| Countries by First Two Letters in 90 Seconds | 0 | - | 4.98 | 5,624,957 |
| Animals by Skeleton Image | 0 | - | 4.81 | 46,518 |
| Word Scramble - Animals #1 | 0 | - | 4.36 | 138,076 |
| Animal Sounds | 0 | - | 4.26 | 191,716 |
| Word Scramble - Animals #2 | 0 | - | 4.39 | 52,452 |
| Word Scramble - Random Animals | 0 | - | 4.41 | 49,190 |
| Animal Emojis | 0 | - | 4.74 | 84,624 |
| Birds in the Answer | 0 | - | 4.56 | 52,845 |
| Countries by Languages in 90 Seconds | 0 | - | 4.94 | 721,139 |
| Fictional Animals #1 | 0 | - | 4.06 | 46,422 |
| Countries of Africa - One Minute Sprint | 0 | - | 4.43 | 322,392 |
| People with Animal Names #1 | 0 | - | 3.97 | 42,549 |
| Mammals in the Answer | 0 | - | 4.35 | 29,964 |
| Three Letter Animals Quiz | 0 | - | 3.97 | 300,986 |
| Animal Decoder | 0 | - | 4.06 | 15,539 |
| Bear in the Answers | 0 | - | 4.29 | 61,997 |
| Baby, Male and Female Animals | 0 | - | 4.43 | 150,505 |
| Animal Adjectives | 0 | - | 4.77 | 60,024 |
| North American Cat-Named Sports Teams | 0 | - | 4.43 | 33,693 |
| Animals: No Vowels #1 | 0 | - | 4.56 | 64,114 |
| Animals by Close-up Image | 0 | - | 4.42 | 217,916 |
| Aquatic Mammals by Picture | 0 | - | 4.41 | 45,656 |
| Extinct Animals by Picture | 0 | - | 4.49 | 35,247 |
| Mammals by Picture #1 | 0 | - | 4.70 | 91,854 |
| Countries of the World - One Minute Sprint | 0 | - | 4.36 | 977,098 |
| Countries of Asia - One Minute Sprint | 0 | - | 4.41 | 275,334 |
| Fictional Animals #2 | 0 | - | 3.97 | 36,344 |
| Words Containing Animals #1 | 0 | - | 4.21 | 43,526 |
| Words Containing Animals #2 | 0 | - | 4.07 | 34,447 |
| Name that Bug | 0 | - | 4.12 | 45,569 |
| Fictional Birds by Picture | 0 | - | 4.29 | 26,115 |
| Bird in the Answers | 0 | - | 4.11 | 33,704 |
| 3 and 4 Letter Birds | 0 | - | 4.25 | 23,812 |
| Bird Knowledge #2 | 0 | - | 4.42 | 14,188 |
| Countries by Borders in 90 Seconds with an Empty Map | 0 | - | 4.90 | 279,423 |
| Animals A-Z #1 | 0 | - | 4.41 | 93,641 |
| Fish by Picture #1 | 0 | - | 4.41 | 108,559 |
| North American Bird-Named Teams | 0 | - | 4.44 | 67,884 |
| Animals that Start with L | 0 | - | 4.47 | 102,142 |
| Animals that Start with P | 0 | - | 4.45 | 86,169 |
| Animals that Start with S | 0 | - | 4.49 | 87,375 |
| Animal Anatomy Quiz | 0 | - | 4.39 | 59,828 |
| Biggest Animals by Category | 0 | - | 4.18 | 73,148 |
| People with Animal Names Quiz #2 | 0 | - | 3.77 | 26,986 |
| "Big Five" African Game Animals | 0 | - | 4.22 | 47,388 |
| Three Letter Mammals Quiz | 0 | - | 3.69 | 11,890 |
| Four Letter Mammals Quiz | 0 | - | 3.83 | 12,563 |
| Animals: No Vowels #2 | 0 | - | 4.50 | 22,269 |
| Animals A-Z by Picture | 0 | - | 4.08 | 66,476 |
| Mammals by Picture #3 | 0 | - | 4.39 | 62,149 |
| Mammals by Picture #4 | 0 | - | 4.03 | 34,148 |
| Mammals by Picture #2 | 0 | - | 4.28 | 58,261 |
| Name a Valid Country Bordering Each Sea | 0 | - | 4.91 | 115,770 |
| Words that are Animals | 0 | - | 3.88 | 41,469 |
| Extinct Animals | 0 | - | 4.16 | 27,510 |
| Reptile Picture Quiz | 0 | - | 4.32 | 14,303 |
| Earliest Domestication of Animals | 0 | - | 4.34 | 28,260 |
| Animals in the News | 0 | - | 4.37 | 26,796 |
| Dog Knowledge | 0 | - | 4.46 | 34,387 |
| Largest Types of Birds | 0 | - | 4.19 | 26,976 |
| Bird Knowledge #1 | 0 | - | 4.33 | 15,738 |
| Countries by Borders, Bordering Sea, Capital Proximity, Official Language or Currency in 30 Seconds | 0 | - | 4.95 | 239,925 |
| Analogies of Countries #1 | 0 | - | 4.88 | 68,403 |
| Best-Selling Video Game Consoles | 0 | - | 4.82 | 274,821 |
| Landforms by Country | 0 | - | 4.52 | 51,972 |
| Name a Valid Answer - Geography | 0 | - | 4.95 | 104,387 |
| Megadiverse Countries | 0 | - | 4.96 | 134,903 |
| Animal Idioms Quiz #1 | 0 | - | 4.32 | 43,068 |
| Animal Idioms Quiz #2 | 0 | - | 4.33 | 43,619 |
| Books with Animals in the Title #1 | 0 | - | 4.41 | 74,594 |
| Animals A-Z #2 | 0 | - | 4.12 | 66,381 |
| Word Puzzles - Animals #1 | 0 | - | 4.37 | 28,651 |
| Word Puzzles - Animals #2 | 0 | - | 4.20 | 24,867 |
| Countries with Wild Tigers | 0 | - | 4.96 | 136,843 |
| Countries with Wild Penguins | 0 | - | 4.94 | 100,188 |
| Animal Group Names | 0 | - | 4.07 | 23,199 |
| Largest Land Animals of the Americas | 0 | - | 4.39 | 20,270 |
| Largest Land Animals of Africa | 0 | - | 4.36 | 12,758 |
| Countries with the Most Venomous Animal Species | 0 | - | 4.87 | 87,207 |
| Sea Creatures by Picture | 0 | - | 4.27 | 17,719 |
| Fish... or Not a Fish? | 0 | - | 4.39 | 43,510 |
| Animals that Start with A | 0 | - | 4.26 | 112,131 |
| Animals that Start with B | 0 | - | 4.31 | 113,822 |
| Animals that Start with C | 0 | - | 4.21 | 93,270 |
| Animals that Start with D | 0 | - | 4.25 | 87,008 |
| Animals that Start with E | 0 | - | 4.28 | 73,951 |
| Animals that Start with F | 0 | - | 4.28 | 107,150 |
| Animals that Start with G | 0 | - | 4.25 | 80,183 |
| Animals that Start with K | 0 | - | 4.07 | 66,577 |
| Animals that Start with M | 0 | - | 4.23 | 84,047 |
| Animals that Start with R | 0 | - | 4.27 | 87,421 |
| Animals that Start with T | 0 | - | 4.32 | 91,491 |
| Animals that Start with H | 0 | - | 4.31 | 86,370 |
| Animals that Start with O | 0 | - | 4.27 | 88,611 |
| Animals that Start with W | 0 | - | 4.36 | 47,184 |
| Italian Name Translation | 0 | - | 4.83 | 46,898 |
| Songs that Start with the Same Word | 0 | - | 4.87 | 110,832 |
| Solve the Secret Country #1 | 0 | - | 4.94 | 165,848 |
| Solve the Secret Country #2 | 0 | - | 4.87 | 118,461 |
| Anagram Chain - Countries | 0 | - | 4.98 | 116,555 |
| Geography Quiz for Dummies | 0 | - | 4.87 | 108,721 |
| Geographic Groups of Two #1 | 0 | - | 4.99 | 237,032 |
| 4-Letter Geography Chain #1 | 0 | - | 4.82 | 170,085 |
| Random Symbol to Element | 0 | - | 4.88 | 93,118 |
| Europe Geography Decoder | 0 | - | 4.86 | 70,002 |
| Name a Valid World City | 0 | - | 4.83 | 71,251 |
| Countries but all Vowels are Changed to O | 0 | - | 4.91 | 69,659 |
| Solve the Secret Country #3 | 0 | - | 4.98 | 64,661 |
| Natural Features of Countries #1 | 0 | - | 4.87 | 83,844 |
| Countries with Fjords | 0 | - | 4.94 | 100,913 |
| Movies with Animals in the Title #1 | 0 | - | 4.20 | 183,692 |
| Songs with Animals in the Title #1 | 0 | - | 4.36 | 129,398 |
| Movies with Animals in the Title #2 | 0 | - | 4.28 | 108,358 |
| Animal Varieties #1 | 0 | - | 4.48 | 92,913 |
| A Whale of a Quiz | 0 | - | 4.41 | 36,091 |
| Animal Varieties #3 | 0 | - | 4.54 | 55,408 |
| Animal Stereotypes | 0 | - | 4.48 | 37,261 |
| Most Popular Dog Breeds | 0 | - | 4.20 | 111,019 |
| Birds A-Z | 0 | - | 4.24 | 36,535 |
| Word Scramble - Countries | 0 | - | 4.87 | 2,102,250 |
| 7 Deadly Sins | 0 | - | 4.88 | 400,528 |
| Fast Math - Addition | 0 | - | 4.87 | 522,975 |
| Disney Animated Characters | 0 | - | 4.88 | 601,520 |
| Conspiracy Theories – Mostly U.S. | 0 | - | 4.44 | 56,520 |
| Top Five Countries By Category #1 | 0 | - | 4.99 | 450,981 |
| Countries with Four Letters | 0 | - | 4.99 | 422,617 |
| Eight Most Popular Berries | 0 | - | 4.43 | 99,397 |
| Top 20 Fruits Sold in the U.S. | 0 | - | 4.45 | 67,796 |
| Sayings About Animals #1 | 0 | - | 4.35 | 107,915 |
| Sayings About Animals #4 | 0 | - | 4.21 | 42,116 |
| Countries with the Most Sheep | 0 | - | 4.92 | 103,272 |
| Fish by Picture #2 | 0 | - | 4.07 | 18,573 |
| Turkey (The Bird) | 0 | - | 4.15 | 12,414 |
| Animals that Start with N | 0 | - | 3.73 | 31,696 |
| Horse Vocabulary | 0 | - | 4.23 | 22,743 |
| Planets of the Solar System Quiz | 0 | - | 4.93 | 1,097,770 |
| Fruits: No Vowels | 0 | - | 4.81 | 99,705 |
| Countries of the World with an Empty Map - Hard Version | 0 | - | 5.00 | 305,133 |
| Islands by Country #1 | 0 | - | 4.88 | 175,315 |
| Regions of Countries #1 | 0 | - | 4.96 | 159,556 |
| Regions of Countries #2 | 0 | - | 4.95 | 123,911 |
| Regions of Countries #3 | 0 | - | 4.85 | 90,745 |
| Random Geographic Groups of Five | 0 | - | 4.93 | 114,645 |
| Top Five Countries By Category #2 | 0 | - | 4.93 | 200,746 |
| Top Five Countries By Category #3 | 0 | - | 4.83 | 182,675 |
| Country Chain | 0 | - | 4.96 | 217,132 |
| Can You Name These 50 Random Countries? | 0 | - | 4.99 | 216,859 |
| Cold War Decoder | 0 | - | 4.83 | 52,369 |
| Name a Valid Year in History | 0 | - | 4.93 | 67,267 |
| Name a Valid First-Level Subdivision for Every Country | 0 | - | 4.97 | 50,046 |
| Category Elimination - Countries #1 | 0 | - | 4.99 | 320,792 |
| Name a Valid Country #3 | 0 | - | 4.99 | 263,120 |
| Name a Valid Country #1 | 0 | - | 4.99 | 290,085 |
| Name a Valid Country #2 | 0 | - | 4.98 | 250,826 |
| Name a Valid Country #4 | 0 | - | 4.97 | 255,686 |
| Name a Valid Country #5 | 0 | - | 4.99 | 207,092 |
| Name a Valid Country #6 | 0 | - | 4.94 | 129,494 |
| Name a Valid Country #7 | 0 | - | 4.91 | 129,344 |
| Name a Valid Country #8 | 0 | - | 4.86 | 98,705 |
| Random Name a Valid Bordering Country | 0 | - | 4.99 | 75,600 |
| Name a Valid Country #10 | 0 | - | 4.93 | 42,968 |
| Add A Letter - Make a European City | 0 | - | 4.90 | 23,389 |
| Random Geographic Groups of Seven | 0 | - | 4.91 | 46,094 |
| Big Cats | 0 | - | 3.91 | 67,804 |
| Countries With Two or More Bear Species | 0 | - | 4.90 | 22,767 |
| Animal Varieties #2 | 0 | - | 4.40 | 66,685 |
| Types of Bears | 0 | - | 4.51 | 143,753 |
| Deadly Animals | 0 | - | 4.03 | 110,608 |
| Famous Animals #1 | 0 | - | 4.03 | 239,690 |
| Famous Animals #2 | 0 | - | 4.02 | 57,510 |
| Famous Animals Quiz #3 | 0 | - | 4.24 | 43,322 |
| Animal Facts | 0 | - | 4.15 | 42,987 |
| Largest Land Animals of Asia | 0 | - | 3.64 | 8,305 |
| Countries with the Most Wolves | 0 | - | 4.92 | 108,096 |
| Cat Knowledge | 0 | - | 4.48 | 25,803 |
| Bear Knowledge | 0 | - | 4.54 | 35,092 |
| Cow Knowledge | 0 | - | 4.46 | 24,264 |
| Elephant Knowledge | 0 | - | 4.41 | 23,964 |
| Multiple Choice Animal Quiz #1 | 0 | - | 4.50 | 56,196 |
| Human Taxonomy | 0 | - | 4.68 | 18,916 |
| Famous Dogs | 0 | - | 4.02 | 27,956 |
| Countries that Catch the Most Fish | 0 | - | 4.90 | 112,523 |
| Chuck Norris Facts | 0 | - | 4.52 | 8,465 |
| Two Letter Answers #2 | 0 | - | 4.43 | 86,437 |
| One Letter Answers #1 | 0 | - | 4.47 | 77,533 |
| Guess a Top 5 Last Name by Country | 0 | - | 4.61 | 45,870 |
| Shared First Names #2 | 0 | - | 4.53 | 45,471 |
| People with J Initials | 0 | - | 4.51 | 55,476 |
| History Analogies #1 | 0 | - | 4.53 | 89,973 |
| History Analogies #2 | 0 | - | 4.49 | 77,228 |
| History Analogies #3 | 0 | - | 4.61 | 80,667 |
| Movie Title Antonyms #1 | 0 | - | 4.81 | 195,767 |
| Obfuscations of Movie Titles #1 | 0 | - | 4.93 | 62,052 |
| English Idioms #1 | 0 | - | 4.45 | 145,517 |
| Cliche Quotes Quiz #2 | 0 | - | 4.42 | 45,405 |
| Clothing Idioms | 0 | - | 4.41 | 34,210 |
| Are You a Nerd? | 0 | - | 4.35 | 44,892 |
| The Eleven Colors | 0 | - | 4.74 | 235,206 |
| Science General Knowledge #1 | 0 | - | 4.54 | 166,085 |
| Science General Knowledge #2 | 0 | - | 4.48 | 118,872 |
