| All 3,143 Counties of the United States on a Map | 0 | - | 4.97 | 334,520 |
| All First-Level Subdivisions of South America on a Map | 0 | - | 4.92 | 54,526 |
| Mexico Cities Map Quiz | 0 | - | 4.83 | 38,767 |
| All First-Level Subdivisions of Europe on a Map | 0 | - | 4.99 | 174,908 |
| All First-Level Subdivisions of Asia on a Map | 0 | - | 4.91 | 50,409 |
| All First-Level Subdivisions of Africa on a Map | 0 | - | 4.92 | 33,545 |
| US States with an Empty Map | 0 | - | 5.00 | 627,462 |
| Costa Rica Country Quiz | 0 | - | 4.75 | 32,305 |
| US States Quiz | 0 | - | 5.00 | 16,961,413 |
| All First-Level Subdivisions of Oceania on a Map | 0 | - | 4.97 | 27,538 |
| States of Mexico | 0 | - | 4.96 | 177,628 |
| States of Brazil | 0 | - | 4.97 | 89,200 |
| Departments of France | 0 | - | 4.93 | 54,851 |
| 15 Largest Cities in North America With a Map | 0 | - | 4.98 | 47,817 |
| 100 Biggest Cities in North America on a Map | 0 | - | 4.84 | 62,752 |
| Colombia Country Quiz | 0 | - | 4.90 | 40,908 |
| U.S. Cities with the Biggest Economies | 0 | - | 4.83 | 73,197 |
| Countries Closest to United States by Continent | 0 | - | 4.99 | 146,968 |
| Countries Bordering Brazil | 0 | - | 4.96 | 132,124 |
| Countries That Visit Brazil The Most | 0 | - | 4.95 | 49,788 |
| South America Map Quiz | 0 | - | 5.00 | 1,554,049 |
| Canada Provinces and Territories | 0 | - | 5.00 | 345,117 |
| Counties of England | 0 | - | 4.97 | 801,213 |
| 10 Longest Rivers in the United States | 0 | - | 4.85 | 39,330 |
| U.S. States or European Countries by Area | 0 | - | 4.95 | 96,777 |
| Louisiana Purchase with a Map | 0 | - | 4.96 | 49,113 |
| U.S. States or European Countries by Population | 0 | - | 4.97 | 133,890 |
| 15 Largest Cities in Africa With a Map | 0 | - | 4.96 | 111,254 |
| U.S. State Capitals Map Quiz | 0 | - | 4.93 | 149,472 |
| Countries Closest to Alaska | 0 | - | 4.93 | 124,901 |
| Countries Closest to Maine | 0 | - | 4.85 | 67,458 |
| Mexico Country Quiz | 0 | - | 4.49 | 72,639 |
| Central America and Caribbean Map Quiz | 0 | - | 4.89 | 904,176 |
| Latin American Countries Map Quiz | 0 | - | 4.97 | 130,388 |
| Australian States and Territories | 0 | - | 4.96 | 142,600 |
| Great Plains States and Provinces on a Map | 0 | - | 4.95 | 49,945 |
| Rivers of the United States | 0 | - | 4.93 | 66,537 |
| Top Asian Languages on a Map | 0 | - | 4.95 | 71,888 |
| Top African Languages on a Map | 0 | - | 4.94 | 74,920 |
| Name a Valid U.S. State #1 | 0 | - | 4.93 | 210,173 |
| Top 10 Coldest U.S. States | 0 | - | 4.94 | 125,683 |
| Top 10 Hottest U.S. States | 0 | - | 4.86 | 126,302 |
| Top 10 Most Native American U.S. States | 0 | - | 4.87 | 92,645 |
| Top 10 U.S. States with the Least Precipitation | 0 | - | 4.83 | 62,133 |
| Random State Capital to U.S. State | 0 | - | 4.85 | 89,610 |
| Panama Country Quiz | 0 | - | 4.61 | 25,904 |
| U.S. States that Start with M - Shape Quiz | 0 | - | 4.94 | 58,353 |
| Regions of Italy | 0 | - | 4.92 | 76,675 |
| States of India | 0 | - | 4.95 | 195,188 |
| Japanese Prefectures | 0 | - | 4.98 | 138,458 |
| Provinces of China | 0 | - | 4.97 | 206,951 |
| Regions of Spain Quiz | 0 | - | 4.90 | 114,993 |
| Countries and Territories of the United Kingdom | 0 | - | 4.90 | 94,372 |
| States of Germany | 0 | - | 4.95 | 153,976 |
| Cantons of Switzerland | 0 | - | 4.98 | 51,602 |
| Federal Subjects of Russia | 0 | - | 4.95 | 148,899 |
| Provinces of Turkey | 0 | - | 4.94 | 205,386 |
| U.S. States that Border Canada | 0 | - | 4.91 | 186,195 |
| Pixelated Africa Map | 0 | - | 4.98 | 100,276 |
| Pixelated Asia Map | 0 | - | 4.90 | 73,635 |
| Pixelated Europe Map | 0 | - | 4.88 | 123,277 |
| Countries of Europe in 1815 With a Map | 0 | - | 4.99 | 151,076 |
| Every Country of Europe Since 1815 With a Map | 0 | - | 4.98 | 71,615 |
| 100 Biggest Cities and Towns in the UK | 0 | - | 4.98 | 150,432 |
| Every U.S. Metro Area on a Map | 0 | - | 4.97 | 82,333 |
| All 1M+ Cities in Africa on a Map | 0 | - | 4.93 | 26,867 |
| Central American Countries | 0 | - | 4.98 | 157,108 |
| Caribbean Countries and Territories | 0 | - | 4.81 | 113,145 |
| Countries in Southeast Asia With an Empty Map | 0 | - | 4.97 | 101,898 |
| Cuba Country Quiz | 0 | - | 4.70 | 51,689 |
| Brazil States Map Quiz | 0 | - | 4.86 | 48,438 |
| Caribbean / Lesser Antilles Map Quiz | 0 | - | 4.99 | 149,800 |
| Mexico States Map Quiz | 0 | - | 4.84 | 105,439 |
| Regions of New Zealand | 0 | - | 4.84 | 28,664 |
| Countries of the Mongol Empire on a Map | 0 | - | 4.99 | 107,330 |
| Modern-Day Countries of the British Empire in 1921 | 0 | - | 4.99 | 118,460 |
| Countries of South America with an Empty Map | 0 | - | 4.94 | 105,315 |
| European Map without 10 Random Countries | 0 | - | 4.97 | 278,422 |
| Fifty US States in One Minute | 0 | - | 4.61 | 3,552,154 |
| Category Elimination - U.S. States #1 | 0 | - | 4.88 | 222,037 |
| Category Elimination - U.S. States #2 | 0 | - | 4.83 | 135,279 |
| Midwestern States of the U.S. | 0 | - | 4.88 | 14,053 |
| Biggest Cities in the U.S. - Extreme | 0 | - | 4.96 | 159,852 |
| Biggest Cities in Each U.S. State - Extreme | 0 | - | 4.91 | 84,025 |
| 10 Biggest Cities by U.S. State | 0 | - | 4.95 | 42,283 |
| 500 Biggest U.S. Urban Areas | 0 | - | 4.90 | 117,862 |
| South American Cities on the Map | 0 | - | 4.52 | 35,524 |
| South American Capitals - Map Quiz | 0 | - | 4.98 | 131,183 |
| Europe Map Quiz | 0 | - | 5.00 | 4,780,496 |
| Counties of Ireland | 0 | - | 4.92 | 196,825 |
| Pixelated United States Map | 0 | - | 4.88 | 94,652 |
| U.S. State Capitals Quiz | 0 | - | 5.00 | 1,696,274 |
| Dominican Republic Country Quiz | 0 | - | 4.61 | 23,541 |
| East Asia Map Quiz | 0 | - | 4.99 | 1,451,049 |
| Oceania Map Quiz | 0 | - | 4.98 | 657,848 |
| Africa Map Quiz | 0 | - | 5.00 | 2,125,877 |
| Asia Map Quiz | 0 | - | 4.99 | 922,969 |
| Europe by Borders in 30 Seconds | 0 | - | 4.98 | 430,157 |
| US States by Borders in 30 Seconds | 0 | - | 4.68 | 2,689,897 |
| U.S. States by First Two Letters in 30 Seconds | 0 | - | 4.70 | 1,396,843 |
| Countries by First Two Letters in 90 Seconds | 0 | - | 4.98 | 5,644,460 |
| 100 Biggest Cities on a World Map | 0 | - | 4.99 | 419,832 |
| Cities Founded by the French in North America | 0 | - | 4.50 | 40,471 |
| Random U.S. City to State | 0 | - | 4.45 | 76,763 |
| Richest Metro Areas in the U.S. | 0 | - | 4.42 | 44,013 |
| Africa Capitals Quiz | 0 | - | 4.99 | 742,121 |
| Asia Capitals Quiz | 0 | - | 4.98 | 697,202 |
| Boroughs of New York City | 0 | - | 4.47 | 84,864 |
| Washington D.C. Trivia | 0 | - | 4.45 | 39,100 |
| Countries of Africa | 0 | - | 5.00 | 2,552,757 |
| Which South American Country? | 0 | - | 4.69 | 52,057 |
| Brazil Country Quiz | 0 | - | 4.52 | 102,211 |
| Argentina Country Quiz | 0 | - | 4.53 | 57,720 |
| Peru Country Quiz | 0 | - | 4.54 | 48,853 |
| Chile Country Quiz | 0 | - | 4.75 | 40,221 |
| Ecuador Country Quiz | 0 | - | 4.60 | 31,971 |
| Middle East Map Quiz | 0 | - | 4.99 | 1,386,198 |
| United States Map Quiz | 0 | - | 4.98 | 4,167,685 |
| Australia Map Quiz | 0 | - | 4.95 | 345,742 |
| Europe Cities Map Quiz | 0 | - | 4.99 | 365,702 |
| California Cities Map Quiz | 0 | - | 4.50 | 88,118 |
| Florida Cities Map Quiz | 0 | - | 4.48 | 60,972 |
| New York Cities Map Quiz | 0 | - | 4.55 | 42,323 |
| Brazil Cities Map Quiz | 0 | - | 4.62 | 36,790 |
| Cities of Los Angeles County on a Map | 0 | - | 4.69 | 27,294 |
| U.S. States with the Longest International Borders | 0 | - | 4.78 | 45,896 |
| Longest U.S. State Borders | 0 | - | 4.69 | 40,048 |
| U.S. States with the Fewest Borders | 0 | - | 4.78 | 114,115 |
| U.S. States with the Most Borders | 0 | - | 4.53 | 62,346 |
| Walking Across U.S. State Borders with Hints | 0 | - | 4.74 | 35,105 |
| South American Geography Quiz #2 | 0 | - | 4.41 | 43,381 |
| South American Geography Quiz #1 | 0 | - | 4.62 | 32,816 |
| U.S. Geography by Letter - B | 0 | - | 4.53 | 69,819 |
| U.S. Geography by Letter - S | 0 | - | 4.55 | 53,252 |
| 10 Closest Megacities to New York City | 0 | - | 4.52 | 67,489 |
| U.S. States with the Fewest Immigrants | 0 | - | 4.64 | 66,000 |
| U.S. License Plates Picture Quiz | 0 | - | 4.61 | 53,072 |
| O Canada Lyrics | 0 | - | 4.47 | 51,030 |
| Flags of Europe Quiz | 0 | - | 4.99 | 1,253,661 |
| Flags of Asia Quiz | 0 | - | 4.99 | 618,196 |
| All 1M Cities by Proximity | 0 | - | 5.00 | 580,879 |
| European Cities by Map #2 | 0 | - | 4.49 | 47,424 |
| European Cities by Map #1 | 0 | - | 4.67 | 55,852 |
| Asian Cities by Map #1 | 0 | - | 4.50 | 40,934 |
| Cities in Squares on a Map - Europe | 0 | - | 4.69 | 54,339 |
| Name a City - European Countries | 0 | - | 4.90 | 65,957 |
| Top 10 Oldest U.S. State Capitals | 0 | - | 4.55 | 32,181 |
| Countries That Use the Euro | 0 | - | 4.95 | 106,261 |
| Countries of Europe - One Minute Sprint | 0 | - | 4.94 | 1,333,594 |
| Landlocked Countries in Africa | 0 | - | 4.99 | 47,614 |
| 10 Easternmost Countries in Europe | 0 | - | 4.87 | 116,725 |
| The Only European Country ... | 0 | - | 4.91 | 218,327 |
| Mediterranean Countries Quiz | 0 | - | 4.99 | 213,421 |
| European Countries NOT in NATO | 0 | - | 4.90 | 62,136 |
| Countries with Territorial Claims in Antarctica | 0 | - | 4.94 | 92,830 |
| Arms Exports - United States | 0 | - | 4.77 | 62,639 |
| Countries of North America Quiz | 0 | - | 5.00 | 1,028,871 |
| Countries that Visit Florida the Most | 0 | - | 4.70 | 72,604 |
| Countries Closest to Hawaii | 0 | - | 4.55 | 53,878 |
| Biggest Trading Partners - United States | 0 | - | 4.63 | 106,801 |
| Biggest Trading Partners - Colombia | 0 | - | 4.88 | 40,481 |
| Countries that Beat Brazil | 0 | - | 4.49 | 69,070 |
| Belize Country Quiz | 0 | - | 4.85 | 21,058 |
| Saint Vincent and the Grenadines Country Quiz | 0 | - | 4.88 | 19,285 |
| Canada Provinces Map Quiz | 0 | - | 4.99 | 643,124 |
| Oceanian Capitals - Map Quiz | 0 | - | 4.95 | 51,249 |
| South and Central Asia Map Quiz | 0 | - | 4.94 | 99,680 |
| Western Africa Map Quiz | 0 | - | 4.97 | 74,413 |
| U.S. State Quarters Picture Quiz #1 | 0 | - | 4.45 | 52,880 |
| U.S. State Quarters Picture Quiz #2 | 0 | - | 4.75 | 38,528 |
| Flags of Africa Quiz | 0 | - | 5.00 | 475,694 |
| Flags of North and South America | 0 | - | 4.99 | 375,836 |
| Tourist Attractions by U.S. State | 0 | - | 4.46 | 62,674 |
| Hawaiian Islands | 0 | - | 4.83 | 42,856 |
| East Asian Islands on the Map | 0 | - | 4.55 | 33,173 |
| African East Coast | 0 | - | 4.96 | 96,546 |
| Colonies of Africa with a Map | 0 | - | 4.79 | 54,662 |
| Top European Languages on a Map | 0 | - | 4.77 | 132,627 |
| States and Provinces that touch the Rocky Mountains | 0 | - | 4.43 | 32,544 |
| U.S. States by Clue #1 | 0 | - | 4.51 | 39,331 |
| U.S. States with More Cows than People | 0 | - | 4.74 | 47,848 |
| U.S. States by Coldest Recorded Temperature | 0 | - | 4.52 | 66,671 |
| 10 U.S. States With The Highest Murder Rates | 0 | - | 4.47 | 54,715 |
| 10 U.S. States With The Lowest Murder Rates | 0 | - | 4.48 | 52,724 |
| U.S. States with Spanish Names | 0 | - | 4.50 | 88,136 |
| Name a Valid U.S. State #2 | 0 | - | 4.63 | 77,300 |
| Name a Valid U.S. State #3 | 0 | - | 4.78 | 49,221 |
| U.S. State Superlatives #1 | 0 | - | 4.47 | 87,632 |
| U.S. State Superlatives #2 | 0 | - | 4.53 | 40,718 |
| Top 10 U.S. States With the Most Tornadoes | 0 | - | 4.53 | 64,934 |
| Top 10 Least Religious U.S. States | 0 | - | 4.51 | 34,400 |
| Top 10 U.S. States by Public Transit | 0 | - | 4.77 | 63,951 |
| Top 10 U.S. States with the Most Precipitation | 0 | - | 4.46 | 41,791 |
| State Quiz - Florida | 0 | - | 4.47 | 62,514 |
| State Quiz - Texas | 0 | - | 4.43 | 63,096 |
| State Quiz - Minnesota | 0 | - | 4.41 | 38,930 |
| State Quiz - Virginia | 0 | - | 4.53 | 40,431 |
| State Quiz - Georgia | 0 | - | 4.48 | 35,691 |
| State Quiz - Kentucky | 0 | - | 4.42 | 32,574 |
| State Quiz - New York | 0 | - | 4.52 | 46,318 |
