| MLB Baseball Teams Quiz | 0 | - | 4.91 | 885,309 |
| NFL Football by Year, 1967–1999 | 0 | - | 4.34 | 25,434 |
| MLB Baseball MVPs | 0 | - | 4.44 | 108,361 |
| MLB Baseball Records | 0 | - | 4.54 | 34,374 |
| U.S. Cities with Teams from All Four Major Sports | 0 | - | 4.88 | 137,355 |
| NFL Football by Year, 2000–present | 0 | - | 4.26 | 27,957 |
| All Major North American Pro Sports Teams | 0 | - | 4.99 | 993,602 |
| MLB Baseball Team Logos | 0 | - | 4.49 | 154,640 |
| NBA Basketball by Year, 1970–1999 | 0 | - | 4.28 | 44,861 |
| NBA Basketball by Year, 2000–Present | 0 | - | 4.33 | 60,512 |
| Baseball First Ballot Hall of Fame | 0 | - | 4.39 | 43,874 |
| MLB Baseball Stadiums | 0 | - | 4.21 | 48,385 |
| Complete Baseball Hall of Fame | 0 | - | 4.23 | 41,117 |
| 50 Home Runs in a Season Club | 0 | - | 4.15 | 75,071 |
| MLB Baseball Leaders by Category | 0 | - | 4.30 | 60,742 |
| Baseball 3000 Hits Club | 0 | - | 4.30 | 44,256 |
| Baseball 500 Home Run Club | 0 | - | 4.37 | 68,422 |
| MLB Home Run Champs by Year | 0 | - | 4.28 | 43,246 |
| Debut Teams of MLB Players | 0 | - | 4.23 | 18,265 |
| Baseball Terms | 0 | - | 4.02 | 26,411 |
| First Names as Last Names - Baseball | 0 | - | 4.32 | 9,608 |
| MLB Cities Map Quiz | 0 | - | 4.50 | 69,152 |
| MLB Baseball Teams - One Minute Sprint | 0 | - | 4.25 | 22,850 |
| Longest MLB Baseball Droughts | 0 | - | 4.23 | 21,014 |
| MLB Baseball General Knowledge #1 | 0 | - | 4.40 | 18,532 |
| All Teams to Ever Play a FIFA World Cup | 0 | - | 4.95 | 333,966 |
| FIFA World Cup Top 4 Positions | 0 | - | 4.96 | 458,373 |
| Countries by Sports League Revenue | 0 | - | 4.94 | 76,149 |
| Baseball Abbreviations | 0 | - | 4.33 | 75,466 |
| One Team Baseball Players | 0 | - | 4.00 | 32,239 |
| Yogi Berra Quotes | 0 | - | 4.42 | 10,433 |
| Top 100 MLB Baseball Players of All Time | 0 | - | 4.31 | 97,435 |
| All Retired MLB Baseball Numbers | 0 | - | 4.07 | 13,862 |
| Cy Young Winners | 0 | - | 3.89 | 39,455 |
| MLB All-Stars by Team | 0 | - | 4.05 | 36,555 |
| MLB Players Who Almost Hit .400 | 0 | - | 4.08 | 18,074 |
| MLB Baseball Strikeout Leaders | 0 | - | 4.04 | 27,312 |
| MLB Team Home Run Leaders | 0 | - | 4.11 | 40,209 |
| MLB Baseball Team Wins Leaders | 0 | - | 4.42 | 10,669 |
| MLB Baseball Triple Crown | 0 | - | 4.15 | 11,888 |
| Major League Batting Titles | 0 | - | 4.12 | 28,573 |
| Baseball Top 100 Career Home Runs | 0 | - | 4.08 | 31,515 |
| MLB World Series Winners Since 2000 | 0 | - | 4.04 | 70,239 |
| MLB Teams That Have Never Won The World Series | 0 | - | 4.19 | 27,434 |
| FIFA World Cup Host Countries | 0 | - | 4.97 | 238,033 |
| Countries of the World in 1938 Quiz | 0 | - | 4.95 | 93,567 |
| Countries by Founding Story | 0 | - | 4.95 | 76,863 |
| Independence from Whom | 0 | - | 4.99 | 210,787 |
| Who Controlled These Colonies? | 0 | - | 4.88 | 131,312 |
| Most Recently-Settled Countries | 0 | - | 4.94 | 62,209 |
| Most Popular High School Sports (U.S.) | 0 | - | 4.69 | 143,376 |
| NFL Football Teams Quiz | 0 | - | 4.98 | 2,281,908 |
| NBA Basketball Teams Quiz | 0 | - | 4.98 | 2,565,672 |
| NHL Hockey Teams Quiz | 0 | - | 4.90 | 647,528 |
| MLB Baseball Team Names by Clue | 0 | - | 4.35 | 67,424 |
| NBA MVPs Quiz | 0 | - | 4.92 | 1,231,930 |
| All-NBA First Team Players | 0 | - | 4.83 | 538,248 |
| 2017 News Stories - Name the Country | 0 | - | 4.46 | 28,449 |
| 2018 News Stories - Name the Country | 0 | - | 4.42 | 23,797 |
| NFL Football Team Logos | 0 | - | 4.90 | 624,295 |
| NCAA Football Teams | 0 | - | 4.96 | 385,305 |
| NCAA Basketball Teams | 0 | - | 4.94 | 335,069 |
| MLB Baseball Players by Team History | 0 | - | 3.76 | 11,021 |
| MLB Baseball Analogies | 0 | - | 4.27 | 24,087 |
| MLB Baseball Groups of Things | 0 | - | 4.08 | 18,507 |
| Baseball Word Chain | 0 | - | 4.17 | 16,153 |
| MLB Baseball General Knowledge #2 | 0 | - | 3.92 | 12,488 |
| MLB Baseball Hall of Fame by Team | 0 | - | 4.15 | 10,486 |
| MLB Greatest Player in Team History | 0 | - | 3.77 | 10,376 |
| Olympic Host Countries | 0 | - | 4.98 | 199,468 |
| Formula One World Champions | 0 | - | 4.96 | 387,210 |
| Ten Highest Ranking FIFA Countries by Year | 0 | - | 4.95 | 305,874 |
| National Football Team Logos | 0 | - | 4.85 | 179,480 |
| MLB Home Run Derby Winners | 0 | - | 3.89 | 9,072 |
| Countries of the World in 1900 | 0 | - | 4.89 | 84,129 |
| Countries of the World in 1914 with a Map | 0 | - | 4.99 | 194,100 |
| Countries of the World in 1945 with a Map | 0 | - | 5.00 | 149,810 |
| Recently Independent Countries | 0 | - | 4.98 | 158,368 |
| Historical City to Country | 0 | - | 4.84 | 78,319 |
| Countries by Former Name | 0 | - | 4.99 | 124,653 |
| Cities by Former Name | 0 | - | 4.84 | 91,248 |
| North American Sports Champions Since 2000 | 0 | - | 4.47 | 111,168 |
| North American Sports Teams Closest to Each Other | 0 | - | 4.47 | 18,742 |
| Sports by Athlete | 0 | - | 3.74 | 332,238 |
| 2018 FIFA World Cup Results | 0 | - | 4.95 | 131,280 |
| MLB Baseball Players Who Changed Teams | 0 | - | 3.79 | 19,881 |
| MLB Baseball Last Names | 0 | - | 4.19 | 18,998 |
| MLB Baseball A-Z #2 | 0 | - | 4.11 | 17,049 |
| MLB Baseball Pitchers with 300 Wins | 0 | - | 3.92 | 27,724 |
| MLB Single Season ERAs Below 2.00 | 0 | - | 3.79 | 13,076 |
| MLB Baseball 20 Win Pitchers | 0 | - | 3.76 | 22,124 |
| MLB Baseball 30-30 Club | 0 | - | 4.00 | 17,532 |
| Last 40 Home Run Hitter by MLB Team | 0 | - | 3.61 | 17,064 |
| Greatest 3-Year Stretches in MLB Baseball History | 0 | - | 3.95 | 11,699 |
| MLB Baseball Home Run Leaders by Decade | 0 | - | 3.90 | 21,012 |
| Five Top Olympic Medal-Winning Countries by Continent | 0 | - | 4.96 | 143,190 |
| NHL Ice Hockey Team Logos | 0 | - | 4.89 | 185,543 |
| Men's Tennis World Number Ones | 0 | - | 4.49 | 61,472 |
| Men's Tennis Champs | 0 | - | 4.70 | 163,504 |
| Formula One Countries Visited | 0 | - | 4.96 | 142,786 |
| Formula 1: Top 3 in Driver's Championship | 0 | - | 4.96 | 99,956 |
| FIFA Members That are NOT in the United Nations | 0 | - | 4.55 | 64,258 |
| All Countries Never To Qualify For A FIFA World Cup | 0 | - | 4.83 | 45,635 |
| "Big Five" European Soccer Champions Since 2000 | 0 | - | 4.97 | 352,447 |
| Cricket World Cup Top 4 Positions | 0 | - | 4.42 | 50,297 |
| Rugby World Cup Top 4 Positions | 0 | - | 4.75 | 67,187 |
| Countries with Most Olympic Medals in Gymnastics | 0 | - | 4.45 | 59,739 |
| Countries of Europe in 1650 with a Map | 0 | - | 4.95 | 68,290 |
| Former Capitals | 0 | - | 4.88 | 71,277 |
| Warsaw Pact Countries | 0 | - | 4.83 | 84,363 |
| Name a Valid Year in History | 0 | - | 4.93 | 66,756 |
| Most Populous Countries by Year | 0 | - | 4.83 | 109,775 |
| First Countries to Reach 5 Million People | 0 | - | 4.92 | 134,657 |
| Most Populous Modern-Day Countries in 1000 AD | 0 | - | 4.87 | 75,523 |
| Most Populous Modern-Day Countries in 1 AD | 0 | - | 4.97 | 83,880 |
| Most Populous Modern-Day Countries in 1800 AD | 0 | - | 4.92 | 66,756 |
| Most Populous Modern-Day Countries in 1500 AD | 0 | - | 4.93 | 73,012 |
| Most Populous Modern-Day Countries by Century | 0 | - | 4.98 | 96,528 |
| Countries of Europe in 1444 | 0 | - | 4.92 | 99,172 |
| Modern-Day Countries of the Inca Empire on a Map | 0 | - | 4.83 | 57,123 |
| Countries Settled by Vikings | 0 | - | 4.93 | 121,090 |
| All North American Pro Sports Logos | 0 | - | 4.70 | 114,111 |
| American Football Positions Quiz | 0 | - | 4.15 | 127,156 |
| MLB Baseball Team Hits Leaders | 0 | - | 3.96 | 13,743 |
| NBA Championship Starters | 0 | - | 4.64 | 361,379 |
| NBA Champions | 0 | - | 4.52 | 613,545 |
| NBA Finals MVPs | 0 | - | 4.48 | 237,899 |
| 21st Century NBA Champions | 0 | - | 4.43 | 110,763 |
| NBA Top 10 League Leaders of the 2010s | 0 | - | 4.49 | 55,434 |
| NBA 60 Points in a Game | 0 | - | 4.41 | 432,946 |
| NBA All-Time Statistical Leaders | 0 | - | 4.47 | 431,092 |
| Women's Tennis Champs | 0 | - | 4.34 | 89,380 |
| Women's Tennis World Number Ones | 0 | - | 4.42 | 31,373 |
| Golf Major Champions | 0 | - | 4.34 | 93,902 |
| Countries With Men's Major Golf Titles | 0 | - | 4.75 | 16,345 |
| UEFA European Championship Winners | 0 | - | 4.38 | 84,691 |
| Top Goalscorer by Soccer Team | 0 | - | 4.13 | 190,432 |
| 2010 FIFA World Cup Teams | 0 | - | 4.53 | 152,225 |
| FIFA Women's World Cup Top 4 Positions | 0 | - | 4.56 | 64,961 |
| FIFA World Cup All-Time Table | 0 | - | 4.67 | 121,647 |
| Most Expensive Football Transfers Ever | 0 | - | 4.30 | 318,677 |
| Champions League Winners | 0 | - | 4.92 | 1,000,595 |
| Test Match Cricket Record Batsman & Bowlers | 0 | - | 4.45 | 21,537 |
| How to Get Out in Cricket | 0 | - | 4.64 | 30,704 |
| Cricket - Cities That Have Hosted Test Matches | 0 | - | 4.43 | 22,109 |
| Teams Whose Names Don't End in "S" | 0 | - | 4.15 | 37,697 |
| Colorful North American Team Names | 0 | - | 4.03 | 32,391 |
| Track & Field Events at the Olympics | 0 | - | 4.39 | 62,354 |
| Countries with the Most Downhill Skiing | 0 | - | 4.91 | 56,954 |
| U.S. Celebrity Gossip by Year, 1991–2009 | 0 | - | 3.75 | 38,154 |
| Former Countries | 0 | - | 4.75 | 132,962 |
| Damaged and Destroyed Cities | 0 | - | 4.44 | 44,580 |
| Flags of Countries of the World in 1910 | 0 | - | 4.96 | 78,411 |
| City Where It Happened #2 | 0 | - | 4.42 | 53,038 |
| Countries by Independence Day | 0 | - | 4.61 | 52,671 |
| Ancient City to Country | 0 | - | 4.70 | 107,787 |
| Former Countries by Capital | 0 | - | 4.45 | 127,241 |
| City-States | 0 | - | 4.53 | 37,177 |
| Battle to Country | 0 | - | 4.91 | 52,898 |
| Most Populous Countries in 1900 | 0 | - | 4.91 | 172,900 |
| Countries of Europe in 1815 With a Map | 0 | - | 4.99 | 149,518 |
| Groups of Things - Sports | 0 | - | 4.27 | 67,608 |
| North American Sports Teams Furthest From Any Other | 0 | - | 4.24 | 9,520 |
| Newest North American Sports Teams | 0 | - | 4.02 | 16,429 |
| Moved North American Sports Franchises | 0 | - | 3.92 | 32,859 |
| Sports Terms #2 | 0 | - | 4.07 | 51,193 |
| Sports Equipment | 0 | - | 3.76 | 62,232 |
| Sports That Don't Use a Ball | 0 | - | 3.91 | 52,256 |
| Discontinued North American Team Names | 0 | - | 4.26 | 17,842 |
| NFL Players by Team History | 0 | - | 4.17 | 88,985 |
| Top 5 Best NFL Teams Since 2000 | 0 | - | 4.28 | 118,115 |
| Top 5 Worst NFL Teams Since 2000 | 0 | - | 4.34 | 145,158 |
| NFL Football General Knowledge | 0 | - | 4.32 | 45,826 |
| NFL Football Teams - One Minute Sprint | 0 | - | 4.41 | 276,990 |
| NFL Quarterbacks - 100 Win Club | 0 | - | 4.48 | 87,715 |
| All NFL Starting Quarterbacks of the 2010s | 0 | - | 4.51 | 128,983 |
| NFL 4,000 Yard Passers | 0 | - | 4.43 | 118,795 |
| Big Ten College Football Teams | 0 | - | 4.24 | 56,418 |
| SEC College Football Teams | 0 | - | 4.15 | 45,708 |
| MLB Baseball A-Z #1 | 0 | - | 4.00 | 23,062 |
| Countries with Major League Baseball Players | 0 | - | 4.61 | 67,560 |
| Countries Where Baseball is the Most Popular Sport | 0 | - | 4.42 | 55,146 |
| Baseball Player Nicknames #1 | 0 | - | 4.05 | 29,395 |
| Baseball Player Nicknames #2 | 0 | - | 4.09 | 16,569 |
| Countries with the Fastest Marathoners | 0 | - | 4.51 | 94,892 |
| Countries with the Fastest 100 Meter Sprinters | 0 | - | 4.44 | 85,690 |
| Summer Olympics Top 4 Countries | 0 | - | 4.40 | 47,505 |
| NHL Hockey Top 50 All-Time Goal Scorers | 0 | - | 4.14 | 35,941 |
| NHL Hockey General Knowledge | 0 | - | 4.32 | 34,197 |
| NBA Defensive Players of the Year | 0 | - | 4.42 | 182,990 |
| NBA Players with Three or More Rings Since 1970 | 0 | - | 4.11 | 140,023 |
| NBA Players by Team History | 0 | - | 4.24 | 91,731 |
| NBA 3 Point Contest Winners | 0 | - | 4.05 | 39,041 |
| Debut Teams of NBA Players | 0 | - | 4.18 | 127,566 |
| NBA Teams by City and First Letter | 0 | - | 4.20 | 58,621 |
| Best NBA Centers of All-Time | 0 | - | 4.03 | 59,253 |
| NBA Rookies of the Year | 0 | - | 4.53 | 65,617 |
| Top 5 Best NBA Teams Since 2010 | 0 | - | 4.14 | 178,613 |
| NBA Basketball General Knowledge #2 | 0 | - | 4.10 | 41,416 |
| NBA Team Logos | 0 | - | 4.80 | 684,065 |
