| United States Map Quiz | 0 | - | 4.98 | 4,139,514 |
| Every U.S. Metro Area on a Map | 0 | - | 4.97 | 80,575 |
| Pixelated United States Map | 0 | - | 4.89 | 93,284 |
| U.S. Cities with the Most International Tourists | 0 | - | 4.88 | 74,744 |
| All First-Level Subdivisions of North America on a Map | 0 | - | 4.97 | 62,781 |
| U.S. State Border Crossings | 0 | - | 4.97 | 95,830 |
| States of the U.S. in Alphabetical Order | 0 | - | 4.98 | 365,041 |
| Most-Visited U.S. Cities | 0 | - | 4.85 | 92,048 |
| Total United States Immigration by Country | 0 | - | 4.91 | 110,506 |
| "Do Not Travel" Countries for U.S. Citizens | 0 | - | 4.97 | 239,934 |
| Name the U.S. National Parks | 0 | - | 4.85 | 57,393 |
| Countries of North America Quiz | 0 | - | 5.00 | 1,010,363 |
| Canada Provinces Map Quiz | 0 | - | 4.99 | 635,283 |
| Canada Provinces and Territories | 0 | - | 5.00 | 337,236 |
| Most-Visited Countries by Americans | 0 | - | 4.87 | 108,269 |
| Countries that Visit the United States the Most | 0 | - | 4.96 | 90,705 |
| The 13 Colonies Quiz | 0 | - | 4.97 | 116,565 |
| U.S. States with the Letter Y | 0 | - | 4.85 | 110,198 |
| 10 Southernmost U.S. States | 0 | - | 4.88 | 112,259 |
| U.S. States with Short Names | 0 | - | 4.91 | 147,471 |
| U.S. States that Start with M | 0 | - | 4.93 | 185,744 |
| U.S. States By Population | 0 | - | 4.92 | 152,245 |
| U.S. States that Start with N | 0 | - | 4.95 | 170,238 |
| U.S. States with Longest Names | 0 | - | 4.84 | 43,770 |
| 10 Northernmost U.S. States | 0 | - | 4.90 | 81,832 |
| U.S. States with a Unique First Letter | 0 | - | 4.96 | 87,440 |
| 10 Westernmost U.S. States | 0 | - | 4.95 | 63,701 |
| The Only Remaining U.S. State . . . | 0 | - | 4.92 | 64,779 |
| Top 10 Largest U.S. States by Area | 0 | - | 4.95 | 158,767 |
| Top 10 Smallest U.S. States by Area | 0 | - | 4.98 | 177,026 |
| Top 10 Poorest U.S. States by Median Income | 0 | - | 4.86 | 124,389 |
| U.S. States with the Highest Percentage of Hispanics | 0 | - | 4.85 | 69,019 |
| Top 10 Newest U.S. States | 0 | - | 4.85 | 85,605 |
| Top 10 U.S. States Where the Rent is Too Dang High | 0 | - | 4.84 | 66,728 |
| Central America and Caribbean Map Quiz | 0 | - | 4.89 | 899,470 |
| Top 10 Least Populous U.S. States | 0 | - | 4.94 | 190,232 |
| Top 10 Most Populous U.S. States | 0 | - | 4.97 | 171,990 |
| Most Guessed U.S. Cities | 0 | - | 4.88 | 104,683 |
| North America Capitals Quiz | 0 | - | 4.99 | 216,480 |
| US State Capitals Quiz - No Hints | 0 | - | 4.98 | 94,430 |
| 10 Westernmost U.S. State Capitals | 0 | - | 4.90 | 47,818 |
| Countries that Beat the United States | 0 | - | 4.93 | 165,375 |
| North American Capitals - Map Quiz | 0 | - | 4.87 | 56,851 |
| Top 10 Most-Visited U.S. States | 0 | - | 4.90 | 100,957 |
| U.S. States with the Most Immigrants | 0 | - | 4.84 | 81,855 |
| Biggest Cities in a Strip of the United States Map | 0 | - | 4.73 | 40,539 |
| Capitals of Canadian Provinces | 0 | - | 4.85 | 88,292 |
| Central American Countries | 0 | - | 4.98 | 154,908 |
| Caribbean / Lesser Antilles Map Quiz | 0 | - | 4.99 | 145,544 |
| Mexico States Map Quiz | 0 | - | 4.84 | 103,665 |
| States of Mexico | 0 | - | 4.95 | 173,008 |
| All First-Level Subdivisions of South America on a Map | 0 | - | 4.92 | 52,759 |
| Countries of South America with an Empty Map | 0 | - | 4.94 | 104,038 |
| U.S. States with the Lowest Population Density | 0 | - | 4.92 | 93,564 |
| African East Coast | 0 | - | 4.96 | 94,911 |
| Southernmost Major Cities in the U.S. | 0 | - | 4.43 | 36,442 |
| North America Cities by Map | 0 | - | 4.41 | 47,591 |
| Most Mentioned Enemies of the USA | 0 | - | 4.77 | 174,425 |
| Countries Closest to Canada | 0 | - | 4.90 | 197,228 |
| Territories of the United States | 0 | - | 4.79 | 52,098 |
| Five Biggest Immigrant Groups by Decade in the US | 0 | - | 4.78 | 39,341 |
| South America Map Quiz | 0 | - | 5.00 | 1,540,213 |
| Flags of North and South America | 0 | - | 4.99 | 365,426 |
| U.S Cities by African-American Population | 0 | - | 4.42 | 94,663 |
| 15 Largest Cities in Africa With a Map | 0 | - | 4.95 | 109,239 |
| 1M Cities by Proximity - United States | 0 | - | 4.55 | 149,588 |
| Countries with American Expatriates | 0 | - | 4.53 | 42,453 |
| United States Country Quiz | 0 | - | 4.43 | 100,460 |
| Latin American Countries Map Quiz | 0 | - | 4.97 | 127,934 |
| United States Landmarks Map Quiz | 0 | - | 4.55 | 40,060 |
| Asian Countries Americans Travel to the Most | 0 | - | 4.75 | 59,595 |
| Busiest Air Routes from the U.S. | 0 | - | 4.46 | 76,572 |
| All First-Level Subdivisions of Europe on a Map | 0 | - | 4.98 | 167,505 |
| All First-Level Subdivisions of Asia on a Map | 0 | - | 4.93 | 49,011 |
| All First-Level Subdivisions of Africa on a Map | 0 | - | 4.92 | 32,580 |
| Top Asian Languages on a Map | 0 | - | 4.94 | 70,578 |
| Top African Languages on a Map | 0 | - | 4.92 | 72,240 |
| Countries of Europe with an Empty Map | 0 | - | 5.00 | 307,552 |
| Countries of Africa with an Empty Map | 0 | - | 5.00 | 241,438 |
| Countries of Asia with an Empty Map | 0 | - | 4.98 | 228,590 |
| Northernmost Major Cities in the U.S. | 0 | - | 4.38 | 48,513 |
| U.S. Cities with the Most Homeless People | 0 | - | 4.31 | 33,447 |
| U.S. Cities with the Highest Murder Rate | 0 | - | 4.55 | 137,582 |
| South America Capitals Quiz | 0 | - | 5.00 | 476,767 |
| American Countries with the Shortest Names | 0 | - | 4.96 | 120,249 |
| Mediterranean Countries with an Empty Map | 0 | - | 4.99 | 104,287 |
| The Only American Country ... | 0 | - | 4.92 | 120,652 |
| Countries Closest to the U. S. | 0 | - | 4.41 | 207,658 |
| All First-Level Subdivisions of Oceania on a Map | 0 | - | 4.97 | 26,874 |
| Pixelated Africa Map | 0 | - | 4.98 | 98,941 |
| Pixelated Asia Map | 0 | - | 4.90 | 72,279 |
| Pixelated Europe Map | 0 | - | 4.88 | 121,634 |
| Canadian Geography on the Map | 0 | - | 4.55 | 26,174 |
| Countries of Europe in 1815 With a Map | 0 | - | 4.99 | 148,753 |
| New England States | 0 | - | 4.51 | 59,695 |
| U.S. States by Land Area | 0 | - | 4.61 | 52,414 |
| Top 10 U.S. States by Inland Water Area | 0 | - | 4.53 | 37,872 |
| Add a Letter - Make a U.S. State | 0 | - | 4.72 | 82,255 |
| Top 10 Widest U.S. States East to West | 0 | - | 4.69 | 55,589 |
| Top 10 Tallest U.S. States North to South | 0 | - | 4.74 | 40,630 |
| U.S. States by Borders | 0 | - | 4.63 | 35,043 |
| 10 Easternmost U.S. States | 0 | - | 4.53 | 56,207 |
| The Only U.S. State ... #1 | 0 | - | 4.52 | 101,083 |
| 50 States, 50 Cities - Hard Version | 0 | - | 4.46 | 43,963 |
| U.S. States with the Most Expensive Home Prices | 0 | - | 4.48 | 99,264 |
| U.S. States with the Cheapest Home Prices | 0 | - | 4.70 | 32,746 |
| Top 10 Most African-American U.S. States | 0 | - | 4.46 | 74,385 |
| Top 10 Most Asian U.S. States | 0 | - | 4.80 | 74,830 |
| Top 10 Most Obese U.S. States | 0 | - | 4.54 | 81,189 |
| Top 10 Least Obese U.S. States | 0 | - | 4.75 | 73,381 |
| Top 10 Least-Educated U.S. States | 0 | - | 4.43 | 89,887 |
| Top 10 Most-Educated U.S. States | 0 | - | 4.48 | 84,250 |
| U.S. States with the Highest Rates of Homelessness | 0 | - | 4.43 | 52,124 |
| Top 10 Most White U.S. States | 0 | - | 4.49 | 81,779 |
| Top 10 Most German U.S. States | 0 | - | 4.48 | 59,509 |
| Belize Country Quiz | 0 | - | 4.85 | 20,781 |
| Europe Map Quiz | 0 | - | 5.00 | 4,727,080 |
| US States Quiz | 0 | - | 5.00 | 16,677,782 |
| Fastest Growing U.S. States Since 1960 | 0 | - | 4.48 | 75,747 |
| Cities in U.S. History #1 | 0 | - | 4.25 | 37,504 |
| World Capitals by First Two Letters in 90 Seconds | 0 | - | 4.35 | 245,734 |
| Speed Capital to U.S. State | 0 | - | 4.46 | 113,455 |
| 10 Southernmost U.S. State Capitals | 0 | - | 4.51 | 38,884 |
| 10 Northernmost U.S. State Capitals | 0 | - | 4.57 | 35,633 |
| 10 Easternmost U.S. State Capitals | 0 | - | 4.50 | 34,484 |
| U.S. Suburbs Quiz | 0 | - | 4.47 | 18,334 |
| Top 10 Biggest Economies in the Americas | 0 | - | 4.94 | 90,999 |
| Countries in Southeast Asia With an Empty Map | 0 | - | 4.97 | 100,720 |
| Brazil States Map Quiz | 0 | - | 4.85 | 47,311 |
| Largest United States Airlines | 0 | - | 4.39 | 54,812 |
| States of Brazil | 0 | - | 4.98 | 86,181 |
| American Countries With No Atlantic Coastline | 0 | - | 4.94 | 91,832 |
| Canada Immigration by Country | 0 | - | 4.51 | 62,159 |
| Countries of the Mongol Empire on a Map | 0 | - | 4.99 | 105,700 |
| U.S. States with the Highest Percentage of Farmland | 0 | - | 4.80 | 65,252 |
| U.S. States with the Lowest Percentage of Farmland | 0 | - | 4.74 | 55,010 |
| Top 10 U.S. States That Grow the Most Corn | 0 | - | 4.52 | 36,002 |
| Top 10 U.S. States with the Highest Elevation | 0 | - | 4.51 | 67,754 |
| U.S. States with the Lowest Average Elevation | 0 | - | 4.55 | 38,379 |
| U.S. States With the Highest Average Elevation | 0 | - | 4.61 | 32,650 |
| Top 10 U.S. States with the Lowest Life Expectancy | 0 | - | 4.67 | 44,945 |
| South American Cities on the Map | 0 | - | 4.57 | 35,225 |
| Caribbean Countries and Territories | 0 | - | 4.80 | 112,270 |
| Countries by Borders in 90 Seconds | 0 | - | 4.99 | 3,797,279 |
| Canada Country Quiz | 0 | - | 4.54 | 131,621 |
| East Asia Map Quiz | 0 | - | 4.99 | 1,436,952 |
| Oceania Map Quiz | 0 | - | 4.98 | 634,419 |
| Africa Map Quiz | 0 | - | 5.00 | 2,102,640 |
| Asia Map Quiz | 0 | - | 4.99 | 905,672 |
| Canada Cities Map Quiz | 0 | - | 4.63 | 123,552 |
| All 3,143 Counties of the United States on a Map | 0 | - | 4.97 | 327,511 |
| Europe by Borders in 30 Seconds | 0 | - | 4.98 | 424,813 |
| U.S. States with the Highest Population Density | 0 | - | 4.47 | 68,261 |
| Countries by First Two Letters in 90 Seconds | 0 | - | 4.98 | 5,583,402 |
| Westernmost Cities in the U.S. | 0 | - | 4.36 | 16,394 |
| Top 10 American Countries by Coastline | 0 | - | 4.96 | 88,038 |
| Top 10 Richest Countries in the Americas | 0 | - | 4.90 | 76,040 |
| U.S. Cities by Picture #1 | 0 | - | 4.37 | 34,322 |
| Cities by Picture #2 | 0 | - | 4.19 | 34,914 |
| USA Tourist Attractions by Description #1 | 0 | - | 4.14 | 27,027 |
| Countries and States in the Caucasus | 0 | - | 4.46 | 51,107 |
| US States with an Empty Map | 0 | - | 5.00 | 618,071 |
| Last 10 U.S. States Alphabetically | 0 | - | 4.35 | 74,565 |
| Top 10 Least Populous U.S. State Capitals | 0 | - | 4.52 | 21,450 |
| Flyover States | 0 | - | 4.52 | 29,375 |
| U.S. States With Double Letters | 0 | - | 4.54 | 23,886 |
| U.S. States Bigger than Their Neighbors | 0 | - | 4.27 | 75,764 |
| 50 States, 50 Cities - Easy Version | 0 | - | 4.39 | 127,952 |
| U.S. States with the Most Gun Ownership | 0 | - | 4.44 | 29,564 |
| U.S. States with Oldest Median Age | 0 | - | 4.33 | 42,334 |
| Top 10 U.S. States with the Longest Commutes | 0 | - | 4.28 | 44,128 |
| US States with the Most Executions | 0 | - | 4.51 | 26,346 |
| Top 10 U.S. States with the Most Lighthouses | 0 | - | 4.61 | 28,902 |
| Top 10 Least-Forested U.S. States | 0 | - | 4.50 | 46,290 |
| Top 10 Least White U.S. States | 0 | - | 4.17 | 47,559 |
| Slowest Growing U.S. States Since 1960 | 0 | - | 4.40 | 40,049 |
| U.S. Landmarks Picture Quiz | 0 | - | 4.26 | 14,649 |
| Which Island in the United States? | 0 | - | 4.29 | 29,119 |
| 100 Biggest Cities on a World Map | 0 | - | 4.99 | 413,203 |
| U.S. Cities with the Biggest Economies | 0 | - | 4.83 | 71,931 |
| Name a City - European Countries | 0 | - | 4.92 | 64,267 |
| Africa Capitals Quiz | 0 | - | 4.99 | 729,334 |
| Asia Capitals Quiz | 0 | - | 4.98 | 684,812 |
| World Capitals by Map | 0 | - | 5.00 | 282,802 |
| Capital Cities in a Ring of the World Map | 0 | - | 4.95 | 57,597 |
| US State Capitals by Proximity in 30 Seconds | 0 | - | 4.17 | 128,733 |
| US State Capitals by First Two Letters in 45 seconds | 0 | - | 4.09 | 58,015 |
| U.S State Capitals on the Sea | 0 | - | 4.53 | 26,116 |
| Countries That Use the Euro | 0 | - | 4.96 | 102,713 |
| Landlocked Countries in Africa | 0 | - | 4.99 | 45,708 |
| 10 Easternmost Countries in Europe | 0 | - | 4.89 | 113,325 |
| The Only European Country ... | 0 | - | 4.91 | 213,468 |
| Mediterranean Countries Quiz | 0 | - | 4.99 | 209,816 |
| Countries of the World in 1900 | 0 | - | 4.89 | 83,298 |
| Countries of the World in 1914 with a Map | 0 | - | 4.99 | 192,862 |
| Countries of the World in 1945 with a Map | 0 | - | 5.00 | 148,565 |
| European Countries NOT in NATO | 0 | - | 4.87 | 59,308 |
| Countries with Territorial Claims in Antarctica | 0 | - | 4.94 | 92,152 |
| Countries of Africa | 0 | - | 5.00 | 2,504,146 |
| Countries Closest to United States by Continent | 0 | - | 4.99 | 145,262 |
