| United States Map Quiz | 0 | - | 4.98 | 4,144,689 |
| Total United States Immigration by Country | 0 | - | 4.91 | 110,805 |
| "Do Not Travel" Countries for U.S. Citizens | 0 | - | 4.97 | 241,461 |
| Most-Visited Countries by Americans | 0 | - | 4.87 | 108,688 |
| Countries that Visit the United States the Most | 0 | - | 4.96 | 91,003 |
| U.S. Cities with the Most International Tourists | 0 | - | 4.88 | 74,993 |
| U.S. State Border Crossings | 0 | - | 4.97 | 96,053 |
| Countries that Beat the United States | 0 | - | 4.93 | 165,813 |
| States of the U.S. in Alphabetical Order | 0 | - | 4.98 | 365,588 |
| Most-Visited U.S. Cities | 0 | - | 4.85 | 92,644 |
| Every U.S. Metro Area on a Map | 0 | - | 4.97 | 80,974 |
| Name the U.S. National Parks | 0 | - | 4.86 | 59,340 |
| Countries of North America Quiz | 0 | - | 5.00 | 1,014,175 |
| Canada Provinces Map Quiz | 0 | - | 4.99 | 636,758 |
| Canada Provinces and Territories | 0 | - | 5.00 | 338,735 |
| Pixelated United States Map | 0 | - | 4.89 | 93,635 |
| The 13 Colonies Quiz | 0 | - | 4.97 | 116,937 |
| U.S. States with the Letter Y | 0 | - | 4.85 | 110,547 |
| 10 Southernmost U.S. States | 0 | - | 4.88 | 112,596 |
| U.S. States with Short Names | 0 | - | 4.91 | 147,898 |
| U.S. States that Start with M | 0 | - | 4.93 | 186,149 |
| U.S. States By Population | 0 | - | 4.92 | 152,527 |
| U.S. States that Start with N | 0 | - | 4.95 | 170,594 |
| U.S. States with Longest Names | 0 | - | 4.84 | 43,984 |
| 10 Northernmost U.S. States | 0 | - | 4.90 | 81,995 |
| 10 Westernmost U.S. States | 0 | - | 4.95 | 63,836 |
| The Only Remaining U.S. State . . . | 0 | - | 4.92 | 65,008 |
| Top 10 Largest U.S. States by Area | 0 | - | 4.95 | 159,223 |
| Top 10 Smallest U.S. States by Area | 0 | - | 4.98 | 177,176 |
| Top 10 Poorest U.S. States by Median Income | 0 | - | 4.86 | 124,604 |
| U.S. States with the Highest Percentage of Hispanics | 0 | - | 4.85 | 69,143 |
| Top 10 Newest U.S. States | 0 | - | 4.85 | 85,751 |
| Central America and Caribbean Map Quiz | 0 | - | 4.89 | 900,217 |
| Top 10 Least Populous U.S. States | 0 | - | 4.94 | 190,627 |
| Top 10 Most Populous U.S. States | 0 | - | 4.97 | 173,032 |
| Most Guessed U.S. Cities | 0 | - | 4.89 | 105,184 |
| North America Capitals Quiz | 0 | - | 4.99 | 217,477 |
| US State Capitals Quiz - No Hints | 0 | - | 4.98 | 94,665 |
| 10 Westernmost U.S. State Capitals | 0 | - | 4.90 | 47,933 |
| North American Capitals - Map Quiz | 0 | - | 4.87 | 57,151 |
| Top 10 Most-Visited U.S. States | 0 | - | 4.90 | 101,201 |
| All First-Level Subdivisions of North America on a Map | 0 | - | 4.97 | 63,200 |
| U.S. States with the Most Immigrants | 0 | - | 4.85 | 82,034 |
| Countries with American Expatriates | 0 | - | 4.53 | 42,494 |
| United States Country Quiz | 0 | - | 4.43 | 100,782 |
| Capitals of Canadian Provinces | 0 | - | 4.85 | 88,551 |
| Central American Countries | 0 | - | 4.98 | 155,240 |
| Caribbean / Lesser Antilles Map Quiz | 0 | - | 4.99 | 146,297 |
| Mexico States Map Quiz | 0 | - | 4.84 | 103,984 |
| States of Mexico | 0 | - | 4.95 | 173,854 |
| U.S. States with the Lowest Population Density | 0 | - | 4.92 | 93,660 |
| Countries Closest to the U. S. | 0 | - | 4.41 | 208,114 |
| Southernmost Major Cities in the U.S. | 0 | - | 4.43 | 36,485 |
| Countries Closest to Canada | 0 | - | 4.90 | 197,518 |
| Territories of the United States | 0 | - | 4.79 | 52,197 |
| Five Biggest Immigrant Groups by Decade in the US | 0 | - | 4.78 | 39,428 |
| South America Map Quiz | 0 | - | 5.00 | 1,542,465 |
| Flags of North and South America | 0 | - | 4.99 | 368,574 |
| Countries of Europe by Population | 0 | - | 4.98 | 178,549 |
| U.S Cities by African-American Population | 0 | - | 4.42 | 95,059 |
| 1M Cities by Proximity - United States | 0 | - | 4.56 | 149,883 |
| Biggest Cities in a Strip of the United States Map | 0 | - | 4.73 | 40,655 |
| Countries Closest to United States by Continent | 0 | - | 4.99 | 145,596 |
| Latin American Countries Map Quiz | 0 | - | 4.97 | 128,449 |
| United States Landmarks Map Quiz | 0 | - | 4.55 | 40,099 |
| Asian Countries Americans Travel to the Most | 0 | - | 4.75 | 59,712 |
| Busiest Air Routes from the U.S. | 0 | - | 4.46 | 76,665 |
| Top 10 Most Populous European Countries | 0 | - | 4.97 | 231,300 |
| Top 10 Most Populous Asian Countries | 0 | - | 4.96 | 182,251 |
| Top 10 Most Populous African Countries | 0 | - | 4.99 | 192,092 |
| Top 10 Most Densely-Populated Countries in Asia | 0 | - | 4.92 | 103,118 |
| Top 10 Asian Countries by Population Increase | 0 | - | 4.93 | 107,904 |
| Northernmost Major Cities in the U.S. | 0 | - | 4.38 | 48,589 |
| U.S. Cities with the Most Homeless People | 0 | - | 4.31 | 33,478 |
| U.S. Cities with the Highest Murder Rate | 0 | - | 4.55 | 137,959 |
| South America Capitals Quiz | 0 | - | 5.00 | 478,034 |
| American Countries with the Shortest Names | 0 | - | 4.96 | 120,460 |
| The Only American Country ... | 0 | - | 4.92 | 120,906 |
| Countries Closest to Alaska | 0 | - | 4.93 | 123,519 |
| Countries Closest to Maine | 0 | - | 4.84 | 66,569 |
| New England States | 0 | - | 4.51 | 59,722 |
| U.S. States by Land Area | 0 | - | 4.61 | 52,540 |
| Top 10 U.S. States by Inland Water Area | 0 | - | 4.53 | 37,903 |
| Add a Letter - Make a U.S. State | 0 | - | 4.72 | 82,423 |
| Top 10 Widest U.S. States East to West | 0 | - | 4.69 | 55,714 |
| Top 10 Tallest U.S. States North to South | 0 | - | 4.74 | 40,708 |
| U.S. States by Borders | 0 | - | 4.63 | 35,123 |
| 10 Easternmost U.S. States | 0 | - | 4.53 | 56,276 |
| The Only U.S. State ... #1 | 0 | - | 4.52 | 101,198 |
| 50 States, 50 Cities - Hard Version | 0 | - | 4.46 | 44,036 |
| U.S. States with the Most Expensive Home Prices | 0 | - | 4.48 | 99,371 |
| U.S. States with the Cheapest Home Prices | 0 | - | 4.70 | 32,831 |
| Top 10 Most African-American U.S. States | 0 | - | 4.46 | 74,457 |
| Top 10 Most Asian U.S. States | 0 | - | 4.80 | 74,940 |
| Top 10 Most Obese U.S. States | 0 | - | 4.54 | 81,236 |
| Top 10 Least Obese U.S. States | 0 | - | 4.75 | 73,461 |
| Top 10 Least-Educated U.S. States | 0 | - | 4.43 | 90,394 |
| Top 10 Most-Educated U.S. States | 0 | - | 4.48 | 84,446 |
| U.S. States with the Highest Rates of Homelessness | 0 | - | 4.43 | 52,197 |
| Top 10 Most White U.S. States | 0 | - | 4.49 | 81,982 |
| Top 10 Most German U.S. States | 0 | - | 4.48 | 59,666 |
| Countries Closest to United States A-Z | 0 | - | 4.82 | 117,590 |
| Belize Country Quiz | 0 | - | 4.85 | 20,837 |
| Europe Map Quiz | 0 | - | 5.00 | 4,737,369 |
| US States Quiz | 0 | - | 5.00 | 16,733,695 |
| Fastest Growing U.S. States Since 1960 | 0 | - | 4.48 | 75,846 |
| North America Cities by Map | 0 | - | 4.41 | 47,654 |
| Cities in U.S. History #1 | 0 | - | 4.31 | 45,100 |
| World Capitals by First Two Letters in 90 Seconds | 0 | - | 4.35 | 246,021 |
| Speed Capital to U.S. State | 0 | - | 4.46 | 113,579 |
| 10 Southernmost U.S. State Capitals | 0 | - | 4.51 | 38,937 |
| 10 Northernmost U.S. State Capitals | 0 | - | 4.57 | 35,675 |
| 10 Easternmost U.S. State Capitals | 0 | - | 4.50 | 34,555 |
| U.S. Suburbs Quiz | 0 | - | 4.47 | 18,350 |
| Top 10 Biggest Economies in the Americas | 0 | - | 4.93 | 91,207 |
| Brazil States Map Quiz | 0 | - | 4.85 | 47,509 |
| Largest United States Airlines | 0 | - | 4.39 | 54,875 |
| States of Brazil | 0 | - | 4.98 | 86,689 |
| All First-Level Subdivisions of South America on a Map | 0 | - | 4.92 | 53,149 |
| American Countries With No Atlantic Coastline | 0 | - | 4.94 | 92,003 |
| Canada Immigration by Country | 0 | - | 4.51 | 62,297 |
| Countries of South America with an Empty Map | 0 | - | 4.94 | 104,302 |
| U.S. States with the Highest Percentage of Farmland | 0 | - | 4.80 | 65,313 |
| U.S. States with the Lowest Percentage of Farmland | 0 | - | 4.74 | 55,059 |
| Top 10 U.S. States That Grow the Most Corn | 0 | - | 4.52 | 36,043 |
| Top 10 U.S. States with the Highest Elevation | 0 | - | 4.51 | 67,793 |
| U.S. States with the Lowest Average Elevation | 0 | - | 4.55 | 38,411 |
| U.S. States With the Highest Average Elevation | 0 | - | 4.61 | 32,682 |
| Top 10 U.S. States with the Lowest Life Expectancy | 0 | - | 4.67 | 44,989 |
| Caribbean Countries and Territories | 0 | - | 4.80 | 112,410 |
| Canada Country Quiz | 0 | - | 4.55 | 131,883 |
| East Asia Map Quiz | 0 | - | 4.99 | 1,442,272 |
| Oceania Map Quiz | 0 | - | 4.98 | 636,539 |
| Africa Map Quiz | 0 | - | 5.00 | 2,106,721 |
| Asia Map Quiz | 0 | - | 4.99 | 908,498 |
| Canada Cities Map Quiz | 0 | - | 4.63 | 123,731 |
| All 3,143 Counties of the United States on a Map | 0 | - | 4.97 | 328,816 |
| Europe by Borders in 30 Seconds | 0 | - | 4.98 | 425,756 |
| U.S. States with the Highest Population Density | 0 | - | 4.47 | 68,293 |
| Westernmost Cities in the U.S. | 0 | - | 4.36 | 16,416 |
| Nordic Countries and Capitals | 0 | - | 4.95 | 83,183 |
| Random European Capital to Country | 0 | - | 4.98 | 189,469 |
| Random European Country to Capital | 0 | - | 4.92 | 147,650 |
| Random Asian Country to Capital | 0 | - | 4.92 | 95,499 |
| Random Asian Capital to Country | 0 | - | 4.97 | 101,580 |
| Random African Capital to Country | 0 | - | 4.97 | 99,840 |
| Random African Country to Capital | 0 | - | 4.94 | 70,332 |
| Top 10 American Countries by Coastline | 0 | - | 4.96 | 88,124 |
| Top 10 Richest Countries in the Americas | 0 | - | 4.90 | 77,388 |
| U.S. Cities by Picture #1 | 0 | - | 4.37 | 34,390 |
| Cities by Picture #2 | 0 | - | 4.19 | 34,975 |
| USA Tourist Attractions by Description #1 | 0 | - | 4.14 | 27,056 |
| Countries Across the Ocean from the U.S. | 0 | - | 3.94 | 32,043 |
| US States with an Empty Map | 0 | - | 5.00 | 619,869 |
| Last 10 U.S. States Alphabetically | 0 | - | 4.35 | 74,647 |
| Top 10 Least Populous U.S. State Capitals | 0 | - | 4.52 | 21,474 |
| Flyover States | 0 | - | 4.52 | 29,421 |
| U.S. States With Double Letters | 0 | - | 4.54 | 23,959 |
| U.S. States Bigger than Their Neighbors | 0 | - | 4.27 | 75,879 |
| 50 States, 50 Cities - Easy Version | 0 | - | 4.39 | 128,065 |
| U.S. States with the Most Gun Ownership | 0 | - | 4.44 | 29,602 |
| U.S. States with Oldest Median Age | 0 | - | 4.33 | 42,412 |
| Top 10 U.S. States with the Longest Commutes | 0 | - | 4.28 | 44,195 |
| US States with the Most Executions | 0 | - | 4.51 | 26,356 |
| Top 10 U.S. States with the Most Lighthouses | 0 | - | 4.61 | 28,950 |
| Top 10 Least-Forested U.S. States | 0 | - | 4.50 | 46,356 |
| Top 10 Least White U.S. States | 0 | - | 4.17 | 47,685 |
| U.S. Landmarks Picture Quiz | 0 | - | 4.26 | 14,676 |
| Which Island in the United States? | 0 | - | 4.29 | 29,230 |
| U.S. Cities with the Biggest Economies | 0 | - | 4.84 | 72,218 |
| Africa Capitals Quiz | 0 | - | 4.99 | 731,784 |
| Asia Capitals Quiz | 0 | - | 4.98 | 687,303 |
| US State Capitals by Proximity in 30 Seconds | 0 | - | 4.17 | 128,928 |
| US State Capitals by First Two Letters in 45 seconds | 0 | - | 4.09 | 58,057 |
| U.S State Capitals on the Sea | 0 | - | 4.53 | 26,134 |
| Countries That Use the Euro | 0 | - | 4.95 | 103,408 |
| Landlocked Countries in Africa | 0 | - | 4.99 | 45,972 |
| 10 Easternmost Countries in Europe | 0 | - | 4.89 | 113,887 |
| The Only European Country ... | 0 | - | 4.91 | 214,382 |
| Mediterranean Countries Quiz | 0 | - | 4.99 | 210,541 |
| European Countries NOT in NATO | 0 | - | 4.87 | 59,892 |
| Countries with Territorial Claims in Antarctica | 0 | - | 4.94 | 92,357 |
| Countries of Africa | 0 | - | 5.00 | 2,513,168 |
| Most-Visited Countries by Canadians | 0 | - | 4.77 | 39,139 |
| Middle East Map Quiz | 0 | - | 4.99 | 1,377,398 |
| Oceanian Capitals - Map Quiz | 0 | - | 4.95 | 49,997 |
| South and Central Asia Map Quiz | 0 | - | 4.93 | 97,814 |
| Western Africa Map Quiz | 0 | - | 4.97 | 73,122 |
| Australia Map Quiz | 0 | - | 4.94 | 342,805 |
| Europe Cities Map Quiz | 0 | - | 4.99 | 362,702 |
| 10 Longest Rivers in the United States | 0 | - | 4.85 | 38,861 |
| African East Coast | 0 | - | 4.96 | 95,234 |
| Canadian Geography on the Map | 0 | - | 4.55 | 26,215 |
| 10 U.S. States with the Most Valuable Crops | 0 | - | 4.41 | 29,507 |
| U.S. States or European Countries by Area | 0 | - | 4.95 | 94,972 |
| U.S. States with the Lowest HDI | 0 | - | 4.46 | 28,786 |
| Louisiana Purchase with a Map | 0 | - | 4.96 | 47,771 |
| U.S. States or European Countries by Population | 0 | - | 4.97 | 132,170 |
| Which U.S. State - Multiple Choice | 0 | - | 4.48 | 20,221 |
| Top 10 U.S. States with the Highest Life Expectancy | 0 | - | 4.33 | 41,591 |
