| Neutral European Countries of WWII | 0 | - | 4.92 | 147,350 |
| Countries of Europe in 1650 with a Map | 0 | - | 4.91 | 49,010 |
| Modern Countries Conquered by Alexander the Great | 0 | - | 4.91 | 99,745 |
| European Capitals - Map Quiz | 0 | - | 4.98 | 104,934 |
| Countries of Europe After World War II | 0 | - | 4.98 | 170,359 |
| Countries of Europe Before World War I | 0 | - | 4.99 | 139,017 |
| Counties of England Map Quiz | 0 | - | 4.97 | 286,368 |
| UK Cities Map Quiz | 0 | - | 4.94 | 432,716 |
| Biggest Spanish Empire Countries | 0 | - | 4.90 | 93,095 |
| Modern-Day Countries of the British Empire in 1921 | 0 | - | 4.99 | 99,622 |
| United States Map Quiz | 0 | - | 4.98 | 3,896,689 |
| Commonwealth of Nations Countries | 0 | - | 4.95 | 221,723 |
| Countries of the Japanese Empire | 0 | - | 4.97 | 98,290 |
| Countries of the Soviet Union | 0 | - | 4.98 | 184,568 |
| Modern Day Countries of Austria-Hungary on a Map | 0 | - | 4.98 | 88,373 |
| Countries that Bordered the USSR | 0 | - | 4.94 | 142,043 |
| Countries of Europe by Population | 0 | - | 4.98 | 125,968 |
| Europe Capital to Country | 0 | - | 4.99 | 219,395 |
| EU Capitals with No Hints | 0 | - | 4.96 | 124,099 |
| European Capitals by Map | 0 | - | 4.99 | 92,736 |
| 10 Westernmost Capital Cities in Europe | 0 | - | 4.87 | 78,625 |
| 10 Northernmost Capital Cities in Europe | 0 | - | 4.95 | 71,825 |
| European Coastal Capitals | 0 | - | 4.95 | 76,930 |
| Europe by Capitals and Borders in 30 Seconds | 0 | - | 4.90 | 193,126 |
| Soviet Union Country Quiz | 0 | - | 4.91 | 74,354 |
| Important Cities in European History | 0 | - | 4.55 | 109,661 |
| Biggest Trading Partners - UK | 0 | - | 4.87 | 56,879 |
| Biggest Trading Partners - Germany | 0 | - | 4.98 | 62,326 |
| Biggest Trading Partners - Spain | 0 | - | 4.90 | 50,206 |
| Top 10 Most Populous European Countries | 0 | - | 4.97 | 204,703 |
| Official Cities in the UK | 0 | - | 4.87 | 231,690 |
| African Capitals - Map Quiz | 0 | - | 4.95 | 51,973 |
| Top 10 Most Remote European Capitals | 0 | - | 4.84 | 84,076 |
| European Capitals Furthest from the Sea | 0 | - | 4.91 | 66,792 |
| Asian Capitals - Map Quiz | 0 | - | 4.95 | 50,966 |
| European Capitals Ending in N | 0 | - | 4.92 | 73,808 |
| Biggest Roman Empire Countries | 0 | - | 4.88 | 81,877 |
| "Stan" Countries - Map Quiz | 0 | - | 4.98 | 111,131 |
| Countries of Europe in 1815 With a Map | 0 | - | 4.99 | 133,332 |
| 100 Biggest Cities and Towns in the UK | 0 | - | 4.97 | 92,784 |
| Name a Valid European Capital | 0 | - | 4.92 | 105,298 |
| European Capital Superlatives - Top 2 | 0 | - | 4.93 | 61,580 |
| UK Immigration by Country | 0 | - | 4.95 | 124,904 |
| Asian Countries with the Most Christians | 0 | - | 4.86 | 84,358 |
| African Countries with the Most Christians | 0 | - | 4.92 | 67,227 |
| Most Forested European Countries | 0 | - | 4.82 | 68,043 |
| Top 10 Biggest Economies in Europe | 0 | - | 4.98 | 178,409 |
| Countries of the German Empire | 0 | - | 4.50 | 33,573 |
| Countries Bordering the Mediterranean - Map Quiz | 0 | - | 4.89 | 81,438 |
| United Kingdom Country Quiz | 0 | - | 4.94 | 118,348 |
| Europe Map Quiz | 0 | - | 5.00 | 4,282,714 |
| Countries of the Mongol Empire on a Map | 0 | - | 4.99 | 93,243 |
| South American Capitals - Map Quiz | 0 | - | 4.98 | 115,643 |
| Most Guessed European Capitals | 0 | - | 4.89 | 96,370 |
| Nordic Countries and Capitals | 0 | - | 4.94 | 76,536 |
| Random European Capital to Country | 0 | - | 4.97 | 152,385 |
| Random European Country to Capital | 0 | - | 4.92 | 134,711 |
| Biggest British Empire Countries | 0 | - | 4.70 | 79,090 |
| Biggest French Empire Countries | 0 | - | 4.45 | 51,288 |
| Countries in the Ottoman Empire | 0 | - | 4.89 | 67,006 |
| Modern-Day Countries of the Roman Empire on a Map | 0 | - | 4.99 | 111,192 |
| Every European Country Shape | 0 | - | 4.95 | 171,021 |
| Top 10 Richest Countries in Europe | 0 | - | 4.88 | 134,916 |
| Biggest Mongol Empire Countries | 0 | - | 4.91 | 67,197 |
| Countries that Visit the UK the Most | 0 | - | 4.85 | 62,355 |
| Biggest Trading Partners - European Union | 0 | - | 4.91 | 64,710 |
| Cities by Skyline Silhouette - Map Quiz | 0 | - | 4.95 | 109,403 |
| Random European Capitals on a Map | 0 | - | 4.97 | 106,654 |
| Independence from Whom | 0 | - | 4.99 | 185,047 |
| Who Controlled These Colonies? | 0 | - | 4.89 | 113,124 |
| Countries in World War I | 0 | - | 4.89 | 209,261 |
| Axis Occupied Countries of WWII | 0 | - | 4.99 | 207,636 |
| Most Recently-Settled Countries | 0 | - | 4.92 | 49,024 |
| Countries of the World in 1938 Quiz | 0 | - | 4.96 | 77,594 |
| Countries by Founding Story | 0 | - | 4.92 | 54,718 |
| Countries Bordering China Since 1914 | 0 | - | 4.91 | 87,510 |
| Biggest Trading Partners - Australia | 0 | - | 4.88 | 42,784 |
| East Asia Map Quiz | 0 | - | 4.99 | 1,342,370 |
| Oceania Map Quiz | 0 | - | 4.97 | 566,613 |
| Africa Map Quiz | 0 | - | 5.00 | 1,935,226 |
| Asia Map Quiz | 0 | - | 4.99 | 782,794 |
| Europe by Borders in 30 Seconds | 0 | - | 4.98 | 385,263 |
| Confederate States of the U.S. Civil War | 0 | - | 4.91 | 122,389 |
| U.S. States or European Countries by Area | 0 | - | 4.95 | 70,969 |
| U.S. States or European Countries by Population | 0 | - | 4.98 | 115,843 |
| Cities by Former Name | 0 | - | 4.86 | 71,175 |
| Africa Capitals Quiz | 0 | - | 4.99 | 632,706 |
| Asia Capitals Quiz | 0 | - | 4.98 | 592,106 |
| Recently Independent Countries Quiz | 0 | - | 4.98 | 144,283 |
| Countries That Use the Euro | 0 | - | 4.92 | 62,517 |
| 10 Easternmost Countries in Europe | 0 | - | 4.85 | 91,837 |
| American Countries on the Pacific Coast | 0 | - | 4.81 | 45,982 |
| The Only European Country ... | 0 | - | 4.94 | 177,645 |
| Mediterranean Countries Quiz | 0 | - | 4.99 | 195,134 |
| Vietnam War Countries | 0 | - | 4.81 | 86,286 |
| Countries of the World in 1900 | 0 | - | 4.89 | 65,956 |
| Countries of the World in 1914 with a Map | 0 | - | 4.99 | 170,084 |
| Countries of the World in 1945 with a Map | 0 | - | 5.00 | 127,546 |
| Countries in the Byzantine Empire | 0 | - | 4.95 | 66,541 |
| Countries with Territorial Claims in Antarctica | 0 | - | 4.92 | 86,586 |
| Arms Exports - Russia | 0 | - | 4.47 | 23,315 |
| Modern-Day Countries of the Ottoman Empire on a Map | 0 | - | 4.96 | 71,387 |
| Random European Flag to Country | 0 | - | 4.89 | 161,319 |
| Countries by Former Name | 0 | - | 4.99 | 113,604 |
| Countries "Ruled" by King Charles III | 0 | - | 4.79 | 80,658 |
| Countries of Africa | 0 | - | 5.00 | 2,160,350 |
| Historical City to Country | 0 | - | 4.83 | 72,184 |
| Biggest Trading Partners - China | 0 | - | 4.96 | 69,930 |
| Middle East Map Quiz | 0 | - | 4.99 | 1,279,428 |
| Oceanian Capitals - Map Quiz | 0 | - | 4.95 | 40,116 |
| South and Central Asia Map Quiz | 0 | - | 4.92 | 79,576 |
| Hawaiian Islands Map Quiz | 0 | - | 4.88 | 20,962 |
| Western Africa Map Quiz | 0 | - | 4.97 | 60,732 |
| Australia Map Quiz | 0 | - | 4.95 | 319,175 |
| British Monopoly Board - Map Quiz | 0 | - | 4.45 | 19,176 |
| Europe Cities Map Quiz | 0 | - | 4.99 | 335,307 |
| European Countries with the Fewest Overnight Visitors | 0 | - | 4.83 | 39,013 |
| African East Coast | 0 | - | 4.97 | 83,965 |
| Flags of Europe Quiz | 0 | - | 4.99 | 1,041,188 |
| Flags of Asia Quiz | 0 | - | 4.99 | 522,862 |
| Cities Founded by the French in North America | 0 | - | 4.51 | 38,553 |
| Which City In the United Kingdom? | 0 | - | 4.96 | 74,545 |
| Countries of Europe - One Minute Sprint | 0 | - | 4.93 | 1,180,399 |
| Countries of Asia in 1900 | 0 | - | 4.49 | 53,269 |
| Countries Settled by the Ancient Greeks | 0 | - | 4.58 | 46,221 |
| Arms Exports - United States | 0 | - | 4.64 | 48,724 |
| Modern Day Countries of the Portuguese Empire on a Map | 0 | - | 4.52 | 44,924 |
| Countries of North America Quiz | 0 | - | 5.00 | 876,739 |
| Flags of Countries that Border Germany | 0 | - | 4.85 | 86,936 |
| Flags of Countries That Border France | 0 | - | 4.90 | 112,248 |
| Countries Closest to the United Kingdom A-Z | 0 | - | 4.96 | 176,685 |
| Canada Provinces Map Quiz | 0 | - | 4.99 | 580,645 |
| South America Map Quiz | 0 | - | 5.00 | 1,417,489 |
| Flags of Africa Quiz | 0 | - | 4.99 | 385,014 |
| Counties of England | 0 | - | 4.96 | 688,483 |
| Colonies of Africa with a Map | 0 | - | 4.80 | 48,221 |
| Canada Geography Trivia | 0 | - | 4.81 | 44,693 |
| First Countries to Reach 5 Million People | 0 | - | 4.90 | 109,389 |
| Most Populous Modern-Day Countries in 1000 AD | 0 | - | 4.86 | 68,507 |
| Most Populous Modern-Day Countries in 1 AD | 0 | - | 4.97 | 76,007 |
| Most Populous Modern-Day Countries in 1800 AD | 0 | - | 4.91 | 53,573 |
| Most Populous Modern-Day Countries in 1500 AD | 0 | - | 4.92 | 66,843 |
| Most Populous Modern-Day Countries by Century | 0 | - | 4.98 | 86,771 |
| 15 Largest Cities in Africa With a Map | 0 | - | 4.94 | 79,595 |
| Most-Visited Cities in Europe | 0 | - | 4.92 | 56,275 |
| Former Capitals Quiz | 0 | - | 4.82 | 57,963 |
| Asia Capital to Country | 0 | - | 4.96 | 105,512 |
| African Capitals by Map | 0 | - | 4.99 | 109,947 |
| South America Capitals Quiz | 0 | - | 5.00 | 418,471 |
| Asian Capitals by Map | 0 | - | 4.98 | 46,640 |
| 10 Easternmost Capital Cities in Asia | 0 | - | 4.90 | 46,505 |
| Capitals of Oceania Quiz | 0 | - | 4.99 | 227,363 |
| Capitals of Mediterranean Countries | 0 | - | 4.96 | 75,961 |
| Countries Settled by Vikings | 0 | - | 4.93 | 111,228 |
| Landlocked Countries in Africa | 0 | - | 4.98 | 19,327 |
| Top 10 Languages Spoken in Europe | 0 | - | 4.94 | 185,465 |
| Countries of the Middle East | 0 | - | 4.96 | 172,653 |
| Countries with Territory in the Balkans | 0 | - | 4.96 | 74,334 |
| Slavic Countries | 0 | - | 4.96 | 100,238 |
| African Island Countries | 0 | - | 4.96 | 89,109 |
| Holy Roman Empire Countries | 0 | - | 4.58 | 42,000 |
| Warsaw Pact Countries | 0 | - | 4.84 | 80,084 |
| Straight Shot to Antarctica | 0 | - | 4.90 | 37,215 |
| Countries Once Held by Sweden | 0 | - | 4.17 | 33,479 |
| Countries of Europe in 1444 | 0 | - | 4.92 | 86,715 |
| Random European Countries on a Map | 0 | - | 4.98 | 259,186 |
| Countries of Asia with Two or More Words | 0 | - | 4.95 | 110,710 |
| Asian Countries Ending in "IA" | 0 | - | 4.94 | 93,357 |
| African Countries with the Shortest Names | 0 | - | 4.97 | 119,039 |
| Top 10 Biggest African Countries by Area | 0 | - | 4.99 | 197,349 |
| 10 Biggest European Countries by Area | 0 | - | 4.99 | 160,261 |
| 10 Biggest Asian Countries by Area | 0 | - | 4.97 | 125,429 |
| 10 Biggest American Countries by Area | 0 | - | 4.95 | 106,898 |
| Top 10 Most Populous American Countries | 0 | - | 4.97 | 132,103 |
| 10 Westernmost Countries in Europe | 0 | - | 4.95 | 138,207 |
| 10 Southernmost Countries in Africa | 0 | - | 4.98 | 104,494 |
| 10 Northernmost Countries in Africa | 0 | - | 4.98 | 130,612 |
| 10 Southernmost Countries in Asia | 0 | - | 4.97 | 88,547 |
| 10 Easternmost Countries in Asia | 0 | - | 4.98 | 96,362 |
| Central America and Caribbean Map Quiz | 0 | - | 4.89 | 850,155 |
| Latin American Countries Map Quiz | 0 | - | 4.97 | 106,073 |
| European Landmarks Map Quiz | 0 | - | 4.97 | 76,790 |
| Eastern Europe Map Quiz | 0 | - | 4.89 | 115,186 |
| North America Map Quiz | 0 | - | 4.98 | 196,924 |
| Africa Cities Map Quiz | 0 | - | 4.97 | 91,563 |
| East Asia Cities Map Quiz | 0 | - | 4.97 | 100,029 |
| Australian States and Territories | 0 | - | 4.96 | 128,802 |
| All First-Level Subdivisions of Europe on a Map | 0 | - | 4.99 | 115,204 |
| All First-Level Subdivisions of Asia on a Map | 0 | - | 4.96 | 36,090 |
| Top Asian Languages on a Map | 0 | - | 4.93 | 60,491 |
| Top African Languages on a Map | 0 | - | 4.91 | 52,569 |
| Countries of Europe with an Empty Map | 0 | - | 5.00 | 284,622 |
| Countries of Africa with an Empty Map | 0 | - | 5.00 | 222,490 |
| Countries of Asia with an Empty Map | 0 | - | 4.98 | 209,869 |
| U.S. States or European Countries by GDP | 0 | - | 4.98 | 76,257 |
| Category Elimination - U.S. States #1 | 0 | - | 4.91 | 194,414 |
| Top 10 Most Populous Asian Countries | 0 | - | 4.96 | 160,533 |
| Top 10 Most Populous African Countries | 0 | - | 4.98 | 156,989 |
| Top 10 Most Densely-Populated Countries in Asia | 0 | - | 4.91 | 80,674 |
| Top 10 Asian Countries by Population Increase | 0 | - | 4.90 | 84,576 |
