| Countries with Four Letters | 0 | - | 4.99 | 423,398 |
| Country Chain | 0 | - | 4.96 | 217,475 |
| U.S. Cities with Teams from All Four Major Sports | 0 | - | 4.88 | 138,960 |
| All Major North American Pro Sports Teams | 0 | - | 4.99 | 1,003,609 |
| North American Cat-Named Sports Teams | 0 | - | 4.43 | 33,738 |
| Largest World Cities With Five Letters | 0 | - | 4.53 | 67,145 |
| Groups of Things - Sports | 0 | - | 4.27 | 67,841 |
| MLB Baseball Teams Quiz | 0 | - | 4.91 | 891,903 |
| All Teams to Ever Play a FIFA World Cup | 0 | - | 4.95 | 342,476 |
| FIFA World Cup Top 4 Positions | 0 | - | 4.96 | 463,500 |
| Super Short Movie Titles | 0 | - | 4.50 | 116,812 |
| American Sports Cliches | 0 | - | 4.10 | 109,520 |
| NBA Basketball Analogies | 0 | - | 4.19 | 37,001 |
| Three Letter Body Parts | 0 | - | 4.40 | 205,743 |
| Three Letter Acronyms #1 | 0 | - | 4.14 | 67,667 |
| Four-Letter Acronyms | 0 | - | 4.32 | 113,459 |
| Three-Letter Acronyms #2 | 0 | - | 4.23 | 46,459 |
| One-Syllable Human Body Parts | 0 | - | 4.29 | 88,342 |
| Four Letter African Geography | 0 | - | 4.67 | 19,480 |
| Four Letter European Geography #2 | 0 | - | 4.57 | 20,552 |
| Countries by Sports League Revenue | 0 | - | 4.94 | 77,712 |
| North American Sports Quotes | 0 | - | 3.83 | 37,210 |
| Most Popular High School Sports (U.S.) | 0 | - | 4.69 | 144,486 |
| NFL Football Teams Quiz | 0 | - | 4.98 | 2,294,704 |
| NBA Basketball Teams Quiz | 0 | - | 4.98 | 2,584,678 |
| NHL Hockey Teams Quiz | 0 | - | 4.90 | 654,065 |
| NBA MVPs Quiz | 0 | - | 4.92 | 1,244,484 |
| All-NBA First Team Players | 0 | - | 4.83 | 542,844 |
| FIFA World Cup Host Countries | 0 | - | 4.97 | 239,742 |
| Analogies of Countries #1 | 0 | - | 4.89 | 68,473 |
| Best-Selling Video Game Consoles | 0 | - | 4.82 | 275,850 |
| Name a Valid Answer - Geography | 0 | - | 4.95 | 104,576 |
| MLB Baseball Team Names by Clue | 0 | - | 4.35 | 67,802 |
| MLB Baseball Analogies | 0 | - | 4.27 | 24,169 |
| MLB Baseball Groups of Things | 0 | - | 4.09 | 18,582 |
| Baseball Word Chain | 0 | - | 4.17 | 16,233 |
| MLB Baseball Hall of Fame by Team | 0 | - | 4.15 | 10,555 |
| Olympic Host Countries | 0 | - | 4.98 | 201,134 |
| NCAA Basketball Team Names | 0 | - | 4.38 | 38,101 |
| Ten Highest Ranking FIFA Countries by Year | 0 | - | 4.95 | 310,868 |
| National Football Team Logos | 0 | - | 4.85 | 180,869 |
| Countries but all Vowels are Changed to O | 0 | - | 4.91 | 70,022 |
| Italian Name Translation | 0 | - | 4.83 | 47,256 |
| Five Letter Movie Titles | 0 | - | 4.27 | 73,958 |
| Songs that Start with the Same Word | 0 | - | 4.87 | 111,055 |
| Solve the Secret Country #1 | 0 | - | 4.94 | 166,424 |
| Solve the Secret Country #2 | 0 | - | 4.87 | 118,963 |
| Anagram Chain - Countries | 0 | - | 4.98 | 116,819 |
| Geography Quiz for Dummies | 0 | - | 4.87 | 108,917 |
| Geographic Groups of Two #1 | 0 | - | 4.99 | 237,305 |
| Three Letter Animals Quiz | 0 | - | 3.97 | 301,145 |
| Three-Letter Acronyms #3 | 0 | - | 4.15 | 30,001 |
| One-Syllable Countries Quiz | 0 | - | 4.36 | 123,004 |
| 5-Letter Literature Chain | 0 | - | 4.29 | 54,874 |
| 4-Letter Literature Chain | 0 | - | 4.39 | 42,429 |
| Four Letter European Geography #1 | 0 | - | 4.40 | 28,304 |
| 4-Letter Geography Chain #1 | 0 | - | 4.82 | 170,262 |
| Random Symbol to Element | 0 | - | 4.88 | 93,266 |
| Europe Geography Decoder | 0 | - | 4.86 | 70,116 |
| Solve the Secret Country #3 | 0 | - | 4.98 | 64,941 |
| Countries by First Two Letters in 90 Seconds | 0 | - | 4.98 | 5,633,417 |
| North American Sports Champions Since 2000 | 0 | - | 4.47 | 112,342 |
| North American Sports Teams Closest to Each Other | 0 | - | 4.47 | 19,009 |
| Sports by Athlete | 0 | - | 3.74 | 333,160 |
| NFL Football Team Logos | 0 | - | 4.91 | 629,576 |
| NCAA Football Teams | 0 | - | 4.96 | 389,058 |
| NCAA Basketball Teams | 0 | - | 4.95 | 336,911 |
| NBA Team Logos | 0 | - | 4.81 | 692,639 |
| Men's Tennis World Number Ones | 0 | - | 4.49 | 61,829 |
| Men's Tennis Champs | 0 | - | 4.70 | 164,663 |
| Formula One World Champions | 0 | - | 4.96 | 391,742 |
| FIFA Members That are NOT in the United Nations | 0 | - | 4.55 | 64,788 |
| Rugby World Cup Top 4 Positions | 0 | - | 4.75 | 67,546 |
| Countries with Most Olympic Medals in Gymnastics | 0 | - | 4.46 | 59,998 |
| Word Scramble - Countries | 0 | - | 4.87 | 2,105,778 |
| 7 Deadly Sins | 0 | - | 4.88 | 401,557 |
| Disney Animated Characters | 0 | - | 4.88 | 601,969 |
| Conspiracy Theories – Mostly U.S. | 0 | - | 4.44 | 56,591 |
| Top Five Countries By Category #1 | 0 | - | 4.99 | 451,591 |
| Eight Most Popular Berries | 0 | - | 4.43 | 99,557 |
| Top 20 Fruits Sold in the U.S. | 0 | - | 4.45 | 67,976 |
| 2018 FIFA World Cup Results | 0 | - | 4.95 | 133,194 |
| Five Top Olympic Medal-Winning Countries by Continent | 0 | - | 4.96 | 144,634 |
| NHL Ice Hockey Team Logos | 0 | - | 4.89 | 188,692 |
| Formula One Countries Visited | 0 | - | 4.96 | 144,104 |
| Formula 1: Top 3 in Driver's Championship | 0 | - | 4.96 | 101,514 |
| All Countries Never To Qualify For A FIFA World Cup | 0 | - | 4.81 | 48,098 |
| "Big Five" European Soccer Champions Since 2000 | 0 | - | 4.97 | 358,244 |
| Add A Letter - Make a European City | 0 | - | 4.90 | 23,431 |
| Random Geographic Groups of Seven | 0 | - | 4.91 | 46,276 |
| Planets of the Solar System Quiz | 0 | - | 4.93 | 1,099,245 |
| Fruits: No Vowels | 0 | - | 4.81 | 99,955 |
| Countries of the World with an Empty Map - Hard Version | 0 | - | 5.00 | 305,551 |
| Islands by Country #1 | 0 | - | 4.90 | 175,501 |
| Regions of Countries #1 | 0 | - | 4.96 | 159,660 |
| Regions of Countries #2 | 0 | - | 4.95 | 124,053 |
| Regions of Countries #3 | 0 | - | 4.85 | 90,825 |
| Random Geographic Groups of Five | 0 | - | 4.93 | 114,845 |
| Top Five Countries By Category #2 | 0 | - | 4.93 | 201,093 |
| Top Five Countries By Category #3 | 0 | - | 4.83 | 183,388 |
| 3 and 4 Letter Birds | 0 | - | 4.25 | 23,829 |
| Can You Name These 50 Random Countries? | 0 | - | 4.99 | 217,438 |
| Cold War Decoder | 0 | - | 4.83 | 52,451 |
| Name a Valid Year in History | 0 | - | 4.93 | 67,484 |
| Name a Valid First-Level Subdivision for Every Country | 0 | - | 4.97 | 50,159 |
| Category Elimination - Countries #1 | 0 | - | 4.99 | 321,806 |
| Name a Valid Country #3 | 0 | - | 4.99 | 263,698 |
| Name a Valid Country #1 | 0 | - | 4.99 | 291,336 |
| Name a Valid Country #2 | 0 | - | 4.98 | 251,531 |
| Name a Valid Country #4 | 0 | - | 4.97 | 256,692 |
| Name a Valid Country #5 | 0 | - | 4.99 | 207,694 |
| Name a Valid Country #6 | 0 | - | 4.94 | 129,989 |
| Name a Valid Country #7 | 0 | - | 4.91 | 129,736 |
| Name a Valid Country #8 | 0 | - | 4.86 | 99,095 |
| Countries by Languages in 90 Seconds | 0 | - | 4.93 | 722,917 |
| All North American Pro Sports Logos | 0 | - | 4.70 | 115,602 |
| North American Sports Teams Furthest From Any Other | 0 | - | 4.24 | 9,611 |
| Newest North American Sports Teams | 0 | - | 4.02 | 16,633 |
| Moved North American Sports Franchises | 0 | - | 3.93 | 33,003 |
| Sports Equipment | 0 | - | 3.76 | 62,409 |
| Sports That Don't Use a Ball | 0 | - | 3.91 | 52,435 |
| Discontinued North American Team Names | 0 | - | 4.26 | 17,943 |
| American Football Positions Quiz | 0 | - | 4.15 | 128,125 |
| MLS Soccer Teams | 0 | - | 4.23 | 84,855 |
| MLB Baseball MVPs | 0 | - | 4.43 | 109,442 |
| MLB Baseball Records | 0 | - | 4.54 | 34,640 |
| Summer Olympics Top 4 Countries | 0 | - | 4.41 | 47,858 |
| NBA Championship Starters | 0 | - | 4.67 | 364,268 |
| NBA Champions | 0 | - | 4.48 | 618,570 |
| NBA Finals MVPs | 0 | - | 4.46 | 240,289 |
| 21st Century NBA Champions | 0 | - | 4.43 | 113,010 |
| NBA Top 10 League Leaders of the 2010s | 0 | - | 4.48 | 56,589 |
| NBA 60 Points in a Game | 0 | - | 4.41 | 436,549 |
| NBA All-Time Statistical Leaders | 0 | - | 4.48 | 434,036 |
| Women's Tennis Champs | 0 | - | 4.34 | 89,829 |
| Women's Tennis World Number Ones | 0 | - | 4.42 | 31,478 |
| Golf Major Champions | 0 | - | 4.34 | 94,719 |
| Countries With Men's Major Golf Titles | 0 | - | 4.77 | 16,935 |
| UEFA European Championship Winners | 0 | - | 4.38 | 85,195 |
| Top Goalscorer by Soccer Team | 0 | - | 4.13 | 191,840 |
| 2010 FIFA World Cup Teams | 0 | - | 4.53 | 153,118 |
| FIFA Women's World Cup Top 4 Positions | 0 | - | 4.56 | 65,476 |
| African Countries That Have Been to the FIFA World Cup | 0 | - | 4.89 | 58,451 |
| FIFA World Cup All-Time Table | 0 | - | 4.67 | 123,056 |
| Most Expensive Football Transfers Ever | 0 | - | 4.30 | 321,649 |
| Champions League Winners | 0 | - | 4.92 | 1,009,997 |
| Cricket World Cup Top 4 Positions | 0 | - | 4.40 | 50,533 |
| Test Match Cricket Record Batsman & Bowlers | 0 | - | 4.45 | 21,665 |
| How to Get Out in Cricket | 0 | - | 4.64 | 30,907 |
| Cricket - Cities That Have Hosted Test Matches | 0 | - | 4.43 | 22,253 |
| Teams Whose Names Don't End in "S" | 0 | - | 4.16 | 37,890 |
| Colorful North American Team Names | 0 | - | 4.03 | 32,422 |
| Track & Field Events at the Olympics | 0 | - | 4.39 | 62,602 |
| Countries with the Most Downhill Skiing | 0 | - | 4.89 | 57,497 |
| Two Letter Answers #2 | 0 | - | 4.43 | 86,539 |
| One Letter Answers #1 | 0 | - | 4.47 | 77,567 |
| People With Place Names | 0 | - | 4.01 | 39,707 |
| Guess a Top 5 Last Name by Country | 0 | - | 4.61 | 46,007 |
| Shared First Names #2 | 0 | - | 4.53 | 45,609 |
| People with J Initials | 0 | - | 4.51 | 55,506 |
| History Analogies #1 | 0 | - | 4.53 | 90,038 |
| History Analogies #2 | 0 | - | 4.49 | 77,297 |
| History Analogies #3 | 0 | - | 4.61 | 80,737 |
| Movie Title Antonyms #1 | 0 | - | 4.81 | 196,326 |
| Obfuscations of Movie Titles #1 | 0 | - | 4.93 | 62,122 |
| English Idioms #1 | 0 | - | 4.45 | 146,106 |
| Cliche Quotes Quiz #2 | 0 | - | 4.42 | 45,450 |
| Clothing Idioms | 0 | - | 4.41 | 34,250 |
| Countries of Africa - One Minute Sprint | 0 | - | 4.43 | 323,229 |
| Are You a Nerd? | 0 | - | 4.35 | 44,971 |
| The Eleven Colors | 0 | - | 4.74 | 235,473 |
| Science General Knowledge #1 | 0 | - | 4.54 | 166,379 |
| Science General Knowledge #2 | 0 | - | 4.48 | 119,035 |
| Science General Knowledge #3 | 0 | - | 4.56 | 109,062 |
| Groups of Things - History #1 | 0 | - | 4.41 | 94,213 |
| Five Biggest Immigrant Groups by Country #1 | 0 | - | 4.97 | 181,190 |
| Five Biggest Immigrant Groups by Country #2 | 0 | - | 4.91 | 89,363 |
| Top Five Countries By Fruit Production | 0 | - | 4.96 | 80,180 |
| The Only Country ... | 0 | - | 4.91 | 81,424 |
| King in the Answers | 0 | - | 4.42 | 50,237 |
| Super in the Answers | 0 | - | 4.52 | 110,522 |
| Four Letter Geography #1 | 0 | - | 4.69 | 89,503 |
| Five Letter Geography #3 | 0 | - | 4.61 | 131,635 |
| Six Letter Geography #1 | 0 | - | 4.42 | 114,717 |
| Six Letter Geography #2 | 0 | - | 4.68 | 67,713 |
| Six Letter Geography #3 | 0 | - | 4.52 | 81,793 |
| Seven Letter Geography #1 | 0 | - | 4.52 | 72,638 |
| Seven Letter Geography #3 | 0 | - | 4.50 | 38,216 |
| Eight Letter Geography #1 | 0 | - | 4.45 | 38,577 |
| American Countries with the Shortest Names | 0 | - | 4.96 | 121,282 |
| Three Letter Mammals Quiz | 0 | - | 3.69 | 11,906 |
| Four Letter Mammals Quiz | 0 | - | 3.83 | 12,576 |
| Five Letter Geography #1 | 0 | - | 4.48 | 151,736 |
| Five Letter Geography #4 | 0 | - | 4.78 | 85,055 |
| Five Letter Geography - Hero Mode | 0 | - | 4.63 | 35,608 |
| 20 Random Countries on an Empty World Map | 0 | - | 4.98 | 124,609 |
| Random Countries by Borders | 0 | - | 4.99 | 82,666 |
| Top Five Countries by Random Categories | 0 | - | 4.95 | 140,210 |
| Random History by Country | 0 | - | 4.53 | 34,897 |
| Random Name a Valid Country | 0 | - | 4.99 | 205,456 |
