| Animals - Taxonomy to Common Name | 0 | - | 4.81 | 28,418 |
| Animals by Skeleton Image | 0 | - | 4.81 | 46,809 |
| Word Scramble - Animals #1 | 0 | - | 4.36 | 138,319 |
| Animal Sounds | 0 | - | 4.26 | 191,950 |
| Word Scramble - Animals #2 | 0 | - | 4.39 | 52,556 |
| Word Scramble - Random Animals | 0 | - | 4.41 | 49,379 |
| Animal Emojis | 0 | - | 4.74 | 85,058 |
| Birds in the Answer | 0 | - | 4.56 | 52,905 |
| Fictional Animals #1 | 0 | - | 4.06 | 46,458 |
| People with Animal Names #1 | 0 | - | 3.97 | 42,584 |
| Mammals in the Answer | 0 | - | 4.35 | 29,989 |
| Three Letter Animals Quiz | 0 | - | 3.97 | 301,294 |
| Animal Decoder | 0 | - | 4.06 | 15,574 |
| Baby, Male and Female Animals | 0 | - | 4.43 | 150,926 |
| Animal Adjectives | 0 | - | 4.77 | 60,154 |
| North American Cat-Named Sports Teams | 0 | - | 4.43 | 33,780 |
| Animals: No Vowels #1 | 0 | - | 4.56 | 64,294 |
| Animals by Close-up Image | 0 | - | 4.42 | 218,831 |
| Aquatic Mammals by Picture | 0 | - | 4.41 | 45,906 |
| Extinct Animals by Picture | 0 | - | 4.49 | 35,415 |
| Mammals by Picture #1 | 0 | - | 4.70 | 92,247 |
| Bear in the Answers | 0 | - | 4.29 | 62,210 |
| Fictional Animals #2 | 0 | - | 3.97 | 36,374 |
| Words Containing Animals #1 | 0 | - | 4.21 | 43,597 |
| Words Containing Animals #2 | 0 | - | 4.09 | 34,485 |
| Name that Bug | 0 | - | 4.12 | 45,611 |
| Fictional Birds by Picture | 0 | - | 4.29 | 26,191 |
| Bird in the Answers | 0 | - | 4.11 | 33,899 |
| 3 and 4 Letter Birds | 0 | - | 4.25 | 23,843 |
| Bird Knowledge #2 | 0 | - | 4.42 | 14,227 |
| Fish by Picture #1 | 0 | - | 4.41 | 108,783 |
| North American Bird-Named Teams | 0 | - | 4.44 | 67,968 |
| Animals that Start with L | 0 | - | 4.47 | 102,354 |
| Animals that Start with P | 0 | - | 4.45 | 86,398 |
| Animals that Start with S | 0 | - | 4.49 | 87,600 |
| Animal Anatomy Quiz | 0 | - | 4.39 | 59,926 |
| Biggest Animals by Category | 0 | - | 4.18 | 73,250 |
| People with Animal Names Quiz #2 | 0 | - | 3.77 | 27,015 |
| "Big Five" African Game Animals | 0 | - | 4.22 | 47,455 |
| Three Letter Mammals Quiz | 0 | - | 3.69 | 11,916 |
| Four Letter Mammals Quiz | 0 | - | 3.83 | 12,599 |
| Animals: No Vowels #2 | 0 | - | 4.51 | 22,634 |
| Animals A-Z by Picture | 0 | - | 4.08 | 66,738 |
| Mammals by Picture #3 | 0 | - | 4.39 | 62,398 |
| Mammals by Picture #4 | 0 | - | 4.03 | 34,254 |
| Mammals by Picture #2 | 0 | - | 4.28 | 58,448 |
| Name a Valid Country Bordering Each Sea | 0 | - | 4.91 | 116,215 |
| Words that are Animals | 0 | - | 3.85 | 41,498 |
| Extinct Animals | 0 | - | 4.16 | 27,555 |
| Reptile Picture Quiz | 0 | - | 4.32 | 14,355 |
| Earliest Domestication of Animals | 0 | - | 4.34 | 28,290 |
| Animals in the News | 0 | - | 4.37 | 26,823 |
| Dog Knowledge | 0 | - | 4.46 | 34,513 |
| Largest Types of Birds | 0 | - | 4.19 | 27,005 |
| Bird Knowledge #1 | 0 | - | 4.33 | 15,771 |
| Analogies of Countries #1 | 0 | - | 4.89 | 68,662 |
| Best-Selling Video Game Consoles | 0 | - | 4.82 | 277,026 |
| Landforms by Country | 0 | - | 4.52 | 52,006 |
| Name a Valid Answer - Geography | 0 | - | 4.95 | 104,820 |
| Megadiverse Countries | 0 | - | 4.96 | 135,167 |
| Animal Idioms Quiz #1 | 0 | - | 4.29 | 43,129 |
| Animal Idioms Quiz #2 | 0 | - | 4.33 | 43,690 |
| Books with Animals in the Title #1 | 0 | - | 4.41 | 74,693 |
| Animals A-Z #1 | 0 | - | 4.40 | 93,858 |
| Animals A-Z #2 | 0 | - | 4.12 | 66,489 |
| Word Puzzles - Animals #1 | 0 | - | 4.37 | 28,693 |
| Word Puzzles - Animals #2 | 0 | - | 4.20 | 24,899 |
| Countries with Wild Tigers | 0 | - | 4.96 | 137,133 |
| Countries with Wild Penguins | 0 | - | 4.94 | 100,430 |
| Animal Group Names | 0 | - | 4.07 | 23,260 |
| Largest Land Animals of the Americas | 0 | - | 4.39 | 20,303 |
| Largest Land Animals of Africa | 0 | - | 4.36 | 12,792 |
| Countries with the Most Venomous Animal Species | 0 | - | 4.88 | 87,443 |
| Sea Creatures by Picture | 0 | - | 4.27 | 17,790 |
| Fish... or Not a Fish? | 0 | - | 4.39 | 43,663 |
| Animals that Start with A | 0 | - | 4.26 | 112,355 |
| Animals that Start with B | 0 | - | 4.31 | 114,066 |
| Animals that Start with C | 0 | - | 4.21 | 93,461 |
| Animals that Start with D | 0 | - | 4.25 | 87,207 |
| Animals that Start with E | 0 | - | 4.28 | 74,122 |
| Animals that Start with F | 0 | - | 4.28 | 107,375 |
| Animals that Start with G | 0 | - | 4.25 | 80,336 |
| Animals that Start with K | 0 | - | 4.07 | 66,698 |
| Animals that Start with M | 0 | - | 4.23 | 84,236 |
| Animals that Start with R | 0 | - | 4.28 | 87,610 |
| Animals that Start with T | 0 | - | 4.32 | 92,036 |
| Animals that Start with H | 0 | - | 4.31 | 86,523 |
| Animals that Start with O | 0 | - | 4.27 | 88,774 |
| Animals that Start with W | 0 | - | 4.36 | 47,324 |
| Italian Name Translation | 0 | - | 4.83 | 47,685 |
| Songs that Start with the Same Word | 0 | - | 4.87 | 111,337 |
| Solve the Secret Country #1 | 0 | - | 4.94 | 167,341 |
| Solve the Secret Country #2 | 0 | - | 4.87 | 119,730 |
| Anagram Chain - Countries | 0 | - | 4.98 | 117,255 |
| Geography Quiz for Dummies | 0 | - | 4.87 | 109,134 |
| April Fools' Quiz #1 | 0 | - | 3.84 | 59,832 |
| April Fools' Quiz #2 | 0 | - | 3.40 | 48,856 |
| Random General Knowledge - Countries | 0 | - | 4.33 | 89,020 |
| Geographic Groups of Two #1 | 0 | - | 4.99 | 237,768 |
| 4-Letter Geography Chain #1 | 0 | - | 4.82 | 170,608 |
| Random Symbol to Element | 0 | - | 4.88 | 93,648 |
| Europe Geography Decoder | 0 | - | 4.86 | 70,219 |
| Name a Valid World City | 0 | - | 4.84 | 71,755 |
| Countries but all Vowels are Changed to O | 0 | - | 4.91 | 70,568 |
| Solve the Secret Country #3 | 0 | - | 4.98 | 65,430 |
| Countries by First Two Letters in 90 Seconds | 0 | - | 4.98 | 5,644,619 |
| Natural Features of Countries #1 | 0 | - | 4.87 | 83,985 |
| Countries with Fjords | 0 | - | 4.94 | 101,202 |
| Movies with Animals in the Title #1 | 0 | - | 4.20 | 183,988 |
| Songs with Animals in the Title #1 | 0 | - | 4.36 | 129,583 |
| Movies with Animals in the Title #2 | 0 | - | 4.28 | 108,732 |
| Animal Varieties #1 | 0 | - | 4.48 | 93,088 |
| A Whale of a Quiz | 0 | - | 4.41 | 36,135 |
| Animal Varieties #3 | 0 | - | 4.52 | 55,536 |
| Animal Stereotypes | 0 | - | 4.48 | 37,425 |
| Most Popular Dog Breeds in the U.S. | 0 | - | 4.14 | 113,844 |
| Birds A-Z | 0 | - | 4.24 | 36,592 |
| Word Scramble - Countries | 0 | - | 4.87 | 2,109,882 |
| 7 Deadly Sins | 0 | - | 4.88 | 402,690 |
| Disney Animated Characters | 0 | - | 4.88 | 602,443 |
| Conspiracy Theories – Mostly U.S. | 0 | - | 4.44 | 56,657 |
| Top Five Countries By Category #1 | 0 | - | 4.99 | 452,583 |
| Countries with Four Letters | 0 | - | 4.99 | 424,925 |
| Eight Most Popular Berries | 0 | - | 4.43 | 99,778 |
| Top 20 Fruits Sold in the U.S. | 0 | - | 4.45 | 68,198 |
| Sayings About Animals #1 | 0 | - | 4.35 | 108,034 |
| Sayings About Animals #4 | 0 | - | 4.21 | 42,198 |
| Countries with the Most Sheep | 0 | - | 4.93 | 103,520 |
| Fish by Picture #2 | 0 | - | 4.09 | 18,670 |
| Turkey (The Bird) | 0 | - | 4.15 | 12,428 |
| Animals that Start with N | 0 | - | 3.73 | 31,809 |
| Horse Vocabulary | 0 | - | 4.23 | 22,779 |
| Add A Letter - Make a European City | 0 | - | 4.90 | 23,469 |
| Random Geographic Groups of Seven | 0 | - | 4.92 | 46,600 |
| Planets of the Solar System Quiz | 0 | - | 4.93 | 1,101,013 |
| Fruits: No Vowels | 0 | - | 4.81 | 100,255 |
| Countries of the World with an Empty Map - Hard Version | 0 | - | 5.00 | 306,154 |
| Islands by Country #1 | 0 | - | 4.90 | 176,028 |
| Regions of Countries #1 | 0 | - | 4.96 | 160,055 |
| Regions of Countries #2 | 0 | - | 4.95 | 124,395 |
| Regions of Countries #3 | 0 | - | 4.85 | 91,262 |
| Countries with Shortest Maximum Distances to the Ocean | 0 | - | 4.13 | 31,030 |
| Random Geographic Groups of Five | 0 | - | 4.93 | 115,166 |
| Top Five Countries By Category #2 | 0 | - | 4.93 | 201,637 |
| Top Five Countries By Category #3 | 0 | - | 4.83 | 184,033 |
| Country Chain | 0 | - | 4.96 | 218,068 |
| Can You Name These 50 Random Countries? | 0 | - | 4.98 | 218,236 |
| Cold War Decoder | 0 | - | 4.83 | 52,545 |
| Name a Valid Year in History | 0 | - | 4.93 | 67,738 |
| Name a Valid First-Level Subdivision for Every Country | 0 | - | 4.97 | 50,300 |
| Category Elimination - Countries #1 | 0 | - | 4.99 | 322,953 |
| Name a Valid Country #3 | 0 | - | 4.99 | 265,205 |
| Name a Valid Country #1 | 0 | - | 4.99 | 293,899 |
| Name a Valid Country #2 | 0 | - | 4.98 | 253,278 |
| Name a Valid Country #4 | 0 | - | 4.97 | 258,323 |
| Name a Valid Country #5 | 0 | - | 4.99 | 209,245 |
| Name a Valid Country #6 | 0 | - | 4.95 | 142,147 |
| Name a Valid Country #7 | 0 | - | 4.91 | 131,149 |
| Name a Valid Country #8 | 0 | - | 4.86 | 100,347 |
| Random Name a Valid Bordering Country | 0 | - | 4.99 | 76,482 |
| Name a Valid Country #10 | 0 | - | 4.93 | 43,879 |
| Countries by Languages in 90 Seconds | 0 | - | 4.93 | 737,777 |
| Animal Varieties #2 | 0 | - | 4.40 | 66,805 |
| Types of Bears | 0 | - | 4.51 | 143,889 |
| Deadly Animals | 0 | - | 4.02 | 110,729 |
| Famous Animals #1 | 0 | - | 4.03 | 239,877 |
| Famous Animals #2 | 0 | - | 4.02 | 57,570 |
| Famous Animals Quiz #3 | 0 | - | 4.24 | 43,391 |
| Animal Facts | 0 | - | 4.15 | 43,024 |
| Largest Land Animals of Asia | 0 | - | 3.64 | 8,334 |
| Countries with the Most Wolves | 0 | - | 4.92 | 108,441 |
| Cat Knowledge | 0 | - | 4.48 | 25,855 |
| Bear Knowledge | 0 | - | 4.54 | 35,142 |
| Cow Knowledge | 0 | - | 4.46 | 24,296 |
| Elephant Knowledge | 0 | - | 4.41 | 23,994 |
| Multiple Choice Animal Quiz #1 | 0 | - | 4.50 | 56,316 |
| Human Taxonomy | 0 | - | 4.70 | 18,961 |
| Famous Dogs | 0 | - | 4.02 | 28,029 |
| Countries that Catch the Most Fish | 0 | - | 4.90 | 112,996 |
| Big Cats | 0 | - | 3.91 | 67,872 |
| Countries With Two or More Bear Species | 0 | - | 4.90 | 22,835 |
| Country Quiz on a Map - USA | 0 | - | 4.98 | 58,310 |
| Two Letter Answers #2 | 0 | - | 4.43 | 86,660 |
| One Letter Answers #1 | 0 | - | 4.47 | 77,612 |
| People With Place Names | 0 | - | 4.01 | 39,804 |
| Guess a Top 5 Last Name by Country | 0 | - | 4.61 | 46,180 |
| "Son" Last Names | 0 | - | 4.47 | 42,619 |
| Shared First Names #2 | 0 | - | 4.53 | 45,784 |
| People with J Initials | 0 | - | 4.51 | 55,559 |
| History Analogies #1 | 0 | - | 4.53 | 90,139 |
| History Analogies #2 | 0 | - | 4.49 | 77,375 |
| History Analogies #3 | 0 | - | 4.61 | 80,833 |
| Movie Title Antonyms #1 | 0 | - | 4.81 | 196,641 |
| Obfuscations of Movie Titles #1 | 0 | - | 4.93 | 62,221 |
| English Idioms #1 | 0 | - | 4.45 | 146,248 |
| Cliche Quotes Quiz #2 | 0 | - | 4.42 | 45,485 |
| Clothing Idioms | 0 | - | 4.41 | 34,290 |
| Countries of Africa - One Minute Sprint | 0 | - | 4.43 | 323,797 |
| Are You a Nerd? | 0 | - | 4.35 | 45,074 |
| The Eleven Colors | 0 | - | 4.74 | 235,761 |
