| Animals - Taxonomy to Common Name | 0 | - | 4.81 | 28,551 |
| Animals by Skeleton Image | 0 | - | 4.81 | 47,064 |
| Word Scramble - Animals #1 | 0 | - | 4.36 | 138,559 |
| Animal Sounds | 0 | - | 4.27 | 192,390 |
| Word Scramble - Animals #2 | 0 | - | 4.39 | 52,662 |
| Animal Emojis | 0 | - | 4.74 | 85,484 |
| Birds in the Answer | 0 | - | 4.56 | 52,956 |
| Fictional Animals #1 | 0 | - | 4.06 | 46,483 |
| Word Scramble - Random Animals | 0 | - | 4.38 | 49,518 |
| Animals in World History | 0 | - | 4.74 | 44,722 |
| People with Animal Names #1 | 0 | - | 3.97 | 42,629 |
| Mammals in the Answer | 0 | - | 4.35 | 30,007 |
| Three Letter Animals Quiz | 0 | - | 3.97 | 301,566 |
| Animal Decoder | 0 | - | 4.06 | 15,618 |
| Bear in the Answers | 0 | - | 4.29 | 62,327 |
| Baby, Male and Female Animals | 0 | - | 4.41 | 151,264 |
| Animal Adjectives | 0 | - | 4.77 | 60,246 |
| North American Cat-Named Sports Teams | 0 | - | 4.43 | 33,854 |
| Animals: No Vowels #1 | 0 | - | 4.56 | 64,456 |
| Animals by Close-up Image | 0 | - | 4.42 | 219,572 |
| Aquatic Mammals by Picture | 0 | - | 4.41 | 46,075 |
| Extinct Animals by Picture | 0 | - | 4.49 | 35,555 |
| Mammals by Picture #1 | 0 | - | 4.69 | 92,586 |
| Fictional Animals #2 | 0 | - | 3.97 | 36,405 |
| Words Containing Animals #1 | 0 | - | 4.21 | 43,656 |
| Words Containing Animals #2 | 0 | - | 4.09 | 34,513 |
| Name that Bug | 0 | - | 4.12 | 45,661 |
| Fictional Birds by Picture | 0 | - | 4.29 | 26,257 |
| Bird in the Answers | 0 | - | 4.11 | 34,037 |
| 3 and 4 Letter Birds | 0 | - | 4.25 | 23,877 |
| Bird Knowledge #2 | 0 | - | 4.42 | 14,258 |
| Fish by Picture #1 | 0 | - | 4.41 | 109,148 |
| North American Bird-Named Teams | 0 | - | 4.44 | 68,040 |
| Animals that Start with L | 0 | - | 4.47 | 102,562 |
| Animals that Start with P | 0 | - | 4.45 | 86,572 |
| Animals that Start with S | 0 | - | 4.49 | 87,775 |
| Animal Anatomy Quiz | 0 | - | 4.39 | 59,982 |
| Biggest Animals by Category | 0 | - | 4.18 | 73,323 |
| People with Animal Names Quiz #2 | 0 | - | 3.77 | 27,045 |
| "Big Five" African Game Animals | 0 | - | 4.22 | 47,512 |
| Three Letter Mammals Quiz | 0 | - | 3.69 | 11,943 |
| Four Letter Mammals Quiz | 0 | - | 3.83 | 12,627 |
| Animals: No Vowels #2 | 0 | - | 4.51 | 22,892 |
| Animals A-Z by Picture | 0 | - | 4.08 | 66,993 |
| Mammals by Picture #3 | 0 | - | 4.39 | 62,576 |
| Mammals by Picture #4 | 0 | - | 4.03 | 34,391 |
| Mammals by Picture #2 | 0 | - | 4.28 | 58,643 |
| Alliterative Names A-Z | 0 | - | 4.23 | 40,055 |
| Name a Valid Country Bordering Each Sea | 0 | - | 4.91 | 116,614 |
| Words that are Animals | 0 | - | 3.85 | 41,522 |
| Extinct Animals | 0 | - | 4.13 | 27,596 |
| Reptile Picture Quiz | 0 | - | 4.32 | 14,403 |
| Earliest Domestication of Animals | 0 | - | 4.34 | 28,326 |
| Animals in the News | 0 | - | 4.37 | 26,848 |
| Dog Knowledge | 0 | - | 4.46 | 34,689 |
| Largest Types of Birds | 0 | - | 4.19 | 27,041 |
| Bird Knowledge #1 | 0 | - | 4.33 | 15,789 |
| Analogies of Countries #1 | 0 | - | 4.89 | 68,785 |
| Best-Selling Video Game Consoles | 0 | - | 4.82 | 279,029 |
| Landforms by Country | 0 | - | 4.52 | 52,031 |
| Name a Valid Answer - Geography | 0 | - | 4.95 | 105,163 |
| Megadiverse Countries | 0 | - | 4.96 | 149,488 |
| Animal Idioms Quiz #1 | 0 | - | 4.30 | 43,228 |
| Animal Idioms Quiz #2 | 0 | - | 4.33 | 43,786 |
| Books with Animals in the Title #1 | 0 | - | 4.41 | 74,788 |
| Animals A-Z #1 | 0 | - | 4.40 | 93,989 |
| Animals A-Z #2 | 0 | - | 4.12 | 66,567 |
| Word Puzzles - Animals #1 | 0 | - | 4.37 | 28,743 |
| Word Puzzles - Animals #2 | 0 | - | 4.20 | 24,934 |
| Countries with Wild Tigers | 0 | - | 4.96 | 137,794 |
| Countries with Wild Penguins | 0 | - | 4.94 | 100,916 |
| Animal Group Names | 0 | - | 4.07 | 23,305 |
| Largest Land Animals of the Americas | 0 | - | 4.39 | 20,330 |
| Largest Land Animals of Africa | 0 | - | 4.36 | 12,829 |
| Countries with the Most Venomous Animal Species | 0 | - | 4.87 | 87,837 |
| Sea Creatures by Picture | 0 | - | 4.27 | 17,839 |
| Fish... or Not a Fish? | 0 | - | 4.39 | 43,825 |
| Animals that Start with A | 0 | - | 4.26 | 112,589 |
| Animals that Start with B | 0 | - | 4.31 | 114,538 |
| Animals that Start with C | 0 | - | 4.21 | 93,658 |
| Animals that Start with D | 0 | - | 4.25 | 87,393 |
| Animals that Start with E | 0 | - | 4.28 | 74,278 |
| Animals that Start with F | 0 | - | 4.28 | 107,562 |
| Animals that Start with G | 0 | - | 4.25 | 80,493 |
| Animals that Start with K | 0 | - | 4.07 | 66,822 |
| Animals that Start with M | 0 | - | 4.23 | 84,365 |
| Animals that Start with R | 0 | - | 4.28 | 87,747 |
| Animals that Start with T | 0 | - | 4.32 | 92,196 |
| Animals that Start with H | 0 | - | 4.31 | 86,671 |
| Animals that Start with O | 0 | - | 4.27 | 88,900 |
| Animals that Start with W | 0 | - | 4.36 | 47,436 |
| Solve the Secret Country #3 | 0 | - | 4.98 | 66,247 |
| Italian Name Translation | 0 | - | 4.83 | 48,277 |
| Songs that Start with the Same Word | 0 | - | 4.87 | 111,923 |
| Solve the Secret Country #1 | 0 | - | 4.93 | 168,775 |
| Solve the Secret Country #2 | 0 | - | 4.87 | 120,927 |
| Anagram Chain - Countries | 0 | - | 4.98 | 117,971 |
| Geography Quiz for Dummies | 0 | - | 4.87 | 109,462 |
| Geographic Groups of Two #1 | 0 | - | 4.99 | 238,370 |
| 4-Letter Geography Chain #1 | 0 | - | 4.82 | 171,083 |
| Random Symbol to Element | 0 | - | 4.88 | 94,226 |
| Europe Geography Decoder | 0 | - | 4.87 | 70,393 |
| Name a Valid Year in History | 0 | - | 4.93 | 68,142 |
| Name a Valid World City | 0 | - | 4.85 | 72,160 |
| Countries but all Vowels are Changed to O | 0 | - | 4.91 | 71,387 |
| Countries by First Two Letters in 90 Seconds | 0 | - | 4.98 | 5,660,943 |
| Natural Features of Countries #1 | 0 | - | 4.87 | 84,260 |
| Countries with Fjords | 0 | - | 4.94 | 101,619 |
| Movies with Animals in the Title #1 | 0 | - | 4.20 | 184,156 |
| Songs with Animals in the Title #1 | 0 | - | 4.36 | 129,732 |
| Movies with Animals in the Title #2 | 0 | - | 4.28 | 108,839 |
| Animal Varieties #1 | 0 | - | 4.48 | 93,447 |
| A Whale of a Quiz | 0 | - | 4.41 | 36,182 |
| Animal Varieties #3 | 0 | - | 4.50 | 55,712 |
| Animal Stereotypes | 0 | - | 4.48 | 37,572 |
| Most Popular Dog Breeds in the U.S. | 0 | - | 4.14 | 119,861 |
| Birds A-Z | 0 | - | 4.24 | 36,662 |
| Word Scramble - Countries | 0 | - | 4.88 | 2,128,760 |
| 7 Deadly Sins | 0 | - | 4.88 | 404,912 |
| Disney Animated Characters | 0 | - | 4.88 | 603,235 |
| Conspiracy Theories – Mostly U.S. | 0 | - | 4.44 | 56,764 |
| Top Five Countries By Category #1 | 0 | - | 4.99 | 454,169 |
| Countries with Four Letters | 0 | - | 4.99 | 426,566 |
| Eight Most Popular Berries | 0 | - | 4.44 | 100,672 |
| Top 20 Fruits Sold in the U.S. | 0 | - | 4.45 | 68,745 |
| Sayings About Animals #1 | 0 | - | 4.35 | 108,350 |
| Sayings About Animals #4 | 0 | - | 4.21 | 42,321 |
| Countries with the Most Sheep | 0 | - | 4.93 | 103,788 |
| Fish by Picture #2 | 0 | - | 4.09 | 18,780 |
| Turkey (The Bird) | 0 | - | 4.15 | 12,438 |
| Animals that Start with N | 0 | - | 3.73 | 31,907 |
| Horse Vocabulary | 0 | - | 4.23 | 22,815 |
| Add A Letter - Make a European City | 0 | - | 4.88 | 23,538 |
| Random Geographic Groups of Seven | 0 | - | 4.92 | 46,983 |
| Alliterative Movie Titles | 0 | - | 4.20 | 21,007 |
| Planets of the Solar System Quiz | 0 | - | 4.93 | 1,103,870 |
| Fruits: No Vowels | 0 | - | 4.81 | 100,687 |
| Countries of the World with an Empty Map - Hard Version | 0 | - | 5.00 | 307,008 |
| Islands by Country #1 | 0 | - | 4.90 | 176,522 |
| Regions of Countries #1 | 0 | - | 4.96 | 160,355 |
| Regions of Countries #2 | 0 | - | 4.95 | 124,672 |
| Regions of Countries #3 | 0 | - | 4.85 | 91,481 |
| Random Geographic Groups of Five | 0 | - | 4.93 | 115,571 |
| Top Five Countries By Category #2 | 0 | - | 4.93 | 202,348 |
| Top Five Countries By Category #3 | 0 | - | 4.83 | 184,714 |
| Country Chain | 0 | - | 4.96 | 218,692 |
| Can You Name These 50 Random Countries? | 0 | - | 4.98 | 219,568 |
| Cold War Decoder | 0 | - | 4.83 | 52,714 |
| Name a Valid First-Level Subdivision for Every Country | 0 | - | 4.97 | 50,491 |
| Category Elimination - Countries #1 | 0 | - | 4.99 | 324,451 |
| Name a Valid Country #3 | 0 | - | 4.99 | 266,448 |
| Name a Valid Country #1 | 0 | - | 4.99 | 296,250 |
| Name a Valid Country #2 | 0 | - | 4.98 | 254,678 |
| Name a Valid Country #4 | 0 | - | 4.97 | 259,669 |
| Name a Valid Country #5 | 0 | - | 4.99 | 210,477 |
| Name a Valid Country #6 | 0 | - | 4.95 | 145,714 |
| Name a Valid Country #7 | 0 | - | 4.91 | 132,197 |
| Name a Valid Country #8 | 0 | - | 4.86 | 101,321 |
| Random Name a Valid Bordering Country | 0 | - | 4.99 | 77,038 |
| Name a Valid Country #10 | 0 | - | 4.93 | 44,466 |
| Countries by Languages in 90 Seconds | 0 | - | 4.93 | 746,011 |
| Big Cats | 0 | - | 3.91 | 67,958 |
| Countries With Two or More Bear Species | 0 | - | 4.90 | 22,951 |
| Animal Varieties #2 | 0 | - | 4.40 | 66,981 |
| Types of Bears | 0 | - | 4.50 | 144,005 |
| Deadly Animals | 0 | - | 4.02 | 110,867 |
| Famous Animals #1 | 0 | - | 4.03 | 240,070 |
| Famous Animals #2 | 0 | - | 4.02 | 57,617 |
| Famous Animals Quiz #3 | 0 | - | 4.24 | 43,444 |
| Animal Facts | 0 | - | 4.15 | 43,061 |
| Largest Land Animals of Asia | 0 | - | 3.64 | 8,360 |
| Countries with the Most Wolves | 0 | - | 4.92 | 108,771 |
| Cat Knowledge | 0 | - | 4.49 | 25,889 |
| Bear Knowledge | 0 | - | 4.54 | 35,189 |
| Cow Knowledge | 0 | - | 4.46 | 24,327 |
| Elephant Knowledge | 0 | - | 4.41 | 24,027 |
| Multiple Choice Animal Quiz #1 | 0 | - | 4.50 | 56,416 |
| Human Taxonomy | 0 | - | 4.70 | 19,001 |
| Famous Dogs | 0 | - | 4.02 | 28,120 |
| Countries that Catch the Most Fish | 0 | - | 4.90 | 113,287 |
| Country Quiz on a Map - USA | 0 | - | 4.98 | 58,692 |
| Two Letter Answers #2 | 0 | - | 4.43 | 86,808 |
| One Letter Answers #1 | 0 | - | 4.47 | 77,665 |
| People With Place Names | 0 | - | 4.01 | 40,049 |
| Guess a Top 5 Last Name by Country | 0 | - | 4.61 | 46,428 |
| "Son" Last Names | 0 | - | 4.47 | 42,856 |
| Shared First Names #2 | 0 | - | 4.53 | 45,988 |
| People with J Initials | 0 | - | 4.51 | 55,654 |
| History Analogies #1 | 0 | - | 4.53 | 90,421 |
| History Analogies #2 | 0 | - | 4.49 | 77,546 |
| History Analogies #3 | 0 | - | 4.61 | 80,988 |
| Movie Title Antonyms #1 | 0 | - | 4.81 | 197,164 |
| Obfuscations of Movie Titles #1 | 0 | - | 4.93 | 62,407 |
| English Idioms #1 | 0 | - | 4.45 | 146,639 |
| Cliche Quotes Quiz #2 | 0 | - | 4.42 | 45,581 |
| Clothing Idioms | 0 | - | 4.41 | 34,389 |
| Countries of Africa - One Minute Sprint | 0 | - | 4.43 | 324,582 |
| Places - Real or Fictional? | 0 | - | 4.59 | 49,802 |
| Are You a Nerd? | 0 | - | 4.35 | 45,241 |
| The Eleven Colors | 0 | - | 4.74 | 236,185 |
