| Every Country Flag-Shape of the World | 44,758 | 0 | - |
| Name a City - U.S. States | 26,760 | 0 | - |
| Click a Valid US State A-Z | 118,148 | 0 | - |
| Official Languages of the World on the Disappearing World Map | 116,929 | 0 | - |
| Reveal the Flags | 48,073 | 0 | - |
| Pixelated United States Map | 94,494 | 0 | - |
| Win the U.S. Presidential Election by Answering Questions | 43,967 | 0 | - |
| Save Europeans by Guessing Countries | 214,773 | 0 | - |
| European Countries - Type the First Letter | 148,714 | 0 | - |
| Random Countries Hidden in the World Map | 113,667 | 0 | - |
| Biggest City in Every Country | 101,171 | 0 | - |
| World Map Quiz | 65,147 | 0 | - |
| 20 Random Countries Sequentially on a World Map | 124,824 | 0 | - |
| Largest City on Every Continent A-Z | 38,333 | 0 | - |
| Win the U.S. Presidential Election | 630,389 | 0 | - |
| Europe Map - Puzzle Game | 137,092 | 0 | - |
| Every Country Shape | 467,800 | 0 | - |
| Groups of Things - Harry Potter | 282,096 | 0 | - |
| All 196 Countries of the World : No Consonants | 51,187 | 0 | - |
| All Modern-Day Countries Ever Controlled by the Netherlands | 53,584 | 0 | - |
| Find The Mystery Country Using Color Clues - Randomized! | 2,171,506 | 0 | - |
| Random Sequential U.S. States on a Map | 234,763 | 0 | - |
| 100 Biggest US Cities in 1900 | 73,202 | 0 | - |
| 500 Biggest Cities in the World on a Map | 123,072 | 0 | - |
| Countries in Random Hexagons of the World Map | 134,574 | 0 | - |
| Name a Three to Seven Letter Word A-Z | 70,058 | 0 | - |
| World Map - Puzzle Game | 142,752 | 0 | - |
| Asian Countries - Type the First Letter | 112,878 | 0 | - |
| Countries Containing Each Letter A-Z | 153,795 | 0 | - |
| Name the Color, Not the Word (Stroop Test) | 137,163 | 0 | - |
| Guess the Countries Being Drawn | 243,710 | 0 | - |
| Every European Country Shape | 202,277 | 0 | - |
| Top Five Languages by Language Family | 54,171 | 0 | - |
| Every 1,000,000+ City on a Map | 115,319 | 0 | - |
| Countries, U.S. States, and Capitals by First Two Letters | 488,565 | 0 | - |
| UK Baby Boy Names by Decade | 132,619 | 0 | - |
| Random Sequential Asian Countries on a Map | 119,258 | 0 | - |
| Biggest Cities in the U.S. - Extreme | 159,589 | 0 | - |
| U.S. History Timeline Quiz | 56,954 | 0 | - |
| Country Connect by Northernmost Point | 42,146 | 0 | - |
| Random Sequential Countries on the World Map | 523,734 | 0 | - |
| US State Capitals by Proximity in 30 Seconds | 129,510 | 0 | - |
| The Only Remaining European Country . . . #2 | 57,094 | 0 | - |
| Random Sequential European Countries on a Map | 217,554 | 0 | - |
| Every African Country Shape | 87,704 | 0 | - |
| Busiest Air Routes from the U.S. | 76,973 | 0 | - |
| Largest Cities for each Latitude Degree | 48,248 | 0 | - |
| Biggest Cities in the World - Extreme | 110,833 | 0 | - |
| U.S. Geography with Native American Names on a Map | 31,207 | 0 | - |
| Countries by First and Last Two Letters | 1,818,017 | 0 | - |
| Speed Symbol by Element | 105,013 | 0 | - |
| 50 States, 50 Cities - Hard Version | 44,279 | 0 | - |
| Singers Spinning in a Vinyl Record Player | 25,371 | 0 | - |
| Europe Capitals - One Minute Sprint | 201,515 | 0 | - |
| Zone 1 London Underground Stations - With a Map | 52,512 | 0 | - |
| Biggest Cities in Each U.S. State - Extreme | 83,251 | 0 | - |
| A Square of Merged Countries #1 | 59,769 | 0 | - |
| Country Quiz on a Map - Germany | 35,217 | 0 | - |
| All 2M Cities by Proximity | 52,637 | 0 | - |
| London Underground Stations - Old Version | 94,132 | - | - |
| Random Acronyms Quiz #1 | 59,611 | 0 | - |
| Name a City in EVERY Country - No Capitals | 67,504 | 0 | - |
| Countries of the World in 1945 with a Map | 151,391 | 0 | - |
| Draw All US State Borders - Extreme | 78,800 | 0 | - |
| Five Biggest Immigrant Groups by Country #3 | 66,436 | 0 | - |
| Random Sequential African Countries on a Map | 127,978 | 0 | - |
| British Monopoly Board - Map Quiz | 20,245 | 0 | - |
| Name a Valid First-Level Subdivision for Every Country | 50,172 | 0 | - |
| Biggest City in Each Risk Territory | 27,217 | 0 | - |
| Countries of Europe in 1870 with a Map | 65,142 | 0 | - |
| Groups of Twelve Quiz | 94,191 | 0 | - |
| Official and Regional Languages of Asia on a Map | 68,749 | 0 | - |
| All 3M Cities on the World Map | 75,224 | 0 | - |
| Draw All US State Borders | 138,759 | 0 | - |
| Guess the European Countries Being Drawn | 113,364 | 0 | - |
| All Modern-Day Countries Ever Controlled by the British | 49,979 | 0 | - |
| Cities in Squares on a Map - Europe | 54,056 | 0 | - |
| Biggest Export Partners For Every Country | 50,764 | 0 | - |
| Famous Landmarks Out Of Focus #1 | 61,261 | 0 | - |
| Biggest U.S. Cities Within 200 Kilometers | 48,923 | 0 | - |
| Country Quiz on a Map - Italy | 37,760 | 0 | - |
| Colonies of Africa with a Map | 54,558 | 0 | - |
| Countries by Borders in 90 Seconds | 3,836,294 | 0 | - |
| Divided Country Shape Puzzle #2 | 33,615 | 0 | - |
| Every Asian Country Shape | 88,012 | 0 | - |
| Fill the Map of Europe by Guessing Flag Colors | 38,015 | 0 | - |
| Geographic Groups of Eight | 58,844 | 0 | - |
| World Capitals Quiz | 5,085,675 | 0 | - |
| Largest Islands of Greece | 48,156 | 0 | - |
| 100 Biggest Cities and Towns in the UK | 149,487 | 0 | - |
| U.S. Groups of Five | 21,623 | 0 | - |
| Busiest Air Routes in the World | 38,439 | 0 | - |
| 407 Islands on the World Map | 35,338 | 0 | - |
| Common Geography on a Map | 100,229 | 0 | - |
| World Capitals by Map | 287,588 | 0 | - |
| The Only Remaining Asian Country . . . | 45,941 | 0 | - |
| Random Point on Land to US State | 69,466 | 0 | - |
| Biggest Metro Areas in the USA | 366,889 | 0 | - |
| All 1M Cities by Proximity | 579,651 | 0 | - |
| Random Sequential Countries on the World Map - Hard Version | 75,991 | 0 | - |
| U.S. State Flags | 171,414 | 0 | - |
| 12 x 12 Multiplication Table in 2 Minutes | 803,558 | 0 | - |
| All Countries of the World by Area with Hints | 244,142 | 0 | - |
| Countries of the World with an Empty Map | 3,384,681 | 0 | - |
| All 50 U.S. States Being Drawn | 62,270 | 0 | - |
| Bodies of Water on the World Map | 52,503 | 0 | - |
| All 100k+ Cities in Europe on a Map | 101,873 | 0 | - |
| Chinese Geography on the Map | 24,425 | 0 | - |
| All Countries by Northernmost Point on Land | 126,721 | 0 | - |
| Find The Mystery Country Using Color Clues #2 | 143,332 | 0 | - |
| Modern-Day Countries of the British Empire in 1921 | 118,042 | 0 | - |
| 2,000 Biggest World Cities Furthest from a Larger City | 67,532 | 0 | - |
| Biggest Cities in the United States | 981,563 | 0 | - |
| Countries of the World with a Borderless Map | 82,384 | 0 | - |
| Name a City in Every European Country - No Capitals | 55,626 | 0 | - |
| 1M Cities by Proximity - United States | 150,860 | 0 | - |
| U.S. & Canadian Geography on a Map | 39,737 | 0 | - |
| Asian Countries by First 2 Letters | 279,756 | 0 | - |
| Every Country in its Official/Native Language | 25,491 | 0 | - |
| Name a Border of Every U.S. State | 35,807 | 0 | - |
| Biggest U.S. Cities Within 100 Kilometers | 51,635 | 0 | - |
| Cities of China (With Some Help) | 31,651 | 0 | - |
| Countries by Languages in 90 Seconds | 723,090 | 0 | - |
| ALL First-Level Subdivisions of the World With a Map | 147,815 | 0 | - |
| 250 Biggest Cities in Europe With a Map | 115,764 | 0 | - |
| Axis Occupied Countries of WWII | 229,440 | 0 | - |
| World Capitals by Proximity | 332,276 | 0 | - |
| Straight Shot to Antarctica | 42,975 | 0 | - |
| Animal Emojis | 84,854 | 0 | - |
| Countries and Capitals of the World With a Map | 67,950 | 0 | - |
| 100 Biggest Cities in North America on a Map | 62,528 | 0 | - |
| Boroughs of London | 88,136 | 0 | - |
| Five Biggest Immigrant Groups by Country #2 | 89,372 | 0 | - |
| Periodic Table Symbols | 72,759 | 0 | - |
| Speed Capital to U.S. State | 114,156 | 0 | - |
| 100 Biggest Cities in Europe with a Map | 346,919 | 0 | - |
| Countries of the World in 1789 with a Map | 66,856 | 0 | - |
| All Countries by Population With a Map | 109,727 | 0 | - |
| 101 Figures from Greek Mythology | 126,566 | 0 | - |
| Africa Flags Map Quiz | 36,569 | 0 | - |
| London Tube Stations - With Map | 31,143 | 0 | - |
| U.S. States by Nickname | 69,613 | 0 | - |
| Countries in Hexagons of the World Map | 109,035 | 0 | - |
| Three Most Populous Countries By Each Letter | 89,929 | 0 | - |
| Countries That Do Not Border | 60,501 | 0 | - |
| Official Languages of the World | 419,758 | 0 | - |
| All First-Level Subdivisions of Europe on a Map | 173,365 | 0 | - |
| Play Scrabble by Guessing Countries | 132,614 | 0 | - |
| Chess Pieces on a Board | 40,987 | 0 | - |
| Flags of Countries of the World in 1910 | 79,082 | 0 | - |
| Fast Math - Double That Number! | 615,436 | 0 | - |
| All Modern-Day Countries Ever Controlled by French People | 58,240 | 0 | - |
| African Capitals - Map Quiz | 62,753 | 0 | - |
| Countries Less Populous Than Their Neighbors | 81,610 | 0 | - |
| Progressively Harder U.S. Geography on a Map | 45,286 | 0 | - |
| 2018 FIFA World Cup Teams | 65,617 | 0 | - |
| U.S. States - Type the First Letter | 157,886 | 0 | - |
| Every U.S. City that Has Ever Been the Largest In Its State | 23,694 | 0 | - |
| 40 Random Missing Countries on the World Map | 986,330 | 0 | - |
| Every 100,000+ City in 1900 on a Map | 17,203 | 0 | - |
| U.S. States By Population | 153,766 | 0 | - |
| Clear All Country Borders on the World Map | 41,341 | 0 | - |
| First Cities in History to Reach 100,000 People | 16,223 | 0 | - |
| Draw All US, Canada and Mexico Subdivision Borders | 28,515 | 0 | - |
| Elements of the Periodic Table | 2,249,671 | 0 | - |
| Fill the World Map by Guessing the Closest Country | 37,360 | 0 | - |
| World Capitals on an Empty Map | 54,246 | 0 | - |
| Seas of the World | 157,498 | 0 | - |
| U.S. States by Land Area | 52,907 | 0 | - |
| Memory Test - Sudden Death | 345,680 | 0 | - |
| Cities in the United Kingdom by Proximity | 48,590 | 0 | - |
| Five Biggest Cities by Country - Extreme | 41,819 | 0 | - |
