| Mexico Cities Map Quiz | 0 | - | 4.83 | 38,541 |
| All 3,143 Counties of the United States on a Map | 0 | - | 4.97 | 331,978 |
| US States with an Empty Map | 0 | - | 5.00 | 624,577 |
| Modern Day Countries of Austria-Hungary on a Map | 0 | - | 4.98 | 103,769 |
| Modern Day Countries of the Japanese Empire on a Map | 0 | - | 4.98 | 89,274 |
| US States Quiz | 0 | - | 5.00 | 16,874,255 |
| Great Plains States and Provinces on a Map | 0 | - | 4.95 | 49,448 |
| Rivers of the United States | 0 | - | 4.93 | 66,197 |
| Mexico Country Quiz | 0 | - | 4.49 | 72,424 |
| Mexico States Map Quiz | 0 | - | 4.85 | 104,734 |
| Modern-Day Countries of the British Empire in 1921 | 0 | - | 4.99 | 117,605 |
| 15 Largest Cities in North America With a Map | 0 | - | 4.98 | 47,282 |
| 100 Biggest Cities in North America on a Map | 0 | - | 4.85 | 62,228 |
| Colombia Country Quiz | 0 | - | 4.90 | 40,717 |
| U.S. Cities with the Biggest Economies | 0 | - | 4.84 | 72,805 |
| Modern-Day Countries of the Persian Empire on a Map | 0 | - | 4.98 | 69,894 |
| Countries Closest to United States by Continent | 0 | - | 4.99 | 146,446 |
| Countries Bordering Brazil | 0 | - | 4.96 | 131,566 |
| Countries That Visit Brazil The Most | 0 | - | 4.95 | 49,593 |
| South America Map Quiz | 0 | - | 5.00 | 1,549,718 |
| 10 Longest Rivers in the United States | 0 | - | 4.85 | 39,174 |
| U.S. States or European Countries by Area | 0 | - | 4.95 | 96,028 |
| Louisiana Purchase with a Map | 0 | - | 4.96 | 48,602 |
| U.S. States or European Countries by Population | 0 | - | 4.97 | 133,195 |
| South America Capitals Quiz | 0 | - | 5.00 | 481,390 |
| U.S. State Capitals Map Quiz | 0 | - | 4.93 | 144,553 |
| Countries of Europe in 1650 with a Map | 0 | - | 4.95 | 69,197 |
| Modern-Day Countries of the Ottoman Empire on a Map | 0 | - | 4.96 | 82,690 |
| Countries Closest to Alaska | 0 | - | 4.93 | 124,332 |
| Countries Closest to Maine | 0 | - | 4.85 | 67,107 |
| Central America and Caribbean Map Quiz | 0 | - | 4.89 | 902,291 |
| Latin American Countries Map Quiz | 0 | - | 4.97 | 129,755 |
| US States by Borders in 30 Seconds | 0 | - | 4.68 | 2,681,005 |
| Name a Valid U.S. State #1 | 0 | - | 4.93 | 208,896 |
| Top 10 Coldest U.S. States | 0 | - | 4.94 | 124,642 |
| Top 10 Hottest U.S. States | 0 | - | 4.86 | 125,645 |
| Top 10 Most Native American U.S. States | 0 | - | 4.87 | 92,013 |
| Top 10 U.S. States with the Least Precipitation | 0 | - | 4.82 | 61,904 |
| Random State Capital to U.S. State | 0 | - | 4.84 | 89,032 |
| Biggest Trading Partners - Colombia | 0 | - | 4.88 | 40,313 |
| U.S. States that Start with M - Shape Quiz | 0 | - | 4.94 | 58,127 |
| U.S. States that Border Canada | 0 | - | 4.91 | 184,902 |
| Countries of Europe in 1815 With a Map | 0 | - | 4.99 | 150,265 |
| Countries of Europe in 1848 | 0 | - | 4.99 | 81,793 |
| Every Country of Europe Since 1815 With a Map | 0 | - | 4.98 | 71,001 |
| Cities Founded by the French in North America | 0 | - | 4.50 | 40,402 |
| 100 Biggest Cities and Towns in the UK | 0 | - | 4.98 | 147,648 |
| Central American Countries | 0 | - | 4.98 | 156,458 |
| Biggest Spanish Empire Countries | 0 | - | 4.91 | 115,983 |
| Modern Day Countries of the Portuguese Empire on a Map | 0 | - | 4.56 | 51,749 |
| Modern Day Countries of the Mughal Empire on a Map | 0 | - | 4.42 | 33,636 |
| Cuba Country Quiz | 0 | - | 4.70 | 51,506 |
| Costa Rica Country Quiz | 0 | - | 4.75 | 32,190 |
| Brazil States Map Quiz | 0 | - | 4.85 | 48,046 |
| Caribbean / Lesser Antilles Map Quiz | 0 | - | 4.99 | 148,417 |
| States of Mexico | 0 | - | 4.96 | 176,081 |
| Departments of France | 0 | - | 4.93 | 54,101 |
| Countries of the Mongol Empire on a Map | 0 | - | 4.99 | 106,861 |
| European Map without 10 Random Countries | 0 | - | 4.97 | 276,816 |
| Fifty US States in One Minute | 0 | - | 4.61 | 3,538,947 |
| Category Elimination - U.S. States #1 | 0 | - | 4.88 | 220,786 |
| Category Elimination - U.S. States #2 | 0 | - | 4.83 | 134,197 |
| Midwestern States of the U.S. | 0 | - | 4.88 | 13,778 |
| Biggest Cities in the U.S. - Extreme | 0 | - | 4.96 | 159,290 |
| Biggest Cities in Each U.S. State - Extreme | 0 | - | 4.88 | 81,001 |
| 10 Biggest Cities by U.S. State | 0 | - | 4.95 | 41,789 |
| 500 Biggest U.S. Urban Areas | 0 | - | 4.90 | 116,831 |
| South American Capitals - Map Quiz | 0 | - | 4.98 | 130,467 |
| Countries in the Ottoman Empire | 0 | - | 4.89 | 72,661 |
| Biggest Mongol Empire Countries | 0 | - | 4.89 | 81,268 |
| Europe Map Quiz | 0 | - | 5.00 | 4,762,885 |
| 50 Busiest Air Routes from London | 0 | - | 4.87 | 96,838 |
| Counties of the UK and Ireland | 0 | - | 4.98 | 130,717 |
| 100 Longest Rivers in Europe - with a Map | 0 | - | 4.94 | 65,445 |
| Nile River Basin Countries on a Map | 0 | - | 4.95 | 50,663 |
| Deadliest U.S. Wars | 0 | - | 4.89 | 190,796 |
| 15 Largest Cities in South America With a Map | 0 | - | 4.95 | 126,083 |
| U.S. State Capitals Quiz | 0 | - | 5.00 | 1,689,671 |
| Every City in Arizona on a Map | 0 | - | 4.51 | 9,360 |
| Every City in Colorado on a Map | 0 | - | 4.48 | 13,255 |
| Every City in Washington State on a Map | 0 | - | 4.54 | 13,902 |
| Commonwealth of Nations Countries | 0 | - | 4.94 | 237,403 |
| Independence from Whom | 0 | - | 4.99 | 211,692 |
| Who Controlled These Colonies? | 0 | - | 4.88 | 131,971 |
| Most Recently-Settled Countries | 0 | - | 4.94 | 62,473 |
| Countries of the World in 1938 Quiz | 0 | - | 4.95 | 94,208 |
| Countries by Founding Story | 0 | - | 4.95 | 77,212 |
| Countries that Bordered the USSR | 0 | - | 4.93 | 165,380 |
| Countries Bordering China Since 1914 | 0 | - | 4.93 | 95,244 |
| Panama Country Quiz | 0 | - | 4.61 | 25,800 |
| Dominican Republic Country Quiz | 0 | - | 4.61 | 23,435 |
| East Asia Map Quiz | 0 | - | 4.99 | 1,448,209 |
| Oceania Map Quiz | 0 | - | 4.98 | 642,284 |
| Africa Map Quiz | 0 | - | 5.00 | 2,117,823 |
| Asia Map Quiz | 0 | - | 4.99 | 916,732 |
| African Great Lake Countries with an Empty Map | 0 | - | 4.97 | 60,753 |
| Europe by Borders in 30 Seconds | 0 | - | 4.98 | 428,189 |
| Washington D.C. Landmarks on a Map | 0 | - | 4.60 | 18,398 |
| U.S. States by First Two Letters in 30 Seconds | 0 | - | 4.70 | 1,391,430 |
| Cities on Interstate 90 on a Map | 0 | - | 4.45 | 32,182 |
| Random U.S. City to State | 0 | - | 4.45 | 76,316 |
| Cities in the Dallas Metro Area on a Map | 0 | - | 4.63 | 8,611 |
| Richest Metro Areas in the U.S. | 0 | - | 4.42 | 43,735 |
| Africa Capitals Quiz | 0 | - | 4.99 | 737,635 |
| Asia Capitals Quiz | 0 | - | 4.98 | 692,818 |
| Boroughs of New York City | 0 | - | 4.47 | 84,593 |
| Washington D.C. Trivia | 0 | - | 4.45 | 39,020 |
| Countries of Africa | 0 | - | 5.00 | 2,536,921 |
| Which South American Country? | 0 | - | 4.69 | 51,944 |
| Brazil Country Quiz | 0 | - | 4.52 | 101,808 |
| Argentina Country Quiz | 0 | - | 4.53 | 57,490 |
| Peru Country Quiz | 0 | - | 4.54 | 48,659 |
| Chile Country Quiz | 0 | - | 4.77 | 40,048 |
| Ecuador Country Quiz | 0 | - | 4.60 | 31,857 |
| Middle East Map Quiz | 0 | - | 4.99 | 1,382,913 |
| United States Map Quiz | 0 | - | 4.98 | 4,158,394 |
| Australia Map Quiz | 0 | - | 4.95 | 344,604 |
| Europe Cities Map Quiz | 0 | - | 4.99 | 364,454 |
| California Cities Map Quiz | 0 | - | 4.50 | 87,971 |
| Florida Cities Map Quiz | 0 | - | 4.48 | 60,883 |
| New York Cities Map Quiz | 0 | - | 4.55 | 42,232 |
| Brazil Cities Map Quiz | 0 | - | 4.62 | 36,633 |
| Cities of Los Angeles County on a Map | 0 | - | 4.69 | 27,061 |
| U.S. States with the Longest International Borders | 0 | - | 4.78 | 45,797 |
| Longest U.S. State Borders | 0 | - | 4.67 | 39,817 |
| U.S. States with the Fewest Borders | 0 | - | 4.78 | 113,844 |
| U.S. States with the Most Borders | 0 | - | 4.53 | 62,303 |
| Walking Across U.S. State Borders with Hints | 0 | - | 4.74 | 35,043 |
| U.S. Geography by Letter - B | 0 | - | 4.53 | 69,418 |
| U.S. Geography by Letter - S | 0 | - | 4.55 | 52,863 |
| 10 Closest Megacities to New York City | 0 | - | 4.52 | 67,348 |
| U.S. States with the Fewest Immigrants | 0 | - | 4.63 | 65,794 |
| Countries that Bordered British India with an Empty Map | 0 | - | 4.69 | 55,446 |
| U.S. License Plates Picture Quiz | 0 | - | 4.61 | 52,925 |
| O Canada Lyrics | 0 | - | 4.47 | 50,943 |
| Flags of Europe Quiz | 0 | - | 4.99 | 1,244,101 |
| Flags of Asia Quiz | 0 | - | 4.99 | 613,519 |
| All 1M Cities by Proximity | 0 | - | 5.00 | 578,133 |
| Cities in European History #1 | 0 | - | 4.63 | 133,987 |
| Name a City - European Countries | 0 | - | 4.90 | 65,373 |
| Cities by Former Name | 0 | - | 4.83 | 91,568 |
| Top 10 Oldest U.S. State Capitals | 0 | - | 4.55 | 32,073 |
| Recently Independent Countries | 0 | - | 4.98 | 159,227 |
| Countries That Use the Euro | 0 | - | 4.95 | 105,023 |
| Countries of Europe - One Minute Sprint | 0 | - | 4.94 | 1,328,680 |
| Landlocked Countries in Africa | 0 | - | 4.99 | 46,826 |
| 10 Easternmost Countries in Europe | 0 | - | 4.89 | 115,238 |
| Biggest Roman Empire Countries | 0 | - | 4.87 | 101,876 |
| Countries of Asia in 1900 | 0 | - | 4.50 | 58,002 |
| The Only European Country ... | 0 | - | 4.91 | 216,616 |
| Mediterranean Countries Quiz | 0 | - | 4.99 | 212,244 |
| Countries of the World in 1900 | 0 | - | 4.89 | 84,894 |
| Countries of the World in 1914 with a Map | 0 | - | 4.99 | 195,218 |
| Neutral European Countries of WWII | 0 | - | 4.91 | 161,480 |
| Countries of the World in 1945 with a Map | 0 | - | 5.00 | 150,821 |
| European Countries NOT in NATO | 0 | - | 4.90 | 61,125 |
| Countries with Territorial Claims in Antarctica | 0 | - | 4.94 | 92,649 |
| Arms Exports - United States | 0 | - | 4.77 | 62,410 |
| Countries by Former Name | 0 | - | 4.99 | 125,116 |
| Countries of North America Quiz | 0 | - | 5.00 | 1,023,208 |
| Historical City to Country | 0 | - | 4.84 | 78,533 |
| Countries that Visit Florida the Most | 0 | - | 4.70 | 72,256 |
| Countries Closest to Hawaii | 0 | - | 4.55 | 53,652 |
| Biggest Trading Partners - United States | 0 | - | 4.63 | 106,660 |
| Countries that Beat Brazil | 0 | - | 4.49 | 68,623 |
| Belize Country Quiz | 0 | - | 4.85 | 20,972 |
| Saint Vincent and the Grenadines Country Quiz | 0 | - | 4.88 | 19,212 |
| Canada Provinces Map Quiz | 0 | - | 4.99 | 640,405 |
| Oceanian Capitals - Map Quiz | 0 | - | 4.95 | 50,687 |
| South and Central Asia Map Quiz | 0 | - | 4.94 | 98,969 |
| Western Africa Map Quiz | 0 | - | 4.97 | 73,877 |
| U.S. State Quarters Picture Quiz #1 | 0 | - | 4.45 | 52,797 |
| U.S. State Quarters Picture Quiz #2 | 0 | - | 4.74 | 38,461 |
| Flags of Africa Quiz | 0 | - | 5.00 | 471,271 |
| Flags of North and South America | 0 | - | 4.99 | 373,069 |
| Tourist Attractions by U.S. State | 0 | - | 4.46 | 62,603 |
| Canada Provinces and Territories | 0 | - | 5.00 | 342,519 |
| Counties of England | 0 | - | 4.97 | 796,715 |
| African East Coast | 0 | - | 4.96 | 96,064 |
| Colonies of Africa with a Map | 0 | - | 4.78 | 54,442 |
| Random Sequential Oceanic Countries on a Map | 0 | - | 4.97 | 27,175 |
| States and Provinces that touch the Rocky Mountains | 0 | - | 4.43 | 32,498 |
| U.S. States by Clue #1 | 0 | - | 4.51 | 39,100 |
| U.S. States with More Cows than People | 0 | - | 4.74 | 47,750 |
| U.S. States by Coldest Recorded Temperature | 0 | - | 4.52 | 66,512 |
| 10 U.S. States With The Highest Murder Rates | 0 | - | 4.47 | 54,176 |
| 10 U.S. States With The Lowest Murder Rates | 0 | - | 4.51 | 44,635 |
| U.S. States with Spanish Names | 0 | - | 4.50 | 87,862 |
| Name a Valid U.S. State #2 | 0 | - | 4.63 | 77,015 |
| Name a Valid U.S. State #3 | 0 | - | 4.78 | 49,034 |
| U.S. State Superlatives #1 | 0 | - | 4.47 | 87,530 |
| U.S. State Superlatives #2 | 0 | - | 4.53 | 40,632 |
| Top 10 U.S. States With the Most Tornadoes | 0 | - | 4.53 | 64,745 |
| Top 10 Least Religious U.S. States | 0 | - | 4.51 | 34,300 |
| Top 10 U.S. States by Public Transit | 0 | - | 4.77 | 63,767 |
| Top 10 U.S. States with the Most Precipitation | 0 | - | 4.46 | 41,699 |
| State Quiz - Florida | 0 | - | 4.47 | 62,330 |
| State Quiz - Texas | 0 | - | 4.43 | 62,869 |
| State Quiz - Minnesota | 0 | - | 4.41 | 38,805 |
| State Quiz - Virginia | 0 | - | 4.53 | 40,306 |
