| United States Map Quiz | 0 | - | 4.98 | 4,165,539 |
| Every U.S. Metro Area on a Map | 0 | - | 4.97 | 82,187 |
| Pixelated United States Map | 0 | - | 4.88 | 94,551 |
| U.S. Cities with the Most International Tourists | 0 | - | 4.88 | 75,710 |
| All First-Level Subdivisions of North America on a Map | 0 | - | 4.97 | 64,538 |
| U.S. State Border Crossings | 0 | - | 4.97 | 96,692 |
| States of the U.S. in Alphabetical Order | 0 | - | 4.98 | 368,011 |
| Most-Visited U.S. Cities | 0 | - | 4.85 | 94,410 |
| Total United States Immigration by Country | 0 | - | 4.91 | 112,012 |
| "Do Not Travel" Countries for U.S. Citizens | 0 | - | 4.97 | 245,308 |
| Name the U.S. National Parks | 0 | - | 4.86 | 60,216 |
| Countries of North America Quiz | 0 | - | 5.00 | 1,027,334 |
| Canada Provinces Map Quiz | 0 | - | 4.99 | 642,440 |
| Canada Provinces and Territories | 0 | - | 5.00 | 344,412 |
| Most-Visited Countries by Americans | 0 | - | 4.86 | 110,099 |
| Countries that Visit the United States the Most | 0 | - | 4.96 | 92,107 |
| The 13 Colonies Quiz | 0 | - | 4.97 | 118,618 |
| U.S. States with the Letter Y | 0 | - | 4.85 | 111,837 |
| 10 Southernmost U.S. States | 0 | - | 4.89 | 113,849 |
| U.S. States with Short Names | 0 | - | 4.91 | 149,472 |
| U.S. States that Start with M | 0 | - | 4.93 | 187,818 |
| U.S. States By Population | 0 | - | 4.92 | 153,837 |
| U.S. States that Start with N | 0 | - | 4.95 | 171,843 |
| U.S. States with Longest Names | 0 | - | 4.84 | 44,662 |
| 10 Northernmost U.S. States | 0 | - | 4.90 | 82,854 |
| U.S. States with a Unique First Letter | 0 | - | 4.96 | 88,607 |
| 10 Westernmost U.S. States | 0 | - | 4.95 | 64,389 |
| The Only Remaining U.S. State . . . | 0 | - | 4.93 | 65,871 |
| Top 10 Largest U.S. States by Area | 0 | - | 4.95 | 160,377 |
| Top 10 Smallest U.S. States by Area | 0 | - | 4.98 | 178,001 |
| Top 10 Poorest U.S. States by Median Income | 0 | - | 4.86 | 125,477 |
| U.S. States with the Highest Percentage of Hispanics | 0 | - | 4.85 | 69,712 |
| Top 10 Newest U.S. States | 0 | - | 4.85 | 86,494 |
| Top 10 U.S. States Where the Rent is Too Dang High | 0 | - | 4.85 | 67,813 |
| Central America and Caribbean Map Quiz | 0 | - | 4.89 | 903,300 |
| Top 10 Least Populous U.S. States | 0 | - | 4.94 | 192,096 |
| Top 10 Most Populous U.S. States | 0 | - | 4.97 | 176,840 |
| Most Guessed U.S. Cities | 0 | - | 4.89 | 106,564 |
| North America Capitals Quiz | 0 | - | 4.99 | 220,992 |
| US State Capitals Quiz - No Hints | 0 | - | 4.98 | 95,394 |
| 10 Westernmost U.S. State Capitals | 0 | - | 4.90 | 48,220 |
| Countries that Beat the United States | 0 | - | 4.93 | 168,040 |
| North American Capitals - Map Quiz | 0 | - | 4.88 | 58,342 |
| Top 10 Most-Visited U.S. States | 0 | - | 4.90 | 102,039 |
| U.S. States with the Most Immigrants | 0 | - | 4.85 | 82,668 |
| Biggest Cities in a Strip of the United States Map | 0 | - | 4.74 | 41,097 |
| Cities on Route 66 on a Map | 0 | - | 4.53 | 33,209 |
| Capitals of Canadian Provinces | 0 | - | 4.85 | 89,356 |
| Central American Countries | 0 | - | 4.98 | 156,952 |
| Caribbean Countries and Territories | 0 | - | 4.81 | 113,055 |
| Caribbean / Lesser Antilles Map Quiz | 0 | - | 4.99 | 149,407 |
| Mexico States Map Quiz | 0 | - | 4.84 | 105,325 |
| States of Mexico | 0 | - | 4.96 | 177,230 |
| All First-Level Subdivisions of South America on a Map | 0 | - | 4.92 | 54,342 |
| Countries of South America with an Empty Map | 0 | - | 4.94 | 105,224 |
| U.S. States with the Lowest Population Density | 0 | - | 4.92 | 94,000 |
| African East Coast | 0 | - | 4.96 | 96,436 |
| Southernmost Major Cities in the U.S. | 0 | - | 4.43 | 36,646 |
| North America Cities by Map | 0 | - | 4.41 | 47,878 |
| Most Mentioned Enemies of the USA | 0 | - | 4.77 | 175,827 |
| Most-Visited Countries by Canadians | 0 | - | 4.83 | 39,497 |
| Countries Closest to Canada | 0 | - | 4.91 | 198,742 |
| Territories of the United States | 0 | - | 4.80 | 52,503 |
| Five Biggest Immigrant Groups by Decade in the US | 0 | - | 4.79 | 39,777 |
| South America Map Quiz | 0 | - | 5.00 | 1,552,766 |
| Flags of North and South America | 0 | - | 4.99 | 375,084 |
| U.S Cities by African-American Population | 0 | - | 4.42 | 95,469 |
| 15 Largest Cities in Africa With a Map | 0 | - | 4.96 | 111,118 |
| 1M Cities by Proximity - United States | 0 | - | 4.63 | 151,492 |
| Countries with American Expatriates | 0 | - | 4.53 | 42,630 |
| United States Country Quiz | 0 | - | 4.43 | 101,863 |
| Latin American Countries Map Quiz | 0 | - | 4.97 | 130,269 |
| United States Landmarks Map Quiz | 0 | - | 4.55 | 40,232 |
| Asian Countries Americans Travel to the Most | 0 | - | 4.75 | 60,104 |
| Busiest Air Routes from the U.S. | 0 | - | 4.46 | 76,994 |
| All First-Level Subdivisions of Europe on a Map | 0 | - | 4.98 | 174,126 |
| All First-Level Subdivisions of Asia on a Map | 0 | - | 4.91 | 50,279 |
| All First-Level Subdivisions of Africa on a Map | 0 | - | 4.92 | 33,496 |
| Top Asian Languages on a Map | 0 | - | 4.95 | 71,777 |
| Top African Languages on a Map | 0 | - | 4.94 | 74,737 |
| Countries of Europe with an Empty Map | 0 | - | 5.00 | 311,810 |
| Countries of Africa with an Empty Map | 0 | - | 5.00 | 244,115 |
| Countries of Asia with an Empty Map | 0 | - | 4.98 | 231,031 |
| Northernmost Major Cities in the U.S. | 0 | - | 4.38 | 48,853 |
| U.S. Cities with the Most Homeless People | 0 | - | 4.31 | 33,593 |
| U.S. Cities with the Highest Murder Rate | 0 | - | 4.55 | 138,848 |
| South America Capitals Quiz | 0 | - | 5.00 | 483,283 |
| American Countries with the Shortest Names | 0 | - | 4.96 | 121,392 |
| Mediterranean Countries with an Empty Map | 0 | - | 4.99 | 105,301 |
| The Only American Country ... | 0 | - | 4.92 | 121,930 |
| Countries Closest to the U. S. | 0 | - | 4.41 | 210,033 |
| All First-Level Subdivisions of Oceania on a Map | 0 | - | 4.97 | 27,492 |
| Pixelated Africa Map | 0 | - | 4.98 | 100,183 |
| Pixelated Asia Map | 0 | - | 4.90 | 73,523 |
| Pixelated Europe Map | 0 | - | 4.88 | 123,134 |
| Canadian Geography on the Map | 0 | - | 4.55 | 26,379 |
| Countries of Europe in 1815 With a Map | 0 | - | 4.99 | 150,910 |
| New England States | 0 | - | 4.51 | 59,856 |
| U.S. States by Land Area | 0 | - | 4.63 | 52,941 |
| Top 10 U.S. States by Inland Water Area | 0 | - | 4.53 | 38,060 |
| Add a Letter - Make a U.S. State | 0 | - | 4.70 | 82,977 |
| Top 10 Widest U.S. States East to West | 0 | - | 4.70 | 56,162 |
| Top 10 Tallest U.S. States North to South | 0 | - | 4.75 | 41,041 |
| U.S. States by Borders | 0 | - | 4.61 | 35,402 |
| 10 Easternmost U.S. States | 0 | - | 4.53 | 56,598 |
| The Only U.S. State ... #1 | 0 | - | 4.52 | 102,196 |
| 50 States, 50 Cities - Hard Version | 0 | - | 4.46 | 44,298 |
| U.S. States with the Most Expensive Home Prices | 0 | - | 4.48 | 99,791 |
| U.S. States with the Cheapest Home Prices | 0 | - | 4.74 | 33,130 |
| Top 10 Most African-American U.S. States | 0 | - | 4.46 | 74,773 |
| Top 10 Most Asian U.S. States | 0 | - | 4.80 | 75,333 |
| Top 10 Most Obese U.S. States | 0 | - | 4.54 | 81,449 |
| Top 10 Least Obese U.S. States | 0 | - | 4.75 | 73,777 |
| Top 10 Least-Educated U.S. States | 0 | - | 4.43 | 91,155 |
| Top 10 Most-Educated U.S. States | 0 | - | 4.48 | 85,091 |
| U.S. States with the Highest Rates of Homelessness | 0 | - | 4.43 | 52,507 |
| Top 10 Most White U.S. States | 0 | - | 4.49 | 82,822 |
| Top 10 Most German U.S. States | 0 | - | 4.48 | 60,132 |
| Slowest Growing U.S. States Since 1960 | 0 | - | 4.43 | 46,997 |
| Belize Country Quiz | 0 | - | 4.85 | 21,032 |
| Europe Map Quiz | 0 | - | 5.00 | 4,775,877 |
| US States Quiz | 0 | - | 5.00 | 16,940,207 |
| Fastest Growing U.S. States Since 1960 | 0 | - | 4.48 | 76,239 |
| Cities in U.S. History #1 | 0 | - | 4.31 | 45,480 |
| World Capitals by First Two Letters in 90 Seconds | 0 | - | 4.35 | 246,624 |
| Speed Capital to U.S. State | 0 | - | 4.45 | 114,198 |
| 10 Southernmost U.S. State Capitals | 0 | - | 4.51 | 39,090 |
| 10 Northernmost U.S. State Capitals | 0 | - | 4.57 | 35,826 |
| 10 Easternmost U.S. State Capitals | 0 | - | 4.50 | 34,739 |
| U.S. Suburbs Quiz | 0 | - | 4.47 | 18,419 |
| Top 10 Biggest Economies in the Americas | 0 | - | 4.94 | 92,515 |
| Countries in Southeast Asia With an Empty Map | 0 | - | 4.97 | 101,812 |
| Brazil States Map Quiz | 0 | - | 4.86 | 48,343 |
| Largest United States Airlines | 0 | - | 4.39 | 55,099 |
| States of Brazil | 0 | - | 4.97 | 88,942 |
| American Countries With No Atlantic Coastline | 0 | - | 4.94 | 92,633 |
| Canada Immigration by Country | 0 | - | 4.51 | 62,756 |
| Countries of the Mongol Empire on a Map | 0 | - | 4.99 | 107,200 |
| U.S. States with the Highest Percentage of Farmland | 0 | - | 4.80 | 65,557 |
| U.S. States with the Lowest Percentage of Farmland | 0 | - | 4.74 | 55,268 |
| Top 10 U.S. States That Grow the Most Corn | 0 | - | 4.52 | 36,222 |
| Top 10 U.S. States with the Highest Elevation | 0 | - | 4.51 | 67,922 |
| U.S. States with the Lowest Average Elevation | 0 | - | 4.55 | 38,542 |
| U.S. States With the Highest Average Elevation | 0 | - | 4.61 | 32,806 |
| Top 10 U.S. States with the Lowest Life Expectancy | 0 | - | 4.61 | 45,200 |
| South American Cities on the Map | 0 | - | 4.52 | 35,496 |
| Countries by Borders in 90 Seconds | 0 | - | 4.99 | 3,839,154 |
| Canada Country Quiz | 0 | - | 4.54 | 132,783 |
| East Asia Map Quiz | 0 | - | 4.99 | 1,450,351 |
| Oceania Map Quiz | 0 | - | 4.98 | 656,603 |
| Africa Map Quiz | 0 | - | 5.00 | 2,123,820 |
| Asia Map Quiz | 0 | - | 4.99 | 921,425 |
| Canada Cities Map Quiz | 0 | - | 4.64 | 124,433 |
| All 3,143 Counties of the United States on a Map | 0 | - | 4.97 | 333,837 |
| Europe by Borders in 30 Seconds | 0 | - | 4.98 | 429,715 |
| U.S. States with the Highest Population Density | 0 | - | 4.47 | 68,430 |
| Countries by First Two Letters in 90 Seconds | 0 | - | 4.98 | 5,638,716 |
| Westernmost Cities in the U.S. | 0 | - | 4.37 | 16,479 |
| Top 10 American Countries by Coastline | 0 | - | 4.96 | 88,505 |
| Top 10 Richest Countries in the Americas | 0 | - | 4.93 | 84,696 |
| U.S. Cities by Picture #1 | 0 | - | 4.36 | 34,647 |
| Cities by Picture #2 | 0 | - | 4.19 | 35,215 |
| USA Tourist Attractions by Description #1 | 0 | - | 4.14 | 27,162 |
| Countries Across the Ocean from the U.S. | 0 | - | 3.95 | 32,300 |
| Countries and States in the Caucasus | 0 | - | 4.46 | 51,667 |
| US States with an Empty Map | 0 | - | 5.00 | 626,705 |
| Last 10 U.S. States Alphabetically | 0 | - | 4.35 | 74,951 |
| Top 10 Least Populous U.S. State Capitals | 0 | - | 4.52 | 21,550 |
| Flyover States | 0 | - | 4.52 | 29,555 |
| U.S. States With Double Letters | 0 | - | 4.55 | 24,203 |
| U.S. States Bigger than Their Neighbors | 0 | - | 4.28 | 76,299 |
| 50 States, 50 Cities - Easy Version | 0 | - | 4.39 | 128,554 |
| U.S. States with the Most Gun Ownership | 0 | - | 4.45 | 29,750 |
| U.S. States with Oldest Median Age | 0 | - | 4.33 | 42,644 |
| Top 10 U.S. States with the Longest Commutes | 0 | - | 4.28 | 44,473 |
| US States with the Most Executions | 0 | - | 4.51 | 26,414 |
| Top 10 U.S. States with the Most Lighthouses | 0 | - | 4.61 | 29,119 |
| Top 10 Least-Forested U.S. States | 0 | - | 4.50 | 46,596 |
| Top 10 Least White U.S. States | 0 | - | 4.17 | 48,144 |
| U.S. Landmarks Picture Quiz | 0 | - | 4.27 | 14,791 |
| Which Island in the United States? | 0 | - | 4.29 | 29,650 |
| 100 Biggest Cities on a World Map | 0 | - | 4.99 | 419,354 |
| U.S. Cities with the Biggest Economies | 0 | - | 4.83 | 73,079 |
| Name a City - European Countries | 0 | - | 4.90 | 65,824 |
| Africa Capitals Quiz | 0 | - | 4.99 | 741,012 |
| Asia Capitals Quiz | 0 | - | 4.98 | 695,921 |
| World Capitals by Map | 0 | - | 5.00 | 288,118 |
| Capital Cities in a Ring of the World Map | 0 | - | 4.95 | 58,608 |
| US State Capitals by Proximity in 30 Seconds | 0 | - | 4.17 | 129,545 |
| US State Capitals by First Two Letters in 45 seconds | 0 | - | 4.09 | 58,200 |
| U.S State Capitals on the Sea | 0 | - | 4.53 | 26,229 |
| Countries That Use the Euro | 0 | - | 4.95 | 105,968 |
| Landlocked Countries in Africa | 0 | - | 4.99 | 47,426 |
| 10 Easternmost Countries in Europe | 0 | - | 4.89 | 116,370 |
| The Only European Country ... | 0 | - | 4.91 | 217,890 |
| Mediterranean Countries Quiz | 0 | - | 4.99 | 213,120 |
| Countries of the World in 1900 | 0 | - | 4.89 | 85,439 |
| Countries of the World in 1914 with a Map | 0 | - | 4.99 | 196,046 |
| Countries of the World in 1945 with a Map | 0 | - | 5.00 | 151,561 |
| European Countries NOT in NATO | 0 | - | 4.90 | 61,909 |
