| All 3,143 Counties of the United States on a Map | 0 | - | 4.97 | 327,667 |
| US States with an Empty Map | 0 | - | 5.00 | 618,319 |
| Cuba Country Quiz | 0 | - | 4.69 | 51,138 |
| US States Quiz | 0 | - | 5.00 | 16,684,582 |
| Great Plains States and Provinces on a Map | 0 | - | 4.95 | 48,493 |
| Rivers of the United States | 0 | - | 4.93 | 65,443 |
| States of Mexico | 0 | - | 4.95 | 173,145 |
| States of Brazil | 0 | - | 4.98 | 86,253 |
| Departments of France | 0 | - | 4.93 | 52,702 |
| All First-Level Subdivisions of South America on a Map | 0 | - | 4.92 | 52,826 |
| 15 Largest Cities in North America With a Map | 0 | - | 4.98 | 46,384 |
| 100 Biggest Cities in North America on a Map | 0 | - | 4.84 | 61,472 |
| Colombia Country Quiz | 0 | - | 4.90 | 40,281 |
| U.S. Cities with the Biggest Economies | 0 | - | 4.83 | 71,969 |
| Countries Closest to United States by Continent | 0 | - | 4.99 | 145,308 |
| Countries Bordering Brazil | 0 | - | 4.96 | 130,979 |
| Countries That Visit Brazil The Most | 0 | - | 4.95 | 49,260 |
| South America Map Quiz | 0 | - | 5.00 | 1,540,545 |
| Canada Provinces and Territories | 0 | - | 5.00 | 337,463 |
| Counties of England | 0 | - | 4.97 | 788,543 |
| 10 Longest Rivers in the United States | 0 | - | 4.85 | 38,778 |
| U.S. States or European Countries by Area | 0 | - | 4.94 | 94,586 |
| Louisiana Purchase with a Map | 0 | - | 4.96 | 47,485 |
| U.S. States or European Countries by Population | 0 | - | 4.97 | 131,822 |
| U.S. State Capitals Map Quiz | 0 | - | 4.93 | 142,250 |
| Countries Closest to Alaska | 0 | - | 4.93 | 123,227 |
| Countries Closest to Maine | 0 | - | 4.84 | 66,385 |
| Mexico Country Quiz | 0 | - | 4.49 | 71,940 |
| Central America and Caribbean Map Quiz | 0 | - | 4.89 | 899,553 |
| Latin American Countries Map Quiz | 0 | - | 4.97 | 127,985 |
| Mexico Cities Map Quiz | 0 | - | 4.77 | 33,306 |
| Australian States and Territories | 0 | - | 4.95 | 140,577 |
| All First-Level Subdivisions of Europe on a Map | 0 | - | 4.98 | 167,619 |
| All First-Level Subdivisions of Asia on a Map | 0 | - | 4.93 | 49,051 |
| All First-Level Subdivisions of Africa on a Map | 0 | - | 4.92 | 32,615 |
| US States by Borders in 30 Seconds | 0 | - | 4.68 | 2,663,120 |
| Name a Valid U.S. State #1 | 0 | - | 4.93 | 206,508 |
| Top 10 Coldest U.S. States | 0 | - | 4.94 | 123,797 |
| Top 10 Hottest U.S. States | 0 | - | 4.86 | 124,573 |
| Top 10 Most Native American U.S. States | 0 | - | 4.87 | 90,966 |
| Top 10 U.S. States with the Least Precipitation | 0 | - | 4.82 | 61,518 |
| Random State Capital to U.S. State | 0 | - | 4.83 | 88,119 |
| Dominican Republic Country Quiz | 0 | - | 4.61 | 23,200 |
| U.S. States that Start with M - Shape Quiz | 0 | - | 4.94 | 57,610 |
| Regions of Italy | 0 | - | 4.92 | 74,618 |
| States of India | 0 | - | 4.94 | 189,799 |
| Japanese Prefectures | 0 | - | 4.98 | 134,370 |
| Provinces of China | 0 | - | 4.97 | 199,790 |
| Regions of Spain Quiz | 0 | - | 4.90 | 112,177 |
| Countries and Territories of the United Kingdom | 0 | - | 4.89 | 92,860 |
| States of Germany | 0 | - | 4.96 | 149,859 |
| Cantons of Switzerland | 0 | - | 4.98 | 50,068 |
| Federal Subjects of Russia | 0 | - | 4.94 | 143,679 |
| Provinces of Turkey | 0 | - | 4.95 | 200,413 |
| U.S. States that Border Canada | 0 | - | 4.91 | 182,224 |
| 100 Biggest Cities and Towns in the UK | 0 | - | 4.97 | 144,734 |
| Central American Countries | 0 | - | 4.98 | 154,944 |
| Costa Rica Country Quiz | 0 | - | 4.75 | 31,887 |
| Brazil States Map Quiz | 0 | - | 4.85 | 47,352 |
| Caribbean / Lesser Antilles Map Quiz | 0 | - | 4.99 | 145,664 |
| Mexico States Map Quiz | 0 | - | 4.84 | 103,704 |
| Regions of New Zealand | 0 | - | 4.85 | 28,106 |
| 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 | 26,702 |
| Modern-Day Countries of the British Empire in 1921 | 0 | - | 4.99 | 116,151 |
| Countries of South America with an Empty Map | 0 | - | 4.94 | 104,073 |
| European Map without 10 Random Countries | 0 | - | 4.97 | 274,024 |
| Fifty US States in One Minute | 0 | - | 4.56 | 3,516,836 |
| Category Elimination - U.S. States #1 | 0 | - | 4.87 | 218,076 |
| Category Elimination - U.S. States #2 | 0 | - | 4.82 | 132,330 |
| Biggest Cities in the U.S. - Extreme | 0 | - | 4.96 | 158,168 |
| Biggest Cities in Each U.S. State - Extreme | 0 | - | 4.93 | 78,637 |
| 10 Biggest Cities by U.S. State | 0 | - | 4.95 | 40,674 |
| 500 Biggest U.S. Urban Areas | 0 | - | 4.90 | 115,360 |
| South American Capitals - Map Quiz | 0 | - | 4.98 | 129,344 |
| Europe Map Quiz | 0 | - | 5.00 | 4,728,429 |
| 50 Busiest Air Routes from London | 0 | - | 4.86 | 95,716 |
| Counties of Ireland | 0 | - | 4.92 | 192,861 |
| Counties of the UK and Ireland | 0 | - | 4.98 | 128,473 |
| 100 Longest Rivers in Europe - with a Map | 0 | - | 4.94 | 64,758 |
| Nile River Basin Countries on a Map | 0 | - | 4.95 | 50,182 |
| 15 Largest Cities in South America With a Map | 0 | - | 4.94 | 124,080 |
| U.S. State Capitals Quiz | 0 | - | 5.00 | 1,676,515 |
| Every City in Arizona on a Map | 0 | - | 4.47 | 9,158 |
| Every City in Colorado on a Map | 0 | - | 4.48 | 13,001 |
| Every City in Washington State on a Map | 0 | - | 4.54 | 13,580 |
| Modern Day Countries of Austria-Hungary on a Map | 0 | - | 4.98 | 102,442 |
| Modern Day Countries of the Japanese Empire on a Map | 0 | - | 4.98 | 88,350 |
| Panama Country Quiz | 0 | - | 4.61 | 25,587 |
| East Asia Map Quiz | 0 | - | 4.99 | 1,438,488 |
| Oceania Map Quiz | 0 | - | 4.98 | 634,678 |
| Africa Map Quiz | 0 | - | 5.00 | 2,103,122 |
| Asia Map Quiz | 0 | - | 4.99 | 906,156 |
| African Great Lake Countries with an Empty Map | 0 | - | 4.97 | 60,430 |
| Europe by Borders in 30 Seconds | 0 | - | 4.98 | 424,937 |
| 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 | 1,379,255 |
| Cities on Interstate 90 on a Map | 0 | - | 4.45 | 31,908 |
| Cities Founded by the French in North America | 0 | - | 4.50 | 40,271 |
| Random U.S. City to State | 0 | - | 4.45 | 75,236 |
| Cities in the Dallas Metro Area on a Map | 0 | - | 4.63 | 8,422 |
| Richest Metro Areas in the U.S. | 0 | - | 4.42 | 43,135 |
| Africa Capitals Quiz | 0 | - | 4.99 | 729,591 |
| Asia Capitals Quiz | 0 | - | 4.98 | 685,042 |
| Boroughs of New York City | 0 | - | 4.47 | 84,067 |
| Washington D.C. Trivia | 0 | - | 4.44 | 38,468 |
| Countries of Africa | 0 | - | 5.00 | 2,505,386 |
| Which South American Country? | 0 | - | 4.69 | 51,701 |
| Brazil Country Quiz | 0 | - | 4.52 | 101,025 |
| Argentina Country Quiz | 0 | - | 4.53 | 57,053 |
| Peru Country Quiz | 0 | - | 4.54 | 48,263 |
| Chile Country Quiz | 0 | - | 4.75 | 39,699 |
| Saint Kitts and Nevis Country Quiz | 0 | - | 4.57 | 18,600 |
| Grenada Country Quiz | 0 | - | 4.62 | 18,764 |
| Trinidad and Tobago Country Quiz | 0 | - | 4.61 | 22,002 |
| Middle East Map Quiz | 0 | - | 4.99 | 1,375,244 |
| United States Map Quiz | 0 | - | 4.98 | 4,140,180 |
| Australia Map Quiz | 0 | - | 4.94 | 342,283 |
| Europe Cities Map Quiz | 0 | - | 4.99 | 362,131 |
| California Cities Map Quiz | 0 | - | 4.50 | 87,620 |
| Florida Cities Map Quiz | 0 | - | 4.48 | 60,610 |
| New York Cities Map Quiz | 0 | - | 4.54 | 42,030 |
| Brazil Cities Map Quiz | 0 | - | 4.62 | 36,359 |
| U.S. States with the Longest International Borders | 0 | - | 4.78 | 45,551 |
| Longest U.S. State Borders | 0 | - | 4.67 | 39,343 |
| U.S. States with the Fewest Borders | 0 | - | 4.77 | 112,981 |
| U.S. States with the Most Borders | 0 | - | 4.53 | 62,221 |
| Walking Across U.S. State Borders with Hints | 0 | - | 4.74 | 34,924 |
| South American Geography Quiz #2 | 0 | - | 4.61 | 39,179 |
| South American Geography Quiz #1 | 0 | - | 4.73 | 32,459 |
| U.S. Geography by Letter - B | 0 | - | 4.53 | 68,511 |
| U.S. Geography by Letter - S | 0 | - | 4.54 | 52,060 |
| 10 Closest Megacities to New York City | 0 | - | 4.52 | 67,186 |
| U.S. States with the Fewest Immigrants | 0 | - | 4.63 | 65,364 |
| U.S. License Plates Picture Quiz | 0 | - | 4.59 | 52,631 |
| O Canada Lyrics | 0 | - | 4.47 | 50,771 |
| Flags of Europe Quiz | 0 | - | 4.99 | 1,224,765 |
| Flags of Asia Quiz | 0 | - | 4.99 | 604,759 |
| All 1M Cities by Proximity | 0 | - | 5.00 | 572,795 |
| Name a City - European Countries | 0 | - | 4.92 | 64,293 |
| Top 10 Oldest U.S. State Capitals | 0 | - | 4.55 | 31,899 |
| Countries That Use the Euro | 0 | - | 4.96 | 102,793 |
| Countries of Europe - One Minute Sprint | 0 | - | 4.94 | 1,318,807 |
| Landlocked Countries in Africa | 0 | - | 4.99 | 45,750 |
| 10 Easternmost Countries in Europe | 0 | - | 4.89 | 113,387 |
| The Only European Country ... | 0 | - | 4.91 | 213,572 |
| Mediterranean Countries Quiz | 0 | - | 4.99 | 209,914 |
| European Countries NOT in NATO | 0 | - | 4.87 | 59,370 |
| Countries with Territorial Claims in Antarctica | 0 | - | 4.94 | 92,162 |
| Arms Exports - United States | 0 | - | 4.70 | 54,288 |
| Countries of North America Quiz | 0 | - | 5.00 | 1,010,752 |
| Countries that Visit Florida the Most | 0 | - | 4.72 | 70,910 |
| Countries Closest to Hawaii | 0 | - | 4.54 | 53,198 |
| Biggest Trading Partners - United States | 0 | - | 4.63 | 106,319 |
| Biggest Trading Partners - Colombia | 0 | - | 4.88 | 39,962 |
| Countries that Beat Brazil | 0 | - | 4.49 | 67,823 |
| Belize Country Quiz | 0 | - | 4.85 | 20,785 |
| Saint Vincent and the Grenadines Country Quiz | 0 | - | 4.88 | 19,034 |
| Canada Provinces Map Quiz | 0 | - | 4.99 | 635,516 |
| Oceanian Capitals - Map Quiz | 0 | - | 4.95 | 49,732 |
| South and Central Asia Map Quiz | 0 | - | 4.93 | 97,351 |
| Western Africa Map Quiz | 0 | - | 4.97 | 72,835 |
| U.S. State Quarters Picture Quiz #1 | 0 | - | 4.45 | 52,651 |
| U.S. State Quarters Picture Quiz #2 | 0 | - | 4.74 | 38,310 |
| Flags of Africa Quiz | 0 | - | 5.00 | 462,547 |
| Flags of North and South America | 0 | - | 4.99 | 366,080 |
| Tourist Attractions by U.S. State | 0 | - | 4.46 | 62,432 |
| Hawaiian Islands | 0 | - | 4.83 | 42,412 |
| African East Coast | 0 | - | 4.96 | 94,958 |
| Random Sequential Oceanic Countries on a Map | 0 | - | 4.97 | 26,839 |
| States and Provinces that touch the Rocky Mountains | 0 | - | 4.42 | 32,406 |
| U.S. States by Clue #1 | 0 | - | 4.53 | 38,551 |
| U.S. States with More Cows than People | 0 | - | 4.63 | 40,421 |
| U.S. States by Coldest Recorded Temperature | 0 | - | 4.51 | 66,156 |
| 10 U.S. States With The Highest Murder Rates | 0 | - | 4.45 | 49,731 |
| 10 U.S. States With The Lowest Murder Rates | 0 | - | 4.49 | 37,101 |
| U.S. States with Spanish Names | 0 | - | 4.50 | 87,251 |
| Name a Valid U.S. State #2 | 0 | - | 4.63 | 76,418 |
| Name a Valid U.S. State #3 | 0 | - | 4.78 | 48,656 |
| U.S. State Superlatives #1 | 0 | - | 4.47 | 87,249 |
| U.S. State Superlatives #2 | 0 | - | 4.53 | 40,459 |
| Top 10 U.S. States With the Most Tornadoes | 0 | - | 4.53 | 64,395 |
| Top 10 Least Religious U.S. States | 0 | - | 4.51 | 34,061 |
| Top 10 U.S. States by Public Transit | 0 | - | 4.77 | 63,373 |
| Top 10 U.S. States with the Most Precipitation | 0 | - | 4.46 | 41,551 |
| State Quiz - Florida | 0 | - | 4.47 | 61,910 |
| State Quiz - Texas | 0 | - | 4.43 | 62,459 |
| State Quiz - Minnesota | 0 | - | 4.41 | 38,532 |
| State Quiz - Virginia | 0 | - | 4.52 | 40,016 |
| State Quiz - Georgia | 0 | - | 4.48 | 35,304 |
| State Quiz - Kentucky | 0 | - | 4.41 | 32,225 |
| State Quiz - New York | 0 | - | 4.52 | 45,709 |
| State Quiz - Washington | 0 | - | 4.45 | 36,148 |
| State Quiz - Illinois | 0 | - | 4.44 | 33,136 |
| State Quiz - California | 0 | - | 4.68 | 63,922 |
| State Quiz - Alaska | 0 | - | 4.42 | 41,775 |
| State Quiz - Arizona | 0 | - | 4.44 | 36,473 |
| State Quiz - New Jersey | 0 | - | 4.42 | 37,858 |
| State Quiz - Pennsylvania | 0 | - | 4.50 | 48,590 |
| State Quiz - Tennessee | 0 | - | 4.54 | 33,883 |
