| Baby, Male and Female Animals | 0 | - | 4.43 | 150,776 |
| Animal Adjectives | 0 | - | 4.77 | 60,105 |
| North American Cat-Named Sports Teams | 0 | - | 4.43 | 33,747 |
| Animals by Close-up Image | 0 | - | 4.42 | 218,674 |
| Aquatic Mammals by Picture | 0 | - | 4.41 | 45,831 |
| Extinct Animals by Picture | 0 | - | 4.49 | 35,366 |
| Mammals by Picture #1 | 0 | - | 4.70 | 92,102 |
| Words Containing Animals #1 | 0 | - | 4.21 | 43,570 |
| Words Containing Animals #2 | 0 | - | 4.09 | 34,468 |
| Name that Bug | 0 | - | 4.12 | 45,597 |
| Word Scramble - Random Animals | 0 | - | 4.41 | 49,308 |
| Fish by Picture #1 | 0 | - | 4.41 | 108,679 |
| Birds in the Answer | 0 | - | 4.56 | 52,890 |
| Bird in the Answers | 0 | - | 4.11 | 33,840 |
| North American Bird-Named Teams | 0 | - | 4.44 | 67,943 |
| Bird Knowledge #2 | 0 | - | 4.42 | 14,215 |
| Animals that Start with L | 0 | - | 4.47 | 102,294 |
| Animals that Start with P | 0 | - | 4.45 | 86,340 |
| Animals that Start with S | 0 | - | 4.49 | 87,545 |
| Musical Instruments by Picture #1 | 0 | - | 4.52 | 269,365 |
| Cities with the Most Opera Performances | 0 | - | 4.64 | 41,605 |
| Animal Anatomy Quiz | 0 | - | 4.39 | 59,893 |
| Biggest Animals by Category | 0 | - | 4.18 | 73,216 |
| Word Scramble - Animals #1 | 0 | - | 4.36 | 138,236 |
| Animal Sounds | 0 | - | 4.26 | 191,872 |
| Word Scramble - Animals #2 | 0 | - | 4.39 | 52,517 |
| "Big Five" African Game Animals | 0 | - | 4.22 | 47,435 |
| Animals A-Z by Picture | 0 | - | 4.08 | 66,664 |
| Mammals by Picture #3 | 0 | - | 4.39 | 62,323 |
| Mammals by Picture #4 | 0 | - | 4.03 | 34,220 |
| Mammals by Picture #2 | 0 | - | 4.28 | 58,385 |
| Fictional Animals #1 | 0 | - | 4.06 | 46,445 |
| Words that are Animals | 0 | - | 3.85 | 41,490 |
| Extinct Animals | 0 | - | 4.16 | 27,540 |
| Animals A-Z #1 | 0 | - | 4.40 | 93,791 |
| Animals A-Z #2 | 0 | - | 4.12 | 66,456 |
| Reptile Picture Quiz | 0 | - | 4.32 | 14,331 |
| Earliest Domestication of Animals | 0 | - | 4.34 | 28,282 |
| Animals in the News | 0 | - | 4.37 | 26,813 |
| Largest Types of Birds | 0 | - | 4.19 | 26,993 |
| Bird Knowledge #1 | 0 | - | 4.33 | 15,760 |
| Fish... or Not a Fish? | 0 | - | 4.39 | 43,603 |
| Animals that Start with A | 0 | - | 4.26 | 112,280 |
| Animals that Start with B | 0 | - | 4.31 | 113,988 |
| Animals that Start with C | 0 | - | 4.21 | 93,401 |
| Animals that Start with D | 0 | - | 4.25 | 87,150 |
| Animals that Start with E | 0 | - | 4.28 | 74,071 |
| Animals that Start with F | 0 | - | 4.28 | 107,300 |
| Animals that Start with G | 0 | - | 4.25 | 80,295 |
| Animals that Start with K | 0 | - | 4.07 | 66,663 |
| Animals that Start with M | 0 | - | 4.23 | 84,194 |
| Animals that Start with R | 0 | - | 4.28 | 87,559 |
| Animals that Start with T | 0 | - | 4.32 | 91,983 |
| Animals that Start with H | 0 | - | 4.31 | 86,482 |
| Animals that Start with O | 0 | - | 4.27 | 88,731 |
| Animals that Start with W | 0 | - | 4.36 | 47,286 |
| Megadiverse Countries | 0 | - | 4.96 | 135,084 |
| Bear in the Answers | 0 | - | 4.29 | 62,139 |
| Songs with Animals in the Title #1 | 0 | - | 4.36 | 129,518 |
| People with Animal Names #1 | 0 | - | 3.97 | 42,568 |
| Mammals in the Answer | 0 | - | 4.35 | 29,982 |
| Three Letter Animals Quiz | 0 | - | 3.97 | 301,191 |
| Word Puzzles - Animals #1 | 0 | - | 4.37 | 28,682 |
| Word Puzzles - Animals #2 | 0 | - | 4.20 | 24,886 |
| Countries with Wild Tigers | 0 | - | 4.96 | 137,027 |
| Countries with Wild Penguins | 0 | - | 4.94 | 100,341 |
| Animal Decoder | 0 | - | 4.06 | 15,560 |
| Animal Group Names | 0 | - | 4.07 | 23,242 |
| Largest Land Animals of the Americas | 0 | - | 4.39 | 20,289 |
| Largest Land Animals of Africa | 0 | - | 4.36 | 12,784 |
| Countries with the Most Venomous Animal Species | 0 | - | 4.87 | 87,349 |
| Sea Creatures by Picture | 0 | - | 4.27 | 17,759 |
| Birds A-Z | 0 | - | 4.24 | 36,575 |
| Countries by National Anthem | 0 | - | 4.93 | 71,319 |
| Rock and Heavy Metal Song Initials | 0 | - | 4.30 | 32,857 |
| Rappers by Picture | 0 | - | 4.23 | 135,081 |
| Natural Features of Countries #1 | 0 | - | 4.87 | 83,929 |
| Countries with Fjords | 0 | - | 4.94 | 101,104 |
| Countries With Two or More Bear Species | 0 | - | 4.90 | 22,810 |
| Animal Varieties #1 | 0 | - | 4.48 | 93,016 |
| Fictional Animals #2 | 0 | - | 3.97 | 36,362 |
| A Whale of a Quiz | 0 | - | 4.41 | 36,118 |
| Animal Varieties #3 | 0 | - | 4.52 | 55,489 |
| Countries with the Most Sheep | 0 | - | 4.92 | 103,436 |
| Countries with the Most Wolves | 0 | - | 4.92 | 108,342 |
| Fish by Picture #2 | 0 | - | 4.09 | 18,628 |
| Fictional Birds by Picture | 0 | - | 4.29 | 26,167 |
| 3 and 4 Letter Birds | 0 | - | 4.25 | 23,836 |
| Countries that Catch the Most Fish | 0 | - | 4.90 | 112,722 |
| Animals that Start with N | 0 | - | 3.73 | 31,779 |
| Horse Vocabulary | 0 | - | 4.23 | 22,770 |
| The Michael Jackson Quiz | 0 | - | 4.23 | 28,765 |
| The Beyoncé Quiz | 0 | - | 3.74 | 15,813 |
| The Miley Cyrus Quiz | 0 | - | 3.20 | 21,312 |
| Capital Cities by Body of Water | 0 | - | 4.85 | 57,764 |
| Countries With No Rivers | 0 | - | 4.96 | 76,967 |
| Countries That Touch the Baltic Sea | 0 | - | 4.98 | 116,098 |
| North Sea Countries | 0 | - | 4.92 | 87,532 |
| Black Sea Countries | 0 | - | 4.87 | 60,673 |
| Countries That Touch the Red Sea | 0 | - | 4.90 | 65,480 |
| Caspian Sea Countries | 0 | - | 4.91 | 63,578 |
| Countries with the Shortest Coastlines | 0 | - | 4.89 | 67,304 |
| Animal Varieties #2 | 0 | - | 4.40 | 66,764 |
| Types of Bears | 0 | - | 4.51 | 143,844 |
| Deadly Animals | 0 | - | 4.02 | 110,691 |
| Famous Animals #1 | 0 | - | 4.03 | 239,817 |
| Famous Animals #2 | 0 | - | 4.02 | 57,547 |
| Famous Animals Quiz #3 | 0 | - | 4.24 | 43,368 |
| Animal Facts | 0 | - | 4.15 | 43,014 |
| People with Animal Names Quiz #2 | 0 | - | 3.77 | 27,006 |
| Largest Land Animals of Asia | 0 | - | 3.64 | 8,317 |
| Three Letter Mammals Quiz | 0 | - | 3.69 | 11,907 |
| Four Letter Mammals Quiz | 0 | - | 3.83 | 12,585 |
| Cat Knowledge | 0 | - | 4.48 | 25,839 |
| Bear Knowledge | 0 | - | 4.54 | 35,120 |
| Cow Knowledge | 0 | - | 4.46 | 24,287 |
| Elephant Knowledge | 0 | - | 4.41 | 23,984 |
| Multiple Choice Animal Quiz #1 | 0 | - | 4.50 | 56,271 |
| Human Taxonomy | 0 | - | 4.69 | 18,943 |
| Musical Instruments by Picture #2 | 0 | - | 4.24 | 47,172 |
| #1 Hits of the 1980s | 0 | - | 4.87 | 148,893 |
| Piano Man Lyrics Quiz | 0 | - | 4.91 | 83,096 |
| We Didn't Start the Fire Lyrics | 0 | - | 4.92 | 49,060 |
| BTS Members (K-Pop) | 0 | - | 3.37 | 27,172 |
| Countries Farthest From the Sea | 0 | - | 4.98 | 74,855 |
| African Great Lakes | 0 | - | 4.82 | 66,633 |
| 100 Longest Rivers in Europe - with a Map | 0 | - | 4.94 | 65,694 |
| Top 10 American Countries by Coastline | 0 | - | 4.96 | 88,497 |
| Five Countries with the Longest Coastline by Continent | 0 | - | 4.97 | 115,718 |
| French Animal Words | 0 | - | 4.44 | 134,742 |
| Spanish Animal Words | 0 | - | 4.53 | 95,833 |
| Songs with Animals in the Title #2 | 0 | - | 3.90 | 28,010 |
| Animals of Australia | 0 | - | 4.52 | 42,393 |
| Pack Animals | 0 | - | 4.20 | 10,405 |
| Lion Trivia | 0 | - | 4.19 | 16,421 |
| Countries with More Cows than People | 0 | - | 4.46 | 61,494 |
| Countries with the Most Wild Elephants | 0 | - | 4.63 | 55,065 |
| Animal Populations of Countries | 0 | - | 4.52 | 43,959 |
| Mammal Knowledge #1 | 0 | - | 4.20 | 19,692 |
| Mammal Knowledge #2 | 0 | - | 4.13 | 18,529 |
| Insect Knowledge #1 | 0 | - | 4.38 | 12,417 |
| Insect Knowledge #2 | 0 | - | 4.22 | 8,994 |
| Birds by Picture #1 | 0 | - | 4.47 | 41,862 |
| Horse Knowledge | 0 | - | 4.46 | 24,086 |
| Countries with NO Snakes | 0 | - | 4.51 | 63,628 |
| Snake Knowledge | 0 | - | 4.49 | 18,839 |
| Top 15 Countries with the Most Cows | 0 | - | 4.73 | 107,368 |
| Musicians Who Died Young | 0 | - | 4.39 | 108,717 |
| 2000s Music Trivia #1 | 0 | - | 4.04 | 67,216 |
| 2000s Music Trivia #2 | 0 | - | 4.19 | 53,041 |
| 1990s Music Trivia #1 | 0 | - | 4.28 | 50,908 |
| 1990s Music Trivia #2 | 0 | - | 4.06 | 35,751 |
| 1970s Music Trivia | 0 | - | 4.29 | 31,685 |
| A Quiz About Elvis Presley | 0 | - | 4.34 | 21,265 |
| 2010s Music Trivia | 0 | - | 4.41 | 93,511 |
| Twelve Days of Christmas | 0 | - | 4.45 | 146,116 |
| Rudolph the Red-Nosed Reindeer | 0 | - | 4.53 | 76,359 |
| Songs by Picture Quiz #1 | 0 | - | 4.68 | 66,248 |
| Songs by Picture Quiz #2 | 0 | - | 4.42 | 59,083 |
| Songs From Movies | 0 | - | 4.36 | 66,157 |
| Movies by Soundtrack | 0 | - | 4.40 | 31,700 |
| Natural Features of Countries #2 | 0 | - | 4.55 | 37,564 |
| African Physical Geography | 0 | - | 4.51 | 31,757 |
| Asian Physical Geography | 0 | - | 4.61 | 35,573 |
| African Great Lake Countries with an Empty Map | 0 | - | 4.97 | 60,855 |
| 10 Longest Rivers in the United States | 0 | - | 4.85 | 39,270 |
| Rivers of the United States | 0 | - | 4.93 | 66,406 |
| Countries Bordering the Four Color Seas | 0 | - | 4.92 | 23,175 |
| Name a Valid Country Bordering Each Sea | 0 | - | 4.91 | 116,062 |
| Countries with the Longest Coastlines | 0 | - | 4.80 | 413,540 |
| Countries with the Longest Coastline Bordering Each Other | 0 | - | 4.88 | 29,127 |
| Flowers by Picture | 0 | - | 4.46 | 105,757 |
| Movies with Animals in the Title #1 | 0 | - | 4.20 | 183,889 |
| Movies with Animals in the Title #2 | 0 | - | 4.28 | 108,665 |
| Cartoon Catchphrases Quiz | 0 | - | 4.20 | 69,856 |
| Animal Idioms Quiz #1 | 0 | - | 4.29 | 43,109 |
| Animal Idioms Quiz #2 | 0 | - | 4.33 | 43,659 |
| Books with Animals in the Title #1 | 0 | - | 4.41 | 74,664 |
| Primate Knowledge | 0 | - | 4.17 | 15,328 |
| Countries with Wild Lions | 0 | - | 4.77 | 26,446 |
| Birds by Picture #2 | 0 | - | 4.33 | 36,554 |
| Birds by Picture #3 | 0 | - | 4.24 | 33,350 |
| Most Popular Dog Breeds in the U.S. | 0 | - | 4.14 | 113,576 |
| Dog Knowledge | 0 | - | 4.46 | 34,488 |
| Fish Knowledge | 0 | - | 4.38 | 25,689 |
| The Shark Quiz!! | 0 | - | 4.25 | 24,770 |
| Top Countries for Shark Attacks | 0 | - | 4.47 | 45,875 |
| Top 10 Countries with the Most Horses | 0 | - | 4.49 | 69,135 |
| Where Do Musk Oxen Live? | 0 | - | 4.63 | 15,330 |
| Pasta... or Composer? | 0 | - | 4.63 | 26,762 |
| Music by Year, 1990–2009 | 0 | - | 4.18 | 110,224 |
| Music by Year, 1970–1989 | 0 | - | 4.31 | 41,235 |
| 1960s Music Trivia | 0 | - | 4.36 | 23,717 |
| 1980s Music Trivia #1 | 0 | - | 4.22 | 29,420 |
| 1980s Music Trivia #2 | 0 | - | 4.28 | 22,239 |
| Singers by Spouses | 0 | - | 4.28 | 10,091 |
| Who Did That 1990s Song #2 | 0 | - | 4.26 | 60,807 |
| Who Did That 1990s Song #1 | 0 | - | 4.16 | 75,858 |
| Who Did That 1990s Song #3 | 0 | - | 4.08 | 55,739 |
| Who Did That 1980s Song #2 | 0 | - | 4.30 | 75,324 |
