| United States Map Quiz | 0 | - | 4.98 | 4,155,177 |
| Total United States Immigration by Country | 0 | - | 4.91 | 111,395 |
| "Do Not Travel" Countries for U.S. Citizens | 0 | - | 4.97 | 243,473 |
| Most-Visited Countries by Americans | 0 | - | 4.87 | 109,448 |
| Countries that Visit the United States the Most | 0 | - | 4.96 | 91,583 |
| U.S. Cities with the Most International Tourists | 0 | - | 4.88 | 75,377 |
| U.S. State Border Crossings | 0 | - | 4.97 | 96,399 |
| Countries that Beat the United States | 0 | - | 4.93 | 166,664 |
| States of the U.S. in Alphabetical Order | 0 | - | 4.98 | 366,745 |
| Most-Visited U.S. Cities | 0 | - | 4.85 | 93,604 |
| Every U.S. Metro Area on a Map | 0 | - | 4.97 | 81,634 |
| Name the U.S. National Parks | 0 | - | 4.86 | 59,843 |
| Countries of North America Quiz | 0 | - | 5.00 | 1,021,419 |
| Canada Provinces Map Quiz | 0 | - | 4.99 | 639,538 |
| Canada Provinces and Territories | 0 | - | 5.00 | 341,774 |
| Pixelated United States Map | 0 | - | 4.87 | 94,137 |
| The 13 Colonies Quiz | 0 | - | 4.97 | 117,715 |
| U.S. States with the Letter Y | 0 | - | 4.85 | 111,249 |
| 10 Southernmost U.S. States | 0 | - | 4.88 | 113,268 |
| U.S. States with Short Names | 0 | - | 4.91 | 148,794 |
| U.S. States that Start with M | 0 | - | 4.93 | 187,065 |
| U.S. States By Population | 0 | - | 4.92 | 153,358 |
| U.S. States that Start with N | 0 | - | 4.95 | 171,281 |
| U.S. States with Longest Names | 0 | - | 4.84 | 44,364 |
| 10 Northernmost U.S. States | 0 | - | 4.90 | 82,428 |
| 10 Westernmost U.S. States | 0 | - | 4.95 | 64,138 |
| The Only Remaining U.S. State . . . | 0 | - | 4.93 | 65,520 |
| Top 10 Largest U.S. States by Area | 0 | - | 4.95 | 159,837 |
| Top 10 Smallest U.S. States by Area | 0 | - | 4.98 | 177,621 |
| Top 10 Poorest U.S. States by Median Income | 0 | - | 4.86 | 125,105 |
| U.S. States with the Highest Percentage of Hispanics | 0 | - | 4.85 | 69,448 |
| Top 10 Newest U.S. States | 0 | - | 4.85 | 86,150 |
| Central America and Caribbean Map Quiz | 0 | - | 4.89 | 901,745 |
| Top 10 Least Populous U.S. States | 0 | - | 4.94 | 191,422 |
| Top 10 Most Populous U.S. States | 0 | - | 4.97 | 175,077 |
| Most Guessed U.S. Cities | 0 | - | 4.89 | 105,848 |
| North America Capitals Quiz | 0 | - | 4.99 | 219,355 |
| US State Capitals Quiz - No Hints | 0 | - | 4.98 | 95,059 |
| 10 Westernmost U.S. State Capitals | 0 | - | 4.90 | 48,090 |
| North American Capitals - Map Quiz | 0 | - | 4.87 | 57,797 |
| Top 10 Most-Visited U.S. States | 0 | - | 4.90 | 101,648 |
| All First-Level Subdivisions of North America on a Map | 0 | - | 4.97 | 63,947 |
| U.S. States with the Most Immigrants | 0 | - | 4.85 | 82,373 |
| Countries with American Expatriates | 0 | - | 4.53 | 42,567 |
| United States Country Quiz | 0 | - | 4.43 | 101,405 |
| Capitals of Canadian Provinces | 0 | - | 4.85 | 88,953 |
| Central American Countries | 0 | - | 4.98 | 156,191 |
| Caribbean / Lesser Antilles Map Quiz | 0 | - | 4.99 | 148,094 |
| Mexico States Map Quiz | 0 | - | 4.85 | 104,579 |
| States of Mexico | 0 | - | 4.95 | 175,688 |
| U.S. States with the Lowest Population Density | 0 | - | 4.92 | 93,846 |
| Countries Closest to the U. S. | 0 | - | 4.41 | 208,980 |
| Southernmost Major Cities in the U.S. | 0 | - | 4.43 | 36,569 |
| Most-Visited Countries by Canadians | 0 | - | 4.82 | 39,281 |
| Countries Closest to Canada | 0 | - | 4.91 | 198,114 |
| Territories of the United States | 0 | - | 4.79 | 52,350 |
| Five Biggest Immigrant Groups by Decade in the US | 0 | - | 4.79 | 39,611 |
| South America Map Quiz | 0 | - | 5.00 | 1,548,298 |
| Flags of North and South America | 0 | - | 4.99 | 372,354 |
| Countries of Europe by Population | 0 | - | 4.98 | 180,369 |
| U.S Cities by African-American Population | 0 | - | 4.42 | 95,293 |
| 1M Cities by Proximity - United States | 0 | - | 4.63 | 150,469 |
| Biggest Cities in a Strip of the United States Map | 0 | - | 4.74 | 40,881 |
| Countries Closest to United States by Continent | 0 | - | 4.99 | 146,217 |
| Latin American Countries Map Quiz | 0 | - | 4.97 | 129,512 |
| United States Landmarks Map Quiz | 0 | - | 4.55 | 40,163 |
| Asian Countries Americans Travel to the Most | 0 | - | 4.75 | 59,919 |
| Busiest Air Routes from the U.S. | 0 | - | 4.46 | 76,840 |
| Top 10 Most Populous European Countries | 0 | - | 4.97 | 232,593 |
| Top 10 Most Populous Asian Countries | 0 | - | 4.96 | 183,639 |
| Top 10 Most Populous African Countries | 0 | - | 4.99 | 193,125 |
| Top 10 Most Densely-Populated Countries in Asia | 0 | - | 4.92 | 103,702 |
| Top 10 Asian Countries by Population Increase | 0 | - | 4.93 | 108,374 |
| Northernmost Major Cities in the U.S. | 0 | - | 4.38 | 48,729 |
| U.S. Cities with the Most Homeless People | 0 | - | 4.31 | 33,541 |
| U.S. Cities with the Highest Murder Rate | 0 | - | 4.55 | 138,268 |
| South America Capitals Quiz | 0 | - | 5.00 | 480,720 |
| American Countries with the Shortest Names | 0 | - | 4.96 | 120,999 |
| The Only American Country ... | 0 | - | 4.92 | 121,467 |
| Countries Closest to Alaska | 0 | - | 4.93 | 124,181 |
| Countries Closest to Maine | 0 | - | 4.85 | 67,020 |
| New England States | 0 | - | 4.51 | 59,791 |
| U.S. States by Land Area | 0 | - | 4.61 | 52,761 |
| Top 10 U.S. States by Inland Water Area | 0 | - | 4.53 | 37,992 |
| Add a Letter - Make a U.S. State | 0 | - | 4.72 | 82,739 |
| Top 10 Widest U.S. States East to West | 0 | - | 4.70 | 55,945 |
| Top 10 Tallest U.S. States North to South | 0 | - | 4.74 | 40,888 |
| U.S. States by Borders | 0 | - | 4.61 | 35,275 |
| 10 Easternmost U.S. States | 0 | - | 4.53 | 56,450 |
| The Only U.S. State ... #1 | 0 | - | 4.52 | 101,986 |
| 50 States, 50 Cities - Hard Version | 0 | - | 4.46 | 44,192 |
| U.S. States with the Most Expensive Home Prices | 0 | - | 4.48 | 99,603 |
| U.S. States with the Cheapest Home Prices | 0 | - | 4.72 | 33,002 |
| Top 10 Most African-American U.S. States | 0 | - | 4.46 | 74,626 |
| Top 10 Most Asian U.S. States | 0 | - | 4.80 | 75,143 |
| Top 10 Most Obese U.S. States | 0 | - | 4.54 | 81,349 |
| Top 10 Least Obese U.S. States | 0 | - | 4.75 | 73,639 |
| Top 10 Least-Educated U.S. States | 0 | - | 4.43 | 90,806 |
| Top 10 Most-Educated U.S. States | 0 | - | 4.48 | 84,771 |
| U.S. States with the Highest Rates of Homelessness | 0 | - | 4.43 | 52,377 |
| Top 10 Most White U.S. States | 0 | - | 4.49 | 82,449 |
| Top 10 Most German U.S. States | 0 | - | 4.48 | 59,926 |
| Countries Closest to United States A-Z | 0 | - | 4.82 | 118,044 |
| Belize Country Quiz | 0 | - | 4.85 | 20,947 |
| Europe Map Quiz | 0 | - | 5.00 | 4,758,051 |
| US States Quiz | 0 | - | 5.00 | 16,846,647 |
| Fastest Growing U.S. States Since 1960 | 0 | - | 4.48 | 76,090 |
| North America Cities by Map | 0 | - | 4.41 | 47,775 |
| Cities in U.S. History #1 | 0 | - | 4.31 | 45,403 |
| World Capitals by First Two Letters in 90 Seconds | 0 | - | 4.35 | 246,359 |
| Speed Capital to U.S. State | 0 | - | 4.45 | 113,911 |
| 10 Southernmost U.S. State Capitals | 0 | - | 4.51 | 39,019 |
| 10 Northernmost U.S. State Capitals | 0 | - | 4.57 | 35,755 |
| 10 Easternmost U.S. State Capitals | 0 | - | 4.50 | 34,659 |
| U.S. Suburbs Quiz | 0 | - | 4.47 | 18,389 |
| Top 10 Biggest Economies in the Americas | 0 | - | 4.94 | 92,037 |
| Brazil States Map Quiz | 0 | - | 4.85 | 47,947 |
| Largest United States Airlines | 0 | - | 4.39 | 55,006 |
| States of Brazil | 0 | - | 4.97 | 87,750 |
| All First-Level Subdivisions of South America on a Map | 0 | - | 4.92 | 53,744 |
| American Countries With No Atlantic Coastline | 0 | - | 4.94 | 92,376 |
| Canada Immigration by Country | 0 | - | 4.51 | 62,540 |
| Countries of South America with an Empty Map | 0 | - | 4.94 | 104,826 |
| U.S. States with the Highest Percentage of Farmland | 0 | - | 4.80 | 65,448 |
| U.S. States with the Lowest Percentage of Farmland | 0 | - | 4.74 | 55,168 |
| Top 10 U.S. States That Grow the Most Corn | 0 | - | 4.52 | 36,146 |
| Top 10 U.S. States with the Highest Elevation | 0 | - | 4.51 | 67,864 |
| U.S. States with the Lowest Average Elevation | 0 | - | 4.55 | 38,477 |
| U.S. States With the Highest Average Elevation | 0 | - | 4.61 | 32,749 |
| Top 10 U.S. States with the Lowest Life Expectancy | 0 | - | 4.61 | 45,107 |
| Caribbean Countries and Territories | 0 | - | 4.80 | 112,741 |
| Canada Country Quiz | 0 | - | 4.54 | 132,381 |
| East Asia Map Quiz | 0 | - | 4.99 | 1,447,377 |
| Oceania Map Quiz | 0 | - | 4.98 | 641,188 |
| Africa Map Quiz | 0 | - | 5.00 | 2,115,768 |
| Asia Map Quiz | 0 | - | 4.99 | 915,342 |
| Canada Cities Map Quiz | 0 | - | 4.63 | 124,110 |
| All 3,143 Counties of the United States on a Map | 0 | - | 4.97 | 331,381 |
| Europe by Borders in 30 Seconds | 0 | - | 4.98 | 427,763 |
| U.S. States with the Highest Population Density | 0 | - | 4.47 | 68,359 |
| Westernmost Cities in the U.S. | 0 | - | 4.36 | 16,442 |
| Nordic Countries and Capitals | 0 | - | 4.95 | 83,589 |
| Random European Capital to Country | 0 | - | 4.98 | 190,720 |
| Random European Country to Capital | 0 | - | 4.93 | 164,874 |
| Random Asian Country to Capital | 0 | - | 4.92 | 96,331 |
| Random Asian Capital to Country | 0 | - | 4.97 | 102,660 |
| Random African Capital to Country | 0 | - | 4.97 | 100,560 |
| Random African Country to Capital | 0 | - | 4.94 | 71,126 |
| Top 10 American Countries by Coastline | 0 | - | 4.96 | 88,354 |
| Top 10 Richest Countries in the Americas | 0 | - | 4.93 | 83,676 |
| U.S. Cities by Picture #1 | 0 | - | 4.36 | 34,517 |
| Cities by Picture #2 | 0 | - | 4.19 | 35,098 |
| USA Tourist Attractions by Description #1 | 0 | - | 4.14 | 27,107 |
| Countries Across the Ocean from the U.S. | 0 | - | 3.95 | 32,239 |
| US States with an Empty Map | 0 | - | 5.00 | 623,721 |
| Last 10 U.S. States Alphabetically | 0 | - | 4.35 | 74,811 |
| Top 10 Least Populous U.S. State Capitals | 0 | - | 4.52 | 21,511 |
| Flyover States | 0 | - | 4.52 | 29,492 |
| U.S. States With Double Letters | 0 | - | 4.54 | 24,095 |
| U.S. States Bigger than Their Neighbors | 0 | - | 4.27 | 76,093 |
| 50 States, 50 Cities - Easy Version | 0 | - | 4.39 | 128,305 |
| U.S. States with the Most Gun Ownership | 0 | - | 4.45 | 29,671 |
| U.S. States with Oldest Median Age | 0 | - | 4.33 | 42,537 |
| Top 10 U.S. States with the Longest Commutes | 0 | - | 4.28 | 44,363 |
| US States with the Most Executions | 0 | - | 4.51 | 26,387 |
| Top 10 U.S. States with the Most Lighthouses | 0 | - | 4.61 | 29,047 |
| Top 10 Least-Forested U.S. States | 0 | - | 4.50 | 46,489 |
| Top 10 Least White U.S. States | 0 | - | 4.17 | 47,948 |
| U.S. Landmarks Picture Quiz | 0 | - | 4.26 | 14,735 |
| Which Island in the United States? | 0 | - | 4.29 | 29,458 |
| U.S. Cities with the Biggest Economies | 0 | - | 4.83 | 72,721 |
| Africa Capitals Quiz | 0 | - | 4.99 | 736,468 |
| Asia Capitals Quiz | 0 | - | 4.98 | 691,649 |
| US State Capitals by Proximity in 30 Seconds | 0 | - | 4.17 | 129,318 |
| US State Capitals by First Two Letters in 45 seconds | 0 | - | 4.09 | 58,136 |
| U.S State Capitals on the Sea | 0 | - | 4.53 | 26,179 |
| Countries That Use the Euro | 0 | - | 4.95 | 104,709 |
| Landlocked Countries in Africa | 0 | - | 4.99 | 46,702 |
| 10 Easternmost Countries in Europe | 0 | - | 4.89 | 114,970 |
| The Only European Country ... | 0 | - | 4.91 | 216,216 |
| Mediterranean Countries Quiz | 0 | - | 4.99 | 211,928 |
| European Countries NOT in NATO | 0 | - | 4.90 | 60,899 |
| Countries with Territorial Claims in Antarctica | 0 | - | 4.94 | 92,607 |
| Countries of Africa | 0 | - | 5.00 | 2,532,365 |
| Middle East Map Quiz | 0 | - | 4.99 | 1,381,848 |
| Oceanian Capitals - Map Quiz | 0 | - | 4.95 | 50,552 |
| South and Central Asia Map Quiz | 0 | - | 4.94 | 98,777 |
| Western Africa Map Quiz | 0 | - | 4.97 | 73,733 |
| Australia Map Quiz | 0 | - | 4.95 | 344,081 |
| Europe Cities Map Quiz | 0 | - | 4.99 | 364,167 |
| 10 Longest Rivers in the United States | 0 | - | 4.85 | 39,125 |
| African East Coast | 0 | - | 4.96 | 95,915 |
| Canadian Geography on the Map | 0 | - | 4.55 | 26,306 |
| 10 U.S. States with the Most Valuable Crops | 0 | - | 4.41 | 29,562 |
| U.S. States or European Countries by Area | 0 | - | 4.95 | 95,843 |
| U.S. States with the Lowest HDI | 0 | - | 4.47 | 28,839 |
| Louisiana Purchase with a Map | 0 | - | 4.96 | 48,458 |
| U.S. States or European Countries by Population | 0 | - | 4.97 | 132,997 |
| Which U.S. State - Multiple Choice | 0 | - | 4.48 | 20,276 |
| Top 10 U.S. States with the Highest Life Expectancy | 0 | - | 4.33 | 41,649 |
