| All 3,143 Counties of the United States on a Map | 0 | - | 4.97 | 328,056 |
| US States with an Empty Map | 0 | - | 5.00 | 618,885 |
| Cuba Country Quiz | 0 | - | 4.69 | 51,163 |
| US States Quiz | 0 | - | 5.00 | 16,702,216 |
| Great Plains States and Provinces on a Map | 0 | - | 4.95 | 48,586 |
| Rivers of the United States | 0 | - | 4.93 | 65,523 |
| States of Mexico | 0 | - | 4.95 | 173,362 |
| States of Brazil | 0 | - | 4.98 | 86,393 |
| Departments of France | 0 | - | 4.93 | 52,834 |
| All First-Level Subdivisions of South America on a Map | 0 | - | 4.92 | 52,973 |
| 15 Largest Cities in North America With a Map | 0 | - | 4.98 | 46,455 |
| 100 Biggest Cities in North America on a Map | 0 | - | 4.84 | 61,540 |
| Colombia Country Quiz | 0 | - | 4.90 | 40,332 |
| U.S. Cities with the Biggest Economies | 0 | - | 4.83 | 72,095 |
| Countries Closest to United States by Continent | 0 | - | 4.99 | 145,425 |
| Countries Bordering Brazil | 0 | - | 4.96 | 131,069 |
| Countries That Visit Brazil The Most | 0 | - | 4.95 | 49,284 |
| South America Map Quiz | 0 | - | 5.00 | 1,541,285 |
| Canada Provinces and Territories | 0 | - | 5.00 | 337,953 |
| Counties of England | 0 | - | 4.97 | 789,234 |
| 10 Longest Rivers in the United States | 0 | - | 4.85 | 38,809 |
| U.S. States or European Countries by Area | 0 | - | 4.94 | 94,724 |
| Louisiana Purchase with a Map | 0 | - | 4.96 | 47,597 |
| U.S. States or European Countries by Population | 0 | - | 4.97 | 131,960 |
| U.S. State Capitals Map Quiz | 0 | - | 4.93 | 142,367 |
| Countries Closest to Alaska | 0 | - | 4.93 | 123,320 |
| Countries Closest to Maine | 0 | - | 4.84 | 66,449 |
| Mexico Country Quiz | 0 | - | 4.49 | 71,982 |
| Central America and Caribbean Map Quiz | 0 | - | 4.89 | 899,818 |
| Latin American Countries Map Quiz | 0 | - | 4.97 | 128,240 |
| Mexico Cities Map Quiz | 0 | - | 4.77 | 33,314 |
| Australian States and Territories | 0 | - | 4.96 | 140,913 |
| All First-Level Subdivisions of Europe on a Map | 0 | - | 4.98 | 167,926 |
| All First-Level Subdivisions of Asia on a Map | 0 | - | 4.93 | 49,163 |
| All First-Level Subdivisions of Africa on a Map | 0 | - | 4.92 | 32,698 |
| US States by Borders in 30 Seconds | 0 | - | 4.68 | 2,664,787 |
| Name a Valid U.S. State #1 | 0 | - | 4.93 | 206,728 |
| Top 10 Coldest U.S. States | 0 | - | 4.94 | 123,878 |
| Top 10 Hottest U.S. States | 0 | - | 4.86 | 124,665 |
| Top 10 Most Native American U.S. States | 0 | - | 4.87 | 91,076 |
| Top 10 U.S. States with the Least Precipitation | 0 | - | 4.82 | 61,556 |
| Random State Capital to U.S. State | 0 | - | 4.84 | 88,196 |
| Dominican Republic Country Quiz | 0 | - | 4.61 | 23,216 |
| U.S. States that Start with M - Shape Quiz | 0 | - | 4.94 | 57,661 |
| Regions of Italy | 0 | - | 4.92 | 74,731 |
| States of India | 0 | - | 4.94 | 190,093 |
| Japanese Prefectures | 0 | - | 4.98 | 134,612 |
| Provinces of China | 0 | - | 4.97 | 200,165 |
| Regions of Spain Quiz | 0 | - | 4.90 | 112,362 |
| Countries and Territories of the United Kingdom | 0 | - | 4.89 | 92,920 |
| States of Germany | 0 | - | 4.96 | 150,077 |
| Cantons of Switzerland | 0 | - | 4.98 | 50,199 |
| Federal Subjects of Russia | 0 | - | 4.94 | 144,018 |
| Provinces of Turkey | 0 | - | 4.95 | 201,053 |
| U.S. States that Border Canada | 0 | - | 4.91 | 182,478 |
| 100 Biggest Cities and Towns in the UK | 0 | - | 4.97 | 144,955 |
| Central American Countries | 0 | - | 4.98 | 155,067 |
| Costa Rica Country Quiz | 0 | - | 4.75 | 31,908 |
| Brazil States Map Quiz | 0 | - | 4.85 | 47,386 |
| Caribbean / Lesser Antilles Map Quiz | 0 | - | 4.99 | 145,923 |
| Mexico States Map Quiz | 0 | - | 4.84 | 103,802 |
| Regions of New Zealand | 0 | - | 4.85 | 28,141 |
| All First-Level Subdivisions of Oceania on a Map | 0 | - | 4.97 | 26,921 |
| Cities of Los Angeles County on a Map | 0 | - | 4.69 | 26,747 |
| Modern-Day Countries of the British Empire in 1921 | 0 | - | 4.99 | 116,296 |
| Countries of South America with an Empty Map | 0 | - | 4.94 | 104,158 |
| European Map without 10 Random Countries | 0 | - | 4.97 | 274,234 |
| Fifty US States in One Minute | 0 | - | 4.56 | 3,518,785 |
| Category Elimination - U.S. States #1 | 0 | - | 4.87 | 218,565 |
| Category Elimination - U.S. States #2 | 0 | - | 4.82 | 132,520 |
| Biggest Cities in the U.S. - Extreme | 0 | - | 4.96 | 158,286 |
| Biggest Cities in Each U.S. State - Extreme | 0 | - | 4.93 | 78,739 |
| 10 Biggest Cities by U.S. State | 0 | - | 4.95 | 40,797 |
| 500 Biggest U.S. Urban Areas | 0 | - | 4.90 | 115,508 |
| South American Capitals - Map Quiz | 0 | - | 4.98 | 129,460 |
| Europe Map Quiz | 0 | - | 5.00 | 4,731,617 |
| 50 Busiest Air Routes from London | 0 | - | 4.86 | 95,771 |
| Counties of Ireland | 0 | - | 4.92 | 193,089 |
| Counties of the UK and Ireland | 0 | - | 4.98 | 128,632 |
| 100 Longest Rivers in Europe - with a Map | 0 | - | 4.94 | 64,845 |
| Nile River Basin Countries on a Map | 0 | - | 4.95 | 50,225 |
| 15 Largest Cities in South America With a Map | 0 | - | 4.94 | 124,256 |
| U.S. State Capitals Quiz | 0 | - | 5.00 | 1,677,741 |
| Every City in Arizona on a Map | 0 | - | 4.47 | 9,191 |
| Every City in Colorado on a Map | 0 | - | 4.48 | 13,018 |
| Every City in Washington State on a Map | 0 | - | 4.54 | 13,610 |
| Modern Day Countries of Austria-Hungary on a Map | 0 | - | 4.98 | 102,641 |
| Modern Day Countries of the Japanese Empire on a Map | 0 | - | 4.98 | 88,457 |
| Panama Country Quiz | 0 | - | 4.61 | 25,607 |
| East Asia Map Quiz | 0 | - | 4.99 | 1,440,538 |
| Oceania Map Quiz | 0 | - | 4.98 | 635,362 |
| Africa Map Quiz | 0 | - | 5.00 | 2,104,443 |
| Asia Map Quiz | 0 | - | 4.99 | 907,100 |
| African Great Lake Countries with an Empty Map | 0 | - | 4.97 | 60,457 |
| Europe by Borders in 30 Seconds | 0 | - | 4.98 | 425,227 |
| Washington D.C. Landmarks on a Map | 0 | - | 4.60 | 18,286 |
| U.S. States by First Two Letters in 30 Seconds | 0 | - | 4.69 | 1,380,453 |
| Cities on Interstate 90 on a Map | 0 | - | 4.45 | 31,928 |
| Cities Founded by the French in North America | 0 | - | 4.50 | 40,279 |
| Random U.S. City to State | 0 | - | 4.45 | 75,328 |
| Cities in the Dallas Metro Area on a Map | 0 | - | 4.63 | 8,441 |
| Richest Metro Areas in the U.S. | 0 | - | 4.42 | 43,208 |
| Africa Capitals Quiz | 0 | - | 4.99 | 730,336 |
| Asia Capitals Quiz | 0 | - | 4.98 | 685,955 |
| Boroughs of New York City | 0 | - | 4.47 | 84,104 |
| Washington D.C. Trivia | 0 | - | 4.44 | 38,703 |
| Countries of Africa | 0 | - | 5.00 | 2,508,098 |
| Which South American Country? | 0 | - | 4.69 | 51,724 |
| Brazil Country Quiz | 0 | - | 4.52 | 101,092 |
| Argentina Country Quiz | 0 | - | 4.53 | 57,090 |
| Peru Country Quiz | 0 | - | 4.54 | 48,305 |
| Chile Country Quiz | 0 | - | 4.75 | 39,729 |
| Saint Kitts and Nevis Country Quiz | 0 | - | 4.57 | 18,623 |
| Grenada Country Quiz | 0 | - | 4.62 | 18,785 |
| Trinidad and Tobago Country Quiz | 0 | - | 4.61 | 22,021 |
| Middle East Map Quiz | 0 | - | 4.99 | 1,375,965 |
| United States Map Quiz | 0 | - | 4.98 | 4,142,003 |
| Australia Map Quiz | 0 | - | 4.94 | 342,506 |
| Europe Cities Map Quiz | 0 | - | 4.99 | 362,319 |
| California Cities Map Quiz | 0 | - | 4.50 | 87,641 |
| Florida Cities Map Quiz | 0 | - | 4.48 | 60,634 |
| New York Cities Map Quiz | 0 | - | 4.54 | 42,047 |
| Brazil Cities Map Quiz | 0 | - | 4.62 | 36,368 |
| U.S. States with the Longest International Borders | 0 | - | 4.78 | 45,585 |
| Longest U.S. State Borders | 0 | - | 4.67 | 39,388 |
| U.S. States with the Fewest Borders | 0 | - | 4.77 | 113,039 |
| U.S. States with the Most Borders | 0 | - | 4.53 | 62,234 |
| Walking Across U.S. State Borders with Hints | 0 | - | 4.74 | 34,930 |
| South American Geography Quiz #2 | 0 | - | 4.62 | 39,198 |
| South American Geography Quiz #1 | 0 | - | 4.73 | 32,471 |
| U.S. Geography by Letter - B | 0 | - | 4.53 | 68,540 |
| U.S. Geography by Letter - S | 0 | - | 4.54 | 52,080 |
| 10 Closest Megacities to New York City | 0 | - | 4.52 | 67,198 |
| U.S. States with the Fewest Immigrants | 0 | - | 4.63 | 65,416 |
| U.S. License Plates Picture Quiz | 0 | - | 4.59 | 52,664 |
| O Canada Lyrics | 0 | - | 4.47 | 50,785 |
| Flags of Europe Quiz | 0 | - | 4.99 | 1,226,831 |
| Flags of Asia Quiz | 0 | - | 4.99 | 605,636 |
| All 1M Cities by Proximity | 0 | - | 5.00 | 573,304 |
| Name a City - European Countries | 0 | - | 4.92 | 64,406 |
| Top 10 Oldest U.S. State Capitals | 0 | - | 4.55 | 31,927 |
| Countries That Use the Euro | 0 | - | 4.96 | 103,007 |
| Countries of Europe - One Minute Sprint | 0 | - | 4.94 | 1,319,856 |
| Landlocked Countries in Africa | 0 | - | 4.99 | 45,822 |
| 10 Easternmost Countries in Europe | 0 | - | 4.89 | 113,573 |
| The Only European Country ... | 0 | - | 4.91 | 213,860 |
| Mediterranean Countries Quiz | 0 | - | 4.99 | 210,164 |
| European Countries NOT in NATO | 0 | - | 4.87 | 59,551 |
| Countries with Territorial Claims in Antarctica | 0 | - | 4.94 | 92,212 |
| Arms Exports - United States | 0 | - | 4.70 | 54,363 |
| Countries of North America Quiz | 0 | - | 5.00 | 1,011,769 |
| Countries that Visit Florida the Most | 0 | - | 4.72 | 71,153 |
| Countries Closest to Hawaii | 0 | - | 4.54 | 53,246 |
| Biggest Trading Partners - United States | 0 | - | 4.63 | 106,348 |
| Biggest Trading Partners - Colombia | 0 | - | 4.88 | 39,977 |
| Countries that Beat Brazil | 0 | - | 4.49 | 67,891 |
| Belize Country Quiz | 0 | - | 4.85 | 20,807 |
| Saint Vincent and the Grenadines Country Quiz | 0 | - | 4.88 | 19,055 |
| Canada Provinces Map Quiz | 0 | - | 4.99 | 635,996 |
| Oceanian Capitals - Map Quiz | 0 | - | 4.95 | 49,808 |
| South and Central Asia Map Quiz | 0 | - | 4.93 | 97,480 |
| Western Africa Map Quiz | 0 | - | 4.97 | 72,930 |
| U.S. State Quarters Picture Quiz #1 | 0 | - | 4.45 | 52,669 |
| U.S. State Quarters Picture Quiz #2 | 0 | - | 4.74 | 38,319 |
| Flags of Africa Quiz | 0 | - | 5.00 | 463,447 |
| Flags of North and South America | 0 | - | 4.99 | 367,297 |
| Tourist Attractions by U.S. State | 0 | - | 4.46 | 62,451 |
| Hawaiian Islands | 0 | - | 4.83 | 42,430 |
| African East Coast | 0 | - | 4.96 | 95,058 |
| Random Sequential Oceanic Countries on a Map | 0 | - | 4.97 | 26,870 |
| States and Provinces that touch the Rocky Mountains | 0 | - | 4.42 | 32,418 |
| U.S. States by Clue #1 | 0 | - | 4.53 | 38,618 |
| U.S. States with More Cows than People | 0 | - | 4.63 | 40,437 |
| U.S. States by Coldest Recorded Temperature | 0 | - | 4.51 | 66,189 |
| 10 U.S. States With The Highest Murder Rates | 0 | - | 4.46 | 52,152 |
| 10 U.S. States With The Lowest Murder Rates | 0 | - | 4.50 | 39,884 |
| U.S. States with Spanish Names | 0 | - | 4.50 | 87,310 |
| Name a Valid U.S. State #2 | 0 | - | 4.63 | 76,490 |
| Name a Valid U.S. State #3 | 0 | - | 4.78 | 48,703 |
| U.S. State Superlatives #1 | 0 | - | 4.47 | 87,276 |
| U.S. State Superlatives #2 | 0 | - | 4.53 | 40,481 |
| Top 10 U.S. States With the Most Tornadoes | 0 | - | 4.53 | 64,436 |
| Top 10 Least Religious U.S. States | 0 | - | 4.51 | 34,092 |
| Top 10 U.S. States by Public Transit | 0 | - | 4.77 | 63,411 |
| Top 10 U.S. States with the Most Precipitation | 0 | - | 4.46 | 41,562 |
| State Quiz - Florida | 0 | - | 4.47 | 61,944 |
| State Quiz - Texas | 0 | - | 4.43 | 62,516 |
| State Quiz - Minnesota | 0 | - | 4.41 | 38,559 |
| State Quiz - Virginia | 0 | - | 4.52 | 40,036 |
| State Quiz - Georgia | 0 | - | 4.48 | 35,328 |
| State Quiz - Kentucky | 0 | - | 4.41 | 32,251 |
| State Quiz - New York | 0 | - | 4.52 | 45,747 |
| State Quiz - Washington | 0 | - | 4.45 | 36,166 |
| State Quiz - Illinois | 0 | - | 4.44 | 33,157 |
| State Quiz - California | 0 | - | 4.68 | 63,976 |
| State Quiz - Alaska | 0 | - | 4.42 | 41,798 |
| State Quiz - Arizona | 0 | - | 4.44 | 36,500 |
| State Quiz - New Jersey | 0 | - | 4.42 | 37,895 |
| State Quiz - Pennsylvania | 0 | - | 4.50 | 48,635 |
| State Quiz - Tennessee | 0 | - | 4.54 | 33,905 |
