| Animal Anatomy Quiz | 0 | - | 4.39 | 59,703 |
| Fish... or Not a Fish? | 0 | - | 4.39 | 43,251 |
| Baby, Male and Female Animals | 0 | - | 4.43 | 149,781 |
| Words Containing Animals #1 | 0 | - | 4.21 | 43,417 |
| Words Containing Animals #2 | 0 | - | 4.07 | 34,372 |
| Name that Bug | 0 | - | 4.12 | 45,467 |
| Animal Adjectives | 0 | - | 4.77 | 59,864 |
| North American Cat-Named Sports Teams | 0 | - | 4.43 | 33,541 |
| Animals by Close-up Image | 0 | - | 4.42 | 217,066 |
| Aquatic Mammals by Picture | 0 | - | 4.41 | 45,321 |
| Extinct Animals by Picture | 0 | - | 4.49 | 34,977 |
| Mammals by Picture #1 | 0 | - | 4.70 | 91,242 |
| Bird in the Answers | 0 | - | 4.10 | 33,332 |
| Bird Knowledge #2 | 0 | - | 4.42 | 14,118 |
| Animals A-Z #1 | 0 | - | 4.41 | 92,894 |
| Word Scramble - Random Animals | 0 | - | 4.41 | 48,954 |
| Fish by Picture #1 | 0 | - | 4.41 | 108,171 |
| Birds in the Answer | 0 | - | 4.56 | 52,715 |
| North American Bird-Named Teams | 0 | - | 4.43 | 67,661 |
| Animals that Start with L | 0 | - | 4.47 | 101,571 |
| Animals that Start with P | 0 | - | 4.45 | 85,808 |
| Animals that Start with S | 0 | - | 4.49 | 86,989 |
| Biggest Animals by Category | 0 | - | 4.18 | 72,976 |
| Word Scramble - Animals #1 | 0 | - | 4.36 | 137,696 |
| Animal Sounds | 0 | - | 4.26 | 191,263 |
| Words that are Animals | 0 | - | 3.88 | 41,424 |
| Extinct Animals | 0 | - | 4.18 | 27,425 |
| Word Scramble - Animals #2 | 0 | - | 4.39 | 52,281 |
| "Big Five" African Game Animals | 0 | - | 4.22 | 47,246 |
| Reptile Picture Quiz | 0 | - | 4.32 | 14,243 |
| Earliest Domestication of Animals | 0 | - | 4.33 | 28,218 |
| Animals in the News | 0 | - | 4.37 | 26,731 |
| Animals A-Z by Picture | 0 | - | 4.08 | 66,006 |
| Mammals by Picture #3 | 0 | - | 4.39 | 61,829 |
| Mammals by Picture #4 | 0 | - | 4.03 | 33,949 |
| Mammals by Picture #2 | 0 | - | 4.28 | 57,935 |
| Largest Types of Birds | 0 | - | 4.19 | 26,910 |
| Bird Knowledge #1 | 0 | - | 4.33 | 15,695 |
| Metals of Antiquity | 0 | - | 4.94 | 93,004 |
| Megadiverse Countries | 0 | - | 4.97 | 134,000 |
| Fictional Animals #1 | 0 | - | 4.06 | 46,362 |
| Animals A-Z #2 | 0 | - | 4.12 | 66,098 |
| Animals that Start with A | 0 | - | 4.26 | 111,655 |
| Animals that Start with B | 0 | - | 4.31 | 113,351 |
| Animals that Start with C | 0 | - | 4.23 | 92,508 |
| Animals that Start with D | 0 | - | 4.25 | 86,634 |
| Animals that Start with E | 0 | - | 4.28 | 73,610 |
| Animals that Start with F | 0 | - | 4.28 | 106,733 |
| Animals that Start with G | 0 | - | 4.25 | 79,854 |
| Animals that Start with K | 0 | - | 4.07 | 66,339 |
| Animals that Start with M | 0 | - | 4.23 | 83,716 |
| Animals that Start with R | 0 | - | 4.27 | 87,104 |
| Animals that Start with T | 0 | - | 4.32 | 90,943 |
| Animals that Start with H | 0 | - | 4.31 | 86,025 |
| Animals that Start with O | 0 | - | 4.27 | 88,340 |
| Animals that Start with W | 0 | - | 4.36 | 46,952 |
| People with Animal Names #1 | 0 | - | 3.97 | 42,490 |
| Animal Varieties #1 | 0 | - | 4.48 | 92,491 |
| Mammals in the Answer | 0 | - | 4.35 | 29,926 |
| Three Letter Animals Quiz | 0 | - | 3.97 | 300,454 |
| Word Puzzles - Animals #1 | 0 | - | 4.37 | 28,540 |
| Word Puzzles - Animals #2 | 0 | - | 4.20 | 24,783 |
| A Whale of a Quiz | 0 | - | 4.41 | 35,990 |
| Countries with Wild Tigers | 0 | - | 4.96 | 135,788 |
| Countries with Wild Penguins | 0 | - | 4.94 | 99,441 |
| Animal Varieties #3 | 0 | - | 4.53 | 55,144 |
| Animal Decoder | 0 | - | 4.06 | 15,474 |
| Animal Group Names | 0 | - | 4.06 | 23,119 |
| Largest Land Animals of the Americas | 0 | - | 4.38 | 20,206 |
| Largest Land Animals of Africa | 0 | - | 4.36 | 12,704 |
| Countries with the Most Venomous Animal Species | 0 | - | 4.87 | 86,543 |
| Sea Creatures by Picture | 0 | - | 4.27 | 17,619 |
| Countries with the Highest Carbon Dioxide Emissions | 0 | - | 4.97 | 109,564 |
| Natural Features of Countries #1 | 0 | - | 4.86 | 83,425 |
| Countries with Fjords | 0 | - | 4.93 | 100,293 |
| Fictional Animals #2 | 0 | - | 3.97 | 36,304 |
| Countries with the Most Sheep | 0 | - | 4.92 | 102,558 |
| Fish by Picture #2 | 0 | - | 4.08 | 18,434 |
| Fictional Birds by Picture | 0 | - | 4.29 | 25,920 |
| 3 and 4 Letter Birds | 0 | - | 4.25 | 23,731 |
| Birds A-Z | 0 | - | 4.24 | 36,392 |
| Horse Vocabulary | 0 | - | 4.22 | 22,682 |
| Bear in the Answers | 0 | - | 4.29 | 61,653 |
| Countries Reducing Carbon Dioxide Emissions the Most | 0 | - | 4.89 | 64,304 |
| Countries with the Most Forest | 0 | - | 4.87 | 146,728 |
| Countries with Glaciers | 0 | - | 4.97 | 104,739 |
| Animal Varieties #2 | 0 | - | 4.40 | 66,458 |
| Types of Bears | 0 | - | 4.51 | 143,145 |
| Deadly Animals | 0 | - | 4.03 | 109,958 |
| Famous Animals #1 | 0 | - | 4.03 | 238,903 |
| Famous Animals #2 | 0 | - | 4.02 | 57,346 |
| Famous Animals Quiz #3 | 0 | - | 4.24 | 43,164 |
| Animal Facts | 0 | - | 4.15 | 42,919 |
| Cat Knowledge | 0 | - | 4.49 | 25,734 |
| Bear Knowledge | 0 | - | 4.54 | 35,002 |
| Cow Knowledge | 0 | - | 4.46 | 24,184 |
| Elephant Knowledge | 0 | - | 4.41 | 23,910 |
| Multiple Choice Animal Quiz #1 | 0 | - | 4.50 | 56,010 |
| Human Taxonomy | 0 | - | 4.68 | 18,868 |
| People with Animal Names Quiz #2 | 0 | - | 3.77 | 26,950 |
| Largest Land Animals of Asia | 0 | - | 3.62 | 8,264 |
| Countries with the Most Wolves | 0 | - | 4.92 | 107,221 |
| Three Letter Mammals Quiz | 0 | - | 3.69 | 11,840 |
| Four Letter Mammals Quiz | 0 | - | 3.83 | 12,518 |
| Countries that Catch the Most Fish | 0 | - | 4.90 | 111,651 |
| Countries With Two or More Bear Species | 0 | - | 4.90 | 22,536 |
| Name the Constellations - With a Map | 0 | - | 4.92 | 35,705 |
| Capital Cities by Body of Water | 0 | - | 4.85 | 57,350 |
| Countries With No Rivers | 0 | - | 4.96 | 76,100 |
| Countries That Touch the Baltic Sea | 0 | - | 4.98 | 115,783 |
| North Sea Countries | 0 | - | 4.92 | 86,669 |
| Black Sea Countries | 0 | - | 4.87 | 60,375 |
| Countries That Touch the Red Sea | 0 | - | 4.90 | 65,068 |
| Caspian Sea Countries | 0 | - | 4.90 | 63,157 |
| Countries with the Shortest Coastlines | 0 | - | 4.89 | 66,988 |
| French Animal Words | 0 | - | 4.44 | 133,863 |
| Spanish Animal Words | 0 | - | 4.53 | 95,437 |
| Pack Animals | 0 | - | 4.23 | 10,339 |
| Lion Trivia | 0 | - | 4.19 | 16,374 |
| Countries with the Most Wild Elephants | 0 | - | 4.63 | 54,690 |
| Animal Populations of Countries | 0 | - | 4.51 | 43,663 |
| Mammal Knowledge #1 | 0 | - | 4.20 | 19,611 |
| Mammal Knowledge #2 | 0 | - | 4.13 | 18,459 |
| Insect Knowledge #1 | 0 | - | 4.38 | 12,309 |
| Insect Knowledge #2 | 0 | - | 4.21 | 8,924 |
| Animals that Start with N | 0 | - | 3.73 | 31,485 |
| Horse Knowledge | 0 | - | 4.45 | 23,961 |
| Snake Knowledge | 0 | - | 4.49 | 18,745 |
| Top 15 Countries with the Most Cows | 0 | - | 4.64 | 92,813 |
| Rocks and Minerals Picture Quiz | 0 | - | 4.48 | 29,186 |
| Elements by Picture | 0 | - | 4.28 | 69,626 |
| Countries with the Most HIV | 0 | - | 4.46 | 44,346 |
| Countries with the Most Malaria Deaths | 0 | - | 4.45 | 44,965 |
| Natural Features of Countries #2 | 0 | - | 4.55 | 37,355 |
| Countries Farthest From the Sea | 0 | - | 4.98 | 74,307 |
| African Great Lakes | 0 | - | 4.82 | 65,349 |
| Five Countries with the Longest Coastline by Continent | 0 | - | 4.97 | 114,856 |
| Animals of Australia | 0 | - | 4.52 | 42,187 |
| Countries with More Cows than People | 0 | - | 4.44 | 59,088 |
| Countries with Wild Lions | 0 | - | 4.77 | 26,047 |
| Birds by Picture #1 | 0 | - | 4.47 | 41,229 |
| Countries with NO Snakes | 0 | - | 4.51 | 63,517 |
| Where Do Musk Oxen Live? | 0 | - | 4.63 | 15,261 |
| Elements Named for Countries | 0 | - | 4.52 | 24,457 |
| Albert Einstein Trivia | 0 | - | 4.58 | 18,326 |
| Planets By Picture Quiz | 0 | - | 4.49 | 56,305 |
| Organs of the Human Body (with map) | 0 | - | 4.10 | 118,640 |
| Countries with the Most Mangroves | 0 | - | 4.53 | 34,492 |
| Worst Plastic Polluting Countries | 0 | - | 4.51 | 66,164 |
| Least-Forested Countries | 0 | - | 4.53 | 64,950 |
| Tropical Rainforest Countries | 0 | - | 4.68 | 81,787 |
| Northernmost Countries Without Glaciers | 0 | - | 4.61 | 36,084 |
| U.S. Cities with Landforms in The Name | 0 | - | 4.26 | 70,743 |
| Asian Physical Geography | 0 | - | 4.61 | 35,393 |
| 100 Longest Rivers in Europe - with a Map | 0 | - | 4.94 | 64,944 |
| Countries Bordering the Four Color Seas | 0 | - | 4.92 | 22,805 |
| Top 10 American Countries by Coastline | 0 | - | 4.96 | 88,117 |
| Flowers by Picture | 0 | - | 4.46 | 105,063 |
| Animal Idioms Quiz #1 | 0 | - | 4.32 | 42,924 |
| Animal Idioms Quiz #2 | 0 | - | 4.33 | 43,487 |
| Primate Knowledge | 0 | - | 4.17 | 15,274 |
| Birds by Picture #2 | 0 | - | 4.33 | 36,039 |
| Birds by Picture #3 | 0 | - | 4.24 | 32,919 |
| Dog Knowledge | 0 | - | 4.46 | 34,211 |
| Fish Knowledge | 0 | - | 4.38 | 25,515 |
| Top 10 Countries with the Most Horses | 0 | - | 4.49 | 68,746 |
| The Diseases They Had | 0 | - | 4.15 | 13,919 |
| Countries by Carbon Dioxide Emissions per Capita | 0 | - | 4.03 | 49,120 |
| Countries with the Highest Percentage of Forest | 0 | - | 4.62 | 37,707 |
| Countries with Tropical Rainforest and Glaciers | 0 | - | 4.51 | 55,470 |
| Geological Extremes | 0 | - | 4.34 | 39,960 |
| Landforms by Country | 0 | - | 4.52 | 51,924 |
| African Physical Geography | 0 | - | 4.51 | 31,588 |
| European Physical Geography | 0 | - | 4.26 | 33,387 |
| Bodies of Water around the Arabian Peninsula | 0 | - | 4.74 | 35,937 |
| Cities on a Map of the Great Lakes | 0 | - | 4.41 | 44,348 |
| African Great Lake Countries with an Empty Map | 0 | - | 4.97 | 60,494 |
| Biggest City by River | 0 | - | 4.41 | 52,713 |
| 10 Longest Rivers in the United States | 0 | - | 4.85 | 38,855 |
| Rivers of the United States | 0 | - | 4.93 | 65,623 |
| Name a Valid Country Bordering Each Sea | 0 | - | 4.90 | 114,906 |
| Countries with the Longest Coastlines | 0 | - | 4.80 | 411,491 |
| Countries with the Longest Coastline Bordering Each Other | 0 | - | 4.89 | 28,315 |
| Movies with Animals in the Title #1 | 0 | - | 4.21 | 183,131 |
| Songs with Animals in the Title #1 | 0 | - | 4.36 | 129,098 |
| Movies with Animals in the Title #2 | 0 | - | 4.28 | 108,063 |
| Cartoon Catchphrases Quiz | 0 | - | 4.20 | 69,645 |
| Books with Animals in the Title #1 | 0 | - | 4.41 | 74,383 |
| Most Popular Dog Breeds | 0 | - | 4.19 | 110,659 |
| The Shark Quiz!! | 0 | - | 4.25 | 24,630 |
| Top Countries for Shark Attacks | 0 | - | 4.46 | 45,707 |
| Recommended Childhood Vaccines for Americans | 0 | - | 4.42 | 14,659 |
| Least Forested Countries in Asia | 0 | - | 4.74 | 64,480 |
| Capitals by River | 0 | - | 4.55 | 48,246 |
| Big Cats | 0 | - | 3.91 | 67,697 |
| Sayings About Animals #1 | 0 | - | 4.35 | 107,402 |
| Disney Animals | 0 | - | 4.27 | 238,849 |
| Sayings About Animals #4 | 0 | - | 4.21 | 41,954 |
| Famous Dogs | 0 | - | 4.02 | 27,884 |
| Top 10 Solar Power Countries | 0 | - | 4.78 | 59,818 |
