| Tectonic Plates Map Quiz | 0 | - | 4.99 | 81,705 |
| Plants by Picture | 0 | - | 4.24 | 14,477 |
| Trees in the Answer | 0 | - | 4.25 | 45,878 |
| Animal Varieties #1 | 0 | - | 4.48 | 92,972 |
| A Whale of a Quiz | 0 | - | 4.41 | 36,106 |
| Animal Varieties #3 | 0 | - | 4.54 | 55,459 |
| Tectonic Plates on a Map | 0 | - | 4.97 | 35,744 |
| Layers of the Earth and Atmosphere | 0 | - | 4.96 | 50,559 |
| Dinosaur Trivia | 0 | - | 4.36 | 22,138 |
| World's Longest Rivers | 0 | - | 4.90 | 137,012 |
| Draw All Country Borders and Borderless Countries | 0 | - | 4.99 | 164,293 |
| 3 and 4 Letter Trees | 0 | - | 4.21 | 17,270 |
| Animal Varieties #2 | 0 | - | 4.40 | 66,739 |
| Types of Bears | 0 | - | 4.51 | 143,820 |
| Deadly Animals | 0 | - | 4.03 | 110,667 |
| Famous Animals #1 | 0 | - | 4.03 | 239,781 |
| Famous Animals #2 | 0 | - | 4.02 | 57,533 |
| Famous Animals Quiz #3 | 0 | - | 4.24 | 43,352 |
| Animal Facts | 0 | - | 4.15 | 43,007 |
| Cat Knowledge | 0 | - | 4.48 | 25,827 |
| Bear Knowledge | 0 | - | 4.54 | 35,110 |
| Cow Knowledge | 0 | - | 4.46 | 24,279 |
| Elephant Knowledge | 0 | - | 4.41 | 23,979 |
| Multiple Choice Animal Quiz #1 | 0 | - | 4.50 | 56,241 |
| Human Taxonomy | 0 | - | 4.68 | 18,928 |
| Landforms Fill in the Blank | 0 | - | 4.41 | 91,771 |
| World's Longest Rivers on a Map | 0 | - | 4.91 | 87,946 |
| Rivers of Europe Quiz | 0 | - | 4.89 | 56,567 |
| Seas on the World Map | 0 | - | 4.96 | 135,536 |
| Seas of the World | 0 | - | 5.00 | 157,377 |
| French Animal Words | 0 | - | 4.44 | 134,625 |
| Spanish Animal Words | 0 | - | 4.53 | 95,801 |
| Pack Animals | 0 | - | 4.18 | 10,397 |
| Lion Trivia | 0 | - | 4.19 | 16,412 |
| Mammal Knowledge #1 | 0 | - | 4.20 | 19,680 |
| Mammal Knowledge #2 | 0 | - | 4.13 | 18,520 |
| Insect Knowledge #1 | 0 | - | 4.38 | 12,406 |
| Insect Knowledge #2 | 0 | - | 4.22 | 8,984 |
| Horse Knowledge | 0 | - | 4.46 | 24,078 |
| Snake Knowledge | 0 | - | 4.49 | 18,830 |
| Geologic Time Scale | 0 | - | 4.41 | 10,036 |
| Largest Lakes in the United States on a Map | 0 | - | 4.90 | 30,013 |
| Atlantic Ocean General Knowledge | 0 | - | 4.74 | 21,258 |
| Indian Ocean General Knowledge | 0 | - | 4.52 | 22,256 |
| Bodies of Water by Cities | 0 | - | 4.77 | 28,652 |
| Biggest Lakes in the World | 0 | - | 4.63 | 89,732 |
| Great Lakes Quiz | 0 | - | 4.80 | 50,478 |
| Famous Rivers | 0 | - | 4.75 | 105,060 |
| City to River #1 | 0 | - | 4.59 | 35,863 |
| Most Populous River Basins | 0 | - | 4.55 | 39,744 |
| Rivers that Flow through the Most Countries | 0 | - | 4.53 | 40,386 |
| Seas that Touch the Most Countries | 0 | - | 4.63 | 96,907 |
| Primate Knowledge | 0 | - | 4.17 | 15,317 |
| Fish Knowledge | 0 | - | 4.38 | 25,672 |
| Landforms by Description Quiz | 0 | - | 4.33 | 26,025 |
| Gulfs and Bays on the World Map | 0 | - | 4.62 | 30,298 |
| Famous Lakes Quiz | 0 | - | 4.52 | 24,029 |
| Rivers by City | 0 | - | 4.38 | 31,741 |
| City to River #2 - Difficult | 0 | - | 4.64 | 26,104 |
| Largest Rivers by Discharge | 0 | - | 4.54 | 16,037 |
| The Shark Quiz!! | 0 | - | 4.25 | 24,759 |
| Rivers on Borders | 0 | - | 4.02 | 22,709 |
| Bear in the Answers | 0 | - | 4.29 | 62,096 |
| Countries With Two or More Bear Species | 0 | - | 4.90 | 22,795 |
| Megadiverse Countries | 0 | - | 4.96 | 135,013 |
| Animal Anatomy Quiz | 0 | - | 4.39 | 59,878 |
| Biggest Animals by Category | 0 | - | 4.18 | 73,194 |
| Sayings About Animals #1 | 0 | - | 4.35 | 107,961 |
| Sayings About Animals #2 | 0 | - | 3.96 | 85,814 |
| Sayings About Animals #3 | 0 | - | 3.91 | 77,304 |
| Movies with Animals in the Title #1 | 0 | - | 4.20 | 183,826 |
| Songs with Animals in the Title #1 | 0 | - | 4.36 | 129,467 |
| Baby, Male and Female Animals | 0 | - | 4.43 | 150,676 |
| Word Scramble - Animals #1 | 0 | - | 4.36 | 138,169 |
| Movies with Animals in the Title #2 | 0 | - | 4.28 | 108,616 |
| People with Animal Names #1 | 0 | - | 3.97 | 42,561 |
| Cartoon Catchphrases Quiz | 0 | - | 4.20 | 69,845 |
| Animal Sounds | 0 | - | 4.26 | 191,812 |
| Fictional Animals #1 | 0 | - | 4.06 | 46,437 |
| Fictional Animals #2 | 0 | - | 3.97 | 36,352 |
| Animal Idioms Quiz #1 | 0 | - | 4.33 | 43,099 |
| Animal Idioms Quiz #2 | 0 | - | 4.33 | 43,646 |
| Big Cats | 0 | - | 3.91 | 67,842 |
| Famous Cats | 0 | - | 4.08 | 18,069 |
| National Animals | 0 | - | 4.24 | 89,761 |
| Words that are Animals | 0 | - | 3.85 | 41,487 |
| Words Containing Animals #1 | 0 | - | 4.21 | 43,558 |
| Words Containing Animals #2 | 0 | - | 4.09 | 34,465 |
| Mammals in the Answer | 0 | - | 4.35 | 29,973 |
| Extinct Animals | 0 | - | 4.16 | 27,525 |
| Songs with Animals in the Title #2 | 0 | - | 3.90 | 28,002 |
| Name that Bug | 0 | - | 4.12 | 45,587 |
| Disney Animals | 0 | - | 4.27 | 240,130 |
| Animal Adjectives | 0 | - | 4.77 | 60,072 |
| Books with Animals in the Title #1 | 0 | - | 4.41 | 74,626 |
| Three Letter Animals Quiz | 0 | - | 3.97 | 301,121 |
| Animals A-Z #1 | 0 | - | 4.41 | 93,738 |
| Animals of Australia | 0 | - | 4.52 | 42,364 |
| Animals A-Z #2 | 0 | - | 4.12 | 66,428 |
| Word Scramble - Animals #2 | 0 | - | 4.39 | 52,494 |
| Word Puzzles - Animals #1 | 0 | - | 4.37 | 28,675 |
| Word Puzzles - Animals #2 | 0 | - | 4.20 | 24,884 |
| Books with Animals in the Title #2 | 0 | - | 4.23 | 18,076 |
| People with Animal Names Quiz #2 | 0 | - | 3.77 | 26,996 |
| Countries with Wild Tigers | 0 | - | 4.96 | 136,964 |
| Countries with Wild Penguins | 0 | - | 4.94 | 100,285 |
| Sayings About Animals #4 | 0 | - | 4.21 | 42,153 |
| Animal Decoder | 0 | - | 4.06 | 15,549 |
| Animal Group Names | 0 | - | 4.07 | 23,227 |
| Largest Land Animals of the Americas | 0 | - | 4.39 | 20,281 |
| Largest Land Animals of Africa | 0 | - | 4.36 | 12,771 |
| Largest Land Animals of Asia | 0 | - | 3.64 | 8,315 |
| Countries with More Cows than People | 0 | - | 4.45 | 61,440 |
| Countries with the Most Sheep | 0 | - | 4.92 | 103,378 |
| Countries with the Most Wild Elephants | 0 | - | 4.63 | 55,030 |
| U.S. States with More Cows than People | 0 | - | 4.74 | 47,804 |
| "Big Five" African Game Animals | 0 | - | 4.22 | 47,414 |
| Animal Populations of Countries | 0 | - | 4.52 | 43,933 |
| Countries with the Most Wolves | 0 | - | 4.92 | 108,241 |
| Countries with the Most Venomous Animal Species | 0 | - | 4.87 | 87,296 |
| Three Letter Mammals Quiz | 0 | - | 3.69 | 11,904 |
| Four Letter Mammals Quiz | 0 | - | 3.83 | 12,575 |
| Reptile Picture Quiz | 0 | - | 4.32 | 14,316 |
| Brand-Name Animals | 0 | - | 4.16 | 74,565 |
| Word Scramble - Random Animals | 0 | - | 4.41 | 49,265 |
| North American Cat-Named Sports Teams | 0 | - | 4.43 | 33,730 |
| Earliest Domestication of Animals | 0 | - | 4.34 | 28,273 |
| European Countries with NO Wolves | 0 | - | 4.56 | 65,660 |
| Animals in the News | 0 | - | 4.37 | 26,805 |
| U.S. States with the Most Venomous Snake Species | 0 | - | 4.47 | 26,444 |
| Animal Emojis | 0 | - | 4.74 | 84,821 |
| U.S. States with the Most Endangered Species | 0 | - | 4.50 | 14,376 |
| Countries with Wild Lions | 0 | - | 4.77 | 26,409 |
| Animals that Appear on a Coat of Arms | 0 | - | 4.49 | 24,838 |
| Dog Breed Picture Quiz | 0 | - | 4.34 | 206,342 |
| Animals by Close-up Image | 0 | - | 4.42 | 218,541 |
| Fish by Picture #1 | 0 | - | 4.41 | 108,638 |
| Animals A-Z by Picture | 0 | - | 4.08 | 66,595 |
| Australian Animals By Picture | 0 | - | 4.45 | 31,666 |
| Mammals by Picture #3 | 0 | - | 4.39 | 62,263 |
| Mammals by Picture #4 | 0 | - | 4.03 | 34,196 |
| Birds by Picture #1 | 0 | - | 4.47 | 41,799 |
| Birds by Picture #2 | 0 | - | 4.33 | 36,499 |
| Fish by Picture #2 | 0 | - | 4.07 | 18,615 |
| Aquatic Mammals by Picture | 0 | - | 4.41 | 45,768 |
| Extinct Animals by Picture | 0 | - | 4.49 | 35,326 |
| Mammals by Picture #2 | 0 | - | 4.28 | 58,346 |
| Mammals by Picture #1 | 0 | - | 4.70 | 92,007 |
| Sea Creatures by Picture | 0 | - | 4.27 | 17,746 |
| Birds by Picture #3 | 0 | - | 4.24 | 33,310 |
| Dog in the Answers | 0 | - | 4.16 | 68,732 |
| Famous Pets | 0 | - | 3.98 | 30,459 |
| Famous Dogs | 0 | - | 4.02 | 28,001 |
| Most Popular Dog Breeds in the U.S. | 0 | - | 4.15 | 113,256 |
| Dog Knowledge | 0 | - | 4.46 | 34,461 |
| U.S. State Birds | 0 | - | 4.31 | 21,424 |
| Fictional Birds by Picture | 0 | - | 4.29 | 26,145 |
| Birds in the Answer | 0 | - | 4.56 | 52,871 |
| Bird in the Answers | 0 | - | 4.11 | 33,799 |
| 3 and 4 Letter Birds | 0 | - | 4.25 | 23,826 |
| Birds A-Z | 0 | - | 4.24 | 36,559 |
| Largest Types of Birds | 0 | - | 4.19 | 26,988 |
| North American Bird-Named Teams | 0 | - | 4.44 | 67,917 |
| Bird Knowledge #1 | 0 | - | 4.33 | 15,750 |
| Bird Knowledge #2 | 0 | - | 4.42 | 14,205 |
| Countries that Catch the Most Fish | 0 | - | 4.90 | 112,650 |
| Fish... or Not a Fish? | 0 | - | 4.39 | 43,574 |
| Top Countries for Shark Attacks | 0 | - | 4.47 | 45,857 |
| Animals that Start with A | 0 | - | 4.26 | 112,233 |
| Animals that Start with B | 0 | - | 4.31 | 113,949 |
| Animals that Start with C | 0 | - | 4.21 | 93,360 |
| Animals that Start with D | 0 | - | 4.25 | 87,112 |
| Animals that Start with E | 0 | - | 4.28 | 74,036 |
| Animals that Start with F | 0 | - | 4.28 | 107,254 |
| Animals that Start with G | 0 | - | 4.25 | 80,263 |
| Animals that Start with K | 0 | - | 4.07 | 66,638 |
| Animals that Start with L | 0 | - | 4.47 | 102,244 |
| Animals that Start with M | 0 | - | 4.23 | 84,161 |
| Animals that Start with P | 0 | - | 4.45 | 86,298 |
| Animals that Start with R | 0 | - | 4.28 | 87,527 |
| Animals that Start with S | 0 | - | 4.49 | 87,504 |
| Animals that Start with T | 0 | - | 4.32 | 91,932 |
| Animals that Start with H | 0 | - | 4.31 | 86,448 |
| Animals that Start with O | 0 | - | 4.27 | 88,696 |
| Animals that Start with N | 0 | - | 3.73 | 31,755 |
| Animals that Start with W | 0 | - | 4.36 | 47,259 |
| Horse Vocabulary | 0 | - | 4.23 | 22,762 |
| Top 10 Countries with the Most Horses | 0 | - | 4.49 | 69,102 |
| Countries with NO Snakes | 0 | - | 4.51 | 63,616 |
| Natural Features of Countries #1 | 0 | - | 4.87 | 83,894 |
| Geological Extremes | 0 | - | 4.34 | 40,058 |
| U.S. Cities with Landforms in The Name | 0 | - | 4.27 | 70,818 |
| Landforms by Country | 0 | - | 4.52 | 51,980 |
| U.S. States by Landform Quiz | 0 | - | 4.00 | 26,858 |
| Movies with Landforms in the Name | 0 | - | 4.16 | 50,474 |
| Natural Features of Countries #2 | 0 | - | 4.55 | 37,540 |
| African Physical Geography | 0 | - | 4.51 | 31,740 |
| Asian Physical Geography | 0 | - | 4.61 | 35,561 |
| Oceania Physical Geography | 0 | - | 4.30 | 12,696 |
| European Physical Geography | 0 | - | 4.26 | 33,539 |
