| 16,786,839 | US States Quiz |
| 4,747,315 | Europe Map Quiz |
| 4,149,095 | United States Map Quiz |
| 3,676,251 | U.S. Presidents Quiz |
| 3,528,194 | Fifty US States in One Minute |
| 2,672,903 | US States by Borders in 30 Seconds |
| 2,522,520 | Countries of Africa |
| 2,111,204 | Africa Map Quiz |
| 1,701,188 | Pin US States on a Borderless Map - Sudden Death |
| 1,683,521 | U.S. State Capitals Quiz |
| 1,688,475 | Pin Europe on a Borderless Map - Sudden Death |
| 1,545,108 | South America Map Quiz |
| 1,444,202 | East Asia Map Quiz |
| 1,385,946 | U.S. States by First Two Letters in 30 Seconds |
| 1,379,324 | Middle East Map Quiz |
| 1,323,764 | Countries of Europe - One Minute Sprint |
| 1,235,377 | Flags of Europe Quiz |
| 1,017,751 | Countries of North America Quiz |
| 1,001,084 | Champions League Winners |
| 947,668 | Harry Potter Last Names |
| 911,367 | Asia Map Quiz |
| 900,918 | Central America and Caribbean Map Quiz |
| 855,427 | 2025–2026 English Premier League Teams |
| 792,880 | Counties of England |
| 745,332 | Two Letter U.S. State Abbreviations |
| 733,933 | Africa Capitals Quiz |
| 689,370 | Asia Capitals Quiz |
| 644,842 | Letters of the Greek Alphabet |
| 638,794 | Oceania Map Quiz |
| 638,022 | Canada Provinces Map Quiz |
| 623,832 | Random U.S. States on a Map |
| 622,792 | Win the U.S. Presidential Election |
| 621,580 | US States with an Empty Map |
| 609,400 | Flags of Asia Quiz |
| 543,832 | Biggest Cities in Europe |
| 527,909 | European Countries by First 2 Letters |
| 504,262 | Word Scramble - U.S. States |
| 500,284 | Name the English Monarchs |
| 498,578 | Olympian Gods Quiz |
| 492,288 | Ultimate Harry Potter Name Game |
| 479,392 | South America Capitals Quiz |
| 467,180 | Flags of Africa Quiz |
| 463,413 | UK Cities Map Quiz |
| 460,440 | Countries That Border Russia |
| 453,614 | Pin Africa on a Borderless Map |
| 436,792 | Prime Ministers of the UK |
| 435,275 | Roman Numeral Decoding Quiz |
| 426,667 | Europe by Borders in 30 Seconds |
| 425,120 | U.S. Presidents by Picture |
| 413,983 | Asian Countries by Borders in 30 Seconds |
| 401,242 | Countries Bordering France |
| 399,222 | 2025–2026 Football League Teams |
| 391,772 | Top 100 Harry Potter Characters by Mention |
| 386,916 | Shakespeare's Plays Quiz |
| 380,470 | First Names of U.S. Presidents |
| 379,769 | Every European Flag - Sudden Death |
| 377,847 | Basic Harry Potter Quiz |
| 370,500 | Flags of North and South America |
| 368,080 | Countries Bordering Germany |
| 366,194 | States of the U.S. in Alphabetical Order |
| 363,317 | Europe Cities Map Quiz |
| 355,282 | Countries of Africa by Borders in 30 Seconds |
| 352,734 | "Big Five" European Soccer Champions Since 2000 |
| 343,758 | 100 Biggest Cities in Europe with a Map |
| 343,349 | Australia Map Quiz |
| 340,060 | Canada Provinces and Territories |
| 329,959 | All 3,143 Counties of the United States on a Map |
| 322,626 | Name that Greek Letter |
| 320,823 | Countries of Africa - One Minute Sprint |
| 316,851 | Europe Map with Random Merged Countries |
| 309,422 | Countries of Europe with an Empty Map |
| 306,695 | Counties of England Map Quiz |
| 304,237 | US Presidents - One Minute Sprint |
| 301,453 | U.S. Map with Random Merged States |
| 297,821 | Cross Flags of Europe |
| 294,774 | Random African Countries on a Map |
| 292,426 | Biggest Cities in Germany |
| 291,180 | Bohemian Rhapsody Lyrics |
| 282,720 | Random European Countries on a Map |
| 282,272 | Official Cities in the UK |
| 280,761 | Groups of Things - Harry Potter |
| 278,231 | Asian Countries by First 2 Letters |
| 278,046 | Name the Harry Potter Books |
| 275,793 | European Map without 10 Random Countries |
| 274,305 | Countries of Asia - One Minute Sprint |
| 268,366 | Capitals of Oceania Quiz |
| 267,456 | African Countries by First 2 Letters |
| 266,489 | All EPL Teams Ever |
| 262,551 | Countries that Border China |
| 258,913 | Name a Valid European Country #1 |
| 257,166 | Flags of Oceania |
| 254,919 | British to American Word Translation |
| 249,010 | Europe Capital to Country |
| 246,759 | North America Map Quiz |
| 246,191 | World Capitals by First Two Letters in 90 Seconds |
| 242,692 | Countries of Africa with an Empty Map |
| 242,435 | "Do Not Travel" Countries for U.S. Citizens |
| 240,477 | English Premier League 100 Goals Club |
| 240,333 | Biggest Cities in Italy |
| 238,896 | U.S. Citizenship Test Questions |
| 237,716 | Official European Union Languages |
| 236,920 | Commonwealth of Nations Countries |
| 235,127 | Name Every Beatles Song |
| 233,848 | Random Sequential U.S. States on a Map |
| 231,908 | Category Elimination - European Geography #1 |
| 231,853 | Top 10 Most Populous European Countries |
| 229,646 | Countries of Asia with an Empty Map |
| 226,278 | Countries Closest to Spain |
| 223,308 | 15 Largest Cities in Europe With a Map |
| 223,154 | Biggest Cities in France |
| 222,997 | Europe by Capitals and Borders in 30 Seconds |
| 219,619 | Category Elimination - U.S. States #1 |
| 218,826 | Harry Potter A-Z |
| 218,369 | North America Capitals Quiz |
| 218,319 | Most-Spoken Languages of the United States |
| 217,535 | Top 10 Languages Spoken in Europe |
| 216,688 | Random Sequential European Countries on a Map |
| 216,284 | Top 10 Biggest African Countries by Area |
| 215,274 | The Only European Country ... |
| 211,181 | Mediterranean Countries Quiz |
| 211,194 | Save Europeans by Guessing Countries |
| 210,813 | European Capitals - Sudden Death |
| 208,870 | Champions League Top Goal Scorers |
| 208,502 | Countries Closest to the U. S. |
| 207,858 | Name a Valid U.S. State #1 |
| 207,835 | Every Asian Flag - Sudden Death |
| 203,034 | Provinces of Turkey |
| 202,783 | Countries of Premier League Players |
| 202,413 | Provinces of China |
| 200,876 | Every European Country Shape |
| 200,622 | Europe Capitals - One Minute Sprint |
| 199,928 | Countries of the Middle East |
| 198,146 | Top 10 Biggest Economies in Europe |
| 197,762 | Countries Closest to Canada |
| 196,956 | Countries Closest to Italy |
| 194,240 | Countries of the Soviet Union |
| 194,109 | Counties of Ireland |
| 193,914 | English Premier League Champions |
| 193,076 | Most-Visited Countries by U.S. Presidents |
| 192,670 | Top 10 Coldest European Countries |
| 192,555 | Three Band Flags of Europe |
| 192,525 | Top 10 Most Populous African Countries |
| 192,191 | 10 Biggest European Countries by Area |
| 191,824 | States of India |
| 191,067 | Top 10 Least Populous U.S. States |
| 190,794 | Name a Valid U.S. President #1 |
| 190,384 | Countries Closest to the United Kingdom A-Z |
| 189,843 | Deadliest U.S. Wars |
| 190,122 | Random European Capital to Country |
| 189,467 | Random U.S. States Mouse Hunt! |
| 187,711 | Countries of Europe After World War II |
| 186,645 | U.S. States that Start with M |
| 185,921 | Figures from Greek Mythology |
| 185,080 | Regions of Spain Map Quiz |
| 184,178 | Save Americans by Guessing U.S. States |
| 183,772 | U.S. States that Border Canada |
| 183,305 | US State Capitals - One Minute Sprint |
| 182,689 | Top 10 Most Populous Asian Countries |
| 182,173 | European Countries with One Border |
| 181,612 | Random European Flag to Country |
| 179,406 | Countries of Europe by Population |
| 179,025 | Star-Spangled Banner Lyrics |
| 179,037 | European Countries with the Fewest Borders |
| 177,397 | Top 10 Smallest U.S. States by Area |
| 176,369 | England's Most Successful Football Clubs |
| 176,066 | Biggest Urban Areas in the UK |
| 175,017 | Most Mentioned Enemies of the USA |
| 174,850 | States of Mexico |
| 174,009 | Top 10 Most Populous U.S. States |
| 173,809 | Most Common U.S. Last Names - Extreme |
| 172,097 | U.S. Presidents - Sudden Death |
| 171,824 | Countries that Border Poland |
| 170,933 | U.S. States that Start with N |
| 170,504 | Biggest Cities in Spain |
| 170,352 | LeBron James Trivia |
| 169,610 | All First-Level Subdivisions of Europe on a Map |
| 169,399 | Random Asian Countries on a Map |
| 168,982 | U.S. State Flags |
| 167,016 | EPL Leading Scorer by Year |
| 166,575 | Countries Closest to Australia |
| 166,200 | Countries that Beat the United States |
| 166,166 | Category Elimination - European Geography #2 |
| 166,022 | France Cities Map Quiz |
| 164,901 | Countries that Bordered the USSR |
| 163,213 | Countries Bordering India |
| 160,971 | Neutral European Countries of WWII |
| 160,718 | 10 Northernmost Countries in Africa |
| 160,391 | US States and State Capitals |
| 159,872 | UK Baby Girl Names by Decade |
| 159,573 | Top 10 Largest U.S. States by Area |
| 158,761 | Biggest Cities in the U.S. - Extreme |
| 158,091 | Name the James Bond Movies |
| 157,809 | Biggest Cities in China |
| 157,356 | European Countries in their Native Language |
| 157,238 | Germany Country Quiz |
| 156,749 | Countries Closest to Africa |
| 156,599 | Guess the U.S. States Being Drawn |
| 155,935 | Countries of Europe Before World War I |
| 155,571 | Central American Countries |
| 158,692 | Random European Country to Capital |
