| United States Map Quiz | 0 | - | 4.98 | 4,154,029 |
| Total United States Immigration by Country | 0 | - | 4.91 | 111,327 |
| "Do Not Travel" Countries for U.S. Citizens | 0 | - | 4.97 | 243,226 |
| Most-Visited Countries by Americans | 0 | - | 4.87 | 109,349 |
| Countries that Visit the United States the Most | 0 | - | 4.96 | 91,517 |
| U.S. Cities with the Most International Tourists | 0 | - | 4.88 | 75,326 |
| U.S. State Border Crossings | 0 | - | 4.97 | 96,359 |
| Countries that Beat the United States | 0 | - | 4.93 | 166,545 |
| States of the U.S. in Alphabetical Order | 0 | - | 4.98 | 366,598 |
| Most-Visited U.S. Cities | 0 | - | 4.85 | 93,497 |
| Every U.S. Metro Area on a Map | 0 | - | 4.97 | 81,547 |
| Name the U.S. National Parks | 0 | - | 4.86 | 59,789 |
| Countries of North America Quiz | 0 | - | 5.00 | 1,020,593 |
| Canada Provinces Map Quiz | 0 | - | 4.99 | 639,176 |
| Canada Provinces and Territories | 0 | - | 5.00 | 341,393 |
| Pixelated United States Map | 0 | - | 4.87 | 94,076 |
| The 13 Colonies Quiz | 0 | - | 4.97 | 117,641 |
| U.S. States with the Letter Y | 0 | - | 4.85 | 111,169 |
| 10 Southernmost U.S. States | 0 | - | 4.88 | 113,207 |
| U.S. States with Short Names | 0 | - | 4.91 | 148,695 |
| U.S. States that Start with M | 0 | - | 4.93 | 186,963 |
| U.S. States By Population | 0 | - | 4.92 | 153,008 |
| U.S. States that Start with N | 0 | - | 4.95 | 171,189 |
| U.S. States with Longest Names | 0 | - | 4.84 | 44,315 |
| 10 Northernmost U.S. States | 0 | - | 4.90 | 82,379 |
| 10 Westernmost U.S. States | 0 | - | 4.95 | 64,106 |
| The Only Remaining U.S. State . . . | 0 | - | 4.93 | 65,464 |
| Top 10 Largest U.S. States by Area | 0 | - | 4.95 | 159,775 |
| Top 10 Smallest U.S. States by Area | 0 | - | 4.98 | 177,524 |
| Top 10 Poorest U.S. States by Median Income | 0 | - | 4.86 | 125,044 |
| U.S. States with the Highest Percentage of Hispanics | 0 | - | 4.85 | 69,425 |
| Top 10 Newest U.S. States | 0 | - | 4.85 | 86,116 |
| Central America and Caribbean Map Quiz | 0 | - | 4.89 | 901,496 |
| Top 10 Least Populous U.S. States | 0 | - | 4.94 | 191,331 |
| Top 10 Most Populous U.S. States | 0 | - | 4.97 | 174,809 |
| Most Guessed U.S. Cities | 0 | - | 4.89 | 105,763 |
| North America Capitals Quiz | 0 | - | 4.99 | 219,078 |
| US State Capitals Quiz - No Hints | 0 | - | 4.98 | 95,021 |
| 10 Westernmost U.S. State Capitals | 0 | - | 4.90 | 48,072 |
| North American Capitals - Map Quiz | 0 | - | 4.87 | 57,715 |
| Top 10 Most-Visited U.S. States | 0 | - | 4.90 | 101,600 |
| All First-Level Subdivisions of North America on a Map | 0 | - | 4.97 | 63,860 |
| U.S. States with the Most Immigrants | 0 | - | 4.85 | 82,338 |
| Countries with American Expatriates | 0 | - | 4.53 | 42,560 |
| United States Country Quiz | 0 | - | 4.43 | 101,320 |
| Capitals of Canadian Provinces | 0 | - | 4.85 | 88,900 |
| Central American Countries | 0 | - | 4.98 | 155,894 |
| Caribbean / Lesser Antilles Map Quiz | 0 | - | 4.99 | 147,913 |
| Mexico States Map Quiz | 0 | - | 4.85 | 104,471 |
| States of Mexico | 0 | - | 4.95 | 175,510 |
| U.S. States with the Lowest Population Density | 0 | - | 4.92 | 93,827 |
| Countries Closest to the U. S. | 0 | - | 4.41 | 208,856 |
| Southernmost Major Cities in the U.S. | 0 | - | 4.43 | 36,560 |
| Most-Visited Countries by Canadians | 0 | - | 4.82 | 39,257 |
| Countries Closest to Canada | 0 | - | 4.91 | 198,026 |
| Territories of the United States | 0 | - | 4.79 | 52,334 |
| Five Biggest Immigrant Groups by Decade in the US | 0 | - | 4.79 | 39,573 |
| South America Map Quiz | 0 | - | 5.00 | 1,547,344 |
| Flags of North and South America | 0 | - | 4.99 | 371,935 |
| Countries of Europe by Population | 0 | - | 4.98 | 180,146 |
| U.S Cities by African-American Population | 0 | - | 4.42 | 95,259 |
| 1M Cities by Proximity - United States | 0 | - | 4.63 | 150,386 |
| Biggest Cities in a Strip of the United States Map | 0 | - | 4.73 | 40,865 |
| Countries Closest to United States by Continent | 0 | - | 4.99 | 146,145 |
| Latin American Countries Map Quiz | 0 | - | 4.97 | 129,304 |
| United States Landmarks Map Quiz | 0 | - | 4.55 | 40,159 |
| Asian Countries Americans Travel to the Most | 0 | - | 4.75 | 59,890 |
| Busiest Air Routes from the U.S. | 0 | - | 4.46 | 76,826 |
| Top 10 Most Populous European Countries | 0 | - | 4.97 | 232,424 |
| Top 10 Most Populous Asian Countries | 0 | - | 4.96 | 183,510 |
| Top 10 Most Populous African Countries | 0 | - | 4.99 | 193,018 |
| Top 10 Most Densely-Populated Countries in Asia | 0 | - | 4.92 | 103,625 |
| Top 10 Asian Countries by Population Increase | 0 | - | 4.93 | 108,344 |
| Northernmost Major Cities in the U.S. | 0 | - | 4.38 | 48,717 |
| U.S. Cities with the Most Homeless People | 0 | - | 4.31 | 33,534 |
| U.S. Cities with the Highest Murder Rate | 0 | - | 4.55 | 138,224 |
| South America Capitals Quiz | 0 | - | 5.00 | 480,432 |
| American Countries with the Shortest Names | 0 | - | 4.96 | 120,935 |
| The Only American Country ... | 0 | - | 4.92 | 121,404 |
| Countries Closest to Alaska | 0 | - | 4.93 | 124,105 |
| Countries Closest to Maine | 0 | - | 4.85 | 66,973 |
| New England States | 0 | - | 4.51 | 59,782 |
| U.S. States by Land Area | 0 | - | 4.61 | 52,748 |
| Top 10 U.S. States by Inland Water Area | 0 | - | 4.53 | 37,983 |
| Add a Letter - Make a U.S. State | 0 | - | 4.72 | 82,692 |
| Top 10 Widest U.S. States East to West | 0 | - | 4.70 | 55,918 |
| Top 10 Tallest U.S. States North to South | 0 | - | 4.74 | 40,873 |
| U.S. States by Borders | 0 | - | 4.61 | 35,257 |
| 10 Easternmost U.S. States | 0 | - | 4.53 | 56,425 |
| The Only U.S. State ... #1 | 0 | - | 4.52 | 101,946 |
| 50 States, 50 Cities - Hard Version | 0 | - | 4.46 | 44,174 |
| U.S. States with the Most Expensive Home Prices | 0 | - | 4.48 | 99,574 |
| U.S. States with the Cheapest Home Prices | 0 | - | 4.72 | 32,977 |
| Top 10 Most African-American U.S. States | 0 | - | 4.46 | 74,576 |
| Top 10 Most Asian U.S. States | 0 | - | 4.80 | 75,119 |
| Top 10 Most Obese U.S. States | 0 | - | 4.54 | 81,340 |
| Top 10 Least Obese U.S. States | 0 | - | 4.75 | 73,622 |
| Top 10 Least-Educated U.S. States | 0 | - | 4.43 | 90,760 |
| Top 10 Most-Educated U.S. States | 0 | - | 4.48 | 84,729 |
| U.S. States with the Highest Rates of Homelessness | 0 | - | 4.43 | 52,353 |
| Top 10 Most White U.S. States | 0 | - | 4.49 | 82,388 |
| Top 10 Most German U.S. States | 0 | - | 4.48 | 59,893 |
| Countries Closest to United States A-Z | 0 | - | 4.82 | 117,988 |
| Belize Country Quiz | 0 | - | 4.85 | 20,933 |
| Europe Map Quiz | 0 | - | 5.00 | 4,755,613 |
| US States Quiz | 0 | - | 5.00 | 16,832,171 |
| Fastest Growing U.S. States Since 1960 | 0 | - | 4.48 | 76,066 |
| North America Cities by Map | 0 | - | 4.41 | 47,758 |
| Cities in U.S. History #1 | 0 | - | 4.31 | 45,384 |
| World Capitals by First Two Letters in 90 Seconds | 0 | - | 4.35 | 246,330 |
| Speed Capital to U.S. State | 0 | - | 4.45 | 113,850 |
| 10 Southernmost U.S. State Capitals | 0 | - | 4.51 | 39,009 |
| 10 Northernmost U.S. State Capitals | 0 | - | 4.57 | 35,744 |
| 10 Easternmost U.S. State Capitals | 0 | - | 4.50 | 34,647 |
| U.S. Suburbs Quiz | 0 | - | 4.47 | 18,386 |
| Top 10 Biggest Economies in the Americas | 0 | - | 4.94 | 91,931 |
| Brazil States Map Quiz | 0 | - | 4.85 | 47,876 |
| Largest United States Airlines | 0 | - | 4.39 | 54,993 |
| States of Brazil | 0 | - | 4.97 | 87,662 |
| All First-Level Subdivisions of South America on a Map | 0 | - | 4.92 | 53,669 |
| American Countries With No Atlantic Coastline | 0 | - | 4.94 | 92,337 |
| Canada Immigration by Country | 0 | - | 4.51 | 62,518 |
| Countries of South America with an Empty Map | 0 | - | 4.94 | 104,781 |
| U.S. States with the Highest Percentage of Farmland | 0 | - | 4.80 | 65,434 |
| U.S. States with the Lowest Percentage of Farmland | 0 | - | 4.74 | 55,147 |
| Top 10 U.S. States That Grow the Most Corn | 0 | - | 4.52 | 36,129 |
| Top 10 U.S. States with the Highest Elevation | 0 | - | 4.51 | 67,854 |
| U.S. States with the Lowest Average Elevation | 0 | - | 4.55 | 38,466 |
| U.S. States With the Highest Average Elevation | 0 | - | 4.61 | 32,732 |
| Top 10 U.S. States with the Lowest Life Expectancy | 0 | - | 4.61 | 45,091 |
| Caribbean Countries and Territories | 0 | - | 4.80 | 112,704 |
| Canada Country Quiz | 0 | - | 4.54 | 132,322 |
| East Asia Map Quiz | 0 | - | 4.99 | 1,446,586 |
| Oceania Map Quiz | 0 | - | 4.98 | 640,621 |
| Africa Map Quiz | 0 | - | 5.00 | 2,114,717 |
| Asia Map Quiz | 0 | - | 4.99 | 914,510 |
| Canada Cities Map Quiz | 0 | - | 4.63 | 124,072 |
| All 3,143 Counties of the United States on a Map | 0 | - | 4.97 | 331,077 |
| Europe by Borders in 30 Seconds | 0 | - | 4.98 | 427,517 |
| U.S. States with the Highest Population Density | 0 | - | 4.47 | 68,357 |
| Westernmost Cities in the U.S. | 0 | - | 4.36 | 16,441 |
| Nordic Countries and Capitals | 0 | - | 4.95 | 83,547 |
| Random European Capital to Country | 0 | - | 4.98 | 190,627 |
| Random European Country to Capital | 0 | - | 4.93 | 164,605 |
| Random Asian Country to Capital | 0 | - | 4.92 | 96,217 |
| Random Asian Capital to Country | 0 | - | 4.97 | 102,597 |
| Random African Capital to Country | 0 | - | 4.97 | 100,486 |
| Random African Country to Capital | 0 | - | 4.94 | 71,097 |
| Top 10 American Countries by Coastline | 0 | - | 4.96 | 88,330 |
| Top 10 Richest Countries in the Americas | 0 | - | 4.93 | 83,466 |
| U.S. Cities by Picture #1 | 0 | - | 4.36 | 34,504 |
| Cities by Picture #2 | 0 | - | 4.19 | 35,083 |
| USA Tourist Attractions by Description #1 | 0 | - | 4.14 | 27,101 |
| Countries Across the Ocean from the U.S. | 0 | - | 3.95 | 32,223 |
| US States with an Empty Map | 0 | - | 5.00 | 623,283 |
| Last 10 U.S. States Alphabetically | 0 | - | 4.35 | 74,784 |
| Top 10 Least Populous U.S. State Capitals | 0 | - | 4.52 | 21,507 |
| Flyover States | 0 | - | 4.52 | 29,478 |
| U.S. States With Double Letters | 0 | - | 4.54 | 24,079 |
| U.S. States Bigger than Their Neighbors | 0 | - | 4.27 | 76,073 |
| 50 States, 50 Cities - Easy Version | 0 | - | 4.39 | 128,278 |
| U.S. States with the Most Gun Ownership | 0 | - | 4.45 | 29,667 |
| U.S. States with Oldest Median Age | 0 | - | 4.33 | 42,518 |
| Top 10 U.S. States with the Longest Commutes | 0 | - | 4.28 | 44,333 |
| US States with the Most Executions | 0 | - | 4.51 | 26,385 |
| Top 10 U.S. States with the Most Lighthouses | 0 | - | 4.61 | 29,036 |
| Top 10 Least-Forested U.S. States | 0 | - | 4.50 | 46,472 |
| Top 10 Least White U.S. States | 0 | - | 4.17 | 47,919 |
| U.S. Landmarks Picture Quiz | 0 | - | 4.26 | 14,725 |
| Which Island in the United States? | 0 | - | 4.29 | 29,427 |
| U.S. Cities with the Biggest Economies | 0 | - | 4.83 | 72,669 |
| Africa Capitals Quiz | 0 | - | 4.99 | 735,882 |
| Asia Capitals Quiz | 0 | - | 4.98 | 691,000 |
| US State Capitals by Proximity in 30 Seconds | 0 | - | 4.17 | 129,266 |
| US State Capitals by First Two Letters in 45 seconds | 0 | - | 4.09 | 58,111 |
| U.S State Capitals on the Sea | 0 | - | 4.53 | 26,169 |
| Countries That Use the Euro | 0 | - | 4.95 | 104,543 |
| Landlocked Countries in Africa | 0 | - | 4.99 | 46,617 |
| 10 Easternmost Countries in Europe | 0 | - | 4.89 | 114,838 |
| The Only European Country ... | 0 | - | 4.91 | 215,998 |
| Mediterranean Countries Quiz | 0 | - | 4.99 | 211,746 |
| European Countries NOT in NATO | 0 | - | 4.90 | 60,777 |
| Countries with Territorial Claims in Antarctica | 0 | - | 4.94 | 92,582 |
| Countries of Africa | 0 | - | 5.00 | 2,530,209 |
| Middle East Map Quiz | 0 | - | 4.99 | 1,381,222 |
| Oceanian Capitals - Map Quiz | 0 | - | 4.95 | 50,465 |
| South and Central Asia Map Quiz | 0 | - | 4.94 | 98,643 |
| Western Africa Map Quiz | 0 | - | 4.97 | 73,614 |
| Australia Map Quiz | 0 | - | 4.95 | 343,843 |
| Europe Cities Map Quiz | 0 | - | 4.99 | 363,962 |
| 10 Longest Rivers in the United States | 0 | - | 4.85 | 39,106 |
| African East Coast | 0 | - | 4.96 | 95,832 |
| Canadian Geography on the Map | 0 | - | 4.55 | 26,294 |
| 10 U.S. States with the Most Valuable Crops | 0 | - | 4.41 | 29,550 |
| U.S. States or European Countries by Area | 0 | - | 4.95 | 95,731 |
| U.S. States with the Lowest HDI | 0 | - | 4.47 | 28,832 |
| Louisiana Purchase with a Map | 0 | - | 4.96 | 48,388 |
| U.S. States or European Countries by Population | 0 | - | 4.97 | 132,903 |
| Which U.S. State - Multiple Choice | 0 | - | 4.48 | 20,271 |
| Top 10 U.S. States with the Highest Life Expectancy | 0 | - | 4.33 | 41,640 |
