
| Animal Idioms Quiz #2 | 0 | - | 4.33 | 43,679 |
| Primate Knowledge | 0 | - | 4.17 | 15,330 |
| Multiple Choice Animal Quiz #2 | 0 | - | 4.21 | 15,492 |
| Birds by Picture #2 | 0 | - | 4.33 | 36,588 |
| Birds by Picture #3 | 0 | - | 4.24 | 33,382 |
| Dog Knowledge | 0 | - | 4.46 | 34,504 |
| Fish Knowledge | 0 | - | 4.38 | 25,704 |
| Top 10 Countries with the Most Horses | 0 | - | 4.49 | 69,171 |
| Geological Extremes | 0 | - | 4.34 | 40,088 |
| Landforms by Country | 0 | - | 4.52 | 52,002 |
| European Physical Geography | 0 | - | 4.26 | 33,566 |
| Bodies of Water around the Arabian Peninsula | 0 | - | 4.74 | 36,156 |
| Cities on a Map of the Great Lakes | 0 | - | 4.41 | 44,664 |
| African Great Lake Countries with an Empty Map | 0 | - | 4.97 | 60,881 |
| 10 Longest Rivers in the United States | 0 | - | 4.85 | 39,309 |
| Rivers of the United States | 0 | - | 4.93 | 66,477 |
| Name a Valid Country Bordering Each Sea | 0 | - | 4.91 | 116,148 |
| Countries with the Longest Coastlines | 0 | - | 4.80 | 413,709 |
| Countries with the Longest Coastline Bordering Each Other | 0 | - | 4.88 | 29,203 |
| Movies with Animals in the Title #1 | 0 | - | 4.20 | 183,959 |
| Songs with Animals in the Title #1 | 0 | - | 4.36 | 129,559 |
| Movies with Animals in the Title #2 | 0 | - | 4.28 | 108,706 |
| Cartoon Catchphrases Quiz | 0 | - | 4.20 | 69,871 |
| Books with Animals in the Title #1 | 0 | - | 4.41 | 74,683 |
| Most Popular Dog Breeds in the U.S. | 0 | - | 4.14 | 113,759 |
| The Shark Quiz!! | 0 | - | 4.25 | 24,780 |
| Top Countries for Shark Attacks | 0 | - | 4.47 | 45,893 |
| Biggest City by River | 0 | - | 4.38 | 52,923 |
| Capitals by River | 0 | - | 4.55 | 48,364 |
| Big Cats | 0 | - | 3.91 | 67,866 |
| Sayings About Animals #1 | 0 | - | 4.35 | 108,019 |
| Disney Animals | 0 | - | 4.27 | 240,391 |
| Sayings About Animals #4 | 0 | - | 4.21 | 42,187 |
| Famous Dogs | 0 | - | 4.02 | 28,025 |
| Oceania Physical Geography | 0 | - | 4.30 | 12,710 |
| South American Physical Geography | 0 | - | 4.58 | 18,385 |
| Seas of Europe | 0 | - | 4.37 | 84,804 |
| Famous Cats | 0 | - | 4.08 | 18,081 |
| Sayings About Animals #2 | 0 | - | 3.96 | 85,845 |
| Sayings About Animals #3 | 0 | - | 3.91 | 77,327 |
| Books with Animals in the Title #2 | 0 | - | 4.23 | 18,094 |
| Brand-Name Animals | 0 | - | 4.16 | 74,609 |
| Dog Breed Picture Quiz | 0 | - | 4.34 | 206,489 |
| Dog in the Answers | 0 | - | 4.16 | 68,793 |
| Rivers A-Z | 0 | - | 4.35 | 32,829 |
| Mekong River Countries Empty Map Quiz | 0 | - | 4.80 | 53,388 |
| Sea in the Answers | 0 | - | 4.08 | 49,084 |
| Songs with Animals in the Title #2 | 0 | - | 3.90 | 28,024 |
| Famous Pets | 0 | - | 3.98 | 30,477 |
| Lakes in the United States by Clue | 0 | - | 4.31 | 19,229 |
| Countries With The Most Bird Species | 0 | - | 4.93 | 33,112 |
| National Animals | 0 | - | 4.24 | 90,122 |
| U.S. States with More Cows than People | 0 | - | 4.74 | 47,843 |
| European Countries with NO Wolves | 0 | - | 4.56 | 65,683 |
| U.S. States with the Most Venomous Snake Species | 0 | - | 4.48 | 26,468 |
| Top 10 U.S. States With the Most Endemic Species | 0 | - | 4.50 | 22,502 |
| U.S. States with the Most Endangered Species | 0 | - | 4.50 | 14,383 |
