| Tectonic Plates Map Quiz | 0 | - | 4.99 | 80,352 |
| Plants by Picture | 0 | - | 4.24 | 14,328 |
| Trees in the Answer | 0 | - | 4.25 | 45,726 |
| Animal Varieties Quiz #1 | 0 | - | 4.48 | 92,344 |
| A Whale of a Quiz | 0 | - | 4.41 | 35,949 |
| Animal Varieties #3 | 0 | - | 4.53 | 55,054 |
| Tectonic Plates on a Map | 0 | - | 4.97 | 35,245 |
| Layers of the Earth and Atmosphere | 0 | - | 4.97 | 50,151 |
| Dinosaur Trivia | 0 | - | 4.36 | 21,866 |
| World's Longest Rivers | 0 | - | 4.87 | 120,969 |
| Draw All Country Borders and Borderless Countries | 0 | - | 4.99 | 161,592 |
| 3 and 4 Letter Trees | 0 | - | 4.21 | 17,176 |
| Animal Varieties #2 | 0 | - | 4.40 | 66,380 |
| Types of Bears | 0 | - | 4.51 | 143,062 |
| Deadly Animals | 0 | - | 4.03 | 109,850 |
| Famous Animals #1 | 0 | - | 4.03 | 238,756 |
| Famous Animals #2 | 0 | - | 4.02 | 57,311 |
| Famous Animals Quiz #3 | 0 | - | 4.24 | 43,136 |
| Animal Facts | 0 | - | 4.15 | 42,902 |
| Cat Knowledge | 0 | - | 4.49 | 25,712 |
| Bear Knowledge | 0 | - | 4.54 | 34,974 |
| Cow Knowledge | 0 | - | 4.46 | 24,155 |
| Elephant Knowledge | 0 | - | 4.41 | 23,896 |
| Multiple Choice Animal Quiz #1 | 0 | - | 4.50 | 55,956 |
| Human Taxonomy | 0 | - | 4.68 | 18,826 |
| Landforms Fill in the Blank | 0 | - | 4.41 | 91,403 |
| World's Longest Rivers on a Map | 0 | - | 4.91 | 86,775 |
| Rivers of Europe Quiz | 0 | - | 4.89 | 55,548 |
| Seas on the World Map | 0 | - | 4.96 | 133,714 |
| Seas of the World | 0 | - | 5.00 | 154,077 |
| French Animal Words | 0 | - | 4.44 | 133,575 |
| Spanish Animal Words | 0 | - | 4.53 | 95,330 |
| Pack Animals | 0 | - | 4.23 | 10,330 |
| Lion Trivia | 0 | - | 4.19 | 16,362 |
| Mammal Knowledge #1 | 0 | - | 4.20 | 19,589 |
| Mammal Knowledge #2 | 0 | - | 4.13 | 18,435 |
| Insect Knowledge #1 | 0 | - | 4.38 | 12,294 |
| Insect Knowledge #2 | 0 | - | 4.21 | 8,904 |
| Horse Knowledge | 0 | - | 4.45 | 23,928 |
| Snake Knowledge | 0 | - | 4.49 | 18,718 |
| Geologic Time Scale | 0 | - | 4.46 | 9,906 |
| Largest Lakes in the United States on a Map | 0 | - | 4.90 | 29,656 |
| Atlantic Ocean General Knowledge | 0 | - | 4.74 | 21,143 |
| Indian Ocean General Knowledge | 0 | - | 4.52 | 22,138 |
| Bodies of Water by Cities | 0 | - | 4.77 | 28,441 |
| Biggest Lakes in the World | 0 | - | 4.62 | 88,953 |
| Great Lakes Quiz | 0 | - | 4.78 | 50,072 |
| Famous Rivers | 0 | - | 4.74 | 104,467 |
| City to River #1 | 0 | - | 4.59 | 35,739 |
| Most Populous River Basins | 0 | - | 4.61 | 39,528 |
| Rivers that Flow through the Most Countries | 0 | - | 4.53 | 40,086 |
| Seas that Touch the Most Countries | 0 | - | 4.63 | 95,894 |
| Primate Knowledge | 0 | - | 4.17 | 15,259 |
| Fish Knowledge | 0 | - | 4.38 | 25,475 |
| Landforms by Description Quiz | 0 | - | 4.33 | 25,977 |
| Gulfs and Bays on the World Map | 0 | - | 4.62 | 29,967 |
| Famous Lakes Quiz | 0 | - | 4.52 | 23,903 |
| City to River #2 - Difficult | 0 | - | 4.63 | 25,744 |
| Largest Rivers by Discharge | 0 | - | 4.53 | 15,915 |
| The Shark Quiz!! | 0 | - | 4.25 | 24,590 |
| Rivers by City | 0 | - | 4.38 | 31,622 |
| Rivers on Borders | 0 | - | 4.02 | 22,632 |
| Bear in the Answers | 0 | - | 4.29 | 61,563 |
| Countries With Two or More Bear Species | 0 | - | 4.90 | 22,459 |
| Megadiverse Countries | 0 | - | 4.97 | 133,837 |
| Animal Anatomy Quiz | 0 | - | 4.38 | 59,611 |
| Biggest Animals by Category | 0 | - | 4.18 | 72,921 |
| Sayings About Animals #1 | 0 | - | 4.35 | 107,339 |
| Sayings About Animals #2 | 0 | - | 3.96 | 85,542 |
| Sayings About Animals #3 | 0 | - | 3.91 | 77,113 |
| Movies with Animals in the Title #1 | 0 | - | 4.21 | 182,993 |
| Songs with Animals in the Title #1 | 0 | - | 4.36 | 128,980 |
| Baby, Male and Female Animals | 0 | - | 4.42 | 149,539 |
| Word Scramble - Animals #1 | 0 | - | 4.36 | 137,554 |
| Movies with Animals in the Title #2 | 0 | - | 4.28 | 107,969 |
| People with Animal Names #1 | 0 | - | 3.97 | 42,462 |
| Cartoon Catchphrases Quiz | 0 | - | 4.20 | 69,615 |
| Animal Sounds | 0 | - | 4.26 | 191,088 |
| Fictional Animals #1 | 0 | - | 4.06 | 46,330 |
| Fictional Animals #2 | 0 | - | 3.97 | 36,285 |
| Animal Idioms Quiz #1 | 0 | - | 4.32 | 42,886 |
| Animal Idioms Quiz #2 | 0 | - | 4.33 | 43,453 |
| Big Cats | 0 | - | 3.91 | 67,653 |
| Famous Cats | 0 | - | 4.08 | 17,964 |
| National Animals | 0 | - | 4.24 | 89,116 |
| Words that are Animals | 0 | - | 3.88 | 41,401 |
| Words Containing Animals #1 | 0 | - | 4.21 | 43,371 |
| Words Containing Animals #2 | 0 | - | 4.07 | 34,342 |
| Mammals in the Answer | 0 | - | 4.35 | 29,915 |
| Extinct Animals | 0 | - | 4.18 | 27,394 |
| Songs with Animals in the Title #2 | 0 | - | 3.90 | 27,867 |
| Name that Bug | 0 | - | 4.12 | 45,434 |
| Disney Animals | 0 | - | 4.27 | 238,488 |
| Animal Adjectives | 0 | - | 4.77 | 59,807 |
| Books with Animals in the Title #1 | 0 | - | 4.41 | 74,201 |
| Three Letter Animals Quiz | 0 | - | 3.97 | 300,262 |
| Animals A-Z #1 | 0 | - | 4.41 | 92,753 |
| Animals of Australia | 0 | - | 4.52 | 42,137 |
| Animals A-Z #2 | 0 | - | 4.11 | 66,019 |
| Word Scramble - Animals #2 | 0 | - | 4.39 | 52,232 |
| Word Puzzles - Animals #1 | 0 | - | 4.37 | 28,506 |
| Word Puzzles - Animals #2 | 0 | - | 4.20 | 24,754 |
| Books with Animals in the Title #2 | 0 | - | 4.23 | 17,962 |
| People with Animal Names Quiz #2 | 0 | - | 3.77 | 26,934 |
| Countries with Wild Tigers | 0 | - | 4.96 | 135,544 |
| Countries with Wild Penguins | 0 | - | 4.94 | 99,266 |
| Sayings About Animals #4 | 0 | - | 4.21 | 41,912 |
| Animal Decoder | 0 | - | 4.06 | 15,454 |
| Animal Group Names | 0 | - | 4.06 | 23,092 |
| Largest Land Animals of the Americas | 0 | - | 4.38 | 20,189 |
| Largest Land Animals of Africa | 0 | - | 4.36 | 12,684 |
| Largest Land Animals of Asia | 0 | - | 3.62 | 8,251 |
| Countries with More Cows than People | 0 | - | 4.43 | 54,591 |
| Countries with the Most Sheep | 0 | - | 4.92 | 102,339 |
| Countries with the Most Wild Elephants | 0 | - | 4.63 | 54,592 |
| U.S. States with More Cows than People | 0 | - | 4.63 | 40,416 |
| "Big Five" African Game Animals | 0 | - | 4.22 | 47,189 |
| Animal Populations of Countries | 0 | - | 4.51 | 43,582 |
| Countries with the Most Wolves | 0 | - | 4.92 | 106,964 |
| Countries with the Most Venomous Animal Species | 0 | - | 4.88 | 86,368 |
| Three Letter Mammals Quiz | 0 | - | 3.69 | 11,826 |
| Four Letter Mammals Quiz | 0 | - | 3.83 | 12,500 |
| Reptile Picture Quiz | 0 | - | 4.32 | 14,219 |
| Brand-Name Animals | 0 | - | 4.16 | 74,243 |
| Word Scramble - Random Animals | 0 | - | 4.41 | 48,863 |
| North American Cat-Named Sports Teams | 0 | - | 4.43 | 33,494 |
| Earliest Domestication of Animals | 0 | - | 4.33 | 28,206 |
| European Countries with NO Wolves | 0 | - | 4.56 | 65,521 |
| Animals in the News | 0 | - | 4.37 | 26,708 |
| U.S. States with the Most Venomous Snake Species | 0 | - | 4.47 | 26,301 |
| Animal Emojis | 0 | - | 4.69 | 83,221 |
| U.S. States with the Most Endangered Species | 0 | - | 4.50 | 14,325 |
| Countries with Wild Lions | 0 | - | 4.77 | 25,940 |
| Animals that Appear on a Coat of Arms | 0 | - | 4.49 | 24,732 |
| Dog Breed Picture Quiz | 0 | - | 4.34 | 205,440 |
| Animals by Close-up Image | 0 | - | 4.42 | 216,488 |
| Fish by Picture #1 | 0 | - | 4.41 | 108,035 |
| Animals A-Z by Picture | 0 | - | 4.08 | 65,843 |
| Australian Animals By Picture | 0 | - | 4.45 | 31,428 |
| Mammals by Picture #3 | 0 | - | 4.39 | 61,727 |
| Mammals by Picture #4 | 0 | - | 4.03 | 33,868 |
| Birds by Picture #1 | 0 | - | 4.46 | 41,051 |
| Birds by Picture #2 | 0 | - | 4.33 | 35,904 |
| Fish by Picture #2 | 0 | - | 4.08 | 18,379 |
| Aquatic Mammals by Picture | 0 | - | 4.41 | 45,188 |
| Extinct Animals by Picture | 0 | - | 4.49 | 34,882 |
| Mammals by Picture #2 | 0 | - | 4.28 | 57,808 |
| Mammals by Picture #1 | 0 | - | 4.70 | 91,036 |
| Sea Creatures by Picture | 0 | - | 4.27 | 17,579 |
| Birds by Picture #3 | 0 | - | 4.24 | 32,801 |
| Dog in the Answers | 0 | - | 4.16 | 68,308 |
| Famous Pets | 0 | - | 3.98 | 30,352 |
| Famous Dogs | 0 | - | 4.02 | 27,867 |
| Most Popular Dog Breeds | 0 | - | 4.19 | 110,508 |
| Dog Knowledge | 0 | - | 4.46 | 34,151 |
| U.S. State Birds | 0 | - | 4.31 | 21,299 |
| Fictional Birds by Picture | 0 | - | 4.29 | 25,855 |
| Birds in the Answer | 0 | - | 4.56 | 52,680 |
| Bird in the Answers | 0 | - | 4.10 | 33,212 |
| 3 and 4 Letter Birds | 0 | - | 4.25 | 23,706 |
| Birds A-Z | 0 | - | 4.24 | 36,324 |
| Largest Types of Birds | 0 | - | 4.19 | 26,883 |
| North American Bird-Named Teams | 0 | - | 4.43 | 67,600 |
| Bird Knowledge #1 | 0 | - | 4.33 | 15,676 |
| Bird Knowledge #2 | 0 | - | 4.42 | 14,090 |
| Countries that Catch the Most Fish | 0 | - | 4.90 | 111,418 |
| Fish... or Not a Fish? | 0 | - | 4.39 | 43,173 |
| Top Countries for Shark Attacks | 0 | - | 4.46 | 45,660 |
| Animals that Start with A | 0 | - | 4.26 | 111,176 |
| Animals that Start with B | 0 | - | 4.31 | 112,662 |
| Animals that Start with C | 0 | - | 4.23 | 92,159 |
| Animals that Start with D | 0 | - | 4.25 | 86,089 |
| Animals that Start with E | 0 | - | 4.28 | 73,339 |
| Animals that Start with F | 0 | - | 4.28 | 106,468 |
| Animals that Start with G | 0 | - | 4.25 | 79,633 |
| Animals that Start with K | 0 | - | 4.06 | 66,153 |
| Animals that Start with L | 0 | - | 4.47 | 101,198 |
| Animals that Start with M | 0 | - | 4.24 | 83,516 |
| Animals that Start with P | 0 | - | 4.45 | 85,596 |
| Animals that Start with R | 0 | - | 4.27 | 86,584 |
| Animals that Start with S | 0 | - | 4.49 | 86,762 |
| Animals that Start with T | 0 | - | 4.32 | 90,596 |
| Animals that Start with H | 0 | - | 4.31 | 85,834 |
| Animals that Start with O | 0 | - | 4.27 | 88,176 |
| Animals that Start with N | 0 | - | 3.73 | 31,335 |
| Animals that Start with W | 0 | - | 4.35 | 46,800 |
| Horse Vocabulary | 0 | - | 4.22 | 22,663 |
| Top 10 Countries with the Most Horses | 0 | - | 4.49 | 68,638 |
| Countries with NO Snakes | 0 | - | 4.51 | 63,502 |
| Natural Features of Countries #1 | 0 | - | 4.86 | 83,335 |
| Geological Extremes | 0 | - | 4.34 | 39,922 |
| U.S. Cities with Landforms in The Name | 0 | - | 4.26 | 70,725 |
| Landforms by Country | 0 | - | 4.52 | 51,909 |
| U.S. States by Landform Quiz | 0 | - | 4.00 | 26,811 |
| Movies with Landforms in the Name | 0 | - | 4.16 | 50,274 |
| Natural Features of Countries #2 | 0 | - | 4.55 | 37,323 |
| African Physical Geography | 0 | - | 4.51 | 31,557 |
| Asian Physical Geography | 0 | - | 4.61 | 35,361 |
| Oceania Physical Geography | 0 | - | 4.30 | 12,629 |
| European Physical Geography | 0 | - | 4.26 | 33,365 |
