| United States Map Quiz | 0 | - | 4.98 | 4,169,638 |
| Total United States Immigration by Country | 0 | - | 4.91 | 112,278 |
| "Do Not Travel" Countries for U.S. Citizens | 0 | - | 4.97 | 246,117 |
| Most-Visited Countries by Americans | 0 | - | 4.86 | 110,421 |
| Countries that Visit the United States the Most | 0 | - | 4.96 | 92,359 |
| U.S. Cities with the Most International Tourists | 0 | - | 4.88 | 75,877 |
| U.S. State Border Crossings | 0 | - | 4.97 | 96,831 |
| Countries that Beat the United States | 0 | - | 4.93 | 168,511 |
| States of the U.S. in Alphabetical Order | 0 | - | 4.98 | 368,464 |
| Most-Visited U.S. Cities | 0 | - | 4.85 | 94,784 |
| Every U.S. Metro Area on a Map | 0 | - | 4.97 | 82,540 |
| Name the U.S. National Parks | 0 | - | 4.86 | 60,412 |
| Countries of North America Quiz | 0 | - | 5.00 | 1,030,179 |
| Canada Provinces Map Quiz | 0 | - | 4.99 | 644,119 |
| Canada Provinces and Territories | 0 | - | 5.00 | 345,702 |
| Pixelated United States Map | 0 | - | 4.88 | 94,742 |
| The 13 Colonies Quiz | 0 | - | 4.97 | 118,951 |
| U.S. States with the Letter Y | 0 | - | 4.86 | 112,172 |
| 10 Southernmost U.S. States | 0 | - | 4.89 | 114,193 |
| U.S. States with Short Names | 0 | - | 4.91 | 150,237 |
| U.S. States that Start with M | 0 | - | 4.93 | 188,237 |
| U.S. States By Population | 0 | - | 4.92 | 154,073 |
| U.S. States that Start with N | 0 | - | 4.95 | 172,128 |
| U.S. States with Longest Names | 0 | - | 4.85 | 44,832 |
| 10 Northernmost U.S. States | 0 | - | 4.90 | 83,009 |
| 10 Westernmost U.S. States | 0 | - | 4.95 | 64,503 |
| The Only Remaining U.S. State . . . | 0 | - | 4.93 | 66,030 |
| Top 10 Largest U.S. States by Area | 0 | - | 4.95 | 160,605 |
| Top 10 Smallest U.S. States by Area | 0 | - | 4.98 | 178,146 |
| Top 10 Poorest U.S. States by Median Income | 0 | - | 4.86 | 125,621 |
| U.S. States with the Highest Percentage of Hispanics | 0 | - | 4.85 | 69,794 |
| Top 10 Newest U.S. States | 0 | - | 4.85 | 86,609 |
| Central America and Caribbean Map Quiz | 0 | - | 4.90 | 904,624 |
| Top 10 Least Populous U.S. States | 0 | - | 4.94 | 192,520 |
| Top 10 Most Populous U.S. States | 0 | - | 4.97 | 177,794 |
| Most Guessed U.S. Cities | 0 | - | 4.89 | 106,882 |
| North America Capitals Quiz | 0 | - | 4.99 | 221,857 |
| US State Capitals Quiz - No Hints | 0 | - | 4.98 | 95,573 |
| 10 Westernmost U.S. State Capitals | 0 | - | 4.90 | 48,284 |
| North American Capitals - Map Quiz | 0 | - | 4.88 | 58,727 |
| Top 10 Most-Visited U.S. States | 0 | - | 4.90 | 102,376 |
| All First-Level Subdivisions of North America on a Map | 0 | - | 4.97 | 64,885 |
| U.S. States with the Most Immigrants | 0 | - | 4.85 | 82,976 |
| Countries with American Expatriates | 0 | - | 4.53 | 42,662 |
| United States Country Quiz | 0 | - | 4.43 | 102,114 |
| Capitals of Canadian Provinces | 0 | - | 4.85 | 89,590 |
| Central American Countries | 0 | - | 4.98 | 157,217 |
| Caribbean Countries and Territories | 0 | - | 4.81 | 113,499 |
| Caribbean / Lesser Antilles Map Quiz | 0 | - | 4.99 | 150,100 |
| Mexico States Map Quiz | 0 | - | 4.84 | 105,529 |
| States of Mexico | 0 | - | 4.96 | 177,971 |
| U.S. States with the Lowest Population Density | 0 | - | 4.92 | 94,127 |
| Countries Closest to the U. S. | 0 | - | 4.41 | 210,374 |
| Southernmost Major Cities in the U.S. | 0 | - | 4.43 | 36,677 |
| Most-Visited Countries by Canadians | 0 | - | 4.83 | 39,583 |
| Countries Closest to Canada | 0 | - | 4.91 | 199,009 |
| Territories of the United States | 0 | - | 4.80 | 52,595 |
| Five Biggest Immigrant Groups by Decade in the US | 0 | - | 4.79 | 39,850 |
| South America Map Quiz | 0 | - | 5.00 | 1,555,458 |
| Flags of North and South America | 0 | - | 4.99 | 376,394 |
| Countries of Europe by Population | 0 | - | 4.98 | 182,676 |
| U.S Cities by African-American Population | 0 | - | 4.42 | 95,563 |
| 1M Cities by Proximity - United States | 0 | - | 4.63 | 151,716 |
| Biggest Cities in a Strip of the United States Map | 0 | - | 4.74 | 41,167 |
| Countries Closest to United States by Continent | 0 | - | 4.99 | 147,091 |
| Latin American Countries Map Quiz | 0 | - | 4.97 | 130,531 |
| United States Landmarks Map Quiz | 0 | - | 4.55 | 40,266 |
| Asian Countries Americans Travel to the Most | 0 | - | 4.75 | 60,179 |
| Busiest Air Routes from the U.S. | 0 | - | 4.46 | 77,039 |
| Top 10 Most Populous European Countries | 0 | - | 4.97 | 234,200 |
| Top 10 Most Populous Asian Countries | 0 | - | 4.97 | 184,886 |
| Top 10 Most Populous African Countries | 0 | - | 4.99 | 194,566 |
| Top 10 Most Densely-Populated Countries in Asia | 0 | - | 4.92 | 104,775 |
| Top 10 Asian Countries by Population Increase | 0 | - | 4.93 | 108,792 |
| Northernmost Major Cities in the U.S. | 0 | - | 4.38 | 48,917 |
| U.S. Cities with the Most Homeless People | 0 | - | 4.31 | 33,618 |
| U.S. Cities with the Highest Murder Rate | 0 | - | 4.55 | 138,969 |
| South America Capitals Quiz | 0 | - | 5.00 | 484,541 |
| American Countries with the Shortest Names | 0 | - | 4.96 | 121,590 |
| The Only American Country ... | 0 | - | 4.92 | 122,144 |
| Countries Closest to Alaska | 0 | - | 4.93 | 125,027 |
| Countries Closest to Maine | 0 | - | 4.85 | 67,533 |
| New England States | 0 | - | 4.51 | 59,888 |
| U.S. States by Land Area | 0 | - | 4.55 | 53,027 |
| Top 10 U.S. States by Inland Water Area | 0 | - | 4.53 | 38,106 |
| Add a Letter - Make a U.S. State | 0 | - | 4.70 | 83,093 |
| Top 10 Widest U.S. States East to West | 0 | - | 4.70 | 56,256 |
| Top 10 Tallest U.S. States North to South | 0 | - | 4.75 | 41,120 |
| U.S. States by Borders | 0 | - | 4.62 | 35,455 |
| 10 Easternmost U.S. States | 0 | - | 4.53 | 56,667 |
| The Only U.S. State ... #1 | 0 | - | 4.52 | 102,305 |
| 50 States, 50 Cities - Hard Version | 0 | - | 4.46 | 44,426 |
| U.S. States with the Most Expensive Home Prices | 0 | - | 4.48 | 99,898 |
| U.S. States with the Cheapest Home Prices | 0 | - | 4.74 | 33,206 |
| Top 10 Most African-American U.S. States | 0 | - | 4.46 | 74,815 |
| Top 10 Most Asian U.S. States | 0 | - | 4.80 | 75,438 |
| Top 10 Most Obese U.S. States | 0 | - | 4.54 | 81,496 |
| Top 10 Least Obese U.S. States | 0 | - | 4.75 | 73,839 |
| Top 10 Least-Educated U.S. States | 0 | - | 4.43 | 91,309 |
| Top 10 Most-Educated U.S. States | 0 | - | 4.48 | 85,228 |
| U.S. States with the Highest Rates of Homelessness | 0 | - | 4.43 | 52,559 |
| Top 10 Most White U.S. States | 0 | - | 4.49 | 82,994 |
| Top 10 Most German U.S. States | 0 | - | 4.48 | 60,236 |
| Countries Closest to United States A-Z | 0 | - | 4.82 | 118,635 |
| Belize Country Quiz | 0 | - | 4.85 | 21,073 |
| Europe Map Quiz | 0 | - | 5.00 | 4,784,172 |
| US States Quiz | 0 | - | 5.00 | 16,978,963 |
| Fastest Growing U.S. States Since 1960 | 0 | - | 4.48 | 76,309 |
| North America Cities by Map | 0 | - | 4.41 | 47,923 |
| Cities in U.S. History #1 | 0 | - | 4.31 | 45,505 |
| World Capitals by First Two Letters in 90 Seconds | 0 | - | 4.35 | 246,759 |
| Speed Capital to U.S. State | 0 | - | 4.46 | 114,558 |
| 10 Southernmost U.S. State Capitals | 0 | - | 4.51 | 39,121 |
| 10 Northernmost U.S. State Capitals | 0 | - | 4.57 | 35,851 |
| 10 Easternmost U.S. State Capitals | 0 | - | 4.50 | 34,774 |
| U.S. Suburbs Quiz | 0 | - | 4.47 | 18,433 |
| Top 10 Biggest Economies in the Americas | 0 | - | 4.94 | 92,758 |
| Brazil States Map Quiz | 0 | - | 4.86 | 48,514 |
| Largest United States Airlines | 0 | - | 4.39 | 55,139 |
| States of Brazil | 0 | - | 4.97 | 89,492 |
| All First-Level Subdivisions of South America on a Map | 0 | - | 4.92 | 54,689 |
| American Countries With No Atlantic Coastline | 0 | - | 4.94 | 92,756 |
| Canada Immigration by Country | 0 | - | 4.51 | 62,843 |
| Countries of South America with an Empty Map | 0 | - | 4.94 | 105,406 |
| U.S. States with the Highest Percentage of Farmland | 0 | - | 4.80 | 65,608 |
| U.S. States with the Lowest Percentage of Farmland | 0 | - | 4.74 | 55,318 |
| Top 10 U.S. States That Grow the Most Corn | 0 | - | 4.52 | 36,254 |
| Top 10 U.S. States with the Highest Elevation | 0 | - | 4.51 | 67,970 |
| U.S. States with the Lowest Average Elevation | 0 | - | 4.55 | 38,564 |
| U.S. States With the Highest Average Elevation | 0 | - | 4.61 | 32,832 |
| Top 10 U.S. States with the Lowest Life Expectancy | 0 | - | 4.61 | 45,247 |
| Canada Country Quiz | 0 | - | 4.55 | 132,975 |
| East Asia Map Quiz | 0 | - | 4.99 | 1,451,621 |
| Oceania Map Quiz | 0 | - | 4.98 | 658,643 |
| Africa Map Quiz | 0 | - | 5.00 | 2,127,353 |
| Asia Map Quiz | 0 | - | 4.99 | 924,164 |
| Canada Cities Map Quiz | 0 | - | 4.64 | 124,558 |
| All 3,143 Counties of the United States on a Map | 0 | - | 4.97 | 335,012 |
| Europe by Borders in 30 Seconds | 0 | - | 4.98 | 430,540 |
| U.S. States with the Highest Population Density | 0 | - | 4.47 | 68,471 |
| Westernmost Cities in the U.S. | 0 | - | 4.37 | 16,492 |
| Nordic Countries and Capitals | 0 | - | 4.95 | 84,005 |
| Random European Capital to Country | 0 | - | 4.98 | 192,020 |
| Random European Country to Capital | 0 | - | 4.93 | 165,796 |
| Random Asian Country to Capital | 0 | - | 4.92 | 96,942 |
| Random Asian Capital to Country | 0 | - | 4.97 | 103,353 |
| Random African Capital to Country | 0 | - | 4.97 | 101,256 |
| Random African Country to Capital | 0 | - | 4.95 | 71,693 |
| Top 10 American Countries by Coastline | 0 | - | 4.96 | 88,582 |
| Top 10 Richest Countries in the Americas | 0 | - | 4.94 | 94,214 |
| U.S. Cities by Picture #1 | 0 | - | 4.36 | 34,709 |
| Cities by Picture #2 | 0 | - | 4.19 | 35,278 |
| USA Tourist Attractions by Description #1 | 0 | - | 4.14 | 27,183 |
| Countries Across the Ocean from the U.S. | 0 | - | 3.95 | 32,325 |
| US States with an Empty Map | 0 | - | 5.00 | 628,082 |
| Last 10 U.S. States Alphabetically | 0 | - | 4.35 | 75,038 |
| Top 10 Least Populous U.S. State Capitals | 0 | - | 4.52 | 21,561 |
| Flyover States | 0 | - | 4.53 | 29,585 |
| U.S. States With Double Letters | 0 | - | 4.55 | 24,242 |
| U.S. States Bigger than Their Neighbors | 0 | - | 4.28 | 76,372 |
| 50 States, 50 Cities - Easy Version | 0 | - | 4.39 | 128,933 |
| U.S. States with the Most Gun Ownership | 0 | - | 4.45 | 29,782 |
| U.S. States with Oldest Median Age | 0 | - | 4.33 | 42,699 |
| Top 10 U.S. States with the Longest Commutes | 0 | - | 4.28 | 44,517 |
| US States with the Most Executions | 0 | - | 4.51 | 26,422 |
| Top 10 U.S. States with the Most Lighthouses | 0 | - | 4.61 | 29,149 |
| Top 10 Least-Forested U.S. States | 0 | - | 4.50 | 46,661 |
| Top 10 Least White U.S. States | 0 | - | 4.17 | 48,237 |
| U.S. Landmarks Picture Quiz | 0 | - | 4.27 | 14,812 |
| Which Island in the United States? | 0 | - | 4.29 | 29,746 |
| U.S. Cities with the Biggest Economies | 0 | - | 4.83 | 73,352 |
| Africa Capitals Quiz | 0 | - | 4.99 | 742,977 |
| Asia Capitals Quiz | 0 | - | 4.98 | 698,040 |
| US State Capitals by Proximity in 30 Seconds | 0 | - | 4.17 | 129,731 |
| US State Capitals by First Two Letters in 45 seconds | 0 | - | 4.09 | 58,224 |
| U.S State Capitals on the Sea | 0 | - | 4.53 | 26,249 |
| Countries That Use the Euro | 0 | - | 4.95 | 106,542 |
| Landlocked Countries in Africa | 0 | - | 4.99 | 47,733 |
| 10 Easternmost Countries in Europe | 0 | - | 4.87 | 116,927 |
| The Only European Country ... | 0 | - | 4.91 | 218,674 |
| Mediterranean Countries Quiz | 0 | - | 4.99 | 213,707 |
| European Countries NOT in NATO | 0 | - | 4.91 | 62,353 |
| Countries with Territorial Claims in Antarctica | 0 | - | 4.94 | 92,879 |
| Countries of Africa | 0 | - | 5.00 | 2,556,155 |
| Middle East Map Quiz | 0 | - | 4.99 | 1,386,773 |
| Oceanian Capitals - Map Quiz | 0 | - | 4.96 | 51,372 |
| South and Central Asia Map Quiz | 0 | - | 4.94 | 99,828 |
| Western Africa Map Quiz | 0 | - | 4.97 | 74,503 |
| Australia Map Quiz | 0 | - | 4.95 | 345,993 |
| Europe Cities Map Quiz | 0 | - | 4.99 | 365,993 |
| 10 Longest Rivers in the United States | 0 | - | 4.85 | 39,361 |
| African East Coast | 0 | - | 4.96 | 96,669 |
| Canadian Geography on the Map | 0 | - | 4.55 | 26,422 |
| 10 U.S. States with the Most Valuable Crops | 0 | - | 4.41 | 29,627 |
| U.S. States or European Countries by Area | 0 | - | 4.95 | 96,930 |
| U.S. States with the Lowest HDI | 0 | - | 4.47 | 28,925 |
| Louisiana Purchase with a Map | 0 | - | 4.96 | 49,194 |
| U.S. States or European Countries by Population | 0 | - | 4.97 | 134,053 |
| Which U.S. State - Multiple Choice | 0 | - | 4.48 | 20,356 |
| Top 10 U.S. States with the Highest Life Expectancy | 0 | - | 4.33 | 41,729 |
