| All 3,143 Counties of the United States on a Map | 0 | - | 4.97 | 328,041 |
| US States with an Empty Map | 0 | - | 5.00 | 618,877 |
| US States Quiz | 0 | - | 5.00 | 16,701,937 |
| Great Plains States and Provinces on a Map | 0 | - | 4.95 | 48,585 |
| Rivers of the United States | 0 | - | 4.93 | 65,523 |
| States of Mexico | 0 | - | 4.95 | 173,356 |
| States of Brazil | 0 | - | 4.98 | 86,391 |
| Departments of France | 0 | - | 4.93 | 52,831 |
| All First-Level Subdivisions of South America on a Map | 0 | - | 4.92 | 52,971 |
| 15 Largest Cities in North America With a Map | 0 | - | 4.98 | 46,454 |
| 100 Biggest Cities in North America on a Map | 0 | - | 4.84 | 61,540 |
| Colombia Country Quiz | 0 | - | 4.90 | 40,329 |
| Cuba Country Quiz | 0 | - | 4.69 | 51,162 |
| Dominican Republic Country Quiz | 0 | - | 4.61 | 23,215 |
| U.S. Cities with the Biggest Economies | 0 | - | 4.83 | 72,093 |
| Countries Closest to United States by Continent | 0 | - | 4.99 | 145,424 |
| 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 | 1,541,278 |
| Canada Provinces and Territories | 0 | - | 5.00 | 337,947 |
| Counties of England | 0 | - | 4.97 | 789,224 |
| 10 Longest Rivers in the United States | 0 | - | 4.85 | 38,809 |
| U.S. States or European Countries by Area | 0 | - | 4.94 | 94,722 |
| Louisiana Purchase with a Map | 0 | - | 4.96 | 47,595 |
| U.S. States or European Countries by Population | 0 | - | 4.97 | 131,957 |
| U.S. State Capitals Map Quiz | 0 | - | 4.93 | 142,365 |
| Countries Closest to Alaska | 0 | - | 4.93 | 123,319 |
| Countries Closest to Maine | 0 | - | 4.84 | 66,448 |
| Mexico Country Quiz | 0 | - | 4.49 | 71,981 |
| Central America and Caribbean Map Quiz | 0 | - | 4.89 | 899,814 |
| 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 | 167,911 |
| 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 | 32,697 |
| US States by Borders in 30 Seconds | 0 | - | 4.68 | 2,664,775 |
| Name a Valid U.S. State #1 | 0 | - | 4.93 | 206,728 |
| Top 10 Coldest U.S. States | 0 | - | 4.94 | 123,877 |
| Top 10 Hottest U.S. States | 0 | - | 4.86 | 124,665 |
| Top 10 Most Native American U.S. States | 0 | - | 4.87 | 91,074 |
| Top 10 U.S. States with the Least Precipitation | 0 | - | 4.82 | 61,554 |
| Random State Capital to U.S. State | 0 | - | 4.84 | 88,196 |
| U.S. States that Start with M - Shape Quiz | 0 | - | 4.94 | 57,661 |
| Regions of Italy | 0 | - | 4.92 | 74,730 |
| States of India | 0 | - | 4.94 | 190,083 |
| Japanese Prefectures | 0 | - | 4.98 | 134,601 |
| Provinces of China | 0 | - | 4.97 | 200,154 |
| Regions of Spain Quiz | 0 | - | 4.90 | 112,357 |
| Countries and Territories of the United Kingdom | 0 | - | 4.89 | 92,917 |
| States of Germany | 0 | - | 4.96 | 150,074 |
| Cantons of Switzerland | 0 | - | 4.98 | 50,197 |
| Federal Subjects of Russia | 0 | - | 4.94 | 144,013 |
| Provinces of Turkey | 0 | - | 4.95 | 201,037 |
| U.S. States that Border Canada | 0 | - | 4.91 | 182,472 |
| 100 Biggest Cities and Towns in the UK | 0 | - | 4.97 | 144,951 |
| Central American Countries | 0 | - | 4.98 | 155,060 |
| 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 | 116,294 |
| Countries of South America with an Empty Map | 0 | - | 4.94 | 104,157 |
| European Map without 10 Random Countries | 0 | - | 4.97 | 274,225 |
| Fifty US States in One Minute | 0 | - | 4.56 | 3,518,756 |
| Category Elimination - U.S. States #1 | 0 | - | 4.87 | 218,563 |
| Category Elimination - U.S. States #2 | 0 | - | 4.82 | 132,518 |
| Biggest Cities in the U.S. - Extreme | 0 | - | 4.96 | 158,285 |
| Biggest Cities in Each U.S. State - Extreme | 0 | - | 4.93 | 78,737 |
| 10 Biggest Cities by U.S. State | 0 | - | 4.95 | 40,794 |
| 500 Biggest U.S. Urban Areas | 0 | - | 4.90 | 115,507 |
| South American Capitals - Map Quiz | 0 | - | 4.98 | 129,458 |
| Europe Map Quiz | 0 | - | 5.00 | 4,731,553 |
| 50 Busiest Air Routes from London | 0 | - | 4.86 | 95,768 |
| Counties of Ireland | 0 | - | 4.92 | 193,085 |
| Counties of the UK and Ireland | 0 | - | 4.98 | 128,626 |
| 100 Longest Rivers in Europe - with a Map | 0 | - | 4.94 | 64,844 |
| Nile River Basin Countries on a Map | 0 | - | 4.95 | 50,224 |
| 15 Largest Cities in South America With a Map | 0 | - | 4.94 | 124,253 |
| U.S. State Capitals Quiz | 0 | - | 5.00 | 1,677,733 |
| 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 | 102,638 |
| Modern Day Countries of the Japanese Empire on a Map | 0 | - | 4.98 | 88,454 |
| Panama Country Quiz | 0 | - | 4.61 | 25,607 |
| East Asia Map Quiz | 0 | - | 4.99 | 1,440,530 |
| Oceania Map Quiz | 0 | - | 4.98 | 635,355 |
| Africa Map Quiz | 0 | - | 5.00 | 2,104,430 |
| Asia Map Quiz | 0 | - | 4.99 | 907,078 |
| African Great Lake Countries with an Empty Map | 0 | - | 4.97 | 60,456 |
| Europe by Borders in 30 Seconds | 0 | - | 4.98 | 425,216 |
| 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 | 1,380,448 |
| Cities on Interstate 90 on a Map | 0 | - | 4.45 | 31,927 |
| Cities Founded by the French in North America | 0 | - | 4.50 | 40,279 |
| Random U.S. City to State | 0 | - | 4.45 | 75,326 |
| Cities in the Dallas Metro Area on a Map | 0 | - | 4.63 | 8,441 |
| Richest Metro Areas in the U.S. | 0 | - | 4.42 | 43,206 |
| Africa Capitals Quiz | 0 | - | 4.99 | 730,321 |
| Asia Capitals Quiz | 0 | - | 4.98 | 685,939 |
| Boroughs of New York City | 0 | - | 4.47 | 84,102 |
| Washington D.C. Trivia | 0 | - | 4.44 | 38,702 |
| Countries of Africa | 0 | - | 5.00 | 2,508,045 |
| Which South American Country? | 0 | - | 4.69 | 51,723 |
| Brazil Country Quiz | 0 | - | 4.52 | 101,091 |
| Argentina Country Quiz | 0 | - | 4.53 | 57,090 |
| Peru Country Quiz | 0 | - | 4.54 | 48,305 |
| Chile Country Quiz | 0 | - | 4.75 | 39,727 |
| Saint Kitts and Nevis Country Quiz | 0 | - | 4.57 | 18,622 |
| 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 | 1,375,950 |
| United States Map Quiz | 0 | - | 4.98 | 4,141,987 |
| Australia Map Quiz | 0 | - | 4.94 | 342,501 |
| Europe Cities Map Quiz | 0 | - | 4.99 | 362,314 |
| California Cities Map Quiz | 0 | - | 4.50 | 87,640 |
| 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 | 36,367 |
| U.S. States with the Longest International Borders | 0 | - | 4.78 | 45,584 |
| Longest U.S. State Borders | 0 | - | 4.67 | 39,388 |
| U.S. States with the Fewest Borders | 0 | - | 4.77 | 113,037 |
| U.S. States with the Most Borders | 0 | - | 4.53 | 62,234 |
| Walking Across U.S. State Borders with Hints | 0 | - | 4.74 | 34,929 |
| 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 | 68,538 |
| U.S. Geography by Letter - S | 0 | - | 4.54 | 52,079 |
| 10 Closest Megacities to New York City | 0 | - | 4.52 | 67,197 |
| 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 | 1,226,799 |
| Flags of Asia Quiz | 0 | - | 4.99 | 605,625 |
| All 1M Cities by Proximity | 0 | - | 5.00 | 573,295 |
| Name a City - European Countries | 0 | - | 4.92 | 64,400 |
| Top 10 Oldest U.S. State Capitals | 0 | - | 4.55 | 31,927 |
| Countries That Use the Euro | 0 | - | 4.96 | 103,005 |
| Countries of Europe - One Minute Sprint | 0 | - | 4.94 | 1,319,836 |
| Landlocked Countries in Africa | 0 | - | 4.99 | 45,821 |
| 10 Easternmost Countries in Europe | 0 | - | 4.89 | 113,571 |
| The Only European Country ... | 0 | - | 4.91 | 213,849 |
| Mediterranean Countries Quiz | 0 | - | 4.99 | 210,159 |
| European Countries NOT in NATO | 0 | - | 4.87 | 59,546 |
| Countries with Territorial Claims in Antarctica | 0 | - | 4.94 | 92,211 |
| Arms Exports - United States | 0 | - | 4.70 | 54,363 |
| Countries of North America Quiz | 0 | - | 5.00 | 1,011,720 |
| Countries that Visit Florida the Most | 0 | - | 4.72 | 71,149 |
| Countries Closest to Hawaii | 0 | - | 4.54 | 53,244 |
| 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 | 635,985 |
| Oceanian Capitals - Map Quiz | 0 | - | 4.95 | 49,807 |
| South and Central Asia Map Quiz | 0 | - | 4.93 | 97,479 |
| Western Africa Map Quiz | 0 | - | 4.97 | 72,929 |
| U.S. State Quarters Picture Quiz #1 | 0 | - | 4.45 | 52,667 |
| U.S. State Quarters Picture Quiz #2 | 0 | - | 4.74 | 38,318 |
| Flags of Africa Quiz | 0 | - | 5.00 | 463,432 |
| Flags of North and South America | 0 | - | 4.99 | 367,284 |
| Tourist Attractions by U.S. State | 0 | - | 4.46 | 62,451 |
| Hawaiian Islands | 0 | - | 4.83 | 42,428 |
| African East Coast | 0 | - | 4.96 | 95,057 |
| 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 | 38,617 |
| 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 | 52,132 |
| 10 U.S. States With The Lowest Murder Rates | 0 | - | 4.50 | 39,861 |
| U.S. States with Spanish Names | 0 | - | 4.50 | 87,308 |
| Name a Valid U.S. State #2 | 0 | - | 4.63 | 76,490 |
| Name a Valid U.S. State #3 | 0 | - | 4.78 | 48,702 |
| U.S. State Superlatives #1 | 0 | - | 4.47 | 87,273 |
| U.S. State Superlatives #2 | 0 | - | 4.53 | 40,481 |
| Top 10 U.S. States With the Most Tornadoes | 0 | - | 4.53 | 64,433 |
| 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 | 45,746 |
| State Quiz - Washington | 0 | - | 4.45 | 36,166 |
| State Quiz - Illinois | 0 | - | 4.44 | 33,157 |
| State Quiz - California | 0 | - | 4.68 | 63,975 |
| State Quiz - Alaska | 0 | - | 4.42 | 41,797 |
| State Quiz - Arizona | 0 | - | 4.44 | 36,499 |
| 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 |
