| All 3,143 Counties of the United States on a Map | 0 | - | 4.97 | 327,604 |
| US States with an Empty Map | 0 | - | 5.00 | 618,254 |
| Cuba Country Quiz | 0 | - | 4.69 | 51,130 |
| US States Quiz | 0 | - | 5.00 | 16,682,430 |
| Great Plains States and Provinces on a Map | 0 | - | 4.95 | 48,482 |
| Rivers of the United States | 0 | - | 4.93 | 65,435 |
| States of Mexico | 0 | - | 4.95 | 173,067 |
| States of Brazil | 0 | - | 4.98 | 86,238 |
| Departments of France | 0 | - | 4.93 | 52,686 |
| All First-Level Subdivisions of South America on a Map | 0 | - | 4.92 | 52,810 |
| 15 Largest Cities in North America With a Map | 0 | - | 4.98 | 46,376 |
| 100 Biggest Cities in North America on a Map | 0 | - | 4.84 | 61,459 |
| Colombia Country Quiz | 0 | - | 4.90 | 40,277 |
| U.S. Cities with the Biggest Economies | 0 | - | 4.83 | 71,952 |
| Countries Closest to United States by Continent | 0 | - | 4.99 | 145,291 |
| Countries Bordering Brazil | 0 | - | 4.96 | 130,947 |
| Countries That Visit Brazil The Most | 0 | - | 4.95 | 49,258 |
| South America Map Quiz | 0 | - | 5.00 | 1,540,460 |
| Canada Provinces and Territories | 0 | - | 5.00 | 337,385 |
| Counties of England | 0 | - | 4.97 | 788,457 |
| 10 Longest Rivers in the United States | 0 | - | 4.85 | 38,776 |
| U.S. States or European Countries by Area | 0 | - | 4.94 | 94,568 |
| Louisiana Purchase with a Map | 0 | - | 4.96 | 47,473 |
| U.S. States or European Countries by Population | 0 | - | 4.97 | 131,808 |
| U.S. State Capitals Map Quiz | 0 | - | 4.93 | 142,237 |
| Countries Closest to Alaska | 0 | - | 4.93 | 123,218 |
| Countries Closest to Maine | 0 | - | 4.84 | 66,378 |
| Mexico Country Quiz | 0 | - | 4.49 | 71,931 |
| Central America and Caribbean Map Quiz | 0 | - | 4.89 | 899,532 |
| Latin American Countries Map Quiz | 0 | - | 4.97 | 127,968 |
| Mexico Cities Map Quiz | 0 | - | 4.77 | 33,306 |
| Australian States and Territories | 0 | - | 4.95 | 140,560 |
| All First-Level Subdivisions of Europe on a Map | 0 | - | 4.98 | 167,582 |
| All First-Level Subdivisions of Asia on a Map | 0 | - | 4.93 | 49,029 |
| All First-Level Subdivisions of Africa on a Map | 0 | - | 4.92 | 32,611 |
| US States by Borders in 30 Seconds | 0 | - | 4.68 | 2,662,877 |
| Name a Valid U.S. State #1 | 0 | - | 4.93 | 206,483 |
| Top 10 Coldest U.S. States | 0 | - | 4.94 | 123,790 |
| Top 10 Hottest U.S. States | 0 | - | 4.86 | 124,567 |
| Top 10 Most Native American U.S. States | 0 | - | 4.87 | 90,956 |
| Top 10 U.S. States with the Least Precipitation | 0 | - | 4.82 | 61,515 |
| Random State Capital to U.S. State | 0 | - | 4.84 | 88,110 |
| Dominican Republic Country Quiz | 0 | - | 4.61 | 23,193 |
| U.S. States that Start with M - Shape Quiz | 0 | - | 4.94 | 57,606 |
| Regions of Italy | 0 | - | 4.92 | 74,607 |
| States of India | 0 | - | 4.94 | 189,750 |
| Japanese Prefectures | 0 | - | 4.98 | 134,330 |
| Provinces of China | 0 | - | 4.97 | 199,743 |
| Regions of Spain Quiz | 0 | - | 4.90 | 112,166 |
| Countries and Territories of the United Kingdom | 0 | - | 4.89 | 92,851 |
| States of Germany | 0 | - | 4.96 | 149,822 |
| Cantons of Switzerland | 0 | - | 4.98 | 50,065 |
| Federal Subjects of Russia | 0 | - | 4.94 | 143,645 |
| Provinces of Turkey | 0 | - | 4.95 | 200,225 |
| U.S. States that Border Canada | 0 | - | 4.91 | 182,095 |
| 100 Biggest Cities and Towns in the UK | 0 | - | 4.97 | 144,692 |
| Central American Countries | 0 | - | 4.98 | 154,932 |
| Costa Rica Country Quiz | 0 | - | 4.75 | 31,884 |
| Brazil States Map Quiz | 0 | - | 4.85 | 47,340 |
| Caribbean / Lesser Antilles Map Quiz | 0 | - | 4.99 | 145,628 |
| Mexico States Map Quiz | 0 | - | 4.84 | 103,694 |
| Regions of New Zealand | 0 | - | 4.85 | 28,103 |
| All First-Level Subdivisions of Oceania on a Map | 0 | - | 4.97 | 26,883 |
| Cities of Los Angeles County on a Map | 0 | - | 4.69 | 26,694 |
| Modern-Day Countries of the British Empire in 1921 | 0 | - | 4.99 | 116,129 |
| Countries of South America with an Empty Map | 0 | - | 4.94 | 104,060 |
| European Map without 10 Random Countries | 0 | - | 4.97 | 274,005 |
| Fifty US States in One Minute | 0 | - | 4.56 | 3,516,581 |
| Category Elimination - U.S. States #1 | 0 | - | 4.87 | 218,043 |
| Category Elimination - U.S. States #2 | 0 | - | 4.82 | 132,315 |
| Biggest Cities in the U.S. - Extreme | 0 | - | 4.96 | 158,143 |
| Biggest Cities in Each U.S. State - Extreme | 0 | - | 4.93 | 78,618 |
| 10 Biggest Cities by U.S. State | 0 | - | 4.95 | 40,638 |
| 500 Biggest U.S. Urban Areas | 0 | - | 4.90 | 115,336 |
| South American Capitals - Map Quiz | 0 | - | 4.98 | 129,332 |
| Europe Map Quiz | 0 | - | 5.00 | 4,728,045 |
| 50 Busiest Air Routes from London | 0 | - | 4.86 | 95,711 |
| Counties of Ireland | 0 | - | 4.92 | 192,835 |
| Counties of the UK and Ireland | 0 | - | 4.98 | 128,455 |
| 100 Longest Rivers in Europe - with a Map | 0 | - | 4.94 | 64,753 |
| Nile River Basin Countries on a Map | 0 | - | 4.95 | 50,177 |
| 15 Largest Cities in South America With a Map | 0 | - | 4.95 | 124,061 |
| U.S. State Capitals Quiz | 0 | - | 5.00 | 1,676,313 |
| Every City in Arizona on a Map | 0 | - | 4.47 | 9,155 |
| Every City in Colorado on a Map | 0 | - | 4.48 | 12,998 |
| Every City in Washington State on a Map | 0 | - | 4.54 | 13,577 |
| Modern Day Countries of Austria-Hungary on a Map | 0 | - | 4.98 | 102,424 |
| Modern Day Countries of the Japanese Empire on a Map | 0 | - | 4.98 | 88,341 |
| Panama Country Quiz | 0 | - | 4.61 | 25,583 |
| East Asia Map Quiz | 0 | - | 4.99 | 1,438,380 |
| Oceania Map Quiz | 0 | - | 4.98 | 634,579 |
| Africa Map Quiz | 0 | - | 5.00 | 2,102,975 |
| Asia Map Quiz | 0 | - | 4.99 | 906,035 |
| African Great Lake Countries with an Empty Map | 0 | - | 4.97 | 60,426 |
| Europe by Borders in 30 Seconds | 0 | - | 4.98 | 424,910 |
| Washington D.C. Landmarks on a Map | 0 | - | 4.61 | 18,272 |
| U.S. States by First Two Letters in 30 Seconds | 0 | - | 4.69 | 1,379,129 |
| Cities on Interstate 90 on a Map | 0 | - | 4.45 | 31,905 |
| Cities Founded by the French in North America | 0 | - | 4.50 | 40,269 |
| Random U.S. City to State | 0 | - | 4.45 | 75,209 |
| Cities in the Dallas Metro Area on a Map | 0 | - | 4.63 | 8,421 |
| Richest Metro Areas in the U.S. | 0 | - | 4.42 | 43,125 |
| Africa Capitals Quiz | 0 | - | 4.99 | 729,509 |
| Asia Capitals Quiz | 0 | - | 4.98 | 684,969 |
| Boroughs of New York City | 0 | - | 4.47 | 84,065 |
| Washington D.C. Trivia | 0 | - | 4.44 | 38,376 |
| Countries of Africa | 0 | - | 5.00 | 2,505,013 |
| Which South American Country? | 0 | - | 4.69 | 51,694 |
| Brazil Country Quiz | 0 | - | 4.52 | 101,014 |
| Argentina Country Quiz | 0 | - | 4.53 | 57,044 |
| Peru Country Quiz | 0 | - | 4.54 | 48,256 |
| Chile Country Quiz | 0 | - | 4.75 | 39,694 |
| Saint Kitts and Nevis Country Quiz | 0 | - | 4.57 | 18,599 |
| Grenada Country Quiz | 0 | - | 4.62 | 18,762 |
| Trinidad and Tobago Country Quiz | 0 | - | 4.61 | 21,999 |
| Middle East Map Quiz | 0 | - | 4.99 | 1,375,024 |
| United States Map Quiz | 0 | - | 4.98 | 4,139,957 |
| Australia Map Quiz | 0 | - | 4.94 | 342,267 |
| Europe Cities Map Quiz | 0 | - | 4.99 | 362,097 |
| California Cities Map Quiz | 0 | - | 4.50 | 87,611 |
| Florida Cities Map Quiz | 0 | - | 4.48 | 60,605 |
| New York Cities Map Quiz | 0 | - | 4.54 | 42,025 |
| Brazil Cities Map Quiz | 0 | - | 4.62 | 36,352 |
| U.S. States with the Longest International Borders | 0 | - | 4.78 | 45,549 |
| Longest U.S. State Borders | 0 | - | 4.67 | 39,336 |
| U.S. States with the Fewest Borders | 0 | - | 4.77 | 112,975 |
| U.S. States with the Most Borders | 0 | - | 4.53 | 62,220 |
| Walking Across U.S. State Borders with Hints | 0 | - | 4.74 | 34,922 |
| South American Geography Quiz #2 | 0 | - | 4.61 | 39,176 |
| South American Geography Quiz #1 | 0 | - | 4.73 | 32,456 |
| U.S. Geography by Letter - B | 0 | - | 4.53 | 68,505 |
| U.S. Geography by Letter - S | 0 | - | 4.54 | 52,055 |
| 10 Closest Megacities to New York City | 0 | - | 4.52 | 67,185 |
| U.S. States with the Fewest Immigrants | 0 | - | 4.63 | 65,355 |
| U.S. License Plates Picture Quiz | 0 | - | 4.59 | 52,627 |
| O Canada Lyrics | 0 | - | 4.47 | 50,766 |
| Flags of Europe Quiz | 0 | - | 4.99 | 1,224,510 |
| Flags of Asia Quiz | 0 | - | 4.99 | 604,661 |
| All 1M Cities by Proximity | 0 | - | 5.00 | 572,721 |
| Name a City - European Countries | 0 | - | 4.92 | 64,281 |
| Top 10 Oldest U.S. State Capitals | 0 | - | 4.55 | 31,897 |
| Countries That Use the Euro | 0 | - | 4.96 | 102,766 |
| Countries of Europe - One Minute Sprint | 0 | - | 4.94 | 1,318,716 |
| Landlocked Countries in Africa | 0 | - | 4.99 | 45,738 |
| 10 Easternmost Countries in Europe | 0 | - | 4.89 | 113,364 |
| The Only European Country ... | 0 | - | 4.91 | 213,543 |
| Mediterranean Countries Quiz | 0 | - | 4.99 | 209,875 |
| European Countries NOT in NATO | 0 | - | 4.87 | 59,348 |
| Countries with Territorial Claims in Antarctica | 0 | - | 4.94 | 92,161 |
| Arms Exports - United States | 0 | - | 4.70 | 54,278 |
| Countries of North America Quiz | 0 | - | 5.00 | 1,010,619 |
| Countries that Visit Florida the Most | 0 | - | 4.70 | 70,852 |
| Countries Closest to Hawaii | 0 | - | 4.54 | 53,196 |
| Biggest Trading Partners - United States | 0 | - | 4.63 | 106,317 |
| Biggest Trading Partners - Colombia | 0 | - | 4.88 | 39,961 |
| Countries that Beat Brazil | 0 | - | 4.49 | 67,814 |
| Belize Country Quiz | 0 | - | 4.85 | 20,782 |
| Saint Vincent and the Grenadines Country Quiz | 0 | - | 4.88 | 19,032 |
| Canada Provinces Map Quiz | 0 | - | 4.99 | 635,453 |
| Oceanian Capitals - Map Quiz | 0 | - | 4.95 | 49,726 |
| South and Central Asia Map Quiz | 0 | - | 4.93 | 97,335 |
| Western Africa Map Quiz | 0 | - | 4.97 | 72,816 |
| U.S. State Quarters Picture Quiz #1 | 0 | - | 4.45 | 52,650 |
| U.S. State Quarters Picture Quiz #2 | 0 | - | 4.74 | 38,309 |
| Flags of Africa Quiz | 0 | - | 5.00 | 462,367 |
| Flags of North and South America | 0 | - | 4.99 | 365,827 |
| Tourist Attractions by U.S. State | 0 | - | 4.46 | 62,432 |
| Hawaiian Islands | 0 | - | 4.83 | 42,408 |
| African East Coast | 0 | - | 4.96 | 94,946 |
| Random Sequential Oceanic Countries on a Map | 0 | - | 4.97 | 26,836 |
| States and Provinces that touch the Rocky Mountains | 0 | - | 4.42 | 32,404 |
| U.S. States by Clue #1 | 0 | - | 4.52 | 38,539 |
| U.S. States with More Cows than People | 0 | - | 4.63 | 40,418 |
| U.S. States by Coldest Recorded Temperature | 0 | - | 4.51 | 66,152 |
| 10 U.S. States With The Highest Murder Rates | 0 | - | 4.45 | 49,729 |
| 10 U.S. States With The Lowest Murder Rates | 0 | - | 4.49 | 37,097 |
| U.S. States with Spanish Names | 0 | - | 4.50 | 87,244 |
| Name a Valid U.S. State #2 | 0 | - | 4.63 | 76,408 |
| Name a Valid U.S. State #3 | 0 | - | 4.78 | 48,655 |
| U.S. State Superlatives #1 | 0 | - | 4.47 | 87,247 |
| U.S. State Superlatives #2 | 0 | - | 4.53 | 40,454 |
| Top 10 U.S. States With the Most Tornadoes | 0 | - | 4.53 | 64,388 |
| Top 10 Least Religious U.S. States | 0 | - | 4.51 | 34,059 |
| Top 10 U.S. States by Public Transit | 0 | - | 4.77 | 63,365 |
| Top 10 U.S. States with the Most Precipitation | 0 | - | 4.46 | 41,547 |
| State Quiz - Florida | 0 | - | 4.47 | 61,901 |
| State Quiz - Texas | 0 | - | 4.43 | 62,458 |
| State Quiz - Minnesota | 0 | - | 4.41 | 38,530 |
| State Quiz - Virginia | 0 | - | 4.52 | 40,013 |
| State Quiz - Georgia | 0 | - | 4.48 | 35,303 |
| State Quiz - Kentucky | 0 | - | 4.41 | 32,224 |
| State Quiz - New York | 0 | - | 4.52 | 45,698 |
| State Quiz - Washington | 0 | - | 4.45 | 36,143 |
| State Quiz - Illinois | 0 | - | 4.44 | 33,128 |
| State Quiz - California | 0 | - | 4.68 | 63,916 |
| State Quiz - Alaska | 0 | - | 4.42 | 41,770 |
| State Quiz - Arizona | 0 | - | 4.44 | 36,471 |
| State Quiz - New Jersey | 0 | - | 4.42 | 37,851 |
| State Quiz - Pennsylvania | 0 | - | 4.50 | 48,580 |
| State Quiz - Tennessee | 0 | - | 4.54 | 33,879 |
