| All 3,143 Counties of the United States on a Map | 0 | - | 4.97 | 327,504 |
| States of Mexico | 0 | - | 4.95 | 173,002 |
| US States with an Empty Map | 0 | - | 5.00 | 618,054 |
| US States Quiz | 0 | - | 5.00 | 16,677,057 |
| Great Plains States and Provinces on a Map | 0 | - | 4.95 | 48,456 |
| Rivers of the United States | 0 | - | 4.93 | 65,423 |
| Mexico States Map Quiz | 0 | - | 4.84 | 103,664 |
| States of Brazil | 0 | - | 4.98 | 86,178 |
| Departments of France | 0 | - | 4.93 | 52,633 |
| All First-Level Subdivisions of South America on a Map | 0 | - | 4.92 | 52,758 |
| Mexico Country Quiz | 0 | - | 4.49 | 71,919 |
| Mexico Cities Map Quiz | 0 | - | 4.77 | 33,300 |
| 15 Largest Cities in North America With a Map | 0 | - | 4.98 | 46,358 |
| 100 Biggest Cities in North America on a Map | 0 | - | 4.84 | 61,435 |
| Colombia Country Quiz | 0 | - | 4.90 | 40,267 |
| U.S. Cities with the Biggest Economies | 0 | - | 4.83 | 71,929 |
| Countries Closest to United States by Continent | 0 | - | 4.99 | 145,259 |
| Countries Bordering Brazil | 0 | - | 4.96 | 130,890 |
| Countries That Visit Brazil The Most | 0 | - | 4.95 | 49,248 |
| South America Map Quiz | 0 | - | 5.00 | 1,540,198 |
| Canada Provinces and Territories | 0 | - | 5.00 | 337,222 |
| Counties of England | 0 | - | 4.97 | 788,224 |
| 10 Longest Rivers in the United States | 0 | - | 4.85 | 38,756 |
| U.S. States or European Countries by Area | 0 | - | 4.94 | 94,522 |
| Louisiana Purchase with a Map | 0 | - | 4.96 | 47,443 |
| U.S. States or European Countries by Population | 0 | - | 4.97 | 131,770 |
| Latin American Countries Map Quiz | 0 | - | 4.97 | 127,932 |
| Australian States and Territories | 0 | - | 4.95 | 140,545 |
| All First-Level Subdivisions of Europe on a Map | 0 | - | 4.98 | 167,492 |
| All First-Level Subdivisions of Asia on a Map | 0 | - | 4.93 | 49,005 |
| All First-Level Subdivisions of Africa on a Map | 0 | - | 4.92 | 32,580 |
| U.S. State Capitals Map Quiz | 0 | - | 4.93 | 142,209 |
| Countries Closest to Alaska | 0 | - | 4.93 | 123,178 |
| Countries Closest to Maine | 0 | - | 4.84 | 66,359 |
| Central America and Caribbean Map Quiz | 0 | - | 4.89 | 899,467 |
| US States by Borders in 30 Seconds | 0 | - | 4.68 | 2,662,376 |
| Name a Valid U.S. State #1 | 0 | - | 4.93 | 206,421 |
| Top 10 Coldest U.S. States | 0 | - | 4.94 | 123,775 |
| Top 10 Hottest U.S. States | 0 | - | 4.86 | 124,544 |
| Top 10 Most Native American U.S. States | 0 | - | 4.87 | 90,928 |
| Top 10 U.S. States with the Least Precipitation | 0 | - | 4.82 | 61,505 |
| Random State Capital to U.S. State | 0 | - | 4.84 | 88,088 |
| Cuba Country Quiz | 0 | - | 4.69 | 51,126 |
| Costa Rica Country Quiz | 0 | - | 4.75 | 31,871 |
| U.S. States that Start with M - Shape Quiz | 0 | - | 4.94 | 57,587 |
| Regions of Italy | 0 | - | 4.92 | 74,586 |
| States of India | 0 | - | 4.94 | 189,657 |
| Japanese Prefectures | 0 | - | 4.98 | 134,253 |
| Provinces of China | 0 | - | 4.97 | 199,666 |
| Regions of Spain Quiz | 0 | - | 4.90 | 112,127 |
| Countries and Territories of the United Kingdom | 0 | - | 4.89 | 92,828 |
| States of Germany | 0 | - | 4.96 | 149,742 |
| Regions of New Zealand | 0 | - | 4.85 | 28,097 |
| Cantons of Switzerland | 0 | - | 4.98 | 50,050 |
| Federal Subjects of Russia | 0 | - | 4.94 | 143,556 |
| Provinces of Turkey | 0 | - | 4.95 | 199,892 |
| All First-Level Subdivisions of Oceania on a Map | 0 | - | 4.97 | 26,874 |
| U.S. States that Border Canada | 0 | - | 4.91 | 181,822 |
| World Currencies Quiz on a Map | 0 | - | 4.95 | 59,775 |
| 100 Biggest Cities and Towns in the UK | 0 | - | 4.97 | 144,627 |
| Central American Countries | 0 | - | 4.98 | 154,906 |
| Dominica Country Quiz | 0 | - | 4.81 | 19,649 |
| Brazil States Map Quiz | 0 | - | 4.85 | 47,310 |
| Europe Map Quiz | 0 | - | 5.00 | 4,726,959 |
| Caribbean / Lesser Antilles Map Quiz | 0 | - | 4.99 | 145,542 |
| Cities of Los Angeles County on a Map | 0 | - | 4.69 | 26,690 |
| Modern-Day Countries of the British Empire in 1921 | 0 | - | 4.99 | 116,091 |
| Countries of South America with an Empty Map | 0 | - | 4.94 | 104,034 |
| European Map without 10 Random Countries | 0 | - | 4.97 | 273,944 |
| Fifty US States in One Minute | 0 | - | 4.56 | 3,515,953 |
| Category Elimination - U.S. States #1 | 0 | - | 4.87 | 217,962 |
| Category Elimination - U.S. States #2 | 0 | - | 4.82 | 132,252 |
| Biggest Cities in the U.S. - Extreme | 0 | - | 4.96 | 158,121 |
| Biggest Cities in Each U.S. State - Extreme | 0 | - | 4.93 | 78,598 |
| 10 Biggest Cities by U.S. State | 0 | - | 4.95 | 40,612 |
| 500 Biggest U.S. Urban Areas | 0 | - | 4.90 | 115,295 |
| South American Capitals - Map Quiz | 0 | - | 4.98 | 129,291 |
| 50 Busiest Air Routes from London | 0 | - | 4.86 | 95,690 |
| Counties of Ireland | 0 | - | 4.92 | 192,774 |
| Counties of the UK and Ireland | 0 | - | 4.98 | 128,402 |
| 100 Longest Rivers in Europe - with a Map | 0 | - | 4.94 | 64,734 |
| Nile River Basin Countries on a Map | 0 | - | 4.95 | 50,159 |
| 15 Largest Cities in South America With a Map | 0 | - | 4.95 | 124,002 |
| U.S. State Capitals Quiz | 0 | - | 5.00 | 1,675,976 |
| Random U.S. City to State | 0 | - | 4.45 | 75,186 |
| Every City in Arizona on a Map | 0 | - | 4.47 | 9,154 |
| Every City in Colorado on a Map | 0 | - | 4.48 | 12,994 |
| Every City in Washington State on a Map | 0 | - | 4.54 | 13,574 |
| Richest Metro Areas in the U.S. | 0 | - | 4.42 | 43,103 |
| Modern Day Countries of Austria-Hungary on a Map | 0 | - | 4.98 | 102,396 |
| Modern Day Countries of the Japanese Empire on a Map | 0 | - | 4.98 | 88,314 |
| Brazil Country Quiz | 0 | - | 4.52 | 100,993 |
| Argentina Country Quiz | 0 | - | 4.53 | 57,030 |
| Peru Country Quiz | 0 | - | 4.54 | 48,245 |
| Chile Country Quiz | 0 | - | 4.75 | 39,689 |
| Panama Country Quiz | 0 | - | 4.61 | 25,578 |
| Dominican Republic Country Quiz | 0 | - | 4.61 | 23,192 |
| East Asia Map Quiz | 0 | - | 4.99 | 1,436,931 |
| Oceania Map Quiz | 0 | - | 4.98 | 634,371 |
| Africa Map Quiz | 0 | - | 5.00 | 2,102,582 |
| Asia Map Quiz | 0 | - | 4.99 | 905,633 |
| Brazil Cities Map Quiz | 0 | - | 4.62 | 36,351 |
| African Great Lake Countries with an Empty Map | 0 | - | 4.97 | 60,417 |
| Europe by Borders in 30 Seconds | 0 | - | 4.98 | 424,804 |
| South American Geography Quiz #2 | 0 | - | 4.61 | 39,169 |
| South American Geography Quiz #1 | 0 | - | 4.73 | 32,449 |
| U.S. Geography by Letter - B | 0 | - | 4.53 | 68,493 |
| U.S. Geography by Letter - S | 0 | - | 4.54 | 52,048 |
| 10 Closest Megacities to New York City | 0 | - | 4.52 | 67,177 |
| Washington D.C. Landmarks on a Map | 0 | - | 4.61 | 18,270 |
| U.S. States by First Two Letters in 30 Seconds | 0 | - | 4.69 | 1,378,909 |
| Name a City - European Countries | 0 | - | 4.92 | 64,260 |
| Cities in the Dallas Metro Area on a Map | 0 | - | 4.63 | 8,417 |
| Africa Capitals Quiz | 0 | - | 4.99 | 729,311 |
| Asia Capitals Quiz | 0 | - | 4.98 | 684,760 |
| Countries That Use the Euro | 0 | - | 4.96 | 102,704 |
| Landlocked Countries in Africa | 0 | - | 4.99 | 45,700 |
| 10 Easternmost Countries in Europe | 0 | - | 4.89 | 113,322 |
| The Only European Country ... | 0 | - | 4.91 | 213,457 |
| Mediterranean Countries Quiz | 0 | - | 4.99 | 209,811 |
| European Countries NOT in NATO | 0 | - | 4.87 | 59,303 |
| Countries with Territorial Claims in Antarctica | 0 | - | 4.94 | 92,150 |
| Countries of Africa | 0 | - | 5.00 | 2,504,047 |
| Middle East Map Quiz | 0 | - | 4.99 | 1,374,497 |
| United States Map Quiz | 0 | - | 4.98 | 4,139,473 |
| Oceanian Capitals - Map Quiz | 0 | - | 4.95 | 49,716 |
| South and Central Asia Map Quiz | 0 | - | 4.93 | 97,280 |
| Western Africa Map Quiz | 0 | - | 4.97 | 72,778 |
| Australia Map Quiz | 0 | - | 4.94 | 342,207 |
| Europe Cities Map Quiz | 0 | - | 4.99 | 362,048 |
| Singapore Airlines Destinations on a Map | 0 | - | 4.96 | 23,979 |
| African East Coast | 0 | - | 4.96 | 94,904 |
| Flags of Europe Quiz | 0 | - | 4.99 | 1,223,860 |
| Flags of Asia Quiz | 0 | - | 4.99 | 604,405 |
| All 1M Cities by Proximity | 0 | - | 5.00 | 572,526 |
| Cities on Interstate 90 on a Map | 0 | - | 4.45 | 31,898 |
| Cities Founded by the French in North America | 0 | - | 4.50 | 40,259 |
| Top 10 Oldest U.S. State Capitals | 0 | - | 4.55 | 31,893 |
| Boroughs of New York City | 0 | - | 4.47 | 84,053 |
| Washington D.C. Trivia | 0 | - | 4.44 | 38,126 |
| Countries of Europe - One Minute Sprint | 0 | - | 4.94 | 1,318,499 |
| Arms Exports - United States | 0 | - | 4.70 | 54,259 |
| Countries of North America Quiz | 0 | - | 5.00 | 1,010,311 |
| Which South American Country? | 0 | - | 4.69 | 51,690 |
| Countries that Visit Florida the Most | 0 | - | 4.70 | 70,759 |
| Countries Closest to Hawaii | 0 | - | 4.54 | 53,189 |
| Biggest Trading Partners - United States | 0 | - | 4.63 | 106,309 |
| Biggest Trading Partners - Colombia | 0 | - | 4.88 | 39,950 |
| Countries that Beat Brazil | 0 | - | 4.49 | 67,782 |
| Belize Country Quiz | 0 | - | 4.85 | 20,779 |
| Saint Vincent and the Grenadines Country Quiz | 0 | - | 4.88 | 19,031 |
| Canada Provinces Map Quiz | 0 | - | 4.99 | 635,277 |
| California Cities Map Quiz | 0 | - | 4.50 | 87,600 |
| Florida Cities Map Quiz | 0 | - | 4.48 | 60,599 |
| New York Cities Map Quiz | 0 | - | 4.54 | 42,018 |
| U.S. State Quarters Picture Quiz #1 | 0 | - | 4.45 | 52,646 |
| U.S. State Quarters Picture Quiz #2 | 0 | - | 4.74 | 38,302 |
| Flags of Africa Quiz | 0 | - | 5.00 | 462,138 |
| Flags of North and South America | 0 | - | 4.99 | 365,359 |
| Tourist Attractions by U.S. State | 0 | - | 4.46 | 62,430 |
| Hawaiian Islands | 0 | - | 4.83 | 42,395 |
| U.S. States with the Longest International Borders | 0 | - | 4.78 | 45,546 |
| Longest U.S. State Borders | 0 | - | 4.67 | 39,315 |
| U.S. States with the Fewest Borders | 0 | - | 4.77 | 112,958 |
| U.S. States with the Most Borders | 0 | - | 4.53 | 62,217 |
| Walking Across U.S. State Borders with Hints | 0 | - | 4.74 | 34,920 |
| U.S. States with the Fewest Immigrants | 0 | - | 4.63 | 65,344 |
| Random Sequential Oceanic Countries on a Map | 0 | - | 4.97 | 26,830 |
| States and Provinces that touch the Rocky Mountains | 0 | - | 4.42 | 32,403 |
| U.S. States by Clue #1 | 0 | - | 4.52 | 38,520 |
| U.S. License Plates Picture Quiz | 0 | - | 4.59 | 52,619 |
| U.S. States with More Cows than People | 0 | - | 4.63 | 40,413 |
| U.S. States by Coldest Recorded Temperature | 0 | - | 4.51 | 66,142 |
| 10 U.S. States With The Highest Murder Rates | 0 | - | 4.45 | 49,725 |
| 10 U.S. States With The Lowest Murder Rates | 0 | - | 4.49 | 37,078 |
| U.S. States with Spanish Names | 0 | - | 4.50 | 87,230 |
| Name a Valid U.S. State #2 | 0 | - | 4.63 | 76,393 |
| Name a Valid U.S. State #3 | 0 | - | 4.78 | 48,644 |
| U.S. State Superlatives #1 | 0 | - | 4.47 | 87,235 |
| U.S. State Superlatives #2 | 0 | - | 4.53 | 40,452 |
| Top 10 U.S. States With the Most Tornadoes | 0 | - | 4.53 | 64,375 |
| Top 10 Least Religious U.S. States | 0 | - | 4.51 | 34,051 |
| Top 10 U.S. States by Public Transit | 0 | - | 4.77 | 63,353 |
| Top 10 U.S. States with the Most Precipitation | 0 | - | 4.46 | 41,543 |
| State Quiz - Florida | 0 | - | 4.47 | 61,893 |
| State Quiz - Texas | 0 | - | 4.43 | 62,450 |
| State Quiz - Minnesota | 0 | - | 4.41 | 38,523 |
| State Quiz - Virginia | 0 | - | 4.52 | 40,001 |
| State Quiz - Georgia | 0 | - | 4.48 | 35,296 |
| State Quiz - Kentucky | 0 | - | 4.41 | 32,216 |
| State Quiz - New York | 0 | - | 4.52 | 45,690 |
| State Quiz - Washington | 0 | - | 4.45 | 36,129 |
| State Quiz - Illinois | 0 | - | 4.44 | 33,118 |
| State Quiz - California | 0 | - | 4.68 | 63,905 |
| State Quiz - Alaska | 0 | - | 4.42 | 41,756 |
| State Quiz - Arizona | 0 | - | 4.44 | 36,460 |
| State Quiz - New Jersey | 0 | - | 4.42 | 37,844 |
| State Quiz - Pennsylvania | 0 | - | 4.50 | 48,571 |
| State Quiz - Tennessee | 0 | - | 4.54 | 33,872 |
| O Canada Lyrics | 0 | - | 4.47 | 50,764 |
