| Countries of the Soviet Union | 0 | - | 4.98 | 194,712 |
| Soviet Union Country Quiz | 0 | - | 4.91 | 80,816 |
| Neutral European Countries of WWII | 0 | - | 4.91 | 161,644 |
| Countries of Europe After World War II | 0 | - | 4.99 | 188,584 |
| Countries of Europe Before World War I | 0 | - | 4.99 | 156,724 |
| Countries of Europe in 1650 with a Map | 0 | - | 4.95 | 69,449 |
| Soviet Leaders 1917–1991 | 0 | - | 4.44 | 95,128 |
| European Capital Superlatives - Top 2 | 0 | - | 4.95 | 81,236 |
| Countries of the Japanese Empire | 0 | - | 4.97 | 104,311 |
| Biggest Spanish Empire Countries | 0 | - | 4.91 | 116,142 |
| Top 10 Biggest Economies in Europe | 0 | - | 4.98 | 199,616 |
| Modern-Day Countries of the British Empire in 1921 | 0 | - | 4.99 | 117,812 |
| Most Guessed European Capitals | 0 | - | 4.87 | 101,561 |
| Top 10 Richest Countries in Europe | 0 | - | 4.90 | 149,879 |
| Biggest Trading Partners - European Union | 0 | - | 4.91 | 72,893 |
| Commonwealth of Nations Countries | 0 | - | 4.94 | 237,567 |
| Modern Day Countries of Austria-Hungary on a Map | 0 | - | 4.98 | 103,945 |
| Countries that Bordered the USSR | 0 | - | 4.93 | 165,524 |
| Biggest Trading Partners – United Kingdom | 0 | - | 4.93 | 80,458 |
| Biggest Trading Partners - Germany | 0 | - | 4.97 | 71,577 |
| Biggest Trading Partners - Spain | 0 | - | 4.92 | 53,822 |
| Countries of Europe by Population | 0 | - | 4.98 | 181,183 |
| Europe Capital to Country | 0 | - | 4.99 | 250,618 |
| EU Capitals with No Hints | 0 | - | 4.96 | 146,049 |
| European Capitals by Map | 0 | - | 4.99 | 139,640 |
| 10 Westernmost Capital Cities in Europe | 0 | - | 4.88 | 92,199 |
| 10 Northernmost Capital Cities in Europe | 0 | - | 4.96 | 84,540 |
| European Coastal Capitals | 0 | - | 4.95 | 90,715 |
| Europe by Capitals and Borders in 30 Seconds | 0 | - | 4.88 | 224,293 |
| Biggest Roman Empire Countries | 0 | - | 4.87 | 101,959 |
| Countries Closest to the United Kingdom A-Z | 0 | - | 4.96 | 190,993 |
| UK Cities Map Quiz | 0 | - | 4.96 | 464,881 |
| Top 10 Most Populous European Countries | 0 | - | 4.97 | 233,125 |
| Official Cities in the UK | 0 | - | 4.89 | 284,193 |
| Cities in European History #1 | 0 | - | 4.63 | 134,123 |
| Top 10 Most Remote European Capitals | 0 | - | 4.87 | 94,131 |
| European Capitals - Map Quiz | 0 | - | 4.97 | 119,422 |
| European Capitals Furthest from the Sea | 0 | - | 4.92 | 82,240 |
| European Capitals Ending in N | 0 | - | 4.92 | 81,353 |
| Modern Countries Conquered by Alexander the Great | 0 | - | 4.90 | 105,660 |
| Arms Exports - Russia | 0 | - | 4.49 | 25,146 |
| Modern-Day Countries of the Roman Empire on a Map | 0 | - | 4.99 | 126,068 |
| Counties of England Map Quiz | 0 | - | 4.97 | 307,907 |
| Countries of Europe in 1815 With a Map | 0 | - | 4.99 | 150,582 |
| British Cities with the Most Tourists | 0 | - | 4.83 | 70,280 |
| 100 Biggest Cities and Towns in the UK | 0 | - | 4.98 | 148,715 |
| Nordic Countries and Capitals | 0 | - | 4.95 | 83,732 |
| Name a Valid European Capital | 0 | - | 4.95 | 152,557 |
| Random European Capital to Country | 0 | - | 4.98 | 191,070 |
| Random European Country to Capital | 0 | - | 4.93 | 165,286 |
| UK Immigration by Country | 0 | - | 4.94 | 141,044 |
| Asian Countries with the Most Christians | 0 | - | 4.85 | 97,349 |
| African Countries with the Most Christians | 0 | - | 4.94 | 75,698 |
| Top 10 Biggest Economies in Africa | 0 | - | 4.99 | 120,709 |
| Top 10 Biggest Economies in Asia | 0 | - | 4.87 | 135,062 |
| Countries in the Byzantine Empire | 0 | - | 4.95 | 72,226 |
| Countries in the Ottoman Empire | 0 | - | 4.89 | 72,716 |
| Every European Country Shape | 0 | - | 4.96 | 202,008 |
| Random Sequential European Countries on a Map | 0 | - | 4.99 | 217,389 |
| Top 10 Richest Countries in Africa | 0 | - | 4.85 | 76,356 |
| Biggest Mongol Empire Countries | 0 | - | 4.89 | 81,348 |
| Flags of Countries That Border Russia | 0 | - | 4.70 | 82,044 |
| Countries that Visit the UK the Most | 0 | - | 4.87 | 75,253 |
| United Kingdom Country Quiz | 0 | - | 4.96 | 140,019 |
| Countries of the Mongol Empire on a Map | 0 | - | 4.99 | 106,985 |
| U.S. Cities with the Biggest Economies | 0 | - | 4.83 | 72,907 |
| European Cities with the Biggest Economies | 0 | - | 4.61 | 38,466 |
| European Capitals with the Least Sunshine | 0 | - | 4.46 | 50,368 |
| Random European Capitals on a Map | 0 | - | 4.97 | 134,847 |
| Biggest British Empire Countries | 0 | - | 4.74 | 100,110 |
| Biggest French Empire Countries | 0 | - | 4.49 | 65,201 |
| Hindu Countries | 0 | - | 4.86 | 50,235 |
| Country by Photo of its Leader | 0 | - | 4.72 | 124,183 |
| Random European Flag to Country | 0 | - | 4.89 | 182,747 |
| Countries "Ruled" by King Charles III | 0 | - | 4.78 | 82,765 |
| Political Movements by Country | 0 | - | 4.46 | 72,585 |
| Countries with the Most Hindus | 0 | - | 4.90 | 123,132 |
| Countries Bordering China Since 1914 | 0 | - | 4.93 | 95,316 |
| Biggest Trading Partners - China | 0 | - | 4.95 | 75,236 |
| Biggest Trading Partners - Turkey | 0 | - | 4.81 | 50,834 |
| Biggest Trading Partners – Australia | 0 | - | 4.93 | 61,651 |
| Europe Map Quiz | 0 | - | 5.00 | 4,767,323 |
| U.S. States or European Countries by Area | 0 | - | 4.95 | 96,232 |
| U.S. States or European Countries by Population | 0 | - | 4.97 | 133,362 |
| Biggest Cities in Russia | 0 | - | 4.49 | 82,471 |
| Cities Founded by the French in North America | 0 | - | 4.50 | 40,419 |
| Africa Capitals Quiz | 0 | - | 4.99 | 738,790 |
| Asia Capitals Quiz | 0 | - | 4.98 | 693,988 |
| Which City In the United Kingdom? | 0 | - | 4.97 | 94,352 |
| Independence from Whom | 0 | - | 4.99 | 211,938 |
| National Founders | 0 | - | 4.40 | 83,860 |
| Who Controlled These Colonies? | 0 | - | 4.88 | 132,619 |
| Most Recently-Settled Countries | 0 | - | 4.94 | 62,558 |
| Countries of the World in 1938 Quiz | 0 | - | 4.95 | 94,372 |
| Countries Settled by the Ancient Greeks | 0 | - | 4.53 | 49,477 |
| Random European Countries on a Map | 0 | - | 4.97 | 284,068 |
| Countries of Africa | 0 | - | 5.00 | 2,541,284 |
| Flags of Countries that Border Germany | 0 | - | 4.86 | 97,398 |
| Flags of Countries That Border France | 0 | - | 4.88 | 123,281 |
| Countries Closest to Spain A-Z | 0 | - | 4.98 | 108,342 |
| Biggest Trading Partners - Russia | 0 | - | 4.55 | 36,539 |
| Biggest Trading Partners - Colombia | 0 | - | 4.88 | 40,376 |
| Middle East Map Quiz | 0 | - | 4.99 | 1,384,012 |
| United States Map Quiz | 0 | - | 4.98 | 4,161,584 |
| East Asia Map Quiz | 0 | - | 4.99 | 1,449,047 |
| Oceania Map Quiz | 0 | - | 4.98 | 643,242 |
| Africa Map Quiz | 0 | - | 5.00 | 2,120,021 |
| Asia Map Quiz | 0 | - | 4.99 | 918,073 |
| Australia Map Quiz | 0 | - | 4.95 | 344,895 |
| Europe Cities Map Quiz | 0 | - | 4.99 | 364,779 |
| Europe by Borders in 30 Seconds | 0 | - | 4.98 | 428,630 |
| Category Elimination - U.S. States #1 | 0 | - | 4.88 | 221,059 |
| Category Elimination - U.S. States #2 | 0 | - | 4.82 | 134,414 |
| Flags of Europe Quiz | 0 | - | 4.99 | 1,246,476 |
| Flags of Asia Quiz | 0 | - | 4.99 | 614,840 |
| Most Populous Countries by Year | 0 | - | 4.83 | 110,774 |
| First Countries to Reach 5 Million People | 0 | - | 4.92 | 135,417 |
| Most Populous Modern-Day Countries in 1000 AD | 0 | - | 4.88 | 76,260 |
| Most Populous Modern-Day Countries in 1 AD | 0 | - | 4.98 | 92,848 |
| 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 | 97,344 |
| 15 Largest Cities in Africa With a Map | 0 | - | 4.95 | 110,841 |
| Most-Visited Cities in Europe | 0 | - | 4.83 | 75,266 |
| Cities by Former Name | 0 | - | 4.83 | 91,640 |
| Former Capitals | 0 | - | 4.88 | 71,496 |
| Asia Capital to Country | 0 | - | 4.96 | 126,762 |
| African Capitals by Map | 0 | - | 4.99 | 134,046 |
| Asian Capitals by Map | 0 | - | 4.98 | 62,551 |
| 10 Easternmost Capital Cities in Asia | 0 | - | 4.89 | 52,634 |
| Capitals of Oceania Quiz | 0 | - | 4.99 | 270,461 |
| Capitals of Mediterranean Countries | 0 | - | 4.95 | 81,880 |
| Recently Independent Countries | 0 | - | 4.98 | 159,384 |
| Countries That Use the Euro | 0 | - | 4.95 | 105,315 |
| Countries Settled by Vikings | 0 | - | 4.93 | 121,701 |
| Countries of Europe - One Minute Sprint | 0 | - | 4.94 | 1,329,871 |
| Landlocked Countries in Africa | 0 | - | 4.99 | 46,984 |
| 10 Easternmost Countries in Europe | 0 | - | 4.89 | 115,481 |
| Top 10 Languages Spoken in Europe | 0 | - | 4.96 | 219,060 |
| Countries of Asia in 1900 | 0 | - | 4.50 | 58,052 |
| Countries of the Middle East | 0 | - | 4.96 | 201,391 |
| Countries with Territory in the Balkans | 0 | - | 4.96 | 89,441 |
| The Only European Country ... | 0 | - | 4.91 | 217,061 |
| Mediterranean Countries Quiz | 0 | - | 4.99 | 212,562 |
| Slavic Countries | 0 | - | 4.96 | 111,784 |
| Countries of the World in 1900 | 0 | - | 4.89 | 85,104 |
| African Island Countries | 0 | - | 4.96 | 101,755 |
| Countries of the World in 1914 with a Map | 0 | - | 4.99 | 195,552 |
| Countries of the World in 1945 with a Map | 0 | - | 5.00 | 151,133 |
| European Countries NOT in NATO | 0 | - | 4.90 | 61,385 |
| Holy Roman Empire Countries | 0 | - | 4.77 | 54,821 |
| Warsaw Pact Countries | 0 | - | 4.83 | 84,547 |
| Countries with Territorial Claims in Antarctica | 0 | - | 4.94 | 92,707 |
| Straight Shot to Antarctica | 0 | - | 4.94 | 42,926 |
| Countries Once Held by Sweden | 0 | - | 4.17 | 34,806 |
| Countries of Europe in 1444 | 0 | - | 4.92 | 99,907 |
| Communist Countries in History | 0 | - | 4.63 | 496,169 |
| Countries by Former Name | 0 | - | 4.99 | 125,244 |
| Random Sequential African Countries on a Map | 0 | - | 5.00 | 127,852 |
| Random Sequential Asian Countries on a Map | 0 | - | 4.99 | 119,164 |
| Countries of North America Quiz | 0 | - | 5.00 | 1,024,648 |
| Countries of Asia with Two or More Words | 0 | - | 4.96 | 127,055 |
| Asian Countries Ending in "IA" | 0 | - | 4.96 | 107,632 |
| African Countries with the Shortest Names | 0 | - | 4.98 | 153,693 |
| Historical City to Country | 0 | - | 4.84 | 78,600 |
| Top 10 Biggest African Countries by Area | 0 | - | 4.99 | 217,184 |
| 10 Biggest European Countries by Area | 0 | - | 4.99 | 192,796 |
| 10 Biggest Asian Countries by Area | 0 | - | 4.97 | 153,866 |
| 10 Biggest American Countries by Area | 0 | - | 4.95 | 112,676 |
| Top 10 Most Populous American Countries | 0 | - | 4.97 | 144,316 |
| 10 Westernmost Countries in Europe | 0 | - | 4.96 | 151,326 |
| 10 Southernmost Countries in Africa | 0 | - | 4.98 | 116,694 |
| 10 Northernmost Countries in Africa | 0 | - | 4.98 | 161,363 |
| 10 Southernmost Countries in Asia | 0 | - | 4.97 | 99,274 |
| 10 Easternmost Countries in Asia | 0 | - | 4.99 | 108,107 |
| Top 10 Smallest African Countries by Area | 0 | - | 4.96 | 33,357 |
| Countries Closest to Germany A-Z | 0 | - | 4.98 | 27,344 |
| Scotland A-Z | 0 | - | 4.73 | 41,317 |
| Canada Provinces Map Quiz | 0 | - | 4.99 | 641,076 |
| South America Map Quiz | 0 | - | 5.00 | 1,550,838 |
| Latin American Countries Map Quiz | 0 | - | 4.97 | 129,966 |
| European Landmarks Map Quiz | 0 | - | 4.97 | 87,271 |
| Oceanian Capitals - Map Quiz | 0 | - | 4.95 | 50,815 |
| Eastern Europe Map Quiz | 0 | - | 4.91 | 128,308 |
| North America Map Quiz | 0 | - | 4.98 | 248,953 |
| South and Central Asia Map Quiz | 0 | - | 4.94 | 99,116 |
| Western Africa Map Quiz | 0 | - | 4.97 | 74,040 |
| Africa Cities Map Quiz | 0 | - | 4.97 | 99,033 |
| East Asia Cities Map Quiz | 0 | - | 4.96 | 110,320 |
| Flags of Africa Quiz | 0 | - | 5.00 | 472,319 |
| Flags of North and South America | 0 | - | 4.99 | 373,781 |
| Australian States and Territories | 0 | - | 4.96 | 142,134 |
| Canada Provinces and Territories | 0 | - | 5.00 | 343,189 |
| Counties of England | 0 | - | 4.97 | 797,961 |
| All First-Level Subdivisions of Europe on a Map | 0 | - | 4.98 | 172,440 |
| Australian Immigration by Country | 0 | - | 4.81 | 77,329 |
| African East Coast | 0 | - | 4.96 | 96,161 |
| Colonies of Africa with a Map | 0 | - | 4.78 | 54,506 |
| Top Asian Languages on a Map | 0 | - | 4.95 | 71,559 |
| Top African Languages on a Map | 0 | - | 4.92 | 74,247 |
