| Top 10 Richest Countries in Africa | 0 | - | 4.85 | 76,355 |
| Top 10 Biggest Economies in Africa | 0 | - | 4.99 | 120,709 |
| Top 10 Richest Countries in Europe | 0 | - | 4.90 | 149,879 |
| U.S. Cities with the Biggest Economies | 0 | - | 4.83 | 72,905 |
| African Countries with the Most Christians | 0 | - | 4.94 | 75,696 |
| Top 10 Biggest Economies in Europe | 0 | - | 4.98 | 199,614 |
| Top 10 Biggest Economies in Asia | 0 | - | 4.87 | 135,056 |
| Africa Capitals Quiz | 0 | - | 4.99 | 738,776 |
| Top 10 Richest Countries in the Americas | 0 | - | 4.93 | 84,236 |
| Biggest Trading Partners - European Union | 0 | - | 4.91 | 72,893 |
| Biggest Trading Partners – Australia | 0 | - | 4.93 | 61,651 |
| African Capitals by Map | 0 | - | 4.99 | 134,045 |
| Countries of Europe in 1650 with a Map | 0 | - | 4.95 | 69,446 |
| Top 10 Richest Countries in Asia | 0 | - | 4.74 | 105,777 |
| Biggest Trading Partners – United Kingdom | 0 | - | 4.93 | 80,457 |
| Biggest Trading Partners - China | 0 | - | 4.95 | 75,235 |
| Biggest Trading Partners - Germany | 0 | - | 4.97 | 71,576 |
| Biggest Trading Partners - Turkey | 0 | - | 4.81 | 50,830 |
| Biggest Trading Partners - Spain | 0 | - | 4.92 | 53,820 |
| Top 10 Most Populous African Countries | 0 | - | 4.99 | 193,508 |
| African Capitals - Map Quiz | 0 | - | 4.94 | 62,576 |
| Neutral European Countries of WWII | 0 | - | 4.91 | 161,642 |
| Biggest Trading Partners - Colombia | 0 | - | 4.88 | 40,375 |
| Countries of Europe in 1815 With a Map | 0 | - | 4.99 | 150,581 |
| European Capital Superlatives - Top 2 | 0 | - | 4.95 | 81,236 |
| Biggest Spanish Empire Countries | 0 | - | 4.91 | 116,142 |
| Asian Countries with the Most Christians | 0 | - | 4.85 | 97,349 |
| Top 10 Biggest Economies in the Americas | 0 | - | 4.94 | 92,285 |
| Countries of the Mongol Empire on a Map | 0 | - | 4.99 | 106,984 |
| Modern-Day Countries of the British Empire in 1921 | 0 | - | 4.99 | 117,812 |
| European Cities with the Biggest Economies | 0 | - | 4.61 | 38,466 |
| Most Guessed European Capitals | 0 | - | 4.87 | 101,560 |
| Random African Capital to Country | 0 | - | 4.97 | 100,802 |
| Random African Country to Capital | 0 | - | 4.94 | 71,326 |
| Countries of the Japanese Empire | 0 | - | 4.97 | 104,311 |
| Countries of the Soviet Union | 0 | - | 4.98 | 194,710 |
| African Countries with the Most Muslims | 0 | - | 4.80 | 100,961 |
| Countries in the Ottoman Empire | 0 | - | 4.89 | 72,710 |
| Category Elimination - European Countries #1 | 0 | - | 4.89 | 90,221 |
| Countries of Europe After World War II | 0 | - | 4.99 | 188,579 |
| Countries of Europe Before World War I | 0 | - | 4.99 | 156,724 |
| Every African Country Shape | 0 | - | 4.90 | 87,496 |
| Biggest Mongol Empire Countries | 0 | - | 4.89 | 81,347 |
| Biggest Trading Partners - South Africa | 0 | - | 4.74 | 40,308 |
| Europe Map Quiz | 0 | - | 5.00 | 4,767,263 |
| Random African Capitals on a Map | 0 | - | 4.96 | 54,892 |
| Commonwealth of Nations Countries | 0 | - | 4.94 | 237,565 |
| Independence from Whom | 0 | - | 4.99 | 211,937 |
| Who Controlled These Colonies? | 0 | - | 4.88 | 132,616 |
| Most Recently-Settled Countries | 0 | - | 4.94 | 62,557 |
| Countries of the World in 1938 Quiz | 0 | - | 4.95 | 94,369 |
| Hindu Countries | 0 | - | 4.86 | 50,234 |
| Modern Day Countries of Austria-Hungary on a Map | 0 | - | 4.98 | 103,943 |
| Countries by Founding Story | 0 | - | 4.95 | 77,307 |
| Countries that Bordered the USSR | 0 | - | 4.93 | 165,521 |
| Countries Bordering China Since 1914 | 0 | - | 4.93 | 95,316 |
| Soviet Union Country Quiz | 0 | - | 4.91 | 80,816 |
| Egypt Country Quiz | 0 | - | 4.83 | 77,602 |
| East Asia Map Quiz | 0 | - | 4.99 | 1,449,042 |
| Oceania Map Quiz | 0 | - | 4.98 | 643,239 |
| Africa Map Quiz | 0 | - | 5.00 | 2,119,988 |
| Asia Map Quiz | 0 | - | 4.99 | 918,070 |
| Europe by Borders in 30 Seconds | 0 | - | 4.98 | 428,618 |
| Richest Metro Areas in the U.S. | 0 | - | 4.42 | 43,811 |
| Asia Capitals Quiz | 0 | - | 4.98 | 693,975 |
| Modern-Day Countries of the Ottoman Empire on a Map | 0 | - | 4.96 | 82,846 |
| Random African Flag to Country | 0 | - | 4.88 | 75,034 |
| Countries of Africa | 0 | - | 5.00 | 2,541,250 |
| Countries with the Most Hindus | 0 | - | 4.90 | 123,130 |
| Countries Closest to Egypt | 0 | - | 4.83 | 101,120 |
| Middle East Map Quiz | 0 | - | 4.99 | 1,384,007 |
| United States Map Quiz | 0 | - | 4.98 | 4,161,569 |
| Africa Flags Map Quiz | 0 | - | 4.95 | 36,526 |
| Australia Map Quiz | 0 | - | 4.95 | 344,891 |
| Europe Cities Map Quiz | 0 | - | 4.99 | 364,777 |
| Flags of Europe Quiz | 0 | - | 4.99 | 1,246,439 |
| Flags of Asia Quiz | 0 | - | 4.99 | 614,821 |
| Cities in European History #1 | 0 | - | 4.63 | 134,120 |
| Name a City - European Countries | 0 | - | 4.90 | 65,500 |
| Cities by Former Name | 0 | - | 4.83 | 91,639 |
| Recently Independent Countries | 0 | - | 4.98 | 159,382 |
| Countries That Use the Euro | 0 | - | 4.95 | 105,311 |
| Countries of Europe - One Minute Sprint | 0 | - | 4.94 | 1,329,857 |
| Landlocked Countries in Africa | 0 | - | 4.99 | 46,982 |
| 10 Easternmost Countries in Europe | 0 | - | 4.89 | 115,475 |
| Biggest Roman Empire Countries | 0 | - | 4.87 | 101,958 |
| Countries of Asia in 1900 | 0 | - | 4.50 | 58,052 |
| The Only European Country ... | 0 | - | 4.91 | 217,053 |
| Mediterranean Countries Quiz | 0 | - | 4.99 | 212,560 |
| Countries of the World in 1900 | 0 | - | 4.89 | 85,103 |
| Countries of the World in 1914 with a Map | 0 | - | 4.99 | 195,550 |
| Countries of the World in 1945 with a Map | 0 | - | 5.00 | 151,130 |
| European Countries NOT in NATO | 0 | - | 4.90 | 61,382 |
| Countries with Territorial Claims in Antarctica | 0 | - | 4.94 | 92,707 |
| Arms Exports - United States | 0 | - | 4.77 | 62,469 |
| Countries by Former Name | 0 | - | 4.99 | 125,243 |
| Countries of North America Quiz | 0 | - | 5.00 | 1,024,641 |
| Historical City to Country | 0 | - | 4.84 | 78,599 |
| Countries Closest to Spain A-Z | 0 | - | 4.98 | 108,342 |
| Countries Closest to the United Kingdom A-Z | 0 | - | 4.96 | 190,990 |
| Biggest Trading Partners - United States | 0 | - | 4.63 | 106,695 |
| Biggest Trading Partners - Russia | 0 | - | 4.55 | 36,538 |
| Canada Provinces Map Quiz | 0 | - | 4.99 | 641,067 |
| South America Map Quiz | 0 | - | 5.00 | 1,550,829 |
| Oceanian Capitals - Map Quiz | 0 | - | 4.95 | 50,814 |
| South and Central Asia Map Quiz | 0 | - | 4.94 | 99,114 |
| Western Africa Map Quiz | 0 | - | 4.97 | 74,038 |
| Flags of Africa Quiz | 0 | - | 5.00 | 472,309 |
| Flags of North and South America | 0 | - | 4.99 | 373,772 |
| Canada Provinces and Territories | 0 | - | 5.00 | 343,182 |
| Counties of England | 0 | - | 4.97 | 797,947 |
| African East Coast | 0 | - | 4.96 | 96,160 |
| Colonies of Africa with a Map | 0 | - | 4.78 | 54,505 |
| Countries of Europe by Population | 0 | - | 4.98 | 181,178 |
| Most Populous Countries by Year | 0 | - | 4.83 | 110,772 |
| First Countries to Reach 5 Million People | 0 | - | 4.92 | 135,415 |
| Most Populous Modern-Day Countries in 1000 AD | 0 | - | 4.88 | 76,260 |
| Most Populous Modern-Day Countries in 1 AD | 0 | - | 4.98 | 92,846 |
| Most Populous Modern-Day Countries in 1800 AD | 0 | - | 4.93 | 67,294 |
| Most Populous Modern-Day Countries in 1500 AD | 0 | - | 4.93 | 73,602 |
| Most Populous Modern-Day Countries by Century | 0 | - | 4.98 | 97,343 |
| 15 Largest Cities in Africa With a Map | 0 | - | 4.95 | 110,841 |
| Most-Visited Cities in Europe | 0 | - | 4.83 | 75,263 |
| Former Capitals | 0 | - | 4.88 | 71,495 |
| Europe Capital to Country | 0 | - | 4.99 | 250,613 |
| Asia Capital to Country | 0 | - | 4.96 | 126,761 |
| EU Capitals with No Hints | 0 | - | 4.96 | 146,049 |
| European Capitals by Map | 0 | - | 4.99 | 139,630 |
| South America Capitals Quiz | 0 | - | 5.00 | 482,014 |
| Asian Capitals by Map | 0 | - | 4.98 | 62,551 |
| 10 Westernmost Capital Cities in Europe | 0 | - | 4.88 | 92,196 |
| 10 Northernmost Capital Cities in Europe | 0 | - | 4.96 | 84,538 |
| European Coastal Capitals | 0 | - | 4.95 | 90,714 |
| 10 Easternmost Capital Cities in Asia | 0 | - | 4.89 | 52,633 |
| Capitals of Oceania Quiz | 0 | - | 4.99 | 270,448 |
| Europe by Capitals and Borders in 30 Seconds | 0 | - | 4.88 | 224,287 |
| Capitals of Mediterranean Countries | 0 | - | 4.95 | 81,879 |
| Modern Countries Conquered by Alexander the Great | 0 | - | 4.90 | 105,659 |
| Countries Settled by Vikings | 0 | - | 4.93 | 121,700 |
| Top 10 Languages Spoken in Europe | 0 | - | 4.96 | 219,055 |
| Countries of the Middle East | 0 | - | 4.96 | 201,389 |
| Countries with Territory in the Balkans | 0 | - | 4.96 | 89,439 |
| Slavic Countries | 0 | - | 4.96 | 111,783 |
| African Island Countries | 0 | - | 4.96 | 101,752 |
| Warsaw Pact Countries | 0 | - | 4.83 | 84,544 |
| Straight Shot to Antarctica | 0 | - | 4.94 | 42,925 |
| Countries of Europe in 1444 | 0 | - | 4.92 | 99,907 |
| Modern-Day Countries of the Roman Empire on a Map | 0 | - | 4.99 | 126,067 |
| Random African Countries on a Map | 0 | - | 4.99 | 296,622 |
| Countries of Asia with Two or More Words | 0 | - | 4.96 | 127,052 |
| Asian Countries Ending in "IA" | 0 | - | 4.96 | 107,629 |
| African Countries with the Shortest Names | 0 | - | 4.98 | 153,690 |
| Top 10 Biggest African Countries by Area | 0 | - | 4.99 | 217,181 |
| 10 Biggest European Countries by Area | 0 | - | 4.99 | 192,794 |
| 10 Biggest Asian Countries by Area | 0 | - | 4.97 | 153,863 |
| 10 Biggest American Countries by Area | 0 | - | 4.95 | 112,676 |
| Top 10 Most Populous American Countries | 0 | - | 4.97 | 144,315 |
| 10 Westernmost Countries in Europe | 0 | - | 4.96 | 151,324 |
| 10 Southernmost Countries in Africa | 0 | - | 4.98 | 116,692 |
| 10 Northernmost Countries in Africa | 0 | - | 4.98 | 161,358 |
| 10 Southernmost Countries in Asia | 0 | - | 4.97 | 99,270 |
| 10 Easternmost Countries in Asia | 0 | - | 4.99 | 108,106 |
| Top 10 Smallest African Countries by Area | 0 | - | 4.96 | 33,357 |
| Countries Closest to Germany A-Z | 0 | - | 4.98 | 27,344 |
| Central America and Caribbean Map Quiz | 0 | - | 4.89 | 902,661 |
| Latin American Countries Map Quiz | 0 | - | 4.97 | 129,966 |
| European Landmarks Map Quiz | 0 | - | 4.97 | 87,270 |
| Eastern Europe Map Quiz | 0 | - | 4.91 | 128,307 |
| North America Map Quiz | 0 | - | 4.98 | 248,952 |
| Africa Cities Map Quiz | 0 | - | 4.97 | 99,033 |
| East Asia Cities Map Quiz | 0 | - | 4.96 | 110,320 |
| UK Cities Map Quiz | 0 | - | 4.96 | 464,878 |
| Australian States and Territories | 0 | - | 4.96 | 142,134 |
| All First-Level Subdivisions of Europe on a Map | 0 | - | 4.98 | 172,436 |
| All First-Level Subdivisions of Asia on a Map | 0 | - | 4.91 | 50,032 |
| All First-Level Subdivisions of Africa on a Map | 0 | - | 4.92 | 33,364 |
| Australian Immigration by Country | 0 | - | 4.81 | 77,329 |
| Top Asian Languages on a Map | 0 | - | 4.95 | 71,557 |
| Top African Languages on a Map | 0 | - | 4.92 | 74,246 |
| Countries of Europe with an Empty Map | 0 | - | 5.00 | 310,937 |
| Countries of Africa with an Empty Map | 0 | - | 5.00 | 243,631 |
| Countries of Asia with an Empty Map | 0 | - | 4.98 | 230,582 |
| Top 10 Richest U.S. States by Median Income | 0 | - | 4.47 | 119,140 |
| Category Elimination - U.S. States #1 | 0 | - | 4.88 | 221,055 |
| Category Elimination - U.S. States #2 | 0 | - | 4.82 | 134,413 |
| Midwestern States of the U.S. | 0 | - | 4.88 | 13,863 |
| Category Elimination - European Geography #1 | 0 | - | 4.98 | 233,615 |
| Category Elimination - European Geography #2 | 0 | - | 4.99 | 167,362 |
| Category Elimination - Asian Geography #1 | 0 | - | 4.86 | 110,200 |
| Category Elimination - African Geography #1 | 0 | - | 4.90 | 92,472 |
| Category Elimination - Asian Geography #2 | 0 | - | 4.94 | 96,945 |
| Top 10 Most Populous European Countries | 0 | - | 4.97 | 233,118 |
| Top 10 Most Populous Asian Countries | 0 | - | 4.97 | 184,047 |
| Top 10 Most Densely-Populated Countries in Asia | 0 | - | 4.92 | 104,236 |
| Top 10 Asian Countries by Population Increase | 0 | - | 4.93 | 108,504 |
| African Cities in the Top 200 Worldwide | 0 | - | 4.95 | 51,114 |
| Most Populous Countries in 1900 | 0 | - | 4.91 | 173,848 |
| Official Cities in the UK | 0 | - | 4.89 | 284,189 |
| British Cities with the Most Tourists | 0 | - | 4.83 | 70,278 |
| 100 Biggest Cities and Towns in the UK | 0 | - | 4.98 | 148,701 |
