| Mexico Cities Map Quiz | 0 | - | 4.83 | 38,811 |
| All 3,143 Counties of the United States on a Map | 0 | - | 4.97 | 335,310 |
| US States with an Empty Map | 0 | - | 5.00 | 628,566 |
| Modern Day Countries of Austria-Hungary on a Map | 0 | - | 4.98 | 104,671 |
| Modern Day Countries of the Japanese Empire on a Map | 0 | - | 4.98 | 89,920 |
| US States Quiz | 0 | - | 5.00 | 16,992,407 |
| Great Plains States and Provinces on a Map | 0 | - | 4.95 | 50,095 |
| Rivers of the United States | 0 | - | 4.93 | 66,649 |
| Mexico Country Quiz | 0 | - | 4.49 | 72,741 |
| Mexico States Map Quiz | 0 | - | 4.84 | 105,594 |
| Modern-Day Countries of the British Empire in 1921 | 0 | - | 4.99 | 118,714 |
| 15 Largest Cities in North America With a Map | 0 | - | 4.98 | 48,016 |
| 100 Biggest Cities in North America on a Map | 0 | - | 4.84 | 62,900 |
| Colombia Country Quiz | 0 | - | 4.90 | 40,995 |
| U.S. Cities with the Biggest Economies | 0 | - | 4.83 | 73,416 |
| Modern-Day Countries of the Persian Empire on a Map | 0 | - | 4.98 | 70,490 |
| Countries Closest to United States by Continent | 0 | - | 4.99 | 147,203 |
| Countries Bordering Brazil | 0 | - | 4.96 | 132,237 |
| Countries That Visit Brazil The Most | 0 | - | 4.95 | 49,885 |
| South America Map Quiz | 0 | - | 5.00 | 1,556,498 |
| 10 Longest Rivers in the United States | 0 | - | 4.85 | 39,388 |
| U.S. States or European Countries by Area | 0 | - | 4.95 | 97,094 |
| Louisiana Purchase with a Map | 0 | - | 4.96 | 49,277 |
| U.S. States or European Countries by Population | 0 | - | 4.97 | 134,191 |
| South America Capitals Quiz | 0 | - | 5.00 | 484,921 |
| U.S. State Capitals Map Quiz | 0 | - | 4.93 | 150,955 |
| Countries of Europe in 1650 with a Map | 0 | - | 4.95 | 70,349 |
| Modern-Day Countries of the Ottoman Empire on a Map | 0 | - | 4.96 | 83,378 |
| Countries Closest to Alaska | 0 | - | 4.93 | 125,116 |
| Countries Closest to Maine | 0 | - | 4.85 | 67,584 |
| Central America and Caribbean Map Quiz | 0 | - | 4.90 | 904,970 |
| Latin American Countries Map Quiz | 0 | - | 4.98 | 130,645 |
| US States by Borders in 30 Seconds | 0 | - | 4.68 | 2,692,745 |
| Name a Valid U.S. State #1 | 0 | - | 4.93 | 210,504 |
| Top 10 Coldest U.S. States | 0 | - | 4.94 | 125,835 |
| Top 10 Hottest U.S. States | 0 | - | 4.86 | 126,464 |
| Top 10 Most Native American U.S. States | 0 | - | 4.87 | 92,815 |
| Top 10 U.S. States with the Least Precipitation | 0 | - | 4.83 | 62,190 |
| Random State Capital to U.S. State | 0 | - | 4.85 | 89,839 |
| Biggest Trading Partners - Colombia | 0 | - | 4.88 | 40,537 |
| U.S. States that Start with M - Shape Quiz | 0 | - | 4.94 | 58,429 |
| U.S. States that Border Canada | 0 | - | 4.91 | 186,634 |
| Countries of Europe in 1815 With a Map | 0 | - | 4.99 | 151,340 |
| Countries of Europe in 1848 | 0 | - | 4.98 | 85,329 |
| Countries of Europe in 1870 with a Map | 0 | - | 4.95 | 65,735 |
| Every Country of Europe Since 1815 With a Map | 0 | - | 4.98 | 71,816 |
| Cities Founded by the French in North America | 0 | - | 4.50 | 40,490 |
| 100 Biggest Cities and Towns in the UK | 0 | - | 4.98 | 151,136 |
| Central American Countries | 0 | - | 4.98 | 157,313 |
| Caribbean Countries and Territories | 0 | - | 4.81 | 113,583 |
| Biggest Spanish Empire Countries | 0 | - | 4.91 | 116,810 |
| Modern Day Countries of the Portuguese Empire on a Map | 0 | - | 4.56 | 52,141 |
| Modern Day Countries of the Mughal Empire on a Map | 0 | - | 4.43 | 33,840 |
| Cuba Country Quiz | 0 | - | 4.70 | 51,750 |
| Dominica Country Quiz | 0 | - | 4.81 | 19,936 |
| Costa Rica Country Quiz | 0 | - | 4.75 | 32,340 |
| Brazil States Map Quiz | 0 | - | 4.86 | 48,559 |
| Caribbean / Lesser Antilles Map Quiz | 0 | - | 4.99 | 150,536 |
| States of Mexico | 0 | - | 4.96 | 178,199 |
| Departments of France | 0 | - | 4.93 | 55,124 |
| Countries of the Mongol Empire on a Map | 0 | - | 4.99 | 107,502 |
| European Map without 10 Random Countries | 0 | - | 4.97 | 278,859 |
| Fifty US States in One Minute | 0 | - | 4.61 | 3,555,311 |
| Category Elimination - U.S. States #1 | 0 | - | 4.88 | 222,419 |
| Category Elimination - U.S. States #2 | 0 | - | 4.82 | 135,575 |
| Midwestern States of the U.S. | 0 | - | 4.88 | 14,150 |
| Biggest Cities in the U.S. - Extreme | 0 | - | 4.95 | 160,051 |
| Biggest Cities in Each U.S. State - Extreme | 0 | - | 4.91 | 84,574 |
| 10 Biggest Cities by U.S. State | 0 | - | 4.95 | 42,433 |
| 500 Biggest U.S. Urban Areas | 0 | - | 4.90 | 118,167 |
| South American Capitals - Map Quiz | 0 | - | 4.98 | 131,401 |
| Countries in the Ottoman Empire | 0 | - | 4.89 | 73,020 |
| Biggest Mongol Empire Countries | 0 | - | 4.89 | 81,690 |
| Europe Map Quiz | 0 | - | 5.00 | 4,787,340 |
| 50 Busiest Air Routes from London | 0 | - | 4.87 | 97,289 |
| Counties of the UK and Ireland | 0 | - | 4.98 | 132,342 |
| 100 Longest Rivers in Europe - with a Map | 0 | - | 4.94 | 65,928 |
| Nile River Basin Countries on a Map | 0 | - | 4.95 | 50,939 |
| Deadliest U.S. Wars | 0 | - | 4.89 | 191,758 |
| 15 Largest Cities in South America With a Map | 0 | - | 4.95 | 127,425 |
| U.S. State Capitals Quiz | 0 | - | 5.00 | 1,698,508 |
| Every City in Arizona on a Map | 0 | - | 4.51 | 9,583 |
| Every City in Colorado on a Map | 0 | - | 4.49 | 13,536 |
| Every City in Washington State on a Map | 0 | - | 4.54 | 14,248 |
| Commonwealth of Nations Countries | 0 | - | 4.95 | 238,254 |
| Independence from Whom | 0 | - | 4.99 | 213,026 |
| Who Controlled These Colonies? | 0 | - | 4.88 | 133,409 |
| Most Recently-Settled Countries | 0 | - | 4.94 | 62,836 |
| Countries of the World in 1938 Quiz | 0 | - | 4.95 | 95,099 |
| Countries by Founding Story | 0 | - | 4.95 | 77,785 |
| Countries that Bordered the USSR | 0 | - | 4.93 | 166,430 |
| Countries Bordering China Since 1914 | 0 | - | 4.92 | 95,824 |
| Panama Country Quiz | 0 | - | 4.61 | 25,934 |
| Dominican Republic Country Quiz | 0 | - | 4.61 | 23,584 |
| East Asia Map Quiz | 0 | - | 4.99 | 1,452,356 |
| Oceania Map Quiz | 0 | - | 4.98 | 659,238 |
| Africa Map Quiz | 0 | - | 5.00 | 2,128,405 |
| Asia Map Quiz | 0 | - | 4.99 | 924,951 |
| African Great Lake Countries with an Empty Map | 0 | - | 4.97 | 60,948 |
| Europe by Borders in 30 Seconds | 0 | - | 4.98 | 430,803 |
| Washington D.C. Landmarks on a Map | 0 | - | 4.60 | 18,484 |
| U.S. States by First Two Letters in 30 Seconds | 0 | - | 4.70 | 1,398,292 |
| Cities on Interstate 90 on a Map | 0 | - | 4.45 | 32,368 |
| Random U.S. City to State | 0 | - | 4.45 | 76,901 |
| Cities in the Dallas Metro Area on a Map | 0 | - | 4.63 | 8,734 |
| Richest Metro Areas in the U.S. | 0 | - | 4.42 | 44,100 |
| Africa Capitals Quiz | 0 | - | 4.99 | 743,571 |
| Asia Capitals Quiz | 0 | - | 4.98 | 698,711 |
| Boroughs of New York City | 0 | - | 4.47 | 85,317 |
| Washington D.C. Trivia | 0 | - | 4.45 | 39,124 |
| Countries of Africa | 0 | - | 5.00 | 2,559,125 |
| Which South American Country? | 0 | - | 4.69 | 52,100 |
| Brazil Country Quiz | 0 | - | 4.52 | 102,354 |
| Argentina Country Quiz | 0 | - | 4.53 | 57,798 |
| Peru Country Quiz | 0 | - | 4.54 | 48,912 |
| Chile Country Quiz | 0 | - | 4.75 | 40,273 |
| Ecuador Country Quiz | 0 | - | 4.60 | 32,005 |
| Middle East Map Quiz | 0 | - | 4.99 | 1,387,202 |
| United States Map Quiz | 0 | - | 4.98 | 4,171,025 |
| Australia Map Quiz | 0 | - | 4.95 | 346,129 |
| Europe Cities Map Quiz | 0 | - | 4.99 | 366,188 |
| California Cities Map Quiz | 0 | - | 4.50 | 88,180 |
| Florida Cities Map Quiz | 0 | - | 4.48 | 60,999 |
| New York Cities Map Quiz | 0 | - | 4.55 | 42,354 |
| Brazil Cities Map Quiz | 0 | - | 4.62 | 36,834 |
| Cities of Los Angeles County on a Map | 0 | - | 4.69 | 27,418 |
| U.S. States with the Longest International Borders | 0 | - | 4.78 | 45,942 |
| Longest U.S. State Borders | 0 | - | 4.69 | 40,121 |
| U.S. States with the Fewest Borders | 0 | - | 4.78 | 114,205 |
| U.S. States with the Most Borders | 0 | - | 4.53 | 62,369 |
| Walking Across U.S. State Borders with Hints | 0 | - | 4.74 | 35,118 |
| U.S. Geography by Letter - B | 0 | - | 4.54 | 69,893 |
| U.S. Geography by Letter - S | 0 | - | 4.55 | 53,526 |
| 10 Closest Megacities to New York City | 0 | - | 4.52 | 67,533 |
| U.S. States with the Fewest Immigrants | 0 | - | 4.64 | 66,072 |
| Countries that Bordered British India with an Empty Map | 0 | - | 4.69 | 55,652 |
| U.S. License Plates Picture Quiz | 0 | - | 4.61 | 53,135 |
| O Canada Lyrics | 0 | - | 4.47 | 51,065 |
| Flags of Europe Quiz | 0 | - | 4.99 | 1,257,620 |
| Flags of Asia Quiz | 0 | - | 4.99 | 620,066 |
| All 1M Cities by Proximity | 0 | - | 5.00 | 581,870 |
| Cities in European History #1 | 0 | - | 4.63 | 134,595 |
| Name a City - European Countries | 0 | - | 4.90 | 66,149 |
| Cities by Former Name | 0 | - | 4.83 | 92,031 |
| Top 10 Oldest U.S. State Capitals | 0 | - | 4.55 | 32,217 |
| Recently Independent Countries | 0 | - | 4.98 | 160,326 |
| Countries That Use the Euro | 0 | - | 4.95 | 106,744 |
| Countries of Europe - One Minute Sprint | 0 | - | 4.94 | 1,335,467 |
| Landlocked Countries in Africa | 0 | - | 4.99 | 47,831 |
| 10 Easternmost Countries in Europe | 0 | - | 4.87 | 117,069 |
| Biggest Roman Empire Countries | 0 | - | 4.87 | 102,304 |
| Countries of Asia in 1900 | 0 | - | 4.50 | 58,256 |
| The Only European Country ... | 0 | - | 4.91 | 218,936 |
| Mediterranean Countries Quiz | 0 | - | 4.99 | 213,891 |
| Countries of the World in 1900 | 0 | - | 4.89 | 85,938 |
| Countries of the World in 1914 with a Map | 0 | - | 4.99 | 196,722 |
| Neutral European Countries of WWII | 0 | - | 4.92 | 162,273 |
| Countries of the World in 1945 with a Map | 0 | - | 5.00 | 152,113 |
| European Countries NOT in NATO | 0 | - | 4.90 | 62,476 |
| Countries with Territorial Claims in Antarctica | 0 | - | 4.94 | 92,906 |
| Arms Exports - United States | 0 | - | 4.77 | 62,724 |
| Countries by Former Name | 0 | - | 4.99 | 125,804 |
| Countries of North America Quiz | 0 | - | 5.00 | 1,031,175 |
| Historical City to Country | 0 | - | 4.85 | 79,008 |
| Countries that Visit Florida the Most | 0 | - | 4.70 | 72,743 |
| Countries Closest to Hawaii | 0 | - | 4.55 | 53,979 |
| Biggest Trading Partners - United States | 0 | - | 4.63 | 106,873 |
| Countries that Beat Brazil | 0 | - | 4.49 | 69,213 |
| Belize Country Quiz | 0 | - | 4.85 | 21,083 |
| Saint Vincent and the Grenadines Country Quiz | 0 | - | 4.88 | 19,301 |
| Canada Provinces Map Quiz | 0 | - | 4.99 | 644,523 |
| Oceanian Capitals - Map Quiz | 0 | - | 4.96 | 51,444 |
| South and Central Asia Map Quiz | 0 | - | 4.94 | 99,919 |
| Western Africa Map Quiz | 0 | - | 4.98 | 74,606 |
| U.S. State Quarters Picture Quiz #1 | 0 | - | 4.45 | 52,896 |
| U.S. State Quarters Picture Quiz #2 | 0 | - | 4.75 | 38,542 |
| Flags of Africa Quiz | 0 | - | 5.00 | 477,356 |
| Flags of North and South America | 0 | - | 4.99 | 376,849 |
| Tourist Attractions by U.S. State | 0 | - | 4.46 | 62,695 |
| Canada Provinces and Territories | 0 | - | 5.00 | 346,094 |
| Counties of England | 0 | - | 4.97 | 802,717 |
| African East Coast | 0 | - | 4.96 | 96,750 |
| Colonies of Africa with a Map | 0 | - | 4.79 | 54,749 |
| Random Sequential Oceanic Countries on a Map | 0 | - | 4.97 | 27,404 |
| States and Provinces that touch the Rocky Mountains | 0 | - | 4.43 | 32,562 |
| U.S. States by Clue #1 | 0 | - | 4.51 | 39,398 |
| U.S. States with More Cows than People | 0 | - | 4.74 | 47,872 |
| U.S. States by Coldest Recorded Temperature | 0 | - | 4.52 | 66,726 |
| 10 U.S. States With The Highest Murder Rates | 0 | - | 4.47 | 54,807 |
| 10 U.S. States With The Lowest Murder Rates | 0 | - | 4.48 | 52,984 |
| U.S. States with Spanish Names | 0 | - | 4.49 | 88,253 |
| Name a Valid U.S. State #2 | 0 | - | 4.63 | 77,385 |
| Name a Valid U.S. State #3 | 0 | - | 4.78 | 49,290 |
| U.S. State Superlatives #1 | 0 | - | 4.47 | 87,682 |
| U.S. State Superlatives #2 | 0 | - | 4.53 | 40,760 |
| Top 10 U.S. States With the Most Tornadoes | 0 | - | 4.53 | 64,996 |
| Top 10 Least Religious U.S. States | 0 | - | 4.51 | 34,438 |
| Top 10 U.S. States by Public Transit | 0 | - | 4.74 | 64,030 |
| Top 10 U.S. States with the Most Precipitation | 0 | - | 4.46 | 41,815 |
| State Quiz - Florida | 0 | - | 4.47 | 62,607 |
