| United States Map Quiz | 0 | - | 4.98 | 4,144,746 |
| Total United States Immigration by Country | 0 | - | 4.91 | 110,810 |
| "Do Not Travel" Countries for U.S. Citizens | 0 | - | 4.97 | 241,477 |
| Most-Visited Countries by Americans | 0 | - | 4.87 | 108,690 |
| Countries that Visit the United States the Most | 0 | - | 4.96 | 91,007 |
| U.S. Cities with the Most International Tourists | 0 | - | 4.88 | 75,002 |
| U.S. State Border Crossings | 0 | - | 4.97 | 96,056 |
| Countries that Beat the United States | 0 | - | 4.93 | 165,818 |
| States of the U.S. in Alphabetical Order | 0 | - | 4.98 | 365,594 |
| Most-Visited U.S. Cities | 0 | - | 4.85 | 92,647 |
| Every U.S. Metro Area on a Map | 0 | - | 4.97 | 80,978 |
| Name the U.S. National Parks | 0 | - | 4.86 | 59,344 |
| Countries of North America Quiz | 0 | - | 5.00 | 1,014,205 |
| Canada Provinces Map Quiz | 0 | - | 4.99 | 636,777 |
| Canada Provinces and Territories | 0 | - | 5.00 | 338,759 |
| Pixelated United States Map | 0 | - | 4.89 | 93,640 |
| The 13 Colonies Quiz | 0 | - | 4.97 | 116,940 |
| U.S. States with the Letter Y | 0 | - | 4.85 | 110,552 |
| 10 Southernmost U.S. States | 0 | - | 4.88 | 112,600 |
| U.S. States with Short Names | 0 | - | 4.91 | 147,903 |
| U.S. States that Start with M | 0 | - | 4.93 | 186,152 |
| U.S. States By Population | 0 | - | 4.92 | 152,529 |
| U.S. States that Start with N | 0 | - | 4.95 | 170,598 |
| U.S. States with Longest Names | 0 | - | 4.84 | 43,986 |
| 10 Northernmost U.S. States | 0 | - | 4.90 | 81,997 |
| 10 Westernmost U.S. States | 0 | - | 4.95 | 63,839 |
| The Only Remaining U.S. State . . . | 0 | - | 4.92 | 65,011 |
| Top 10 Largest U.S. States by Area | 0 | - | 4.95 | 159,226 |
| Top 10 Smallest U.S. States by Area | 0 | - | 4.98 | 177,177 |
| Top 10 Poorest U.S. States by Median Income | 0 | - | 4.86 | 124,612 |
| U.S. States with the Highest Percentage of Hispanics | 0 | - | 4.85 | 69,144 |
| Top 10 Newest U.S. States | 0 | - | 4.85 | 85,754 |
| Central America and Caribbean Map Quiz | 0 | - | 4.89 | 900,223 |
| Top 10 Least Populous U.S. States | 0 | - | 4.94 | 190,631 |
| Top 10 Most Populous U.S. States | 0 | - | 4.97 | 173,047 |
| Most Guessed U.S. Cities | 0 | - | 4.89 | 105,187 |
| North America Capitals Quiz | 0 | - | 4.99 | 217,483 |
| US State Capitals Quiz - No Hints | 0 | - | 4.98 | 94,669 |
| 10 Westernmost U.S. State Capitals | 0 | - | 4.90 | 47,934 |
| North American Capitals - Map Quiz | 0 | - | 4.87 | 57,164 |
| Top 10 Most-Visited U.S. States | 0 | - | 4.90 | 101,204 |
| All First-Level Subdivisions of North America on a Map | 0 | - | 4.97 | 63,202 |
| U.S. States with the Most Immigrants | 0 | - | 4.85 | 82,043 |
| Countries with American Expatriates | 0 | - | 4.53 | 42,494 |
| United States Country Quiz | 0 | - | 4.43 | 100,784 |
| Capitals of Canadian Provinces | 0 | - | 4.85 | 88,553 |
| Central American Countries | 0 | - | 4.98 | 155,243 |
| Caribbean / Lesser Antilles Map Quiz | 0 | - | 4.99 | 146,315 |
| Mexico States Map Quiz | 0 | - | 4.84 | 103,988 |
| States of Mexico | 0 | - | 4.95 | 173,860 |
| U.S. States with the Lowest Population Density | 0 | - | 4.92 | 93,661 |
| Countries Closest to the U. S. | 0 | - | 4.41 | 208,118 |
| Southernmost Major Cities in the U.S. | 0 | - | 4.43 | 36,486 |
| Countries Closest to Canada | 0 | - | 4.90 | 197,519 |
| Territories of the United States | 0 | - | 4.79 | 52,199 |
| Five Biggest Immigrant Groups by Decade in the US | 0 | - | 4.78 | 39,429 |
| South America Map Quiz | 0 | - | 5.00 | 1,542,485 |
| Flags of North and South America | 0 | - | 4.99 | 368,592 |
| Countries of Europe by Population | 0 | - | 4.98 | 178,557 |
| U.S Cities by African-American Population | 0 | - | 4.42 | 95,060 |
| 1M Cities by Proximity - United States | 0 | - | 4.56 | 149,892 |
| Biggest Cities in a Strip of the United States Map | 0 | - | 4.73 | 40,657 |
| Countries Closest to United States by Continent | 0 | - | 4.99 | 145,597 |
| Latin American Countries Map Quiz | 0 | - | 4.97 | 128,452 |
| United States Landmarks Map Quiz | 0 | - | 4.55 | 40,099 |
| Asian Countries Americans Travel to the Most | 0 | - | 4.75 | 59,714 |
| Busiest Air Routes from the U.S. | 0 | - | 4.46 | 76,666 |
| Top 10 Most Populous European Countries | 0 | - | 4.97 | 231,302 |
| Top 10 Most Populous Asian Countries | 0 | - | 4.96 | 182,255 |
| Top 10 Most Populous African Countries | 0 | - | 4.99 | 192,099 |
| Top 10 Most Densely-Populated Countries in Asia | 0 | - | 4.92 | 103,124 |
| Top 10 Asian Countries by Population Increase | 0 | - | 4.93 | 107,905 |
| Northernmost Major Cities in the U.S. | 0 | - | 4.38 | 48,590 |
| U.S. Cities with the Most Homeless People | 0 | - | 4.31 | 33,478 |
| U.S. Cities with the Highest Murder Rate | 0 | - | 4.55 | 137,961 |
| South America Capitals Quiz | 0 | - | 5.00 | 478,057 |
| American Countries with the Shortest Names | 0 | - | 4.96 | 120,463 |
| The Only American Country ... | 0 | - | 4.92 | 120,909 |
| Countries Closest to Alaska | 0 | - | 4.93 | 123,529 |
| Countries Closest to Maine | 0 | - | 4.84 | 66,573 |
| New England States | 0 | - | 4.51 | 59,723 |
| U.S. States by Land Area | 0 | - | 4.61 | 52,541 |
| Top 10 U.S. States by Inland Water Area | 0 | - | 4.53 | 37,905 |
| Add a Letter - Make a U.S. State | 0 | - | 4.72 | 82,425 |
| 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 | 40,710 |
| U.S. States by Borders | 0 | - | 4.63 | 35,124 |
| 10 Easternmost U.S. States | 0 | - | 4.53 | 56,278 |
| The Only U.S. State ... #1 | 0 | - | 4.52 | 101,201 |
| 50 States, 50 Cities - Hard Version | 0 | - | 4.46 | 44,038 |
| U.S. States with the Most Expensive Home Prices | 0 | - | 4.48 | 99,374 |
| U.S. States with the Cheapest Home Prices | 0 | - | 4.70 | 32,831 |
| Top 10 Most African-American U.S. States | 0 | - | 4.46 | 74,459 |
| Top 10 Most Asian U.S. States | 0 | - | 4.80 | 74,942 |
| Top 10 Most Obese U.S. States | 0 | - | 4.54 | 81,238 |
| Top 10 Least Obese U.S. States | 0 | - | 4.75 | 73,462 |
| Top 10 Least-Educated U.S. States | 0 | - | 4.43 | 90,403 |
| Top 10 Most-Educated U.S. States | 0 | - | 4.48 | 84,446 |
| U.S. States with the Highest Rates of Homelessness | 0 | - | 4.43 | 52,198 |
| Top 10 Most White U.S. States | 0 | - | 4.49 | 81,985 |
| Top 10 Most German U.S. States | 0 | - | 4.48 | 59,669 |
| Countries Closest to United States A-Z | 0 | - | 4.82 | 117,596 |
| Belize Country Quiz | 0 | - | 4.85 | 20,837 |
| Europe Map Quiz | 0 | - | 5.00 | 4,737,507 |
| US States Quiz | 0 | - | 5.00 | 16,734,338 |
| Fastest Growing U.S. States Since 1960 | 0 | - | 4.48 | 75,848 |
| North America Cities by Map | 0 | - | 4.41 | 47,657 |
| Cities in U.S. History #1 | 0 | - | 4.31 | 45,109 |
| World Capitals by First Two Letters in 90 Seconds | 0 | - | 4.35 | 246,029 |
| Speed Capital to U.S. State | 0 | - | 4.46 | 113,582 |
| 10 Southernmost U.S. State Capitals | 0 | - | 4.51 | 38,937 |
| 10 Northernmost U.S. State Capitals | 0 | - | 4.57 | 35,676 |
| 10 Easternmost U.S. State Capitals | 0 | - | 4.50 | 34,556 |
| U.S. Suburbs Quiz | 0 | - | 4.47 | 18,350 |
| Top 10 Biggest Economies in the Americas | 0 | - | 4.93 | 91,209 |
| Brazil States Map Quiz | 0 | - | 4.85 | 47,510 |
| Largest United States Airlines | 0 | - | 4.39 | 54,875 |
| States of Brazil | 0 | - | 4.98 | 86,704 |
| All First-Level Subdivisions of South America on a Map | 0 | - | 4.92 | 53,152 |
| American Countries With No Atlantic Coastline | 0 | - | 4.94 | 92,004 |
| Canada Immigration by Country | 0 | - | 4.51 | 62,297 |
| Countries of South America with an Empty Map | 0 | - | 4.94 | 104,306 |
| U.S. States with the Highest Percentage of Farmland | 0 | - | 4.80 | 65,314 |
| U.S. States with the Lowest Percentage of Farmland | 0 | - | 4.74 | 55,060 |
| Top 10 U.S. States That Grow the Most Corn | 0 | - | 4.52 | 36,044 |
| Top 10 U.S. States with the Highest Elevation | 0 | - | 4.51 | 67,794 |
| U.S. States with the Lowest Average Elevation | 0 | - | 4.55 | 38,411 |
| U.S. States With the Highest Average Elevation | 0 | - | 4.61 | 32,683 |
| Top 10 U.S. States with the Lowest Life Expectancy | 0 | - | 4.67 | 44,990 |
| Caribbean Countries and Territories | 0 | - | 4.80 | 112,411 |
| Canada Country Quiz | 0 | - | 4.55 | 131,884 |
| East Asia Map Quiz | 0 | - | 4.99 | 1,442,303 |
| Oceania Map Quiz | 0 | - | 4.98 | 636,571 |
| Africa Map Quiz | 0 | - | 5.00 | 2,106,749 |
| Asia Map Quiz | 0 | - | 4.99 | 908,541 |
| Canada Cities Map Quiz | 0 | - | 4.63 | 123,731 |
| All 3,143 Counties of the United States on a Map | 0 | - | 4.97 | 328,831 |
| Europe by Borders in 30 Seconds | 0 | - | 4.98 | 425,775 |
| U.S. States with the Highest Population Density | 0 | - | 4.47 | 68,295 |
| Westernmost Cities in the U.S. | 0 | - | 4.36 | 16,416 |
| Nordic Countries and Capitals | 0 | - | 4.95 | 83,185 |
| Random European Capital to Country | 0 | - | 4.98 | 189,481 |
| Random European Country to Capital | 0 | - | 4.92 | 147,654 |
| Random Asian Country to Capital | 0 | - | 4.92 | 95,502 |
| Random Asian Capital to Country | 0 | - | 4.97 | 101,584 |
| Random African Capital to Country | 0 | - | 4.97 | 99,843 |
| Random African Country to Capital | 0 | - | 4.94 | 70,335 |
| Top 10 American Countries by Coastline | 0 | - | 4.96 | 88,125 |
| Top 10 Richest Countries in the Americas | 0 | - | 4.90 | 77,676 |
| U.S. Cities by Picture #1 | 0 | - | 4.37 | 34,391 |
| Cities by Picture #2 | 0 | - | 4.19 | 34,976 |
| USA Tourist Attractions by Description #1 | 0 | - | 4.14 | 27,056 |
| Countries Across the Ocean from the U.S. | 0 | - | 3.94 | 32,047 |
| US States with an Empty Map | 0 | - | 5.00 | 619,893 |
| Last 10 U.S. States Alphabetically | 0 | - | 4.35 | 74,648 |
| 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 | 75,882 |
| 50 States, 50 Cities - Easy Version | 0 | - | 4.39 | 128,068 |
| U.S. States with the Most Gun Ownership | 0 | - | 4.44 | 29,602 |
| U.S. States with Oldest Median Age | 0 | - | 4.33 | 42,414 |
| 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 | 28,951 |
| Top 10 Least-Forested U.S. States | 0 | - | 4.50 | 46,356 |
| Top 10 Least White U.S. States | 0 | - | 4.17 | 47,690 |
| U.S. Landmarks Picture Quiz | 0 | - | 4.26 | 14,676 |
| Which Island in the United States? | 0 | - | 4.29 | 29,234 |
| U.S. Cities with the Biggest Economies | 0 | - | 4.84 | 72,222 |
| Africa Capitals Quiz | 0 | - | 4.99 | 731,815 |
| Asia Capitals Quiz | 0 | - | 4.98 | 687,352 |
| US State Capitals by Proximity in 30 Seconds | 0 | - | 4.17 | 128,930 |
| US State Capitals by First Two Letters in 45 seconds | 0 | - | 4.09 | 58,058 |
| U.S State Capitals on the Sea | 0 | - | 4.53 | 26,134 |
| Countries That Use the Euro | 0 | - | 4.95 | 103,415 |
| Landlocked Countries in Africa | 0 | - | 4.99 | 45,974 |
| 10 Easternmost Countries in Europe | 0 | - | 4.89 | 113,897 |
| The Only European Country ... | 0 | - | 4.91 | 214,401 |
| Mediterranean Countries Quiz | 0 | - | 4.99 | 210,551 |
| European Countries NOT in NATO | 0 | - | 4.87 | 59,895 |
| Countries with Territorial Claims in Antarctica | 0 | - | 4.94 | 92,359 |
| Countries of Africa | 0 | - | 5.00 | 2,513,274 |
| Most-Visited Countries by Canadians | 0 | - | 4.77 | 39,139 |
| Middle East Map Quiz | 0 | - | 4.99 | 1,377,428 |
| Oceanian Capitals - Map Quiz | 0 | - | 4.95 | 49,997 |
| South and Central Asia Map Quiz | 0 | - | 4.93 | 97,821 |
| Western Africa Map Quiz | 0 | - | 4.97 | 73,123 |
| Australia Map Quiz | 0 | - | 4.94 | 342,810 |
| Europe Cities Map Quiz | 0 | - | 4.99 | 362,708 |
| 10 Longest Rivers in the United States | 0 | - | 4.85 | 38,862 |
| African East Coast | 0 | - | 4.96 | 95,239 |
| Canadian Geography on the Map | 0 | - | 4.55 | 26,216 |
| 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 | 94,976 |
| U.S. States with the Lowest HDI | 0 | - | 4.46 | 28,787 |
| Louisiana Purchase with a Map | 0 | - | 4.96 | 47,775 |
| U.S. States or European Countries by Population | 0 | - | 4.97 | 132,174 |
| Which U.S. State - Multiple Choice | 0 | - | 4.48 | 20,221 |
| Top 10 U.S. States with the Highest Life Expectancy | 0 | - | 4.33 | 41,592 |
