| 25 Biggest Cities of the Soviet Union | 0 | - | 4.95 | 84,031 |
| 100 Biggest Soviet Cities in 1989 with a Map | 0 | - | 4.97 | 29,597 |
| Every European Country Shape | 0 | - | 4.96 | 200,278 |
| Random Sequential European Countries on a Map | 0 | - | 4.99 | 216,207 |
| Former Country Flag-Shape Picture Quiz | 0 | - | 4.98 | 87,413 |
| South America Flags Map Quiz | 0 | - | 4.95 | 86,707 |
| Africa Flags Map Quiz | 0 | - | 4.94 | 35,958 |
| U.S. State Flags | 0 | - | 4.89 | 167,314 |
| Random European Countries on a Map | 0 | - | 4.97 | 282,075 |
| Countries of the Soviet Union | 0 | - | 4.98 | 193,904 |
| Every Asian Country Shape | 0 | - | 4.95 | 86,751 |
| Every African Country Shape | 0 | - | 4.90 | 86,187 |
| Random Sequential African Countries on a Map | 0 | - | 5.00 | 126,800 |
| Random Sequential Asian Countries on a Map | 0 | - | 4.99 | 118,315 |
| Soviet Union Country Quiz | 0 | - | 4.90 | 80,272 |
| Commonwealth of Nations Countries | 0 | - | 4.94 | 236,403 |
| Eastern Africa Map Quiz | 0 | - | 4.98 | 78,255 |
| European Capitals - Map Quiz | 0 | - | 4.97 | 118,178 |
| Countries of Europe in 1650 with a Map | 0 | - | 4.95 | 67,588 |
| Random Asian Countries on a Map | 0 | - | 4.90 | 168,854 |
| Random African Countries on a Map | 0 | - | 4.99 | 293,531 |
| Europe Flag Map - Find the Errors | 0 | - | 4.25 | 61,269 |
| Countries of Europe in 1815 With a Map | 0 | - | 4.99 | 149,018 |
| Every Country of Europe Since 1815 With a Map | 0 | - | 4.98 | 70,175 |
| Nordic Countries and Capitals | 0 | - | 4.95 | 83,126 |
| Random European Capital to Country | 0 | - | 4.98 | 189,320 |
| Random European Country to Capital | 0 | - | 4.92 | 147,537 |
| Biggest Spanish Empire Countries | 0 | - | 4.91 | 115,003 |
| Countries in the Ottoman Empire | 0 | - | 4.89 | 72,311 |
| Biggest Mongol Empire Countries | 0 | - | 4.89 | 80,735 |
| Europe Map with Random Merged Countries | 0 | - | 4.97 | 315,849 |
| Vatican City Country Quiz | 0 | - | 4.53 | 44,025 |
| Countries of the Mongol Empire on a Map | 0 | - | 4.99 | 105,968 |
| Modern-Day Countries of the British Empire in 1921 | 0 | - | 4.99 | 116,389 |
| Biggest British Empire Countries | 0 | - | 4.77 | 97,328 |
| Country by Photo of its Leader | 0 | - | 4.74 | 123,311 |
| James Bond Countries Visited Map | 0 | - | 4.99 | 63,568 |
| Modern Day Countries of Austria-Hungary on a Map | 0 | - | 4.98 | 102,753 |
| Modern Day Countries of the Japanese Empire on a Map | 0 | - | 4.98 | 88,498 |
| Modern-Day Countries of the Ottoman Empire on a Map | 0 | - | 4.96 | 81,874 |
| Modern-Day Countries of the Persian Empire on a Map | 0 | - | 4.98 | 69,259 |
| Countries that Bordered the USSR | 0 | - | 4.93 | 164,555 |
| Countries Bordering China Since 1914 | 0 | - | 4.93 | 94,761 |
| Biggest Trading Partners – United Kingdom | 0 | - | 4.92 | 79,552 |
| Europe Map Quiz | 0 | - | 5.00 | 4,733,150 |
| Random Sequential U.S. States on a Map | 0 | - | 4.99 | 233,264 |
| U.S. States or European Countries by Area | 0 | - | 4.94 | 94,793 |
| U.S. States or European Countries by Population | 0 | - | 4.97 | 132,010 |
| Modern Countries Conquered by Alexander the Great | 0 | - | 4.90 | 105,317 |
| Independence from Whom | 0 | - | 4.99 | 209,790 |
| Who Controlled These Colonies? | 0 | - | 4.88 | 130,824 |
| Most Recently-Settled Countries | 0 | - | 4.94 | 62,028 |
| Biggest Roman Empire Countries | 0 | - | 4.87 | 101,416 |
| Countries of the World in 1938 Quiz | 0 | - | 4.95 | 93,105 |
| Neutral European Countries of WWII | 0 | - | 4.91 | 160,524 |
| Countries by Founding Story | 0 | - | 4.95 | 76,579 |
| Random American Countries on a Map | 0 | - | 4.96 | 98,688 |
| Most-Visited Countries by Popes | 0 | - | 4.55 | 83,214 |
| United States Map Quiz | 0 | - | 4.98 | 4,142,765 |
| East Asia Map Quiz | 0 | - | 4.99 | 1,441,309 |
| Oceania Map Quiz | 0 | - | 4.98 | 635,695 |
| Africa Map Quiz | 0 | - | 5.00 | 2,105,035 |
| Asia Map Quiz | 0 | - | 4.99 | 907,533 |
| Random U.S. States on a Map | 0 | - | 4.96 | 621,789 |
| U.S. States that Start with M - Shape Quiz | 0 | - | 4.94 | 57,690 |
| Europe by Borders in 30 Seconds | 0 | - | 4.98 | 425,419 |
| U.S. States or European Countries by GDP | 0 | - | 4.98 | 88,091 |
| U.S. Presidents by Picture | 0 | - | 4.87 | 423,938 |
| First Names of U.S. Presidents | 0 | - | 4.85 | 379,694 |
| Flags of Europe Quiz | 0 | - | 4.99 | 1,227,792 |
| Flags of Asia Quiz | 0 | - | 4.99 | 606,024 |
| Countries of Europe by Population | 0 | - | 4.98 | 178,221 |
| Most Populous Countries by Year | 0 | - | 4.83 | 109,320 |
| 100 Biggest Cities in Europe with a Map | 0 | - | 4.97 | 342,236 |
| First Countries to Reach 5 Million People | 0 | - | 4.92 | 134,365 |
| Most Populous Modern-Day Countries in 1000 AD | 0 | - | 4.87 | 75,335 |
| Most Populous Modern-Day Countries in 1 AD | 0 | - | 4.97 | 83,672 |
| Most Populous Modern-Day Countries in 1800 AD | 0 | - | 4.93 | 66,611 |
| Most Populous Modern-Day Countries in 1500 AD | 0 | - | 4.93 | 72,866 |
| Most Populous Modern-Day Countries by Century | 0 | - | 4.98 | 96,282 |
| Cities in European History #1 | 0 | - | 4.63 | 133,202 |
| 15 Largest Cities in Africa With a Map | 0 | - | 4.95 | 109,405 |
| Most-Visited Cities in Europe | 0 | - | 4.82 | 73,921 |
| Name a City - European Countries | 0 | - | 4.92 | 64,490 |
| Cities by Former Name | 0 | - | 4.84 | 91,015 |
| Africa Capitals Quiz | 0 | - | 4.99 | 730,650 |
| Former Capitals | 0 | - | 4.88 | 71,157 |
| Asia Capitals Quiz | 0 | - | 4.98 | 686,311 |
| Europe Capital to Country | 0 | - | 4.99 | 248,064 |
| Asia Capital to Country | 0 | - | 4.96 | 125,810 |
| EU Capitals with No Hints | 0 | - | 4.96 | 144,567 |
| European Capitals by Map | 0 | - | 4.99 | 136,479 |
| African Capitals by Map | 0 | - | 4.99 | 132,255 |
| South America Capitals Quiz | 0 | - | 5.00 | 477,505 |
| Asian Capitals by Map | 0 | - | 4.98 | 61,257 |
| 10 Westernmost Capital Cities in Europe | 0 | - | 4.88 | 91,273 |
| 10 Northernmost Capital Cities in Europe | 0 | - | 4.96 | 83,688 |
| European Coastal Capitals | 0 | - | 4.95 | 89,835 |
| 10 Easternmost Capital Cities in Asia | 0 | - | 4.89 | 52,213 |
| Capitals of Oceania Quiz | 0 | - | 4.99 | 267,027 |
| Europe by Capitals and Borders in 30 Seconds | 0 | - | 4.88 | 221,998 |
| Capitals of Mediterranean Countries | 0 | - | 4.95 | 81,446 |
| Recently Independent Countries | 0 | - | 4.98 | 158,034 |
| Countries That Use the Euro | 0 | - | 4.95 | 103,122 |
| Countries Settled by Vikings | 0 | - | 4.93 | 120,882 |
| Countries of the Japanese Empire | 0 | - | 4.97 | 103,881 |
| Countries of Europe - One Minute Sprint | 0 | - | 4.94 | 1,320,450 |
| Landlocked Countries in Africa | 0 | - | 4.99 | 45,869 |
| 10 Easternmost Countries in Europe | 0 | - | 4.89 | 113,674 |
| Top 10 Languages Spoken in Europe | 0 | - | 4.96 | 216,481 |
| Countries of Asia in 1900 | 0 | - | 4.50 | 57,645 |
| Countries of the Middle East | 0 | - | 4.96 | 199,059 |
| Countries with Territory in the Balkans | 0 | - | 4.96 | 88,322 |
| The Only European Country ... | 0 | - | 4.91 | 214,010 |
| Mediterranean Countries Quiz | 0 | - | 4.99 | 210,255 |
| Slavic Countries | 0 | - | 4.96 | 110,906 |
| Countries of the World in 1900 | 0 | - | 4.89 | 83,582 |
| African Island Countries | 0 | - | 4.96 | 100,842 |
| Countries of the World in 1914 with a Map | 0 | - | 4.99 | 193,298 |
| Countries of the World in 1945 with a Map | 0 | - | 5.00 | 148,991 |
| European Countries NOT in NATO | 0 | - | 4.87 | 59,664 |
| Countries in the Byzantine Empire | 0 | - | 4.95 | 71,751 |
| Warsaw Pact Countries | 0 | - | 4.83 | 84,285 |
| Countries with Territorial Claims in Antarctica | 0 | - | 4.94 | 92,239 |
| Straight Shot to Antarctica | 0 | - | 4.94 | 42,515 |
| Countries of Europe in 1444 | 0 | - | 4.92 | 98,783 |
| Countries of the World in 1444 | 0 | - | 4.98 | 59,594 |
| Modern-Day Countries of the Roman Empire on a Map | 0 | - | 4.99 | 124,807 |
| Modern Day Countries of Nazi Germany on a Map | 0 | - | 4.97 | 143,267 |
| Modern-Day Countries of the Inca Empire on a Map | 0 | - | 4.83 | 56,905 |
| Countries of Europe After World War II | 0 | - | 4.99 | 186,816 |
| Countries of Europe Before World War I | 0 | - | 4.99 | 155,435 |
| Communist Countries in History | 0 | - | 4.63 | 492,684 |
| Countries by Former Name | 0 | - | 4.99 | 124,342 |
| Countries "Ruled" by King Charles III | 0 | - | 4.78 | 82,602 |
| Countries of Africa | 0 | - | 5.00 | 2,509,582 |
| Countries of North America Quiz | 0 | - | 5.00 | 1,012,434 |
| Countries of Asia with Two or More Words | 0 | - | 4.96 | 125,809 |
| Asian Countries Ending in "IA" | 0 | - | 4.96 | 106,561 |
| African Countries with the Shortest Names | 0 | - | 4.98 | 152,215 |
| Historical City to Country | 0 | - | 4.84 | 78,152 |
| Top 10 Biggest African Countries by Area | 0 | - | 4.99 | 215,695 |
| 10 Biggest European Countries by Area | 0 | - | 4.99 | 191,752 |
| 10 Biggest Asian Countries by Area | 0 | - | 4.97 | 152,847 |
| 10 Biggest American Countries by Area | 0 | - | 4.95 | 112,174 |
| Top 10 Most Populous American Countries | 0 | - | 4.97 | 143,203 |
| 10 Westernmost Countries in Europe | 0 | - | 4.96 | 150,348 |
| 10 Southernmost Countries in Africa | 0 | - | 4.98 | 115,627 |
| 10 Northernmost Countries in Africa | 0 | - | 4.98 | 160,335 |
| 10 Southernmost Countries in Asia | 0 | - | 4.97 | 98,467 |
| 10 Easternmost Countries in Asia | 0 | - | 4.99 | 107,300 |
| Top 10 Smallest African Countries by Area | 0 | - | 4.96 | 32,537 |
| Canada Provinces Map Quiz | 0 | - | 4.99 | 636,219 |
| Middle East Map Quiz | 0 | - | 4.99 | 1,376,421 |
| Central America and Caribbean Map Quiz | 0 | - | 4.89 | 899,941 |
| South America Map Quiz | 0 | - | 5.00 | 1,541,619 |
| Latin American Countries Map Quiz | 0 | - | 4.97 | 128,304 |
| European Landmarks Map Quiz | 0 | - | 4.97 | 86,515 |
| Oceanian Capitals - Map Quiz | 0 | - | 4.95 | 49,840 |
| Eastern Europe Map Quiz | 0 | - | 4.91 | 127,243 |
| North America Map Quiz | 0 | - | 4.98 | 244,673 |
| South and Central Asia Map Quiz | 0 | - | 4.93 | 97,540 |
| Western Africa Map Quiz | 0 | - | 4.97 | 72,992 |
| Australia Map Quiz | 0 | - | 4.94 | 342,607 |
| Europe Cities Map Quiz | 0 | - | 4.99 | 362,450 |
| Africa Cities Map Quiz | 0 | - | 4.97 | 98,460 |
| East Asia Cities Map Quiz | 0 | - | 4.96 | 109,395 |
| UK Cities Map Quiz | 0 | - | 4.95 | 462,294 |
| Flags of Africa Quiz | 0 | - | 5.00 | 463,853 |
| Flags of North and South America | 0 | - | 4.99 | 367,739 |
| Australian States and Territories | 0 | - | 4.96 | 140,970 |
| US States Quiz | 0 | - | 5.00 | 16,711,156 |
| Canada Provinces and Territories | 0 | - | 5.00 | 338,138 |
| Counties of England | 0 | - | 4.97 | 789,667 |
| All First-Level Subdivisions of Europe on a Map | 0 | - | 4.98 | 168,085 |
| All First-Level Subdivisions of Asia on a Map | 0 | - | 4.93 | 49,210 |
| All First-Level Subdivisions of Africa on a Map | 0 | - | 4.92 | 32,746 |
| Australian Immigration by Country | 0 | - | 4.81 | 77,034 |
| African East Coast | 0 | - | 4.96 | 95,108 |
| Colonies of Africa with a Map | 0 | - | 4.77 | 53,981 |
| Top Asian Languages on a Map | 0 | - | 4.95 | 70,738 |
| Top African Languages on a Map | 0 | - | 4.92 | 72,545 |
| Countries of Europe with an Empty Map | 0 | - | 5.00 | 307,971 |
| Countries of Africa with an Empty Map | 0 | - | 5.00 | 241,754 |
| Countries of Asia with an Empty Map | 0 | - | 4.98 | 228,858 |
| The Jimmy Carter Presidency | 0 | - | 4.41 | 19,036 |
| Name a Valid U.S. President #1 | 0 | - | 4.89 | 189,985 |
| Category Elimination - European Geography #1 | 0 | - | 4.98 | 230,682 |
| Category Elimination - European Geography #2 | 0 | - | 4.99 | 165,275 |
| Category Elimination - Asian Geography #1 | 0 | - | 4.85 | 108,781 |
| Category Elimination - African Geography #1 | 0 | - | 4.90 | 91,147 |
| Category Elimination - Asian Geography #2 | 0 | - | 4.94 | 95,621 |
| Top 10 Most Populous European Countries | 0 | - | 4.98 | 231,059 |
| Top 10 Most Populous Asian Countries | 0 | - | 4.96 | 182,084 |
| Top 10 Most Populous African Countries | 0 | - | 4.99 | 191,921 |
| Top 10 Most Densely-Populated Countries in Asia | 0 | - | 4.92 | 103,034 |
| Top 10 Asian Countries by Population Increase | 0 | - | 4.93 | 107,849 |
| Biggest Countries by Population - Shape Quiz | 0 | - | 4.91 | 56,988 |
| 15 Largest Cities in Europe With a Map | 0 | - | 4.98 | 222,581 |
| 250 Biggest Cities in Europe With a Map | 0 | - | 4.91 | 113,865 |
