| United States Map Quiz | 0 | - | 4.98 | 3,899,343 |
| Every U.S. Metro Area on a Map | 0 | - | 4.97 | 62,625 |
| Pixelated United States Map | 0 | - | 4.90 | 82,071 |
| U.S. Cities with the Most International Tourists | 0 | - | 4.87 | 65,178 |
| All First-Level Subdivisions of North America on a Map | 0 | - | 4.98 | 47,273 |
| U.S. State Border Crossings | 0 | - | 4.96 | 82,034 |
| Five Biggest Immigrant Groups by Decade in the US | 0 | - | 4.83 | 33,139 |
| States of the U.S. in Alphabetical Order | 0 | - | 4.97 | 339,832 |
| Most-Visited U.S. Cities | 0 | - | 4.87 | 72,370 |
| Total United States Immigration by Country | 0 | - | 4.89 | 96,557 |
| "Do Not Travel" Countries for U.S. Citizens | 0 | - | 4.95 | 184,390 |
| Asian Countries Americans Travel to the Most | 0 | - | 4.84 | 54,607 |
| Countries of North America Quiz | 0 | - | 5.00 | 878,137 |
| Canada Provinces Map Quiz | 0 | - | 4.99 | 583,926 |
| Most-Visited Countries by Americans | 0 | - | 4.87 | 93,074 |
| Countries that Visit the United States the Most | 0 | - | 4.95 | 78,464 |
| The 13 Colonies Quiz | 0 | - | 4.97 | 100,430 |
| U.S. States with the Letter Y | 0 | - | 4.87 | 96,009 |
| 10 Southernmost U.S. States | 0 | - | 4.84 | 99,068 |
| U.S. States with Short Names | 0 | - | 4.87 | 129,494 |
| U.S. States that Start with M | 0 | - | 4.91 | 150,270 |
| U.S. States By Population | 0 | - | 4.90 | 129,882 |
| U.S. States that Start with N | 0 | - | 4.95 | 155,335 |
| U.S. States with Longest Names | 0 | - | 4.84 | 35,975 |
| 10 Northernmost U.S. States | 0 | - | 4.89 | 73,559 |
| 10 Westernmost U.S. States | 0 | - | 4.95 | 58,270 |
| The Only Remaining U.S. State . . . | 0 | - | 4.94 | 55,960 |
| Top 10 Largest U.S. States by Area | 0 | - | 4.95 | 145,244 |
| Top 10 Smallest U.S. States by Area | 0 | - | 4.98 | 167,792 |
| Top 10 Poorest U.S. States by Median Income | 0 | - | 4.85 | 98,983 |
| Top 10 Newest U.S. States | 0 | - | 4.81 | 68,033 |
| Central America and Caribbean Map Quiz | 0 | - | 4.89 | 850,625 |
| Top 10 Least Populous U.S. States | 0 | - | 4.93 | 172,709 |
| Top 10 Most Populous U.S. States | 0 | - | 4.97 | 149,790 |
| Most Guessed U.S. Cities | 0 | - | 4.90 | 91,100 |
| North America Capitals Quiz | 0 | - | 4.99 | 185,739 |
| US State Capitals Quiz - No Hints | 0 | - | 4.97 | 79,685 |
| 10 Westernmost U.S. State Capitals | 0 | - | 4.85 | 39,023 |
| Countries that Beat the United States | 0 | - | 4.92 | 145,450 |
| North American Capitals - Map Quiz | 0 | - | 4.91 | 46,978 |
| Top 10 Most-Visited U.S. States | 0 | - | 4.89 | 89,324 |
| Canada Provinces and Territories | 0 | - | 4.99 | 289,236 |
| U.S. States with the Most Immigrants | 0 | - | 4.85 | 73,104 |
| Biggest Cities in a Strip of the United States Map | 0 | - | 4.72 | 36,490 |
| Capitals of Canadian Provinces | 0 | - | 4.86 | 73,559 |
| Central American Countries | 0 | - | 4.98 | 138,957 |
| Caribbean Countries and Territories | 0 | - | 4.83 | 104,278 |
| Caribbean / Lesser Antilles Map Quiz | 0 | - | 4.99 | 116,474 |
| Mexico States Map Quiz | 0 | - | 4.84 | 90,437 |
| States of Mexico | 0 | - | 4.95 | 140,873 |
| All First-Level Subdivisions of South America on a Map | 0 | - | 4.90 | 39,761 |
| Countries of South America with an Empty Map | 0 | - | 4.94 | 94,026 |
| U.S. States with the Lowest Population Density | 0 | - | 4.92 | 88,838 |
| African East Coast | 0 | - | 4.97 | 84,085 |
| Most Mentioned Enemies of the USA | 0 | - | 4.79 | 159,691 |
| Countries Closest to Canada | 0 | - | 4.90 | 184,285 |
| Territories of the United States | 0 | - | 4.76 | 48,477 |
| South America Map Quiz | 0 | - | 5.00 | 1,418,842 |
| 15 Largest Cities in Africa With a Map | 0 | - | 4.94 | 79,735 |
| 1M Cities by Proximity - United States | 0 | - | 4.50 | 136,891 |
| Countries with American Expatriates | 0 | - | 4.58 | 40,895 |
| United States Country Quiz | 0 | - | 4.45 | 88,950 |
| Latin American Countries Map Quiz | 0 | - | 4.97 | 106,434 |
| United States Landmarks Map Quiz | 0 | - | 4.55 | 38,296 |
| Busiest Air Routes from the U.S. | 0 | - | 4.46 | 72,403 |
| U.S. National Parks Quiz | 0 | - | 4.79 | 46,661 |
| All First-Level Subdivisions of Europe on a Map | 0 | - | 4.99 | 115,532 |
| Top Asian Languages on a Map | 0 | - | 4.94 | 60,589 |
| Top African Languages on a Map | 0 | - | 4.91 | 52,802 |
| Countries of Europe with an Empty Map | 0 | - | 5.00 | 284,962 |
| Countries of Africa with an Empty Map | 0 | - | 5.00 | 222,720 |
| Countries of Asia with an Empty Map | 0 | - | 4.98 | 210,067 |
| Southernmost Major Cities in the U.S. | 0 | - | 4.39 | 34,805 |
| Northernmost Major Cities in the U.S. | 0 | - | 4.34 | 35,934 |
| North America Cities by Map | 0 | - | 4.39 | 45,278 |
| U.S. Cities with the Most Homeless People | 0 | - | 4.26 | 31,888 |
| U.S. Cities with the Highest Murder Rate | 0 | - | 4.58 | 130,482 |
| South America Capitals Quiz | 0 | - | 5.00 | 418,988 |
| American Countries with the Shortest Names | 0 | - | 4.96 | 100,723 |
| Mediterranean Countries with an Empty Map | 0 | - | 4.99 | 85,020 |
| The Only American Country ... | 0 | - | 4.94 | 109,571 |
| Countries Closest to the U. S. | 0 | - | 4.41 | 198,533 |
| Flags of North and South America Quiz | 0 | - | 4.99 | 309,301 |
| All First-Level Subdivisions of Oceania on a Map | 0 | - | 4.94 | 20,320 |
| Pixelated Africa Map | 0 | - | 4.98 | 88,182 |
| Pixelated Asia Map | 0 | - | 4.89 | 63,097 |
| Pixelated Europe Map | 0 | - | 4.90 | 109,302 |
| Canadian Geography on the Map | 0 | - | 4.56 | 24,132 |
| Countries of Europe in 1815 With a Map | 0 | - | 4.99 | 133,500 |
| New England States | 0 | - | 4.54 | 52,426 |
| US States by Land Area | 0 | - | 4.59 | 48,429 |
| Top 10 U.S. States by Inland Water Area | 0 | - | 4.52 | 36,145 |
| Add a Letter - Make a U.S. State | 0 | - | 4.74 | 76,427 |
| Top 10 Widest U.S. States East to West | 0 | - | 4.70 | 51,000 |
| 10 Easternmost U.S. States | 0 | - | 4.54 | 52,948 |
| The Only U.S. State ... #1 | 0 | - | 4.55 | 82,524 |
| 50 States, 50 Cities - Hard Version | 0 | - | 4.47 | 40,473 |
| U.S. States with the Most Expensive Home Prices | 0 | - | 4.47 | 93,557 |
| U.S. States with the Highest Percentage of Hispanics | 0 | - | 4.79 | 56,296 |
| Top 10 Most African-American U.S. States | 0 | - | 4.47 | 61,413 |
| Top 10 Most Asian U.S. States | 0 | - | 4.80 | 61,599 |
| Top 10 Most Obese U.S. States | 0 | - | 4.50 | 64,835 |
| Top 10 Least Obese U.S. States | 0 | - | 4.80 | 68,034 |
| Top 10 Most-Educated U.S. States | 0 | - | 4.51 | 64,452 |
| U.S. States with the Highest Rates of Homelessness | 0 | - | 4.44 | 48,183 |
| Top 10 Most White U.S. States | 0 | - | 4.52 | 55,552 |
| Top 10 Most German U.S. States | 0 | - | 4.50 | 42,266 |
| Belize Country Quiz | 0 | - | 4.88 | 18,721 |
| Europe Map Quiz | 0 | - | 5.00 | 4,287,621 |
| US States Quiz | 0 | - | 5.00 | 14,715,329 |
| Fastest Growing U.S. States Since 1960 | 0 | - | 4.46 | 64,936 |
| U.S Cities by African-American Population | 0 | - | 4.40 | 82,798 |
| Important Places in U.S. History | 0 | - | 4.23 | 36,423 |
| World Capitals by First Two Letters in 90 Seconds | 0 | - | 4.36 | 234,474 |
| Speed Capital to U.S. State | 0 | - | 4.44 | 106,165 |
| 10 Southernmost U.S. State Capitals | 0 | - | 4.53 | 37,096 |
| U.S. Suburbs Quiz | 0 | - | 4.45 | 17,584 |
| Top 10 Biggest Economies in the Americas | 0 | - | 4.94 | 81,286 |
| Countries in Southeast Asia With an Empty Map | 0 | - | 4.97 | 92,043 |
| Brazil States Map Quiz | 0 | - | 4.83 | 39,447 |
| Largest United States Airlines | 0 | - | 4.38 | 51,999 |
| States of Brazil | 0 | - | 4.96 | 68,409 |
| Canada Immigration by Country | 0 | - | 4.52 | 57,149 |
| Countries of the Mongol Empire on a Map | 0 | - | 4.99 | 93,412 |
| Pixelated Americas Map | 0 | - | 4.42 | 41,915 |
| U.S. States with the Highest Percentage of Farmland | 0 | - | 4.75 | 53,985 |
| U.S. States with the Lowest Percentage of Farmland | 0 | - | 4.76 | 52,887 |
| Top 10 U.S. States That Grow the Most Corn | 0 | - | 4.52 | 33,916 |
| Top 10 U.S. States with the Highest Elevation | 0 | - | 4.51 | 58,272 |
| U.S. States with the Lowest Average Elevation | 0 | - | 4.54 | 31,746 |
| Top 10 U.S. States with the Lowest Life Expectancy | 0 | - | 4.76 | 42,357 |
| South American Cities on the Map | 0 | - | 4.55 | 33,111 |
| Countries by Borders in 90 Seconds | 0 | - | 4.99 | 3,388,750 |
| Canada Country Quiz | 0 | - | 4.54 | 121,253 |
| East Asia Map Quiz | 0 | - | 4.99 | 1,343,556 |
| Oceania Map Quiz | 0 | - | 4.97 | 567,272 |
| Africa Map Quiz | 0 | - | 5.00 | 1,937,361 |
| Asia Map Quiz | 0 | - | 4.99 | 784,081 |
| Canada Cities Map Quiz | 0 | - | 4.65 | 109,342 |
| Europe by Borders in 30 Seconds | 0 | - | 4.98 | 385,804 |
| U.S. States with the Highest Population Density | 0 | - | 4.46 | 66,716 |
| Westernmost Cities in the U.S. | 0 | - | 4.35 | 15,644 |
| Top 10 American Countries by Coastline | 0 | - | 4.95 | 83,300 |
| Top 10 Richest Countries in the Americas | 0 | - | 4.87 | 68,159 |
| U.S. Cities by Picture #1 | 0 | - | 4.36 | 31,685 |
| Cities by Picture #2 | 0 | - | 4.22 | 32,334 |
| USA Tourist Attractions by Description #1 | 0 | - | 4.11 | 26,032 |
| Countries and States in the Caucasus | 0 | - | 4.46 | 46,129 |
| US States with an Empty Map | 0 | - | 5.00 | 553,241 |
| Last 10 U.S. States Alphabetically | 0 | - | 4.34 | 70,700 |
| Top 10 Least Populous U.S. State Capitals | 0 | - | 4.49 | 20,482 |
| Flyover States | 0 | - | 4.51 | 27,971 |
| U.S. States With Double Letters | 0 | - | 4.66 | 4,263 |
| U.S. States by Borders | 0 | - | 4.58 | 26,275 |
| 50 States, 50 Cities - Easy Version | 0 | - | 4.38 | 120,863 |
| U.S. States with the Most Gun Ownership | 0 | - | 4.46 | 27,687 |
| U.S. States with the Cheapest Home Prices | 0 | - | 4.71 | 29,836 |
| U.S. States with Oldest Median Age | 0 | - | 4.35 | 31,707 |
| Top 10 U.S. States with the Longest Commutes | 0 | - | 4.30 | 40,824 |
| Top 10 Least-Educated U.S. States | 0 | - | 4.34 | 62,883 |
| US States with the Most Executions | 0 | - | 4.51 | 25,669 |
| Top 10 U.S. States with the Most Lighthouses | 0 | - | 4.60 | 26,976 |
| Top 10 Least-Forested U.S. States | 0 | - | 4.49 | 35,018 |
| U.S. Landmarks Picture Quiz | 0 | - | 4.19 | 13,640 |
| American Islands | 0 | - | 4.16 | 15,748 |
| 100 Biggest Cities on a World Map | 0 | - | 4.99 | 370,870 |
| U.S. Cities with the Biggest Economies | 0 | - | 4.83 | 61,340 |
| Africa Capitals Quiz | 0 | - | 4.99 | 633,565 |
| Asia Capitals Quiz | 0 | - | 4.98 | 592,959 |
| World Capitals by Map | 0 | - | 5.00 | 241,158 |
| Capital Cities in a Ring of the World Map | 0 | - | 4.95 | 50,215 |
| US State Capitals by Proximity in 30 Seconds | 0 | - | 4.18 | 120,312 |
| US State Capitals by First Two Letters in 45 seconds | 0 | - | 4.06 | 56,169 |
| 10 Northernmost U.S. State Capitals | 0 | - | 4.55 | 30,214 |
| U.S State Capitals on the Sea | 0 | - | 4.52 | 25,048 |
| 10 Easternmost U.S. State Capitals | 0 | - | 4.49 | 29,093 |
| Countries That Use the Euro | 0 | - | 4.92 | 62,717 |
| 10 Easternmost Countries in Europe | 0 | - | 4.85 | 91,999 |
| American Countries on the Pacific Coast | 0 | - | 4.81 | 46,055 |
| The Only European Country ... | 0 | - | 4.94 | 178,104 |
| Mediterranean Countries Quiz | 0 | - | 4.99 | 195,262 |
| Countries of the World in 1900 | 0 | - | 4.89 | 66,142 |
| Countries of the World in 1914 with a Map | 0 | - | 4.99 | 170,309 |
| Countries of the World in 1945 with a Map | 0 | - | 5.00 | 127,795 |
| Countries with Territorial Claims in Antarctica | 0 | - | 4.92 | 86,613 |
| Countries of Africa | 0 | - | 5.00 | 2,163,680 |
| Countries Closest to United States by Continent | 0 | - | 4.99 | 124,289 |
| Most-Visited Countries by Canadians | 0 | - | 4.79 | 37,886 |
| Middle East Map Quiz | 0 | - | 4.99 | 1,280,351 |
| Oceanian Capitals - Map Quiz | 0 | - | 4.95 | 40,222 |
| South and Central Asia Map Quiz | 0 | - | 4.92 | 79,726 |
| Western Africa Map Quiz | 0 | - | 4.97 | 60,832 |
| Australia Map Quiz | 0 | - | 4.95 | 319,422 |
| Europe Cities Map Quiz | 0 | - | 4.99 | 335,550 |
| European Countries with the Fewest Overnight Visitors | 0 | - | 4.83 | 39,024 |
| All 3,143 Counties of the United States on a Map | 0 | - | 4.95 | 273,391 |
| Layers of the Earth and Atmosphere | 0 | - | 4.97 | 46,675 |
| 10 Longest Rivers in the United States | 0 | - | 4.82 | 34,980 |
| U.S. States with the Longest International Borders | 0 | - | 4.81 | 40,585 |
| U.S. States With the Highest Average Elevation | 0 | - | 4.60 | 31,063 |
