| Animal Varieties #1 | 0 | - | 4.48 | 93,418 |
| A Whale of a Quiz | 0 | - | 4.41 | 36,171 |
| Animal Varieties #3 | 0 | - | 4.50 | 55,692 |
| Animal Stereotypes | 0 | - | 4.48 | 37,552 |
| Animal Varieties #2 | 0 | - | 4.40 | 66,958 |
| Deadly Animals | 0 | - | 4.02 | 110,847 |
| Famous Animals #1 | 0 | - | 4.03 | 240,041 |
| Famous Animals #2 | 0 | - | 4.02 | 57,609 |
| Famous Animals Quiz #3 | 0 | - | 4.24 | 43,434 |
| Animal Facts | 0 | - | 4.15 | 43,058 |
| Cat Knowledge | 0 | - | 4.49 | 25,887 |
| Cow Knowledge | 0 | - | 4.46 | 24,321 |
| Elephant Knowledge | 0 | - | 4.41 | 24,021 |
| Human Taxonomy | 0 | - | 4.70 | 18,998 |
| Types of Bears | 0 | - | 4.50 | 143,980 |
| Bear Knowledge | 0 | - | 4.54 | 35,184 |
| Multiple Choice Animal Quiz #1 | 0 | - | 4.50 | 56,397 |
| Pack Animals | 0 | - | 4.20 | 10,445 |
| Lion Trivia | 0 | - | 4.19 | 16,448 |
| Mammal Knowledge #1 | 0 | - | 4.20 | 19,739 |
| Mammal Knowledge #2 | 0 | - | 4.13 | 18,582 |
| Insect Knowledge #1 | 0 | - | 4.38 | 12,464 |
| Insect Knowledge #2 | 0 | - | 4.22 | 9,021 |
| Words Containing Animals #1 | 0 | - | 4.21 | 43,641 |
| Words Containing Animals #2 | 0 | - | 4.09 | 34,509 |
| Name that Bug | 0 | - | 4.12 | 45,656 |
| Bird in the Answers | 0 | - | 4.11 | 34,010 |
| Bird Knowledge #2 | 0 | - | 4.42 | 14,254 |
| Horse Knowledge | 0 | - | 4.46 | 24,144 |
| Snake Knowledge | 0 | - | 4.49 | 18,889 |
| French Animal Words | 0 | - | 4.44 | 135,064 |
| Spanish Animal Words | 0 | - | 4.53 | 96,005 |
| North American Cat-Named Sports Teams | 0 | - | 4.43 | 33,845 |
| Animals: No Vowels #1 | 0 | - | 4.56 | 64,424 |
| Words that are Animals | 0 | - | 3.85 | 41,519 |
| Extinct Animals | 0 | - | 4.13 | 27,592 |
| Primate Knowledge | 0 | - | 4.17 | 15,352 |
| Reptile Picture Quiz | 0 | - | 4.32 | 14,397 |
| Earliest Domestication of Animals | 0 | - | 4.34 | 28,322 |
| Animals in the News | 0 | - | 4.37 | 26,844 |
| Multiple Choice Animal Quiz #2 | 0 | - | 4.21 | 15,522 |
| Animals: No Vowels #2 | 0 | - | 4.51 | 22,845 |
| Largest Types of Birds | 0 | - | 4.19 | 27,032 |
| Bird Knowledge #1 | 0 | - | 4.33 | 15,785 |
| Fish Knowledge | 0 | - | 4.38 | 25,768 |
| Animals that Start with L | 0 | - | 4.47 | 102,521 |
| Animals that Start with P | 0 | - | 4.45 | 86,542 |
| Animals that Start with S | 0 | - | 4.49 | 87,738 |
| Megadiverse Countries | 0 | - | 4.96 | 148,262 |
| Tectonic Plates Map Quiz | 0 | - | 4.99 | 82,221 |
| Fictional Animals #1 | 0 | - | 4.06 | 46,480 |
| Mammals in the Answer | 0 | - | 4.35 | 30,006 |
| Three Letter Animals Quiz | 0 | - | 3.97 | 301,513 |
| Animals A-Z #1 | 0 | - | 4.40 | 93,962 |
| Animals A-Z #2 | 0 | - | 4.12 | 66,552 |
| Word Puzzles - Animals #1 | 0 | - | 4.37 | 28,737 |
| Word Puzzles - Animals #2 | 0 | - | 4.20 | 24,927 |
| Animal Decoder | 0 | - | 4.06 | 15,609 |
| Largest Land Animals of the Americas | 0 | - | 4.39 | 20,325 |
| Animals by Skeleton Image | 0 | - | 4.81 | 47,025 |
| Fish... or Not a Fish? | 0 | - | 4.39 | 43,798 |
| The Shark Quiz!! | 0 | - | 4.25 | 24,827 |
| Animals that Start with A | 0 | - | 4.26 | 112,552 |
| Animals that Start with B | 0 | - | 4.31 | 114,501 |
| Animals that Start with C | 0 | - | 4.21 | 93,628 |
| Animals that Start with D | 0 | - | 4.25 | 87,361 |
| Animals that Start with E | 0 | - | 4.28 | 74,253 |
| Animals that Start with F | 0 | - | 4.28 | 107,534 |
| Animals that Start with G | 0 | - | 4.25 | 80,468 |
| Animals that Start with K | 0 | - | 4.07 | 66,797 |
| Animals that Start with M | 0 | - | 4.23 | 84,342 |
| Animals that Start with R | 0 | - | 4.28 | 87,726 |
| Animals that Start with T | 0 | - | 4.32 | 92,170 |
| Animals that Start with H | 0 | - | 4.31 | 86,643 |
| Animals that Start with O | 0 | - | 4.27 | 88,878 |
| Animals that Start with W | 0 | - | 4.36 | 47,415 |
| Natural Features of Countries #1 | 0 | - | 4.87 | 84,220 |
| Countries with Fjords | 0 | - | 4.94 | 101,547 |
| Tectonic Plates on a Map | 0 | - | 4.97 | 35,937 |
| Layers of the Earth and Atmosphere | 0 | - | 4.96 | 50,744 |
| Fictional Animals #2 | 0 | - | 3.97 | 36,400 |
| Animals that Start with N | 0 | - | 3.73 | 31,887 |
| Landforms Fill in the Blank | 0 | - | 4.41 | 91,912 |
| World's Longest Rivers | 0 | - | 4.89 | 137,750 |
| Draw All Country Borders and Borderless Countries | 0 | - | 4.99 | 165,788 |
| Three Letter Mammals Quiz | 0 | - | 3.69 | 11,938 |
| Four Letter Mammals Quiz | 0 | - | 3.83 | 12,625 |
| World's Longest Rivers on a Map | 0 | - | 4.90 | 88,437 |
| Rivers of Europe Quiz | 0 | - | 4.89 | 56,980 |
| Countries With No Rivers | 0 | - | 4.96 | 77,242 |
| Name a Valid Country on Each River | 0 | - | 4.95 | 63,120 |
| Countries That Touch the Baltic Sea | 0 | - | 4.98 | 116,217 |
| North Sea Countries | 0 | - | 4.92 | 87,767 |
| Black Sea Countries | 0 | - | 4.87 | 60,786 |
| Countries That Touch the Red Sea | 0 | - | 4.91 | 65,652 |
| Caspian Sea Countries | 0 | - | 4.91 | 63,737 |
| Seas on the World Map | 0 | - | 4.96 | 136,087 |
| Seas of the World | 0 | - | 5.00 | 158,768 |
| Countries with the Shortest Coastlines | 0 | - | 4.89 | 67,417 |
| Baby, Male and Female Animals | 0 | - | 4.43 | 151,217 |
| Animal Adjectives | 0 | - | 4.77 | 60,234 |
| Animals by Close-up Image | 0 | - | 4.42 | 219,306 |
| Aquatic Mammals by Picture | 0 | - | 4.41 | 46,054 |
| Extinct Animals by Picture | 0 | - | 4.49 | 35,531 |
| Mammals by Picture #1 | 0 | - | 4.70 | 92,532 |
| Natural Features of Countries #2 | 0 | - | 4.55 | 37,689 |
| Geologic Time Scale | 0 | - | 4.41 | 10,082 |
| Countries with the Longest Coastlines | 0 | - | 4.81 | 414,342 |
| Countries Farthest From the Sea | 0 | - | 4.98 | 75,059 |
| Largest Lakes in the United States on a Map | 0 | - | 4.90 | 30,184 |
| Five Countries with the Longest Coastline by Continent | 0 | - | 4.97 | 116,072 |
| American Countries With No Atlantic Coastline | 0 | - | 4.93 | 92,873 |
| Animal Anatomy Quiz | 0 | - | 4.39 | 59,969 |
| Biggest Animals by Category | 0 | - | 4.18 | 73,314 |
| Word Scramble - Animals #1 | 0 | - | 4.36 | 138,533 |
| Animal Sounds | 0 | - | 4.27 | 192,097 |
| Animals of Australia | 0 | - | 4.53 | 42,519 |
| Word Scramble - Animals #2 | 0 | - | 4.39 | 52,642 |
| "Big Five" African Game Animals | 0 | - | 4.22 | 47,506 |
| Animal Emojis | 0 | - | 4.74 | 85,394 |
| Fish by Picture #1 | 0 | - | 4.41 | 109,115 |
| Animals A-Z by Picture | 0 | - | 4.08 | 66,935 |
| Mammals by Picture #3 | 0 | - | 4.39 | 62,547 |
| Mammals by Picture #4 | 0 | - | 4.03 | 34,377 |
| Birds by Picture #1 | 0 | - | 4.47 | 42,111 |
| Mammals by Picture #2 | 0 | - | 4.28 | 58,612 |
| Birds in the Answer | 0 | - | 4.56 | 52,941 |
| North American Bird-Named Teams | 0 | - | 4.44 | 68,028 |
| U.S. Cities with Landforms in The Name | 0 | - | 4.27 | 70,859 |
| Landforms by Description Quiz | 0 | - | 4.33 | 26,037 |
| Atlantic Ocean General Knowledge | 0 | - | 4.74 | 21,322 |
| Indian Ocean General Knowledge | 0 | - | 4.52 | 22,296 |
| Bodies of Water by Cities | 0 | - | 4.77 | 28,739 |
| Biggest Lakes in the World | 0 | - | 4.63 | 89,973 |
| Great Lakes Quiz | 0 | - | 4.80 | 50,693 |
| Rivers and Lakes whose Names are Countries | 0 | - | 4.95 | 45,818 |
| Famous Rivers | 0 | - | 4.75 | 105,303 |
| City to River #1 | 0 | - | 4.59 | 35,916 |
| Most Populous River Basins | 0 | - | 4.55 | 39,831 |
| Rivers that Flow through the Most Countries | 0 | - | 4.53 | 40,509 |
| Seas that Touch the Most Countries | 0 | - | 4.64 | 97,165 |
| Countries Bordering the Four Color Seas | 0 | - | 4.92 | 23,308 |
| Flowers by Picture | 0 | - | 4.46 | 105,886 |
| Plants by Picture | 0 | - | 4.24 | 14,528 |
| Animal Idioms Quiz #1 | 0 | - | 4.30 | 43,206 |
| Animal Idioms Quiz #2 | 0 | - | 4.33 | 43,769 |
| Word Scramble - Random Animals | 0 | - | 4.38 | 49,503 |
| Birds by Picture #2 | 0 | - | 4.33 | 36,769 |
| Birds by Picture #3 | 0 | - | 4.24 | 33,528 |
| Dog Knowledge | 0 | - | 4.46 | 34,646 |
| Gulfs and Bays on the World Map | 0 | - | 4.62 | 30,436 |
| Famous Lakes Quiz | 0 | - | 4.52 | 24,084 |
| Cities on a Map of the Great Lakes | 0 | - | 4.41 | 44,765 |
| Rivers by City | 0 | - | 4.38 | 31,783 |
| City to River #2 - Difficult | 0 | - | 4.64 | 26,258 |
| Largest Rivers by Discharge | 0 | - | 4.54 | 16,099 |
| Countries with the Longest Coastline Bordering Each Other | 0 | - | 4.88 | 29,443 |
| Trees in the Answer | 0 | - | 4.23 | 45,947 |
| Movies with Animals in the Title #1 | 0 | - | 4.20 | 184,129 |
| Songs with Animals in the Title #1 | 0 | - | 4.36 | 129,708 |
| Movies with Animals in the Title #2 | 0 | - | 4.28 | 108,822 |
| People with Animal Names #1 | 0 | - | 3.97 | 42,622 |
| Cartoon Catchphrases Quiz | 0 | - | 4.20 | 69,921 |
| Books with Animals in the Title #1 | 0 | - | 4.41 | 74,769 |
| Animal Group Names | 0 | - | 4.07 | 23,302 |
| Largest Land Animals of Africa | 0 | - | 4.36 | 12,827 |
| Sea Creatures by Picture | 0 | - | 4.27 | 17,830 |
| Most Popular Dog Breeds in the U.S. | 0 | - | 4.14 | 118,373 |
| Birds A-Z | 0 | - | 4.24 | 36,651 |
| Bear in the Answers | 0 | - | 4.29 | 62,311 |
| Biggest City by River | 0 | - | 4.38 | 52,979 |
| Sayings About Animals #1 | 0 | - | 4.35 | 108,213 |
| Disney Animals | 0 | - | 4.27 | 241,190 |
| People with Animal Names Quiz #2 | 0 | - | 3.77 | 27,041 |
| Sayings About Animals #4 | 0 | - | 4.21 | 42,278 |
| Largest Land Animals of Asia | 0 | - | 3.64 | 8,358 |
| Fish by Picture #2 | 0 | - | 4.09 | 18,760 |
| Fictional Birds by Picture | 0 | - | 4.29 | 26,240 |
| 3 and 4 Letter Birds | 0 | - | 4.25 | 23,873 |
| Turkey (The Bird) | 0 | - | 4.15 | 12,437 |
| Horse Vocabulary | 0 | - | 4.23 | 22,810 |
| 3 and 4 Letter Trees | 0 | - | 4.21 | 17,324 |
| Sayings About Animals #2 | 0 | - | 3.96 | 85,932 |
| Sayings About Animals #3 | 0 | - | 3.91 | 77,397 |
| Books with Animals in the Title #2 | 0 | - | 4.23 | 18,132 |
| Brand-Name Animals | 0 | - | 4.16 | 74,718 |
| Dog in the Answers | 0 | - | 4.16 | 68,927 |
| Famous Dogs | 0 | - | 4.02 | 28,090 |
| Big Cats | 0 | - | 3.91 | 67,947 |
| Famous Cats | 0 | - | 4.09 | 18,120 |
| Rivers on Borders | 0 | - | 4.02 | 22,747 |
| Rivers A-Z | 0 | - | 4.35 | 32,873 |
| Dog Breed Picture Quiz | 0 | - | 4.34 | 206,775 |
| Songs with Animals in the Title #2 | 0 | - | 3.90 | 28,068 |
| Famous Pets | 0 | - | 3.98 | 30,540 |
| Where Do Musk Oxen Live? | 0 | - | 4.63 | 15,359 |
| Top 15 Countries with the Most Cows | 0 | - | 4.73 | 107,528 |
| U.S States with the Most Cows | 0 | - | 4.63 | 29,999 |
| National Animals | 0 | - | 4.24 | 90,255 |
| Countries with Wild Tigers | 0 | - | 4.96 | 137,735 |
