| United States Map Quiz | 0 | - | 4.98 | 4,168,762 |
| Total United States Immigration by Country | 0 | - | 4.91 | 112,225 |
| "Do Not Travel" Countries for U.S. Citizens | 0 | - | 4.97 | 245,983 |
| Most-Visited Countries by Americans | 0 | - | 4.86 | 110,362 |
| Countries that Visit the United States the Most | 0 | - | 4.96 | 92,315 |
| Countries that Beat the United States | 0 | - | 4.93 | 168,428 |
| U.S. Cities with the Most International Tourists | 0 | - | 4.88 | 75,849 |
| U.S. State Border Crossings | 0 | - | 4.97 | 96,802 |
| States of the U.S. in Alphabetical Order | 0 | - | 4.98 | 368,390 |
| Most-Visited U.S. Cities | 0 | - | 4.85 | 94,725 |
| Every U.S. Metro Area on a Map | 0 | - | 4.97 | 82,384 |
| Name the U.S. National Parks | 0 | - | 4.86 | 60,387 |
| Countries of North America Quiz | 0 | - | 5.00 | 1,029,622 |
| Canada Provinces Map Quiz | 0 | - | 4.99 | 643,495 |
| Canada Provinces and Territories | 0 | - | 5.00 | 345,470 |
| Pixelated United States Map | 0 | - | 4.88 | 94,710 |
| The 13 Colonies Quiz | 0 | - | 4.97 | 118,901 |
| U.S. States with the Letter Y | 0 | - | 4.85 | 112,129 |
| 10 Southernmost U.S. States | 0 | - | 4.89 | 114,127 |
| U.S. States with Short Names | 0 | - | 4.91 | 150,165 |
| U.S. States that Start with M | 0 | - | 4.93 | 188,155 |
| U.S. States By Population | 0 | - | 4.92 | 154,033 |
| U.S. States that Start with N | 0 | - | 4.95 | 172,077 |
| U.S. States with Longest Names | 0 | - | 4.84 | 44,804 |
| 10 Northernmost U.S. States | 0 | - | 4.90 | 82,978 |
| U.S. States with a Unique First Letter | 0 | - | 4.96 | 88,772 |
| 10 Westernmost U.S. States | 0 | - | 4.95 | 64,482 |
| The Only Remaining U.S. State . . . | 0 | - | 4.93 | 66,002 |
| Top 10 Largest U.S. States by Area | 0 | - | 4.95 | 160,553 |
| Top 10 Smallest U.S. States by Area | 0 | - | 4.98 | 178,117 |
| Top 10 Poorest U.S. States by Median Income | 0 | - | 4.86 | 125,595 |
| U.S. States with the Highest Percentage of Hispanics | 0 | - | 4.85 | 69,780 |
| Top 10 Newest U.S. States | 0 | - | 4.85 | 86,593 |
| Top 10 U.S. States Where the Rent is Too Dang High | 0 | - | 4.85 | 67,928 |
| Most Mentioned Enemies of the USA | 0 | - | 4.77 | 175,989 |
| Top 10 Least Populous U.S. States | 0 | - | 4.94 | 192,471 |
| Top 10 Most Populous U.S. States | 0 | - | 4.97 | 177,617 |
| Most Guessed U.S. Cities | 0 | - | 4.89 | 106,836 |
| North America Capitals Quiz | 0 | - | 4.99 | 221,720 |
| US State Capitals Quiz - No Hints | 0 | - | 4.98 | 95,534 |
| 10 Westernmost U.S. State Capitals | 0 | - | 4.90 | 48,269 |
| Central America and Caribbean Map Quiz | 0 | - | 4.89 | 904,455 |
| North American Capitals - Map Quiz | 0 | - | 4.88 | 58,697 |
| Top 10 Most-Visited U.S. States | 0 | - | 4.90 | 102,340 |
| All First-Level Subdivisions of North America on a Map | 0 | - | 4.97 | 64,786 |
| U.S. States with the Most Immigrants | 0 | - | 4.85 | 82,956 |
| Countries with American Expatriates | 0 | - | 4.53 | 42,656 |
| United States Country Quiz | 0 | - | 4.43 | 102,064 |
| Capitals of Canadian Provinces | 0 | - | 4.85 | 89,512 |
| Central American Countries | 0 | - | 4.98 | 157,175 |
| Caribbean Countries and Territories | 0 | - | 4.81 | 113,193 |
| Caribbean / Lesser Antilles Map Quiz | 0 | - | 4.99 | 149,992 |
| Mexico States Map Quiz | 0 | - | 4.84 | 105,487 |
| States of Mexico | 0 | - | 4.96 | 177,815 |
| U.S. States with the Lowest Population Density | 0 | - | 4.92 | 94,110 |
| Countries Closest to the U. S. | 0 | - | 4.41 | 210,324 |
| Southernmost Major Cities in the U.S. | 0 | - | 4.43 | 36,674 |
| Most-Visited Countries by Canadians | 0 | - | 4.83 | 39,564 |
| Countries Closest to Canada | 0 | - | 4.91 | 198,954 |
| Territories of the United States | 0 | - | 4.80 | 52,579 |
| Five Biggest Immigrant Groups by Decade in the US | 0 | - | 4.79 | 39,841 |
| Countries of Europe by Population | 0 | - | 4.98 | 182,546 |
| U.S Cities by African-American Population | 0 | - | 4.42 | 95,543 |
| 1M Cities by Proximity - United States | 0 | - | 4.63 | 151,671 |
| Biggest Cities in a Strip of the United States Map | 0 | - | 4.74 | 41,156 |
| Cities on Route 66 on a Map | 0 | - | 4.53 | 33,265 |
| Countries Closest to United States by Continent | 0 | - | 4.99 | 147,047 |
| South America Map Quiz | 0 | - | 5.00 | 1,554,815 |
| Latin American Countries Map Quiz | 0 | - | 4.97 | 130,486 |
| United States Landmarks Map Quiz | 0 | - | 4.55 | 40,265 |
| Flags of North and South America | 0 | - | 4.99 | 376,167 |
| Asian Countries Americans Travel to the Most | 0 | - | 4.75 | 60,165 |
| Busiest Air Routes from the U.S. | 0 | - | 4.46 | 77,035 |
| South America Capitals Quiz | 0 | - | 5.00 | 484,267 |
| Countries Closest to Alaska | 0 | - | 4.93 | 124,979 |
| Countries Closest to Maine | 0 | - | 4.85 | 67,500 |
| Top 10 Most Populous European Countries | 0 | - | 4.97 | 234,115 |
| Top 10 Most Populous Asian Countries | 0 | - | 4.97 | 184,822 |
| Top 10 Most Populous African Countries | 0 | - | 4.99 | 194,488 |
| Top 10 Most Densely-Populated Countries in Asia | 0 | - | 4.92 | 104,740 |
| Top 10 Asian Countries by Population Increase | 0 | - | 4.93 | 108,771 |
| Northernmost Major Cities in the U.S. | 0 | - | 4.38 | 48,910 |
| U.S. Cities with the Most Homeless People | 0 | - | 4.31 | 33,614 |
| U.S. Cities with the Highest Murder Rate | 0 | - | 4.55 | 138,944 |
| American Countries with the Shortest Names | 0 | - | 4.96 | 121,556 |
| The Only American Country ... | 0 | - | 4.92 | 122,103 |
| Belize Country Quiz | 0 | - | 4.85 | 21,064 |
| US States Quiz | 0 | - | 5.00 | 16,971,065 |
| New England States | 0 | - | 4.51 | 59,882 |
| U.S. States by Land Area | 0 | - | 4.63 | 53,016 |
| Top 10 U.S. States by Inland Water Area | 0 | - | 4.53 | 38,101 |
| Add a Letter - Make a U.S. State | 0 | - | 4.70 | 83,067 |
| Top 10 Widest U.S. States East to West | 0 | - | 4.70 | 56,243 |
| Top 10 Tallest U.S. States North to South | 0 | - | 4.75 | 41,102 |
| U.S. States by Borders | 0 | - | 4.62 | 35,444 |
| Which U.S. State - Multiple Choice | 0 | - | 4.48 | 20,353 |
| 10 Easternmost U.S. States | 0 | - | 4.53 | 56,657 |
| The Only U.S. State ... #1 | 0 | - | 4.52 | 102,286 |
| 50 States, 50 Cities - Hard Version | 0 | - | 4.46 | 44,411 |
| U.S. States with the Most Expensive Home Prices | 0 | - | 4.48 | 99,885 |
| U.S. States with the Cheapest Home Prices | 0 | - | 4.74 | 33,193 |
| Top 10 Most African-American U.S. States | 0 | - | 4.46 | 74,808 |
| Top 10 Most Asian U.S. States | 0 | - | 4.80 | 75,411 |
| Top 10 Most Obese U.S. States | 0 | - | 4.54 | 81,486 |
| Top 10 Least Obese U.S. States | 0 | - | 4.75 | 73,828 |
| Top 10 Least-Educated U.S. States | 0 | - | 4.43 | 91,285 |
| Top 10 Most-Educated U.S. States | 0 | - | 4.48 | 85,202 |
| U.S. States with the Highest Rates of Homelessness | 0 | - | 4.43 | 52,553 |
| Top 10 Most White U.S. States | 0 | - | 4.49 | 82,972 |
| Top 10 Most German U.S. States | 0 | - | 4.48 | 60,215 |
| Slowest Growing U.S. States Since 1960 | 0 | - | 4.43 | 47,055 |
| Fastest Growing U.S. States Since 1960 | 0 | - | 4.48 | 76,300 |
| North America Cities by Map | 0 | - | 4.41 | 47,914 |
| Speed Capital to U.S. State | 0 | - | 4.45 | 114,266 |
| 10 Southernmost U.S. State Capitals | 0 | - | 4.51 | 39,115 |
| 10 Northernmost U.S. State Capitals | 0 | - | 4.57 | 35,843 |
| 10 Easternmost U.S. State Capitals | 0 | - | 4.50 | 34,768 |
| Countries Closest to United States A-Z | 0 | - | 4.82 | 118,591 |
| Europe Map Quiz | 0 | - | 5.00 | 4,782,470 |
| Canada Immigration by Country | 0 | - | 4.51 | 62,826 |
| U.S. States with the Highest Percentage of Farmland | 0 | - | 4.80 | 65,599 |
| U.S. States with the Lowest Percentage of Farmland | 0 | - | 4.74 | 55,310 |
| Top 10 U.S. States That Grow the Most Corn | 0 | - | 4.52 | 36,248 |
| Top 10 U.S. States with the Highest Elevation | 0 | - | 4.51 | 67,956 |
| U.S. States with the Lowest Average Elevation | 0 | - | 4.55 | 38,560 |
| U.S. States With the Highest Average Elevation | 0 | - | 4.61 | 32,827 |
| Top 10 U.S. States with the Lowest Life Expectancy | 0 | - | 4.61 | 45,242 |
| Cities in U.S. History #1 | 0 | - | 4.31 | 45,503 |
| World Capitals by First Two Letters in 90 Seconds | 0 | - | 4.35 | 246,721 |
| U.S. Suburbs Quiz | 0 | - | 4.47 | 18,433 |
| Top 10 Biggest Economies in the Americas | 0 | - | 4.94 | 92,706 |
| Brazil States Map Quiz | 0 | - | 4.86 | 48,489 |
| Largest United States Airlines | 0 | - | 4.39 | 55,133 |
| States of Brazil | 0 | - | 4.97 | 89,375 |
| All First-Level Subdivisions of South America on a Map | 0 | - | 4.92 | 54,634 |
| All 3,143 Counties of the United States on a Map | 0 | - | 4.97 | 334,829 |
| American Countries With No Atlantic Coastline | 0 | - | 4.94 | 92,728 |
| Countries of South America with an Empty Map | 0 | - | 4.94 | 105,361 |
| U.S. States with the Highest Population Density | 0 | - | 4.47 | 68,466 |
| Nordic Countries and Capitals | 0 | - | 4.95 | 83,987 |
| Random European Capital to Country | 0 | - | 4.98 | 191,944 |
| Random European Country to Capital | 0 | - | 4.93 | 165,727 |
| Random Asian Country to Capital | 0 | - | 4.92 | 96,917 |
| Random Asian Capital to Country | 0 | - | 4.97 | 103,328 |
| Random African Capital to Country | 0 | - | 4.97 | 101,193 |
| Random African Country to Capital | 0 | - | 4.95 | 71,659 |
| Top 10 American Countries by Coastline | 0 | - | 4.96 | 88,571 |
| Top 10 Richest Countries in the Americas | 0 | - | 4.94 | 92,474 |
| Canada Country Quiz | 0 | - | 4.55 | 132,938 |
| East Asia Map Quiz | 0 | - | 4.99 | 1,451,414 |
| Oceania Map Quiz | 0 | - | 4.98 | 658,362 |
| Africa Map Quiz | 0 | - | 5.00 | 2,126,707 |
| Asia Map Quiz | 0 | - | 4.99 | 923,688 |
| Canada Cities Map Quiz | 0 | - | 4.64 | 124,528 |
| U.S. Cities by Picture #1 | 0 | - | 4.36 | 34,699 |
| Cities by Picture #2 | 0 | - | 4.19 | 35,269 |
| Europe by Borders in 30 Seconds | 0 | - | 4.98 | 430,404 |
| Last 10 U.S. States Alphabetically | 0 | - | 4.35 | 75,016 |
| Top 10 Least Populous U.S. State Capitals | 0 | - | 4.52 | 21,558 |
| Flyover States | 0 | - | 4.52 | 29,579 |
| U.S. States With Double Letters | 0 | - | 4.55 | 24,233 |
| U.S. States Bigger than Their Neighbors | 0 | - | 4.28 | 76,362 |
| 50 States, 50 Cities - Easy Version | 0 | - | 4.39 | 128,910 |
| U.S. States with the Most Gun Ownership | 0 | - | 4.45 | 29,773 |
| U.S. States with Oldest Median Age | 0 | - | 4.33 | 42,690 |
| Top 10 U.S. States with the Longest Commutes | 0 | - | 4.28 | 44,507 |
| US States with the Most Executions | 0 | - | 4.51 | 26,421 |
| Top 10 U.S. States with the Most Lighthouses | 0 | - | 4.61 | 29,144 |
| Top 10 Least White U.S. States | 0 | - | 4.17 | 48,217 |
| Westernmost Cities in the U.S. | 0 | - | 4.37 | 16,490 |
| U.S. Cities with the Biggest Economies | 0 | - | 4.83 | 73,303 |
| US State Capitals by Proximity in 30 Seconds | 0 | - | 4.17 | 129,713 |
| US State Capitals by First Two Letters in 45 seconds | 0 | - | 4.09 | 58,218 |
| U.S State Capitals on the Sea | 0 | - | 4.53 | 26,241 |
| USA Tourist Attractions by Description #1 | 0 | - | 4.14 | 27,181 |
| 10 Longest Rivers in the United States | 0 | - | 4.85 | 39,353 |
| Countries Across the Ocean from the U.S. | 0 | - | 3.95 | 32,323 |
| US States with an Empty Map | 0 | - | 5.00 | 627,801 |
| 10 U.S. States with the Most Valuable Crops | 0 | - | 4.41 | 29,624 |
| U.S. States or European Countries by Area | 0 | - | 4.95 | 96,863 |
| U.S. States with the Lowest HDI | 0 | - | 4.47 | 28,922 |
| Louisiana Purchase with a Map | 0 | - | 4.96 | 49,165 |
| U.S. States or European Countries by Population | 0 | - | 4.97 | 133,983 |
| Top 10 U.S. States with the Highest Life Expectancy | 0 | - | 4.33 | 41,719 |
| Top 10 Least-Forested U.S. States | 0 | - | 4.50 | 46,648 |
| U.S. Landmarks Picture Quiz | 0 | - | 4.27 | 14,808 |
| Which Island in the United States? | 0 | - | 4.29 | 29,728 |
| The United States... or the United Kingdom? | 0 | - | 4.87 | 98,980 |
| Geography of California | 0 | - | 4.26 | 10,612 |
| American TV Show Settings | 0 | - | 4.37 | 30,694 |
| Name a City - European Countries | 0 | - | 4.90 | 66,019 |
| Africa Capitals Quiz | 0 | - | 4.99 | 742,691 |
| Asia Capitals Quiz | 0 | - | 4.98 | 697,732 |
| U.S. State Capitals Map Quiz | 0 | - | 4.93 | 150,489 |
| Countries That Use the Euro | 0 | - | 4.95 | 106,432 |
| Landlocked Countries in Africa | 0 | - | 4.99 | 47,684 |
| 10 Easternmost Countries in Europe | 0 | - | 4.87 | 116,835 |
| The Only European Country ... | 0 | - | 4.91 | 218,542 |
| Mediterranean Countries Quiz | 0 | - | 4.99 | 213,586 |
| Vietnam War Countries | 0 | - | 4.82 | 94,529 |
