| Mexico Cities Map Quiz | 0 | - | 4.83 | 38,788 |
| All 3,143 Counties of the United States on a Map | 0 | - | 4.97 | 334,967 |
| US States with an Empty Map | 0 | - | 5.00 | 628,040 |
| Modern Day Countries of Austria-Hungary on a Map | 0 | - | 4.98 | 104,558 |
| Modern Day Countries of the Japanese Empire on a Map | 0 | - | 4.98 | 89,857 |
| US States Quiz | 0 | - | 5.00 | 16,977,962 |
| Great Plains States and Provinces on a Map | 0 | - | 4.95 | 50,026 |
| Rivers of the United States | 0 | - | 4.93 | 66,594 |
| Mexico Country Quiz | 0 | - | 4.49 | 72,697 |
| Mexico States Map Quiz | 0 | - | 4.84 | 105,517 |
| Modern-Day Countries of the British Empire in 1921 | 0 | - | 4.99 | 118,607 |
| 15 Largest Cities in North America With a Map | 0 | - | 4.98 | 47,921 |
| 100 Biggest Cities in North America on a Map | 0 | - | 4.84 | 62,835 |
| Colombia Country Quiz | 0 | - | 4.90 | 40,957 |
| U.S. Cities with the Biggest Economies | 0 | - | 4.83 | 73,344 |
| Modern-Day Countries of the Persian Empire on a Map | 0 | - | 4.98 | 70,439 |
| Countries Closest to United States by Continent | 0 | - | 4.99 | 147,082 |
| Countries Bordering Brazil | 0 | - | 4.96 | 132,194 |
| Countries That Visit Brazil The Most | 0 | - | 4.95 | 49,843 |
| South America Map Quiz | 0 | - | 5.00 | 1,555,387 |
| 10 Longest Rivers in the United States | 0 | - | 4.85 | 39,358 |
| U.S. States or European Countries by Area | 0 | - | 4.95 | 96,920 |
| Louisiana Purchase with a Map | 0 | - | 4.96 | 49,191 |
| U.S. States or European Countries by Population | 0 | - | 4.97 | 134,045 |
| South America Capitals Quiz | 0 | - | 5.00 | 484,510 |
| U.S. State Capitals Map Quiz | 0 | - | 4.93 | 150,673 |
| Countries of Europe in 1650 with a Map | 0 | - | 4.95 | 70,217 |
| Modern-Day Countries of the Ottoman Empire on a Map | 0 | - | 4.96 | 83,311 |
| Countries Closest to Alaska | 0 | - | 4.93 | 125,019 |
| Countries Closest to Maine | 0 | - | 4.85 | 67,526 |
| Central America and Caribbean Map Quiz | 0 | - | 4.90 | 904,611 |
| Latin American Countries Map Quiz | 0 | - | 4.97 | 130,524 |
| US States by Borders in 30 Seconds | 0 | - | 4.68 | 2,691,477 |
| Name a Valid U.S. State #1 | 0 | - | 4.93 | 210,369 |
| Top 10 Coldest U.S. States | 0 | - | 4.94 | 125,769 |
| Top 10 Hottest U.S. States | 0 | - | 4.86 | 126,383 |
| Top 10 Most Native American U.S. States | 0 | - | 4.87 | 92,736 |
| Top 10 U.S. States with the Least Precipitation | 0 | - | 4.83 | 62,173 |
| Random State Capital to U.S. State | 0 | - | 4.85 | 89,755 |
| Biggest Trading Partners - Colombia | 0 | - | 4.88 | 40,515 |
| U.S. States that Start with M - Shape Quiz | 0 | - | 4.94 | 58,394 |
| U.S. States that Border Canada | 0 | - | 4.91 | 186,435 |
| Countries of Europe in 1815 With a Map | 0 | - | 4.99 | 151,201 |
| Countries of Europe in 1848 | 0 | - | 4.98 | 85,065 |
| Countries of Europe in 1870 with a Map | 0 | - | 4.95 | 65,634 |
| Every Country of Europe Since 1815 With a Map | 0 | - | 4.98 | 71,723 |
| Cities Founded by the French in North America | 0 | - | 4.50 | 40,482 |
| 100 Biggest Cities and Towns in the UK | 0 | - | 4.98 | 150,833 |
| Central American Countries | 0 | - | 4.98 | 157,210 |
| Caribbean Countries and Territories | 0 | - | 4.81 | 113,473 |
| Biggest Spanish Empire Countries | 0 | - | 4.91 | 116,721 |
| Modern Day Countries of the Portuguese Empire on a Map | 0 | - | 4.56 | 52,097 |
| Modern Day Countries of the Mughal Empire on a Map | 0 | - | 4.43 | 33,817 |
| Cuba Country Quiz | 0 | - | 4.70 | 51,721 |
| Dominica Country Quiz | 0 | - | 4.81 | 19,921 |
| Costa Rica Country Quiz | 0 | - | 4.75 | 32,326 |
| Brazil States Map Quiz | 0 | - | 4.86 | 48,506 |
| Caribbean / Lesser Antilles Map Quiz | 0 | - | 4.99 | 150,091 |
| States of Mexico | 0 | - | 4.96 | 177,937 |
| Departments of France | 0 | - | 4.93 | 54,971 |
| Countries of the Mongol Empire on a Map | 0 | - | 4.99 | 107,416 |
| European Map without 10 Random Countries | 0 | - | 4.97 | 278,681 |
| Fifty US States in One Minute | 0 | - | 4.61 | 3,553,791 |
| Category Elimination - U.S. States #1 | 0 | - | 4.88 | 222,248 |
| Category Elimination - U.S. States #2 | 0 | - | 4.82 | 135,432 |
| Midwestern States of the U.S. | 0 | - | 4.88 | 14,106 |
| Biggest Cities in the U.S. - Extreme | 0 | - | 4.95 | 159,969 |
| Biggest Cities in Each U.S. State - Extreme | 0 | - | 4.91 | 84,335 |
| 10 Biggest Cities by U.S. State | 0 | - | 4.95 | 42,371 |
| 500 Biggest U.S. Urban Areas | 0 | - | 4.90 | 118,021 |
| South American Capitals - Map Quiz | 0 | - | 4.98 | 131,291 |
| Countries in the Ottoman Empire | 0 | - | 4.89 | 72,993 |
| Biggest Mongol Empire Countries | 0 | - | 4.89 | 81,646 |
| Europe Map Quiz | 0 | - | 5.00 | 4,783,928 |
| 50 Busiest Air Routes from London | 0 | - | 4.87 | 97,242 |
| Counties of the UK and Ireland | 0 | - | 4.98 | 132,179 |
| 100 Longest Rivers in Europe - with a Map | 0 | - | 4.94 | 65,861 |
| Nile River Basin Countries on a Map | 0 | - | 4.95 | 50,905 |
| Deadliest U.S. Wars | 0 | - | 4.89 | 191,662 |
| 15 Largest Cities in South America With a Map | 0 | - | 4.95 | 127,267 |
| U.S. State Capitals Quiz | 0 | - | 5.00 | 1,697,547 |
| Every City in Arizona on a Map | 0 | - | 4.51 | 9,548 |
| Every City in Colorado on a Map | 0 | - | 4.49 | 13,498 |
| Every City in Washington State on a Map | 0 | - | 4.54 | 14,194 |
| Commonwealth of Nations Countries | 0 | - | 4.94 | 238,158 |
| Independence from Whom | 0 | - | 4.99 | 212,868 |
| Who Controlled These Colonies? | 0 | - | 4.88 | 133,296 |
| Most Recently-Settled Countries | 0 | - | 4.94 | 62,789 |
| Countries of the World in 1938 Quiz | 0 | - | 4.95 | 94,999 |
| Countries by Founding Story | 0 | - | 4.95 | 77,722 |
| Countries that Bordered the USSR | 0 | - | 4.93 | 166,352 |
| Countries Bordering China Since 1914 | 0 | - | 4.92 | 95,789 |
| Panama Country Quiz | 0 | - | 4.61 | 25,921 |
| Dominican Republic Country Quiz | 0 | - | 4.61 | 23,558 |
| East Asia Map Quiz | 0 | - | 4.99 | 1,451,591 |
| Oceania Map Quiz | 0 | - | 4.98 | 658,612 |
| Africa Map Quiz | 0 | - | 5.00 | 2,127,265 |
| Asia Map Quiz | 0 | - | 4.99 | 924,098 |
| African Great Lake Countries with an Empty Map | 0 | - | 4.97 | 60,929 |
| Europe by Borders in 30 Seconds | 0 | - | 4.98 | 430,522 |
| Washington D.C. Landmarks on a Map | 0 | - | 4.60 | 18,479 |
| U.S. States by First Two Letters in 30 Seconds | 0 | - | 4.70 | 1,397,596 |
| Cities on Interstate 90 on a Map | 0 | - | 4.45 | 32,352 |
| Random U.S. City to State | 0 | - | 4.45 | 76,817 |
| Cities in the Dallas Metro Area on a Map | 0 | - | 4.63 | 8,712 |
| Richest Metro Areas in the U.S. | 0 | - | 4.42 | 44,064 |
| Africa Capitals Quiz | 0 | - | 4.99 | 742,930 |
| Asia Capitals Quiz | 0 | - | 4.98 | 697,993 |
| Boroughs of New York City | 0 | - | 4.47 | 84,911 |
| Washington D.C. Trivia | 0 | - | 4.45 | 39,115 |
| Countries of Africa | 0 | - | 5.00 | 2,555,967 |
| Which South American Country? | 0 | - | 4.69 | 52,084 |
| Brazil Country Quiz | 0 | - | 4.52 | 102,293 |
| Argentina Country Quiz | 0 | - | 4.53 | 57,772 |
| Peru Country Quiz | 0 | - | 4.54 | 48,888 |
| Chile Country Quiz | 0 | - | 4.75 | 40,255 |
| Ecuador Country Quiz | 0 | - | 4.60 | 31,989 |
| Middle East Map Quiz | 0 | - | 4.99 | 1,386,734 |
| United States Map Quiz | 0 | - | 4.98 | 4,169,488 |
| Australia Map Quiz | 0 | - | 4.95 | 345,980 |
| Europe Cities Map Quiz | 0 | - | 4.99 | 365,979 |
| California Cities Map Quiz | 0 | - | 4.50 | 88,158 |
| Florida Cities Map Quiz | 0 | - | 4.48 | 60,988 |
| New York Cities Map Quiz | 0 | - | 4.55 | 42,341 |
| Brazil Cities Map Quiz | 0 | - | 4.62 | 36,816 |
| Cities of Los Angeles County on a Map | 0 | - | 4.69 | 27,383 |
| U.S. States with the Longest International Borders | 0 | - | 4.78 | 45,919 |
| Longest U.S. State Borders | 0 | - | 4.69 | 40,085 |
| U.S. States with the Fewest Borders | 0 | - | 4.78 | 114,174 |
| U.S. States with the Most Borders | 0 | - | 4.53 | 62,357 |
| Walking Across U.S. State Borders with Hints | 0 | - | 4.74 | 35,115 |
| U.S. Geography by Letter - B | 0 | - | 4.53 | 69,861 |
| U.S. Geography by Letter - S | 0 | - | 4.55 | 53,287 |
| 10 Closest Megacities to New York City | 0 | - | 4.52 | 67,520 |
| U.S. States with the Fewest Immigrants | 0 | - | 4.64 | 66,047 |
| Countries that Bordered British India with an Empty Map | 0 | - | 4.69 | 55,629 |
| U.S. License Plates Picture Quiz | 0 | - | 4.61 | 53,109 |
| O Canada Lyrics | 0 | - | 4.47 | 51,052 |
| Flags of Europe Quiz | 0 | - | 4.99 | 1,255,710 |
| Flags of Asia Quiz | 0 | - | 4.99 | 619,103 |
| All 1M Cities by Proximity | 0 | - | 5.00 | 581,449 |
| Cities in European History #1 | 0 | - | 4.63 | 134,527 |
| Name a City - European Countries | 0 | - | 4.90 | 66,066 |
| Cities by Former Name | 0 | - | 4.83 | 91,980 |
| Top 10 Oldest U.S. State Capitals | 0 | - | 4.55 | 32,205 |
| Recently Independent Countries | 0 | - | 4.98 | 159,877 |
| Countries That Use the Euro | 0 | - | 4.95 | 106,522 |
| Countries of Europe - One Minute Sprint | 0 | - | 4.94 | 1,334,549 |
| Landlocked Countries in Africa | 0 | - | 4.99 | 47,727 |
| 10 Easternmost Countries in Europe | 0 | - | 4.87 | 116,911 |
| Biggest Roman Empire Countries | 0 | - | 4.87 | 102,255 |
| Countries of Asia in 1900 | 0 | - | 4.50 | 58,227 |
| The Only European Country ... | 0 | - | 4.91 | 218,658 |
| Mediterranean Countries Quiz | 0 | - | 4.99 | 213,682 |
| Countries of the World in 1900 | 0 | - | 4.89 | 85,821 |
| Countries of the World in 1914 with a Map | 0 | - | 4.99 | 196,548 |
| Neutral European Countries of WWII | 0 | - | 4.91 | 162,192 |
| Countries of the World in 1945 with a Map | 0 | - | 5.00 | 151,980 |
| European Countries NOT in NATO | 0 | - | 4.91 | 62,341 |
| Countries with Territorial Claims in Antarctica | 0 | - | 4.94 | 92,877 |
| Arms Exports - United States | 0 | - | 4.77 | 62,681 |
| Countries by Former Name | 0 | - | 4.99 | 125,720 |
| Countries of North America Quiz | 0 | - | 5.00 | 1,030,111 |
| Historical City to Country | 0 | - | 4.85 | 78,955 |
| Countries that Visit Florida the Most | 0 | - | 4.70 | 72,687 |
| Countries Closest to Hawaii | 0 | - | 4.55 | 53,926 |
| Biggest Trading Partners - United States | 0 | - | 4.63 | 106,853 |
| Countries that Beat Brazil | 0 | - | 4.49 | 69,152 |
| Belize Country Quiz | 0 | - | 4.85 | 21,071 |
| Saint Vincent and the Grenadines Country Quiz | 0 | - | 4.88 | 19,294 |
| Canada Provinces Map Quiz | 0 | - | 4.99 | 644,064 |
| Oceanian Capitals - Map Quiz | 0 | - | 4.95 | 51,365 |
| South and Central Asia Map Quiz | 0 | - | 4.94 | 99,817 |
| Western Africa Map Quiz | 0 | - | 4.97 | 74,499 |
| U.S. State Quarters Picture Quiz #1 | 0 | - | 4.45 | 52,891 |
| U.S. State Quarters Picture Quiz #2 | 0 | - | 4.75 | 38,538 |
| Flags of Africa Quiz | 0 | - | 5.00 | 476,576 |
| Flags of North and South America | 0 | - | 4.99 | 376,368 |
| Tourist Attractions by U.S. State | 0 | - | 4.46 | 62,683 |
| Canada Provinces and Territories | 0 | - | 5.00 | 345,666 |
| Counties of England | 0 | - | 4.97 | 802,041 |
| African East Coast | 0 | - | 4.96 | 96,660 |
| Colonies of Africa with a Map | 0 | - | 4.79 | 54,714 |
| Random Sequential Oceanic Countries on a Map | 0 | - | 4.97 | 27,365 |
| States and Provinces that touch the Rocky Mountains | 0 | - | 4.43 | 32,555 |
| U.S. States by Clue #1 | 0 | - | 4.51 | 39,368 |
| U.S. States with More Cows than People | 0 | - | 4.74 | 47,858 |
| U.S. States by Coldest Recorded Temperature | 0 | - | 4.52 | 66,699 |
| 10 U.S. States With The Highest Murder Rates | 0 | - | 4.47 | 54,763 |
| 10 U.S. States With The Lowest Murder Rates | 0 | - | 4.48 | 52,915 |
| U.S. States with Spanish Names | 0 | - | 4.49 | 88,199 |
| Name a Valid U.S. State #2 | 0 | - | 4.63 | 77,352 |
| Name a Valid U.S. State #3 | 0 | - | 4.78 | 49,261 |
| U.S. State Superlatives #1 | 0 | - | 4.47 | 87,659 |
| U.S. State Superlatives #2 | 0 | - | 4.53 | 40,744 |
| Top 10 U.S. States With the Most Tornadoes | 0 | - | 4.53 | 64,964 |
| Top 10 Least Religious U.S. States | 0 | - | 4.51 | 34,418 |
| Top 10 U.S. States by Public Transit | 0 | - | 4.74 | 64,000 |
| Top 10 U.S. States with the Most Precipitation | 0 | - | 4.46 | 41,808 |
| State Quiz - Florida | 0 | - | 4.47 | 62,571 |
