| Europe Geography Decoder | 0 | - | 4.86 | 69,948 |
| Cold War Decoder | 0 | - | 4.83 | 52,324 |
| U.S. Cities with Teams from All Four Major Sports | 0 | - | 4.88 | 138,236 |
| All Major North American Pro Sports Teams | 0 | - | 4.99 | 999,008 |
| Countries Where Cricket is the Most Popular Sport | 0 | - | 4.78 | 67,050 |
| Christmas Decoder | 0 | - | 4.42 | 49,551 |
| Groups of Things - Sports | 0 | - | 4.27 | 67,746 |
| MLB Baseball Teams Quiz | 0 | - | 4.91 | 888,943 |
| All Teams to Ever Play a FIFA World Cup | 0 | - | 4.95 | 335,364 |
| FIFA World Cup Top 4 Positions | 0 | - | 4.96 | 461,113 |
| Country Decoders #1 | 0 | - | 4.45 | 43,690 |
| American Sports Cliches | 0 | - | 4.10 | 109,434 |
| NBA Basketball Analogies | 0 | - | 4.19 | 36,918 |
| Halloween Decoder | 0 | - | 4.21 | 45,625 |
| Countries by Sports League Revenue | 0 | - | 4.94 | 77,189 |
| North American Sports Quotes | 0 | - | 3.87 | 37,068 |
| Most Popular High School Sports (U.S.) | 0 | - | 4.69 | 143,970 |
| NFL Football Teams Quiz | 0 | - | 4.98 | 2,289,448 |
| NBA Basketball Teams Quiz | 0 | - | 4.98 | 2,576,392 |
| NHL Hockey Teams Quiz | 0 | - | 4.90 | 650,878 |
| NBA MVPs Quiz | 0 | - | 4.92 | 1,238,873 |
| All-NBA First Team Players | 0 | - | 4.83 | 540,784 |
| FIFA World Cup Host Countries | 0 | - | 4.98 | 238,900 |
| Analogies of Countries #1 | 0 | - | 4.89 | 68,368 |
| Best-Selling Video Game Consoles | 0 | - | 4.82 | 274,163 |
| Name a Valid Answer - Geography | 0 | - | 4.95 | 104,257 |
| MLB Baseball Team Names by Clue | 0 | - | 4.35 | 67,636 |
| MLB Baseball Analogies | 0 | - | 4.27 | 24,132 |
| MLB Baseball Groups of Things | 0 | - | 4.09 | 18,541 |
| Baseball Word Chain | 0 | - | 4.17 | 16,190 |
| MLB Baseball Hall of Fame by Team | 0 | - | 4.15 | 10,516 |
| Olympic Host Countries | 0 | - | 4.98 | 200,591 |
| Ten Highest Ranking FIFA Countries by Year | 0 | - | 4.95 | 308,796 |
| National Football Team Logos | 0 | - | 4.85 | 180,214 |
| One Syllable Team Names | 0 | - | 4.18 | 14,223 |
| Countries by First Two Letters in 90 Seconds | 0 | - | 4.98 | 5,619,423 |
| Italian Name Translation | 0 | - | 4.82 | 46,520 |
| Songs that Start with the Same Word | 0 | - | 4.87 | 110,675 |
| Solve the Secret Country #1 | 0 | - | 4.94 | 165,485 |
| Solve the Secret Country #2 | 0 | - | 4.87 | 118,149 |
| Anagram Chain - Countries | 0 | - | 4.98 | 116,385 |
| Geography Quiz for Dummies | 0 | - | 4.87 | 108,608 |
| Geographic Groups of Two #1 | 0 | - | 4.99 | 236,830 |
| 4-Letter Geography Chain #1 | 0 | - | 4.81 | 169,978 |
| Random Symbol to Element | 0 | - | 4.88 | 93,005 |
| Animal Decoder | 0 | - | 4.06 | 15,526 |
| Countries but all Vowels are Changed to O | 0 | - | 4.91 | 69,442 |
| Solve the Secret Country #3 | 0 | - | 4.98 | 64,469 |
| North American Sports Champions Since 2000 | 0 | - | 4.47 | 111,700 |
| North American Sports Teams Closest to Each Other | 0 | - | 4.47 | 18,871 |
| Sports by Athlete | 0 | - | 3.74 | 332,705 |
| NFL Football Team Logos | 0 | - | 4.91 | 627,291 |
| NCAA Football Teams | 0 | - | 4.96 | 387,499 |
| NCAA Basketball Teams | 0 | - | 4.94 | 336,138 |
| NBA Team Logos | 0 | - | 4.81 | 688,760 |
| Men's Tennis World Number Ones | 0 | - | 4.49 | 61,632 |
| Men's Tennis Champs | 0 | - | 4.70 | 163,979 |
| Formula One World Champions | 0 | - | 4.96 | 389,904 |
| FIFA Members That are NOT in the United Nations | 0 | - | 4.55 | 64,543 |
| Rugby World Cup Top 4 Positions | 0 | - | 4.75 | 67,386 |
| Countries with Most Olympic Medals in Gymnastics | 0 | - | 4.46 | 59,877 |
| Word Scramble - Countries | 0 | - | 4.87 | 2,100,224 |
| 7 Deadly Sins | 0 | - | 4.88 | 399,818 |
| Disney Animated Characters | 0 | - | 4.88 | 601,253 |
| Conspiracy Theories – Mostly U.S. | 0 | - | 4.44 | 56,484 |
| Top Five Countries By Category #1 | 0 | - | 4.99 | 450,235 |
| Countries with Four Letters | 0 | - | 4.99 | 422,061 |
| Eight Most Popular Berries | 0 | - | 4.43 | 99,321 |
| Top 20 Fruits Sold in the U.S. | 0 | - | 4.45 | 67,711 |
| 2018 FIFA World Cup Results | 0 | - | 4.95 | 132,299 |
| Five Top Olympic Medal-Winning Countries by Continent | 0 | - | 4.96 | 144,030 |
| NHL Ice Hockey Team Logos | 0 | - | 4.89 | 187,212 |
| Formula One Countries Visited | 0 | - | 4.96 | 143,520 |
| Formula 1: Top 3 in Driver's Championship | 0 | - | 4.96 | 100,862 |
| All Countries Never To Qualify For A FIFA World Cup | 0 | - | 4.81 | 46,863 |
| "Big Five" European Soccer Champions Since 2000 | 0 | - | 4.97 | 355,388 |
| Countries by Languages in 90 Seconds | 0 | - | 4.94 | 720,057 |
| Planets of the Solar System Quiz | 0 | - | 4.93 | 1,096,871 |
| Fruits: No Vowels | 0 | - | 4.81 | 99,550 |
| Countries of the World with an Empty Map - Hard Version | 0 | - | 5.00 | 304,859 |
| Islands by Country #1 | 0 | - | 4.88 | 175,205 |
| Regions of Countries #1 | 0 | - | 4.96 | 159,472 |
| Regions of Countries #2 | 0 | - | 4.95 | 123,811 |
| Regions of Countries #3 | 0 | - | 4.85 | 90,686 |
| Country Decoders #2 | 0 | - | 4.12 | 26,807 |
| Random Geographic Groups of Five | 0 | - | 4.93 | 114,499 |
| Top Five Countries By Category #2 | 0 | - | 4.93 | 200,336 |
| Top Five Countries By Category #3 | 0 | - | 4.83 | 180,528 |
| Country Chain | 0 | - | 4.96 | 216,991 |
| Can You Name These 50 Random Countries? | 0 | - | 4.99 | 216,427 |
| Name a Valid Year in History | 0 | - | 4.93 | 67,141 |
| Name a Valid First-Level Subdivision for Every Country | 0 | - | 4.97 | 49,996 |
| Category Elimination - Countries #1 | 0 | - | 4.99 | 320,325 |
| Name a Valid Country #3 | 0 | - | 4.99 | 262,800 |
| Name a Valid Country #1 | 0 | - | 4.99 | 289,388 |
| Name a Valid Country #2 | 0 | - | 4.98 | 250,449 |
| Name a Valid Country #4 | 0 | - | 4.97 | 255,337 |
| Name a Valid Country #5 | 0 | - | 4.99 | 206,721 |
| Name a Valid Country #6 | 0 | - | 4.94 | 129,226 |
| Name a Valid Country #7 | 0 | - | 4.91 | 129,094 |
| Name a Valid Country #8 | 0 | - | 4.86 | 98,466 |
| Add A Letter - Make a European City | 0 | - | 4.90 | 23,378 |
| Random Geographic Groups of Seven | 0 | - | 4.91 | 45,993 |
| All North American Pro Sports Logos | 0 | - | 4.70 | 114,959 |
| North American Sports Teams Furthest From Any Other | 0 | - | 4.24 | 9,560 |
| Newest North American Sports Teams | 0 | - | 4.02 | 16,537 |
| Moved North American Sports Franchises | 0 | - | 3.93 | 32,932 |
| Sports Equipment | 0 | - | 3.76 | 62,330 |
| Sports That Don't Use a Ball | 0 | - | 3.91 | 52,341 |
| Discontinued North American Team Names | 0 | - | 4.26 | 17,890 |
| American Football Positions Quiz | 0 | - | 4.15 | 127,551 |
| MLS Soccer Teams | 0 | - | 4.23 | 84,565 |
| MLB Baseball MVPs | 0 | - | 4.44 | 108,897 |
| MLB Baseball Records | 0 | - | 4.54 | 34,512 |
| NBA Championship Starters | 0 | - | 4.67 | 363,014 |
| NBA Champions | 0 | - | 4.48 | 616,448 |
| NBA Finals MVPs | 0 | - | 4.46 | 239,244 |
| 21st Century NBA Champions | 0 | - | 4.43 | 112,058 |
| NBA Top 10 League Leaders of the 2010s | 0 | - | 4.48 | 56,087 |
| NBA 60 Points in a Game | 0 | - | 4.41 | 435,058 |
| NBA All-Time Statistical Leaders | 0 | - | 4.48 | 432,731 |
| Women's Tennis Champs | 0 | - | 4.34 | 89,583 |
| Women's Tennis World Number Ones | 0 | - | 4.42 | 31,420 |
| Golf Major Champions | 0 | - | 4.34 | 94,270 |
| Countries With Men's Major Golf Titles | 0 | - | 4.77 | 16,621 |
| UEFA European Championship Winners | 0 | - | 4.38 | 84,942 |
| Top Goalscorer by Soccer Team | 0 | - | 4.13 | 191,170 |
| 2010 FIFA World Cup Teams | 0 | - | 4.53 | 152,689 |
| FIFA Women's World Cup Top 4 Positions | 0 | - | 4.56 | 65,229 |
| African Countries That Have Been to the FIFA World Cup | 0 | - | 4.88 | 56,307 |
| FIFA World Cup All-Time Table | 0 | - | 4.67 | 122,370 |
| Most Expensive Football Transfers Ever | 0 | - | 4.30 | 320,398 |
| Champions League Winners | 0 | - | 4.92 | 1,005,720 |
| Cricket World Cup Top 4 Positions | 0 | - | 4.40 | 50,426 |
| Test Match Cricket Record Batsman & Bowlers | 0 | - | 4.45 | 21,605 |
| How to Get Out in Cricket | 0 | - | 4.64 | 30,821 |
| Cricket - Cities That Have Hosted Test Matches | 0 | - | 4.43 | 22,186 |
| Test Cricket Countries | 0 | - | 3.97 | 24,699 |
| Teams Whose Names Don't End in "S" | 0 | - | 4.15 | 37,800 |
| Colorful North American Team Names | 0 | - | 4.03 | 32,413 |
| Track & Field Events at the Olympics | 0 | - | 4.39 | 62,504 |
| Countries with the Most Downhill Skiing | 0 | - | 4.89 | 57,336 |
| Chuck Norris Facts | 0 | - | 4.51 | 8,422 |
| Two Letter Answers #2 | 0 | - | 4.43 | 86,367 |
| One Letter Answers #1 | 0 | - | 4.47 | 77,514 |
| Guess a Top 5 Last Name by Country | 0 | - | 4.61 | 45,680 |
| Shared First Names #2 | 0 | - | 4.53 | 45,336 |
| People with J Initials | 0 | - | 4.51 | 55,427 |
| History Analogies #1 | 0 | - | 4.53 | 89,954 |
| History Analogies #2 | 0 | - | 4.49 | 77,195 |
| History Analogies #3 | 0 | - | 4.61 | 80,638 |
| Movie Title Antonyms #1 | 0 | - | 4.81 | 195,621 |
| Obfuscations of Movie Titles #1 | 0 | - | 4.93 | 62,012 |
| English Idioms #1 | 0 | - | 4.45 | 145,408 |
| Cliche Quotes Quiz #2 | 0 | - | 4.42 | 45,386 |
| Clothing Idioms | 0 | - | 4.41 | 34,187 |
| Countries of Africa - One Minute Sprint | 0 | - | 4.43 | 321,989 |
| Are You a Nerd? | 0 | - | 4.35 | 44,852 |
| The Eleven Colors | 0 | - | 4.74 | 235,053 |
| Science General Knowledge #1 | 0 | - | 4.54 | 165,855 |
| Science General Knowledge #2 | 0 | - | 4.48 | 118,709 |
| Science General Knowledge #3 | 0 | - | 4.56 | 108,473 |
| Groups of Things - History #1 | 0 | - | 4.41 | 94,073 |
| Five Biggest Immigrant Groups by Country #1 | 0 | - | 4.97 | 180,815 |
| Five Biggest Immigrant Groups by Country #2 | 0 | - | 4.91 | 89,107 |
| Top Five Countries By Fruit Production | 0 | - | 4.96 | 79,369 |
| The Only Country ... | 0 | - | 4.91 | 80,943 |
| King in the Answers | 0 | - | 4.42 | 50,074 |
| Super in the Answers | 0 | - | 4.52 | 109,967 |
| Four Letter Geography #1 | 0 | - | 4.69 | 89,364 |
| Five Letter Geography #3 | 0 | - | 4.61 | 131,462 |
| Six Letter Geography #1 | 0 | - | 4.42 | 114,603 |
| Six Letter Geography #2 | 0 | - | 4.68 | 67,621 |
| Six Letter Geography #3 | 0 | - | 4.52 | 81,703 |
| Seven Letter Geography #1 | 0 | - | 4.52 | 72,467 |
| Seven Letter Geography #3 | 0 | - | 4.50 | 38,079 |
| Eight Letter Geography #1 | 0 | - | 4.45 | 38,539 |
| Five Letter Geography #1 | 0 | - | 4.48 | 151,574 |
| Five Letter Geography #4 | 0 | - | 4.78 | 84,929 |
| Five Letter Geography - Hero Mode | 0 | - | 4.63 | 35,569 |
| 20 Random Countries on an Empty World Map | 0 | - | 4.98 | 124,065 |
| Random Countries by Borders | 0 | - | 4.99 | 82,369 |
| Top Five Countries by Random Categories | 0 | - | 4.95 | 139,340 |
| Random History by Country | 0 | - | 4.53 | 34,838 |
| Random Name a Valid Country | 0 | - | 4.99 | 204,917 |
| Valentine's Day Decoder | 0 | - | 3.92 | 15,864 |
| Geography Decoder | 0 | - | 4.53 | 75,611 |
| Continental Geography Decoder | 0 | - | 4.46 | 52,621 |
| Canada Decoder | 0 | - | 4.12 | 18,714 |
| Word Chain - Science | 0 | - | 4.59 | 54,853 |
| Letter A Geography Chain | 0 | - | 4.54 | 67,553 |
| 6-Letter Movie Chain #3 | 0 | - | 4.43 | 36,278 |
| Fruit & Vegetable Varieties Quiz | 0 | - | 4.30 | 58,413 |
| Fruits by Picture | 0 | - | 4.19 | 807,067 |
| Plants as Key Ingredient | 0 | - | 4.40 | 46,412 |
| Answers are Beverages | 0 | - | 4.10 | 61,353 |
| Basic Cake Ingredients | 0 | - | 4.23 | 110,457 |
| Types of Food | 0 | - | 4.25 | 89,947 |
| The Foods they Ate | 0 | - | 4.03 | 69,433 |
| Animals Used in Food | 0 | - | 4.28 | 78,091 |
