| 16,930,914 | US States Quiz |
| 4,774,020 | Europe Map Quiz |
| 4,164,623 | United States Map Quiz |
| 3,711,296 | U.S. Presidents Quiz |
| 3,546,727 | Fifty US States in One Minute |
| 2,686,474 | US States by Borders in 30 Seconds |
| 2,547,346 | Countries of Africa |
| 2,122,840 | Africa Map Quiz |
| 1,824,549 | Pin Europe on a Borderless Map - Sudden Death |
| 1,786,393 | Pin US States on a Borderless Map - Sudden Death |
| 1,693,880 | U.S. State Capitals Quiz |
| 1,552,336 | South America Map Quiz |
| 1,450,020 | East Asia Map Quiz |
| 1,394,527 | U.S. States by First Two Letters in 30 Seconds |
| 1,385,238 | Middle East Map Quiz |
| 1,331,638 | Countries of Europe - One Minute Sprint |
| 1,250,114 | Flags of Europe Quiz |
| 1,026,717 | Countries of North America Quiz |
| 1,010,741 | Champions League Winners |
| 950,365 | Harry Potter Last Names |
| 920,475 | Asia Map Quiz |
| 903,149 | Central America and Caribbean Map Quiz |
| 862,647 | 2025–2026 English Premier League Teams |
| 799,700 | Counties of England |
| 748,316 | Two Letter U.S. State Abbreviations |
| 740,524 | Africa Capitals Quiz |
| 695,380 | Asia Capitals Quiz |
| 655,454 | Oceania Map Quiz |
| 649,537 | Letters of the Greek Alphabet |
| 642,119 | Canada Provinces Map Quiz |
| 630,827 | Win the U.S. Presidential Election |
| 628,259 | Random U.S. States on a Map |
| 626,398 | US States with an Empty Map |
| 616,604 | Flags of Asia Quiz |
| 547,563 | Biggest Cities in Europe |
| 530,896 | European Countries by First 2 Letters |
| 508,210 | Word Scramble - U.S. States |
| 504,415 | Name the English Monarchs |
| 502,191 | Olympian Gods Quiz |
| 494,095 | Ultimate Harry Potter Name Game |
| 494,090 | Pin Africa on a Borderless Map |
| 483,049 | South America Capitals Quiz |
| 473,973 | Flags of Africa Quiz |
| 465,422 | UK Cities Map Quiz |
| 463,044 | Countries That Border Russia |
| 440,549 | Prime Ministers of the UK |
| 438,320 | Roman Numeral Decoding Quiz |
| 429,449 | Europe by Borders in 30 Seconds |
| 427,276 | U.S. Presidents by Picture |
| 416,263 | Asian Countries by Borders in 30 Seconds |
| 403,784 | Countries Bordering France |
| 403,110 | 2025–2026 Football League Teams |
| 395,486 | Top 100 Harry Potter Characters by Mention |
| 391,513 | Every European Flag - Sudden Death |
| 388,936 | Shakespeare's Plays Quiz |
| 382,479 | First Names of U.S. Presidents |
| 379,218 | Basic Harry Potter Quiz |
| 374,761 | Flags of North and South America |
| 370,880 | Countries Bordering Germany |
| 367,918 | States of the U.S. in Alphabetical Order |
| 365,277 | Europe Cities Map Quiz |
| 358,698 | "Big Five" European Soccer Champions Since 2000 |
| 356,217 | Countries of Africa by Borders in 30 Seconds |
| 347,129 | 100 Biggest Cities in Europe with a Map |
| 345,368 | Australia Map Quiz |
| 344,122 | Canada Provinces and Territories |
| 333,555 | All 3,143 Counties of the United States on a Map |
| 324,315 | Name that Greek Letter |
| 323,405 | Countries of Africa - One Minute Sprint |
| 319,557 | Europe Map with Random Merged Countries |
| 311,614 | Countries of Europe with an Empty Map |
| 308,340 | Counties of England Map Quiz |
| 305,571 | US Presidents - One Minute Sprint |
| 303,115 | U.S. Map with Random Merged States |
| 299,556 | Cross Flags of Europe |
| 296,982 | Random African Countries on a Map |
| 294,232 | Biggest Cities in Germany |
| 292,175 | Bohemian Rhapsody Lyrics |
| 284,827 | Official Cities in the UK |
| 284,418 | Random European Countries on a Map |
| 282,178 | Groups of Things - Harry Potter |
| 279,954 | Name the Harry Potter Books |
| 279,848 | Asian Countries by First 2 Letters |
| 277,652 | European Map without 10 Random Countries |
| 276,058 | Countries of Asia - One Minute Sprint |
| 271,130 | Capitals of Oceania Quiz |
| 268,736 | African Countries by First 2 Letters |
| 268,722 | All EPL Teams Ever |
| 263,665 | Countries that Border China |
| 262,708 | Name a Valid European Country #1 |
| 260,920 | Flags of Oceania |
| 255,201 | British to American Word Translation |
| 251,103 | Europe Capital to Country |
| 249,735 | North America Map Quiz |
| 246,599 | World Capitals by First Two Letters in 90 Seconds |
| 245,097 | "Do Not Travel" Countries for U.S. Citizens |
| 244,033 | Countries of Africa with an Empty Map |
| 242,588 | English Premier League 100 Goals Club |
| 241,622 | Biggest Cities in Italy |
| 239,824 | U.S. Citizenship Test Questions |
| 239,059 | Official European Union Languages |
| 237,800 | Commonwealth of Nations Countries |
| 237,283 | Name Every Beatles Song |
| 234,798 | Random Sequential U.S. States on a Map |
| 234,404 | Category Elimination - European Geography #1 |
| 233,497 | Top 10 Most Populous European Countries |
| 230,940 | Countries of Asia with an Empty Map |
| 227,595 | Harry Potter A-Z |
| 227,477 | Countries Closest to Spain |
| 224,980 | 15 Largest Cities in Europe With a Map |
| 224,809 | Europe by Capitals and Borders in 30 Seconds |
| 224,577 | Biggest Cities in France |
| 221,584 | Category Elimination - U.S. States #1 |
| 221,112 | Most-Spoken Languages of the United States |
| 220,834 | North America Capitals Quiz |
| 219,640 | Top 10 Languages Spoken in Europe |
| 217,674 | The Only European Country ... |
| 217,606 | Random Sequential European Countries on a Map |
| 217,487 | Top 10 Biggest African Countries by Area |
| 216,935 | European Capitals - Sudden Death |
| 215,185 | Every Asian Flag - Sudden Death |
| 214,946 | Save Europeans by Guessing Countries |
| 212,984 | Mediterranean Countries Quiz |
| 210,995 | Champions League Top Goal Scorers |
| 209,949 | Countries Closest to the U. S. |
| 209,607 | Name a Valid U.S. State #1 |
| 206,007 | Provinces of China |
| 204,869 | Provinces of Turkey |
| 204,804 | Countries of Premier League Players |
| 202,334 | Every European Country Shape |
| 201,845 | Countries of the Middle East |
| 201,541 | Europe Capitals - One Minute Sprint |
| 199,941 | Top 10 Biggest Economies in Europe |
| 198,671 | Countries Closest to Canada |
| 198,449 | Countries Closest to Italy |
| 196,242 | Counties of Ireland |
| 195,613 | English Premier League Champions |
| 195,112 | Countries of the Soviet Union |
| 194,522 | States of India |
| 193,975 | Most-Visited Countries by U.S. Presidents |
| 193,842 | Three Band Flags of Europe |
| 193,801 | Top 10 Most Populous African Countries |
| 193,647 | Random U.S. States Mouse Hunt! |
| 193,418 | Top 10 Coldest European Countries |
| 193,033 | 10 Biggest European Countries by Area |
| 192,749 | Name a Valid U.S. President #1 |
| 192,035 | Top 10 Least Populous U.S. States |
| 191,576 | Random European Capital to Country |
| 191,332 | Deadliest U.S. Wars |
| 191,209 | Countries Closest to the United Kingdom A-Z |
| 188,846 | Countries of Europe After World War II |
| 187,924 | Figures from Greek Mythology |
| 187,740 | U.S. States that Start with M |
| 186,795 | Save Americans by Guessing U.S. States |
| 186,330 | Regions of Spain Map Quiz |
| 185,737 | U.S. States that Border Canada |
| 184,352 | US State Capitals - One Minute Sprint |
| 184,354 | Top 10 Most Populous Asian Countries |
| 183,233 | European Countries with One Border |
| 183,107 | Random European Flag to Country |
| 181,751 | Countries of Europe by Population |
| 180,009 | European Countries with the Fewest Borders |
| 179,591 | Star-Spangled Banner Lyrics |
| 178,090 | England's Most Successful Football Clubs |
| 177,980 | Top 10 Smallest U.S. States by Area |
| 177,407 | U.S. Presidents - Sudden Death |
| 177,057 | States of Mexico |
| 176,664 | Top 10 Most Populous U.S. States |
| 176,487 | Biggest Urban Areas in the UK |
| 175,758 | Most Mentioned Enemies of the USA |
| 174,974 | Most Common U.S. Last Names - Extreme |
| 173,782 | All First-Level Subdivisions of Europe on a Map |
| 172,685 | Countries that Border Poland |
| 171,796 | U.S. States that Start with N |
| 171,595 | Biggest Cities in Spain |
| 171,517 | U.S. State Flags |
| 171,247 | LeBron James Trivia |
| 170,471 | Random Asian Countries on a Map |
| 168,424 | EPL Leading Scorer by Year |
| 167,936 | Countries that Beat the United States |
| 167,921 | Category Elimination - European Geography #2 |
| 167,274 | France Cities Map Quiz |
| 167,196 | Countries Closest to Australia |
| 165,725 | Countries that Bordered the USSR |
| 165,484 | Random European Country to Capital |
| 163,747 | US States and State Capitals |
| 163,605 | Countries Bordering India |
| 161,858 | Neutral European Countries of WWII |
| 161,562 | 10 Northernmost Countries in Africa |
| 161,079 | UK Baby Girl Names by Decade |
| 160,333 | Top 10 Largest U.S. States by Area |
| 159,641 | Biggest Cities in the U.S. - Extreme |
| 159,213 | Biggest Cities in China |
| 158,944 | Name the James Bond Movies |
| 158,299 | Germany Country Quiz |
| 158,223 | European Countries in their Native Language |
| 158,035 | U.S. States - Type the First Letter |
| 157,776 | Guess the U.S. States Being Drawn |
| 157,466 | Countries Closest to Africa |
| 156,961 | Countries of Europe Before World War I |
