| Animals - Taxonomy to Common Name | 0 | - | 4.81 | 28,562 |
| Animals by Skeleton Image | 0 | - | 4.81 | 47,096 |
| Europe Geography Decoder | 0 | - | 4.87 | 70,418 |
| Word Scramble - Animals #1 | 0 | - | 4.36 | 138,585 |
| Animal Sounds | 0 | - | 4.27 | 192,425 |
| Word Scramble - Animals #2 | 0 | - | 4.39 | 52,670 |
| Animal Emojis | 0 | - | 4.74 | 85,537 |
| Birds in the Answer | 0 | - | 4.56 | 52,965 |
| Cold War Decoder | 0 | - | 4.83 | 52,735 |
| Fictional Animals #1 | 0 | - | 4.06 | 46,486 |
| Word Scramble - Random Animals | 0 | - | 4.38 | 49,533 |
| Animals in World History | 0 | - | 4.74 | 44,736 |
| People with Animal Names #1 | 0 | - | 3.97 | 42,633 |
| Mammals in the Answer | 0 | - | 4.35 | 30,008 |
| Three Letter Animals Quiz | 0 | - | 3.97 | 301,598 |
| Bear in the Answers | 0 | - | 4.29 | 62,341 |
| Baby, Male and Female Animals | 0 | - | 4.41 | 151,315 |
| Animal Adjectives | 0 | - | 4.77 | 60,253 |
| North American Cat-Named Sports Teams | 0 | - | 4.43 | 33,870 |
| Animals: No Vowels #1 | 0 | - | 4.56 | 64,497 |
| Animals by Close-up Image | 0 | - | 4.42 | 219,636 |
| Aquatic Mammals by Picture | 0 | - | 4.41 | 46,098 |
| Extinct Animals by Picture | 0 | - | 4.49 | 35,575 |
| Mammals by Picture #1 | 0 | - | 4.69 | 92,636 |
| Christmas Decoder | 0 | - | 4.42 | 49,678 |
| Fictional Animals #2 | 0 | - | 3.97 | 36,408 |
| Words Containing Animals #1 | 0 | - | 4.21 | 43,662 |
| Words Containing Animals #2 | 0 | - | 4.09 | 34,517 |
| Name that Bug | 0 | - | 4.12 | 45,667 |
| Fictional Birds by Picture | 0 | - | 4.29 | 26,267 |
| Bird in the Answers | 0 | - | 4.11 | 34,053 |
| 3 and 4 Letter Birds | 0 | - | 4.25 | 23,882 |
| Bird Knowledge #2 | 0 | - | 4.42 | 14,263 |
| Fish by Picture #1 | 0 | - | 4.41 | 109,179 |
| North American Bird-Named Teams | 0 | - | 4.44 | 68,051 |
| Animals that Start with L | 0 | - | 4.47 | 102,596 |
| Animals that Start with P | 0 | - | 4.45 | 86,599 |
| Animals that Start with S | 0 | - | 4.49 | 87,791 |
| Country Decoders #1 | 0 | - | 4.45 | 43,843 |
| Animal Anatomy Quiz | 0 | - | 4.39 | 59,989 |
| Biggest Animals by Category | 0 | - | 4.18 | 73,334 |
| People with Animal Names Quiz #2 | 0 | - | 3.77 | 27,049 |
| "Big Five" African Game Animals | 0 | - | 4.22 | 47,524 |
| Three Letter Mammals Quiz | 0 | - | 3.69 | 11,946 |
| Four Letter Mammals Quiz | 0 | - | 3.83 | 12,629 |
| Animals: No Vowels #2 | 0 | - | 4.51 | 22,952 |
| Animals A-Z by Picture | 0 | - | 4.08 | 67,027 |
| Mammals by Picture #3 | 0 | - | 4.39 | 62,596 |
| Mammals by Picture #4 | 0 | - | 4.03 | 34,403 |
| Mammals by Picture #2 | 0 | - | 4.28 | 58,660 |
| Halloween Decoder | 0 | - | 4.21 | 45,707 |
| Name a Valid Country Bordering Each Sea | 0 | - | 4.91 | 116,671 |
| Words that are Animals | 0 | - | 3.85 | 41,524 |
| Extinct Animals | 0 | - | 4.13 | 27,602 |
| Reptile Picture Quiz | 0 | - | 4.32 | 14,409 |
| Earliest Domestication of Animals | 0 | - | 4.34 | 28,333 |
| Animals in the News | 0 | - | 4.37 | 26,851 |
| Dog Knowledge | 0 | - | 4.46 | 34,705 |
| Largest Types of Birds | 0 | - | 4.19 | 27,044 |
| Bird Knowledge #1 | 0 | - | 4.33 | 15,792 |
| Analogies of Countries #1 | 0 | - | 4.89 | 68,799 |
| Best-Selling Video Game Consoles | 0 | - | 4.82 | 279,319 |
| Landforms by Country | 0 | - | 4.52 | 52,033 |
| Name a Valid Answer - Geography | 0 | - | 4.95 | 105,219 |
| Megadiverse Countries | 0 | - | 4.96 | 149,906 |
| Animal Idioms Quiz #1 | 0 | - | 4.30 | 43,231 |
| Animal Idioms Quiz #2 | 0 | - | 4.33 | 43,792 |
| Books with Animals in the Title #1 | 0 | - | 4.41 | 74,801 |
| Animals A-Z #1 | 0 | - | 4.40 | 94,019 |
| Animals A-Z #2 | 0 | - | 4.12 | 66,578 |
| Word Puzzles - Animals #1 | 0 | - | 4.37 | 28,744 |
| Word Puzzles - Animals #2 | 0 | - | 4.20 | 24,936 |
| Countries with Wild Tigers | 0 | - | 4.96 | 137,828 |
| Countries with Wild Penguins | 0 | - | 4.94 | 100,947 |
| Animal Group Names | 0 | - | 4.07 | 23,312 |
| Largest Land Animals of the Americas | 0 | - | 4.39 | 20,337 |
| Largest Land Animals of Africa | 0 | - | 4.36 | 12,837 |
| Countries with the Most Venomous Animal Species | 0 | - | 4.87 | 87,858 |
| Sea Creatures by Picture | 0 | - | 4.27 | 17,844 |
| Fish... or Not a Fish? | 0 | - | 4.39 | 43,841 |
| Animals that Start with A | 0 | - | 4.26 | 112,615 |
| Animals that Start with B | 0 | - | 4.31 | 114,569 |
| Animals that Start with C | 0 | - | 4.21 | 93,680 |
| Animals that Start with D | 0 | - | 4.25 | 87,420 |
| Animals that Start with E | 0 | - | 4.28 | 74,305 |
| Animals that Start with F | 0 | - | 4.28 | 107,585 |
| Animals that Start with G | 0 | - | 4.25 | 80,512 |
| Animals that Start with K | 0 | - | 4.07 | 66,839 |
| Animals that Start with M | 0 | - | 4.23 | 84,392 |
| Animals that Start with R | 0 | - | 4.28 | 87,775 |
| Animals that Start with T | 0 | - | 4.32 | 92,220 |
| Animals that Start with H | 0 | - | 4.31 | 86,696 |
| Animals that Start with O | 0 | - | 4.27 | 88,918 |
| Animals that Start with W | 0 | - | 4.36 | 47,453 |
| Solve the Secret Country #3 | 0 | - | 4.98 | 66,353 |
| Italian Name Translation | 0 | - | 4.83 | 48,369 |
| Songs that Start with the Same Word | 0 | - | 4.87 | 111,985 |
| Solve the Secret Country #1 | 0 | - | 4.93 | 168,947 |
| Solve the Secret Country #2 | 0 | - | 4.87 | 121,093 |
| Anagram Chain - Countries | 0 | - | 4.98 | 118,061 |
| Geography Quiz for Dummies | 0 | - | 4.87 | 109,499 |
| Geographic Groups of Two #1 | 0 | - | 4.99 | 238,453 |
| 4-Letter Geography Chain #1 | 0 | - | 4.82 | 171,130 |
| Random Symbol to Element | 0 | - | 4.88 | 94,284 |
| Name a Valid Year in History | 0 | - | 4.93 | 68,222 |
| Name a Valid World City | 0 | - | 4.85 | 72,213 |
| Countries but all Vowels are Changed to O | 0 | - | 4.91 | 71,505 |
| Countries by First Two Letters in 90 Seconds | 0 | - | 4.98 | 5,663,467 |
| Natural Features of Countries #1 | 0 | - | 4.87 | 84,289 |
| Countries with Fjords | 0 | - | 4.94 | 101,671 |
| Movies with Animals in the Title #1 | 0 | - | 4.20 | 184,181 |
| Songs with Animals in the Title #1 | 0 | - | 4.36 | 129,761 |
| Movies with Animals in the Title #2 | 0 | - | 4.28 | 108,858 |
| Animal Varieties #1 | 0 | - | 4.48 | 93,463 |
| A Whale of a Quiz | 0 | - | 4.41 | 36,193 |
| Animal Varieties #3 | 0 | - | 4.50 | 55,730 |
| Animal Stereotypes | 0 | - | 4.48 | 37,596 |
| Most Popular Dog Breeds in the U.S. | 0 | - | 4.14 | 120,285 |
| Birds A-Z | 0 | - | 4.24 | 36,668 |
| Word Scramble - Countries | 0 | - | 4.88 | 2,129,850 |
| 7 Deadly Sins | 0 | - | 4.88 | 405,183 |
| Disney Animated Characters | 0 | - | 4.88 | 603,345 |
| Conspiracy Theories – Mostly U.S. | 0 | - | 4.44 | 56,776 |
| Top Five Countries By Category #1 | 0 | - | 4.99 | 454,372 |
| Countries with Four Letters | 0 | - | 4.99 | 426,809 |
| Eight Most Popular Berries | 0 | - | 4.44 | 100,716 |
| Top 20 Fruits Sold in the U.S. | 0 | - | 4.45 | 68,798 |
| Sayings About Animals #1 | 0 | - | 4.35 | 108,366 |
| Sayings About Animals #4 | 0 | - | 4.21 | 42,330 |
| Countries with the Most Sheep | 0 | - | 4.93 | 103,817 |
| Fish by Picture #2 | 0 | - | 4.09 | 18,792 |
| Turkey (The Bird) | 0 | - | 4.15 | 12,440 |
| Animals that Start with N | 0 | - | 3.73 | 31,922 |
| Horse Vocabulary | 0 | - | 4.23 | 22,818 |
| Add A Letter - Make a European City | 0 | - | 4.88 | 23,547 |
| Random Geographic Groups of Seven | 0 | - | 4.92 | 47,042 |
| Planets of the Solar System Quiz | 0 | - | 4.93 | 1,104,286 |
| Fruits: No Vowels | 0 | - | 4.81 | 100,751 |
| Countries of the World with an Empty Map - Hard Version | 0 | - | 5.00 | 307,155 |
| Islands by Country #1 | 0 | - | 4.90 | 176,946 |
| Regions of Countries #1 | 0 | - | 4.96 | 160,406 |
| Regions of Countries #2 | 0 | - | 4.95 | 124,724 |
| Regions of Countries #3 | 0 | - | 4.85 | 91,520 |
| Country Decoders #2 | 0 | - | 4.12 | 26,904 |
| Random Geographic Groups of Five | 0 | - | 4.93 | 115,632 |
| Top Five Countries By Category #2 | 0 | - | 4.93 | 202,468 |
| Top Five Countries By Category #3 | 0 | - | 4.83 | 184,813 |
| Country Chain | 0 | - | 4.96 | 218,761 |
| Can You Name These 50 Random Countries? | 0 | - | 4.98 | 219,768 |
| Name a Valid First-Level Subdivision for Every Country | 0 | - | 4.97 | 50,520 |
| Category Elimination - Countries #1 | 0 | - | 4.99 | 324,688 |
| Name a Valid Country #3 | 0 | - | 4.99 | 266,584 |
| Name a Valid Country #1 | 0 | - | 4.99 | 296,578 |
| Name a Valid Country #2 | 0 | - | 4.98 | 254,837 |
| Name a Valid Country #4 | 0 | - | 4.97 | 259,815 |
| Name a Valid Country #5 | 0 | - | 4.99 | 210,639 |
| Name a Valid Country #6 | 0 | - | 4.95 | 145,847 |
| Name a Valid Country #7 | 0 | - | 4.91 | 132,311 |
| Name a Valid Country #8 | 0 | - | 4.86 | 101,430 |
| Random Name a Valid Bordering Country | 0 | - | 4.99 | 77,116 |
| Name a Valid Country #10 | 0 | - | 4.93 | 44,528 |
| Countries by Languages in 90 Seconds | 0 | - | 4.93 | 747,254 |
| Big Cats | 0 | - | 3.91 | 67,973 |
| Countries With Two or More Bear Species | 0 | - | 4.90 | 22,957 |
| Animal Varieties #2 | 0 | - | 4.40 | 66,997 |
| Types of Bears | 0 | - | 4.50 | 144,017 |
| Deadly Animals | 0 | - | 4.02 | 110,880 |
| Famous Animals #1 | 0 | - | 4.03 | 240,096 |
| Famous Animals #2 | 0 | - | 4.02 | 57,627 |
| Famous Animals Quiz #3 | 0 | - | 4.24 | 43,448 |
| Animal Facts | 0 | - | 4.15 | 43,065 |
| Largest Land Animals of Asia | 0 | - | 3.64 | 8,365 |
| Countries with the Most Wolves | 0 | - | 4.92 | 108,800 |
| Cat Knowledge | 0 | - | 4.49 | 25,894 |
| Bear Knowledge | 0 | - | 4.54 | 35,193 |
| Cow Knowledge | 0 | - | 4.46 | 24,329 |
| Elephant Knowledge | 0 | - | 4.41 | 24,034 |
| Multiple Choice Animal Quiz #1 | 0 | - | 4.50 | 56,431 |
| Human Taxonomy | 0 | - | 4.70 | 19,008 |
| Famous Dogs | 0 | - | 4.02 | 28,130 |
| Countries that Catch the Most Fish | 0 | - | 4.90 | 113,317 |
| Country Quiz on a Map - USA | 0 | - | 4.98 | 58,749 |
| Two Letter Answers #2 | 0 | - | 4.43 | 86,826 |
| One Letter Answers #1 | 0 | - | 4.47 | 77,680 |
| People With Place Names | 0 | - | 4.01 | 40,096 |
| Guess a Top 5 Last Name by Country | 0 | - | 4.61 | 46,477 |
| "Son" Last Names | 0 | - | 4.47 | 42,894 |
| Shared First Names #2 | 0 | - | 4.53 | 46,014 |
| People with J Initials | 0 | - | 4.51 | 55,669 |
| History Analogies #1 | 0 | - | 4.53 | 90,431 |
| History Analogies #2 | 0 | - | 4.49 | 77,554 |
| History Analogies #3 | 0 | - | 4.61 | 80,994 |
| Movie Title Antonyms #1 | 0 | - | 4.81 | 197,223 |
| Obfuscations of Movie Titles #1 | 0 | - | 4.93 | 62,425 |
| English Idioms #1 | 0 | - | 4.45 | 146,690 |
| Cliche Quotes Quiz #2 | 0 | - | 4.42 | 45,583 |
| Clothing Idioms | 0 | - | 4.41 | 34,396 |
| Countries of Africa - One Minute Sprint | 0 | - | 4.43 | 324,709 |
| Places - Real or Fictional? | 0 | - | 4.59 | 49,813 |
| Are You a Nerd? | 0 | - | 4.35 | 45,270 |
