| United States Map Quiz | 0 | - | 4.98 | 4,048,829 |
| U.S. Cities with the Most International Tourists | 0 | - | 4.87 | 70,726 |
| States of the U.S. in Alphabetical Order | 0 | - | 4.97 | 355,369 |
| Most-Visited U.S. Cities | 0 | - | 4.88 | 83,240 |
| Every U.S. Metro Area on a Map | 0 | - | 4.97 | 70,149 |
| Total United States Immigration by Country | 0 | - | 4.89 | 104,232 |
| "Do Not Travel" Countries for U.S. Citizens | 0 | - | 4.94 | 201,551 |
| U.S. National Parks Quiz | 0 | - | 4.81 | 50,741 |
| Countries of North America Quiz | 0 | - | 5.00 | 951,010 |
| Canada Provinces Map Quiz | 0 | - | 4.99 | 609,381 |
| Most-Visited Countries by Americans | 0 | - | 4.86 | 101,608 |
| Countries that Visit the United States the Most | 0 | - | 4.95 | 85,381 |
| Pixelated United States Map | 0 | - | 4.90 | 88,087 |
| The 13 Colonies Quiz | 0 | - | 4.97 | 109,920 |
| U.S. States with the Letter Y | 0 | - | 4.84 | 104,502 |
| 10 Southernmost U.S. States | 0 | - | 4.88 | 106,684 |
| U.S. States with Short Names | 0 | - | 4.89 | 140,225 |
| U.S. States that Start with M | 0 | - | 4.92 | 177,938 |
| U.S. States By Population | 0 | - | 4.90 | 136,863 |
| U.S. States that Start with N | 0 | - | 4.94 | 164,017 |
| U.S. States with Longest Names | 0 | - | 4.87 | 40,461 |
| 10 Northernmost U.S. States | 0 | - | 4.90 | 78,915 |
| 10 Westernmost U.S. States | 0 | - | 4.95 | 61,355 |
| The Only Remaining U.S. State . . . | 0 | - | 4.94 | 60,841 |
| Top 10 Largest U.S. States by Area | 0 | - | 4.94 | 153,555 |
| Top 10 Smallest U.S. States by Area | 0 | - | 4.98 | 173,493 |
| Top 10 Poorest U.S. States by Median Income | 0 | - | 4.86 | 120,079 |
| U.S. States with the Highest Percentage of Hispanics | 0 | - | 4.83 | 66,867 |
| Top 10 Newest U.S. States | 0 | - | 4.84 | 82,990 |
| Central America and Caribbean Map Quiz | 0 | - | 4.89 | 882,005 |
| Top 10 Least Populous U.S. States | 0 | - | 4.93 | 182,999 |
| Top 10 Most Populous U.S. States | 0 | - | 4.97 | 160,084 |
| Most Guessed U.S. Cities | 0 | - | 4.88 | 98,671 |
| North America Capitals Quiz | 0 | - | 4.99 | 202,065 |
| US State Capitals Quiz - No Hints | 0 | - | 4.98 | 90,088 |
| 10 Westernmost U.S. State Capitals | 0 | - | 4.89 | 46,276 |
| Countries that Beat the United States | 0 | - | 4.93 | 157,470 |
| North American Capitals - Map Quiz | 0 | - | 4.89 | 52,276 |
| Top 10 Most-Visited U.S. States | 0 | - | 4.90 | 96,185 |
| Canada Provinces and Territories | 0 | - | 4.99 | 310,945 |
| All First-Level Subdivisions of North America on a Map | 0 | - | 4.97 | 55,127 |
| Europe by Borders in 30 Seconds | 0 | - | 4.98 | 408,628 |
| U.S. States with the Most Immigrants | 0 | - | 4.84 | 78,317 |
| Capitals of Canadian Provinces | 0 | - | 4.87 | 83,569 |
| Central American Countries | 0 | - | 4.98 | 147,887 |
| Caribbean Countries and Territories | 0 | - | 4.81 | 108,965 |
| Caribbean / Lesser Antilles Map Quiz | 0 | - | 4.99 | 123,438 |
| Mexico States Map Quiz | 0 | - | 4.81 | 97,559 |
| States of Mexico | 0 | - | 4.93 | 157,321 |
| U.S. States with the Lowest Population Density | 0 | - | 4.92 | 91,295 |
| Most Mentioned Enemies of the USA | 0 | - | 4.77 | 168,597 |
| Countries Closest to Canada | 0 | - | 4.90 | 191,708 |
| Territories of the United States | 0 | - | 4.78 | 50,673 |
| Five Biggest Immigrant Groups by Decade in the US | 0 | - | 4.75 | 37,374 |
| South America Map Quiz | 0 | - | 5.00 | 1,489,641 |
| Flags of North and South America Quiz | 0 | - | 4.99 | 334,049 |
| U.S Cities by African-American Population | 0 | - | 4.41 | 92,699 |
| 1M Cities by Proximity - United States | 0 | - | 4.54 | 144,922 |
| Biggest Cities in a Strip of the United States Map | 0 | - | 4.74 | 38,716 |
| Countries with American Expatriates | 0 | - | 4.55 | 41,799 |
| United States Country Quiz | 0 | - | 4.45 | 95,692 |
| Latin American Countries Map Quiz | 0 | - | 4.97 | 119,047 |
| United States Landmarks Map Quiz | 0 | - | 4.55 | 39,372 |
| Asian Countries Americans Travel to the Most | 0 | - | 4.74 | 57,876 |
| Busiest Air Routes from the U.S. | 0 | - | 4.47 | 75,089 |
| Southernmost Major Cities in the U.S. | 0 | - | 4.40 | 35,598 |
| Northernmost Major Cities in the U.S. | 0 | - | 4.36 | 41,817 |
| U.S. Cities with the Most Homeless People | 0 | - | 4.28 | 32,786 |
| U.S. Cities with the Highest Murder Rate | 0 | - | 4.54 | 134,609 |
| South America Capitals Quiz | 0 | - | 5.00 | 454,930 |
| American Countries with the Shortest Names | 0 | - | 4.96 | 106,179 |
| The Only American Country ... | 0 | - | 4.93 | 115,567 |
| European Countries with One Border | 0 | - | 4.97 | 174,828 |
| European Countries with the Fewest Borders | 0 | - | 4.98 | 171,132 |
| New England States | 0 | - | 4.51 | 58,836 |
| US States by Land Area | 0 | - | 4.63 | 50,714 |
| Top 10 U.S. States by Inland Water Area | 0 | - | 4.52 | 37,267 |
| Add a Letter - Make a U.S. State | 0 | - | 4.71 | 79,856 |
| Top 10 Widest U.S. States East to West | 0 | - | 4.71 | 53,668 |
| Top 10 Tallest U.S. States North to South | 0 | - | 4.77 | 39,194 |
| U.S. States by Borders | 0 | - | 4.61 | 33,856 |
| 10 Easternmost U.S. States | 0 | - | 4.55 | 54,809 |
| The Only U.S. State ... #1 | 0 | - | 4.52 | 85,268 |
| 50 States, 50 Cities - Hard Version | 0 | - | 4.46 | 42,435 |
| U.S. States with the Most Expensive Home Prices | 0 | - | 4.48 | 97,196 |
| Top 10 Most African-American U.S. States | 0 | - | 4.46 | 73,258 |
| Top 10 Most Asian U.S. States | 0 | - | 4.79 | 73,152 |
| Top 10 Most Obese U.S. States | 0 | - | 4.54 | 80,204 |
| Top 10 Least Obese U.S. States | 0 | - | 4.77 | 71,856 |
| Top 10 Most-Educated U.S. States | 0 | - | 4.47 | 81,014 |
| U.S. States with the Highest Rates of Homelessness | 0 | - | 4.44 | 50,719 |
| Top 10 Most White U.S. States | 0 | - | 4.50 | 78,010 |
| Top 10 Most German U.S. States | 0 | - | 4.49 | 57,227 |
| Belize Country Quiz | 0 | - | 4.87 | 19,921 |
| Europe Map Quiz | 0 | - | 5.00 | 4,544,470 |
| US States Quiz | 0 | - | 5.00 | 15,817,806 |
| Fastest Growing U.S. States Since 1960 | 0 | - | 4.47 | 67,015 |
| North America Cities by Map | 0 | - | 4.41 | 46,686 |
| Important Places in U.S. History | 0 | - | 4.25 | 36,989 |
| World Capitals by First Two Letters in 90 Seconds | 0 | - | 4.36 | 242,212 |
| Speed Capital to U.S. State | 0 | - | 4.45 | 110,605 |
| 10 Southernmost U.S. State Capitals | 0 | - | 4.51 | 38,158 |
| 10 Northernmost U.S. State Capitals | 0 | - | 4.56 | 34,990 |
| U.S. Suburbs Quiz | 0 | - | 4.47 | 17,963 |
| Top 10 Biggest Economies in the Americas | 0 | - | 4.93 | 86,974 |
| Countries Bordering the Mediterranean - Map Quiz | 0 | - | 4.85 | 85,630 |
| Brazil States Map Quiz | 0 | - | 4.84 | 44,002 |
| Largest United States Airlines | 0 | - | 4.38 | 53,495 |
| States of Brazil | 0 | - | 4.97 | 77,973 |
| All First-Level Subdivisions of South America on a Map | 0 | - | 4.90 | 46,690 |
| American Countries With No Atlantic Coastline | 0 | - | 4.94 | 89,268 |
| Canada Immigration by Country | 0 | - | 4.51 | 59,997 |
| Countries of South America with an Empty Map | 0 | - | 4.94 | 100,011 |
| U.S. States with the Highest Percentage of Farmland | 0 | - | 4.74 | 55,336 |
| U.S. States with the Lowest Percentage of Farmland | 0 | - | 4.74 | 54,140 |
| Top 10 U.S. States That Grow the Most Corn | 0 | - | 4.52 | 35,150 |
| Top 10 U.S. States with the Highest Elevation | 0 | - | 4.51 | 67,062 |
| U.S. States with the Lowest Average Elevation | 0 | - | 4.55 | 37,675 |
| U.S. States With the Highest Average Elevation | 0 | - | 4.61 | 32,087 |
| Top 10 U.S. States with the Lowest Life Expectancy | 0 | - | 4.64 | 43,942 |
| Canada Country Quiz | 0 | - | 4.53 | 127,168 |
| East Asia Map Quiz | 0 | - | 4.99 | 1,397,116 |
| Oceania Map Quiz | 0 | - | 4.98 | 603,477 |
| Africa Map Quiz | 0 | - | 5.00 | 2,030,936 |
| Asia Map Quiz | 0 | - | 4.99 | 853,409 |
| Canada Cities Map Quiz | 0 | - | 4.53 | 113,000 |
| U.S. States with the Highest Population Density | 0 | - | 4.47 | 67,636 |
| Westernmost Cities in the U.S. | 0 | - | 4.38 | 16,095 |
| Top 10 American Countries by Coastline | 0 | - | 4.96 | 86,464 |
| Top 10 Richest Countries in the Americas | 0 | - | 4.89 | 73,332 |
| Countries that Border Hungary | 0 | - | 4.98 | 100,650 |
| Countries Bordering Austria | 0 | - | 4.97 | 114,414 |
| Countries Bordering Tanzania | 0 | - | 4.97 | 68,276 |
| Countries Bordering Iran | 0 | - | 4.83 | 92,209 |
| Countries Bordering D.R. Congo | 0 | - | 4.97 | 62,409 |
| Countries that Border Iraq | 0 | - | 4.97 | 105,340 |
| Countries Bordering Kenya | 0 | - | 4.86 | 60,555 |
| Countries Bordering Myanmar | 0 | - | 4.85 | 74,545 |
| Countries Bordering Saudi Arabia | 0 | - | 4.95 | 115,533 |
| Countries Bordering Serbia | 0 | - | 4.96 | 88,037 |
| Countries Bordering South Africa | 0 | - | 4.97 | 80,159 |
| Countries Bordering Turkey | 0 | - | 4.98 | 113,302 |
| Countries Closest to the U. S. | 0 | - | 4.40 | 202,743 |
| U.S. Cities by Picture #1 | 0 | - | 4.37 | 33,264 |
| Cities by Picture #2 | 0 | - | 4.22 | 33,879 |
| USA Tourist Attractions by Description #1 | 0 | - | 4.09 | 26,558 |
| US States with an Empty Map | 0 | - | 5.00 | 590,897 |
| Last 10 U.S. States Alphabetically | 0 | - | 4.35 | 73,060 |
| Top 10 Least Populous U.S. State Capitals | 0 | - | 4.50 | 21,094 |
| Flyover States | 0 | - | 4.52 | 28,792 |
| U.S. States With Double Letters | 0 | - | 4.65 | 22,640 |
| U.S. States Bigger than Their Neighbors | 0 | - | 4.26 | 73,983 |
| 50 States, 50 Cities - Easy Version | 0 | - | 4.39 | 124,453 |
| U.S. States with the Most Gun Ownership | 0 | - | 4.46 | 28,791 |
| U.S. States with the Cheapest Home Prices | 0 | - | 4.65 | 31,537 |
| U.S. States with Oldest Median Age | 0 | - | 4.32 | 40,912 |
| Top 10 U.S. States with the Longest Commutes | 0 | - | 4.29 | 42,953 |
| Top 10 Least-Educated U.S. States | 0 | - | 4.40 | 71,238 |
| US States with the Most Executions | 0 | - | 4.51 | 26,073 |
| Top 10 U.S. States with the Most Lighthouses | 0 | - | 4.61 | 28,098 |
| Top 10 Least-Forested U.S. States | 0 | - | 4.49 | 44,966 |
| U.S. Landmarks Picture Quiz | 0 | - | 4.25 | 14,197 |
| Which Island in the United States? | 0 | - | 4.19 | 18,955 |
| U.S. Cities with the Biggest Economies | 0 | - | 4.83 | 67,493 |
| Africa Capitals Quiz | 0 | - | 4.99 | 688,348 |
| Asia Capitals Quiz | 0 | - | 4.97 | 647,608 |
| US State Capitals by Proximity in 30 Seconds | 0 | - | 4.16 | 125,264 |
| US State Capitals by First Two Letters in 45 seconds | 0 | - | 4.06 | 57,408 |
| U.S State Capitals on the Sea | 0 | - | 4.53 | 25,673 |
| 10 Easternmost U.S. State Capitals | 0 | - | 4.48 | 29,742 |
| Countries That Use the Euro | 0 | - | 4.92 | 75,390 |
| 10 Easternmost Countries in Europe | 0 | - | 4.89 | 104,051 |
| The Only European Country ... | 0 | - | 4.92 | 197,219 |
| Mediterranean Countries Quiz | 0 | - | 4.99 | 201,594 |
| Countries with Territorial Claims in Antarctica | 0 | - | 4.93 | 89,368 |
| Countries with the Most Borders | 0 | - | 4.97 | 372,697 |
| Countries of Africa | 0 | - | 5.00 | 2,349,773 |
| Countries Closest to United States by Continent | 0 | - | 4.99 | 139,954 |
| Countries of Africa by Borders in 30 Seconds | 0 | - | 4.43 | 347,076 |
| Asian Countries by Borders in 30 Seconds | 0 | - | 4.45 | 397,715 |
| Most-Visited Countries by Canadians | 0 | - | 4.77 | 38,599 |
| Middle East Map Quiz | 0 | - | 4.99 | 1,337,991 |
| Oceanian Capitals - Map Quiz | 0 | - | 4.95 | 45,561 |
| South and Central Asia Map Quiz | 0 | - | 4.93 | 89,310 |
| Western Africa Map Quiz | 0 | - | 4.97 | 67,866 |
| Australia Map Quiz | 0 | - | 4.94 | 333,216 |
| Europe Cities Map Quiz | 0 | - | 4.99 | 350,502 |
| European Countries with the Fewest Overnight Visitors | 0 | - | 4.84 | 40,628 |
| All 3,143 Counties of the United States on a Map | 0 | - | 4.96 | 305,841 |
| 10 Longest Rivers in the United States | 0 | - | 4.84 | 37,092 |
| African East Coast | 0 | - | 4.96 | 90,183 |
| Canadian Geography on the Map | 0 | - | 4.58 | 25,246 |
| U.S. States or European Countries by Area | 0 | - | 4.95 | 87,402 |
| U.S. States with the Lowest HDI | 0 | - | 4.46 | 28,226 |
| Louisiana Purchase with a Map | 0 | - | 4.96 | 41,968 |
| U.S. States or European Countries by Population | 0 | - | 4.98 | 124,263 |
| Which U.S. State - Multiple Choice | 0 | - | 4.48 | 19,734 |
| Top 10 U.S. States with the Highest Life Expectancy | 0 | - | 4.33 | 41,017 |
| Geography of California | 0 | - | 4.23 | 10,139 |
| American TV Show Settings Quiz | 0 | - | 4.35 | 30,203 |
