| US States Quiz | 0 | - | 5.00 | 16,853,788 |
| Top 10 Least Populous U.S. States | 0 | - | 4.94 | 191,468 |
| Top 10 Most Populous U.S. States | 0 | - | 4.97 | 175,192 |
| Top 10 Most-Visited U.S. States | 0 | - | 4.90 | 101,671 |
| Top 10 Coldest U.S. States | 0 | - | 4.94 | 124,576 |
| Top 10 Hottest U.S. States | 0 | - | 4.86 | 125,530 |
| U.S. States with the Lowest Population Density | 0 | - | 4.92 | 93,854 |
| Top 10 Most Native American U.S. States | 0 | - | 4.87 | 91,903 |
| Top 10 U.S. States with the Least Precipitation | 0 | - | 4.82 | 61,859 |
| US States with an Empty Map | 0 | - | 5.00 | 623,923 |
| U.S. States or European Countries by Area | 0 | - | 4.95 | 95,885 |
| Louisiana Purchase with a Map | 0 | - | 4.96 | 48,491 |
| States of the U.S. in Alphabetical Order | 0 | - | 4.98 | 366,819 |
| U.S. States or European Countries by Population | 0 | - | 4.97 | 133,042 |
| Total United States Immigration by Country | 0 | - | 4.91 | 111,464 |
| Name a Valid U.S. State #1 | 0 | - | 4.93 | 208,665 |
| The 13 Colonies Quiz | 0 | - | 4.97 | 117,756 |
| U.S. States with the Letter Y | 0 | - | 4.85 | 111,283 |
| 10 Southernmost U.S. States | 0 | - | 4.88 | 113,308 |
| U.S. States with Short Names | 0 | - | 4.91 | 148,846 |
| U.S. States that Start with M | 0 | - | 4.93 | 187,109 |
| U.S. States By Population | 0 | - | 4.92 | 153,466 |
| U.S. States that Start with N | 0 | - | 4.95 | 171,322 |
| U.S. States with Longest Names | 0 | - | 4.84 | 44,383 |
| U.S. States with a Unique First Letter | 0 | - | 4.96 | 88,217 |
| 10 Westernmost U.S. States | 0 | - | 4.95 | 64,155 |
| The Only Remaining U.S. State . . . | 0 | - | 4.93 | 65,543 |
| US State Capitals Quiz - No Hints | 0 | - | 4.98 | 95,084 |
| 10 Westernmost U.S. State Capitals | 0 | - | 4.90 | 48,103 |
| Midwestern States of the U.S. | 0 | - | 4.88 | 13,707 |
| U.S. State Capitals Map Quiz | 0 | - | 4.93 | 143,968 |
| Fastest Growing U.S. States Since 1960 | 0 | - | 4.48 | 76,099 |
| Most-Visited U.S. Cities | 0 | - | 4.85 | 93,656 |
| Every U.S. Metro Area on a Map | 0 | - | 4.97 | 81,679 |
| "Do Not Travel" Countries for U.S. Citizens | 0 | - | 4.97 | 243,610 |
| Name the U.S. National Parks | 0 | - | 4.86 | 59,868 |
| All 3,143 Counties of the United States on a Map | 0 | - | 4.97 | 331,514 |
| U.S. States with the Fewest Immigrants | 0 | - | 4.63 | 65,757 |
| Top 10 U.S. States with the Highest Elevation | 0 | - | 4.51 | 67,868 |
| U.S. States with the Lowest Average Elevation | 0 | - | 4.55 | 38,482 |
| U.S. States With the Highest Average Elevation | 0 | - | 4.61 | 32,757 |
| Most-Visited Countries by Americans | 0 | - | 4.86 | 109,509 |
| Countries that Visit the United States the Most | 0 | - | 4.96 | 91,638 |
| Pixelated United States Map | 0 | - | 4.87 | 94,167 |
| U.S. States with the Highest Population Density | 0 | - | 4.47 | 68,364 |
| Top 10 U.S. States With the Most Tornadoes | 0 | - | 4.53 | 64,715 |
| Top 10 Least Religious U.S. States | 0 | - | 4.51 | 34,282 |
| Top 10 U.S. States by Public Transit | 0 | - | 4.77 | 63,727 |
| Top 10 U.S. States with the Most Precipitation | 0 | - | 4.46 | 41,686 |
| Most Guessed U.S. Cities | 0 | - | 4.89 | 105,883 |
| U.S. Cities with the Biggest Economies | 0 | - | 4.83 | 72,737 |
| Countries Closest to United States by Continent | 0 | - | 4.99 | 146,282 |
| Countries that Beat the United States | 0 | - | 4.93 | 166,839 |
| 10 Longest Rivers in the United States | 0 | - | 4.85 | 39,135 |
| U.S. States with the Longest International Borders | 0 | - | 4.78 | 45,768 |
| Longest U.S. State Borders | 0 | - | 4.67 | 39,763 |
| U.S. States with the Fewest Borders | 0 | - | 4.77 | 113,469 |
| U.S. States with the Most Borders | 0 | - | 4.53 | 62,295 |
| Walking Across U.S. State Borders with Hints | 0 | - | 4.74 | 35,032 |
| U.S. States with the Highest Percentage of Farmland | 0 | - | 4.80 | 65,454 |
| U.S. States with the Lowest Percentage of Farmland | 0 | - | 4.74 | 55,170 |
| U.S. License Plates Picture Quiz | 0 | - | 4.59 | 52,889 |
| Countries with American Expatriates | 0 | - | 4.53 | 42,573 |
| Great Plains States and Provinces on a Map | 0 | - | 4.95 | 49,334 |
| States and Provinces that touch the Rocky Mountains | 0 | - | 4.42 | 32,488 |
| 10 U.S. States With The Highest Murder Rates | 0 | - | 4.47 | 54,035 |
| 10 U.S. States With The Lowest Murder Rates | 0 | - | 4.51 | 42,081 |
| Name a Valid U.S. State #2 | 0 | - | 4.63 | 76,955 |
| Name a Valid U.S. State #3 | 0 | - | 4.78 | 48,993 |
| U.S. State Superlatives #1 | 0 | - | 4.47 | 87,499 |
| U.S. State Superlatives #2 | 0 | - | 4.53 | 40,617 |
| Capitals of Canadian Provinces | 0 | - | 4.85 | 89,010 |
| Mexico States Map Quiz | 0 | - | 4.85 | 104,624 |
| U.S. States that Start with M - Shape Quiz | 0 | - | 4.94 | 58,065 |
| States of Mexico | 0 | - | 4.95 | 175,766 |
| Top 10 Richest U.S. States by Median Income | 0 | - | 4.47 | 119,064 |
| New England States | 0 | - | 4.51 | 59,797 |
| U.S. States by Land Area | 0 | - | 4.61 | 52,775 |
| Top 10 U.S. States by Inland Water Area | 0 | - | 4.53 | 37,999 |
| Add a Letter - Make a U.S. State | 0 | - | 4.72 | 82,760 |
| Top 10 Widest U.S. States East to West | 0 | - | 4.70 | 55,957 |
| Top 10 Tallest U.S. States North to South | 0 | - | 4.74 | 40,898 |
| U.S. States by Borders | 0 | - | 4.61 | 35,282 |
| Save Americans by Guessing U.S. States | 0 | - | 4.63 | 185,414 |
| 10 Easternmost U.S. States | 0 | - | 4.53 | 56,457 |
| The Only U.S. State ... #1 | 0 | - | 4.52 | 102,000 |
| 50 States, 50 Cities - Hard Version | 0 | - | 4.46 | 44,199 |
| 10 U.S. States with the Highest Tax Burden | 0 | - | 4.26 | 38,207 |
| Top 10 Least-Forested U.S. States | 0 | - | 4.50 | 46,496 |
| Top 10 U.S. States by Manufacturing Employment | 0 | - | 4.49 | 28,805 |
| U.S. States with the Most Venomous Snake Species | 0 | - | 4.47 | 26,419 |
| U.S. States with the Most Endangered Species | 0 | - | 4.50 | 14,356 |
| Most-Visited Countries by Canadians | 0 | - | 4.82 | 39,322 |
| Countries Closest to Canada | 0 | - | 4.91 | 198,187 |
| United States Map Quiz | 0 | - | 4.98 | 4,155,872 |
| Mexico Cities Map Quiz | 0 | - | 4.83 | 38,467 |
| Fifty US States in One Minute | 0 | - | 4.61 | 3,536,421 |
| 10 Northernmost U.S. States | 0 | - | 4.90 | 82,446 |
| Top 10 Largest U.S. States by Area | 0 | - | 4.95 | 159,870 |
| Top 10 Smallest U.S. States by Area | 0 | - | 4.98 | 177,642 |
| Top 10 Poorest U.S. States by Median Income | 0 | - | 4.86 | 125,124 |
| U.S. States with the Highest Percentage of Hispanics | 0 | - | 4.85 | 69,458 |
| Top 10 Newest U.S. States | 0 | - | 4.85 | 86,162 |
| Top 10 U.S. States Where the Rent is Too Dang High | 0 | - | 4.85 | 67,448 |
| U.S. State Capitals Quiz | 0 | - | 5.00 | 1,688,032 |
| Speed Capital to U.S. State | 0 | - | 4.45 | 113,923 |
| 10 Southernmost U.S. State Capitals | 0 | - | 4.51 | 39,024 |
| 10 Northernmost U.S. State Capitals | 0 | - | 4.57 | 35,758 |
| 10 Easternmost U.S. State Capitals | 0 | - | 4.50 | 34,667 |
| Regions of U.S. States | 0 | - | 4.37 | 43,832 |
| 10 U.S. States with the Most Valuable Crops | 0 | - | 4.41 | 29,565 |
| Top 10 U.S. States That Grow the Most Corn | 0 | - | 4.52 | 36,149 |
| States, Provinces & Territories that Touch the Appalachian Mountains | 0 | - | 4.59 | 20,377 |
| U.S. States with the Lowest HDI | 0 | - | 4.47 | 28,841 |
| Which U.S. State - Multiple Choice | 0 | - | 4.48 | 20,281 |
| Movies by State | 0 | - | 4.27 | 40,532 |
| U.S Cities by African-American Population | 0 | - | 4.42 | 95,299 |
| 1M Cities by Proximity - United States | 0 | - | 4.63 | 150,492 |
| Biggest Cities in a Strip of the United States Map | 0 | - | 4.74 | 40,897 |
| Cities on Route 66 on a Map | 0 | - | 4.53 | 33,056 |
| Top 10 Oldest U.S. State Capitals | 0 | - | 4.55 | 32,057 |
| Countries that Beat Canada | 0 | - | 4.90 | 92,296 |
| United States Country Quiz | 0 | - | 4.43 | 101,425 |
| United States Landmarks Map Quiz | 0 | - | 4.55 | 40,163 |
| Flags of North and South America | 0 | - | 4.99 | 372,539 |
| Asian Countries Americans Travel to the Most | 0 | - | 4.75 | 59,933 |
| Busiest Air Routes from the U.S. | 0 | - | 4.46 | 76,855 |
| Most Valuable Crops by U.S. State | 0 | - | 4.40 | 39,083 |
| Word Scramble - U.S. States | 0 | - | 4.95 | 506,034 |
| Events by U.S. State #1 | 0 | - | 4.43 | 22,906 |
| U.S. States With No City Over 100,000 | 0 | - | 4.57 | 17,966 |
| American Geography Quiz for Dummies | 0 | - | 4.41 | 69,095 |
| U.S. Cities with the Highest Murder Rate | 0 | - | 4.55 | 138,280 |
| Random U.S. City to State | 0 | - | 4.45 | 76,205 |
| Richest Metro Areas in the U.S. | 0 | - | 4.42 | 43,680 |
| South America Capitals Quiz | 0 | - | 5.00 | 480,933 |
| Countries Closest to the U. S. | 0 | - | 4.41 | 209,040 |
| US States by Borders in 30 Seconds | 0 | - | 4.67 | 2,678,956 |
| U.S. Geography by Letter - B | 0 | - | 4.53 | 69,364 |
| U.S. Geography by Letter - S | 0 | - | 4.55 | 52,832 |
| 10 Closest Megacities to New York City | 0 | - | 4.52 | 67,321 |
| Australian Immigration by Country | 0 | - | 4.81 | 77,267 |
| U.S. States by First Two Letters in 30 Seconds | 0 | - | 4.69 | 1,390,322 |
| Last 10 U.S. States Alphabetically | 0 | - | 4.35 | 74,821 |
| Top 10 Least Populous U.S. State Capitals | 0 | - | 4.52 | 21,513 |
| Flyover States | 0 | - | 4.52 | 29,499 |
| U.S. States With Double Letters | 0 | - | 4.54 | 24,099 |
| U.S. States Bigger than Their Neighbors | 0 | - | 4.27 | 76,108 |
| U.S. States by Wikipedia Descriptions #1 | 0 | - | 4.57 | 39,330 |
| U.S. States by Wikipedia Descriptions #2 | 0 | - | 4.48 | 37,088 |
| 50 States, 50 Cities - Easy Version | 0 | - | 4.39 | 128,319 |
| Top 10 U.S. States by Solar Power | 0 | - | 4.24 | 25,804 |
| Top 10 Most-Forested U.S. States | 0 | - | 4.37 | 45,623 |
| U.S. States with the Fewest Traffic Fatalities | 0 | - | 4.20 | 21,133 |
| U.S. States with the Most Traffic Fatalities | 0 | - | 4.10 | 19,125 |
| US State Capitals by Proximity in 30 Seconds | 0 | - | 4.17 | 129,324 |
| US State Capitals by First Two Letters in 45 seconds | 0 | - | 4.09 | 58,139 |
| U.S State Capitals on the Sea | 0 | - | 4.53 | 26,180 |
| American Countries with the Shortest Names | 0 | - | 4.96 | 121,032 |
| The Only American Country ... | 0 | - | 4.92 | 121,500 |
| African Diaspora - Top 10 Countries | 0 | - | 4.92 | 72,727 |
| European Diaspora - Top 11 Countries | 0 | - | 4.90 | 95,753 |
| Belize Country Quiz | 0 | - | 4.85 | 20,955 |
| Saint Vincent and the Grenadines Country Quiz | 0 | - | 4.88 | 19,200 |
| U.S. State Flags | 0 | - | 4.89 | 170,093 |
| U.S. Cities with the Most International Tourists | 0 | - | 4.88 | 75,406 |
| U.S. State Border Crossings | 0 | - | 4.97 | 96,421 |
| U.S. States that Border Canada | 0 | - | 4.91 | 184,626 |
| U.S. States that Border Tennessee | 0 | - | 4.83 | 65,295 |
| Netherlands Immigration by Country | 0 | - | 4.93 | 52,042 |
| Germany Immigration by Country | 0 | - | 4.85 | 80,967 |
| Cities in U.S. History #1 | 0 | - | 4.31 | 45,408 |
| World Capitals by First Two Letters in 90 Seconds | 0 | - | 4.35 | 246,374 |
| U.S. State Capitals with the Highest Elevation | 0 | - | 4.56 | 22,619 |
| Top 10 Most Remote U.S. State Capitals | 0 | - | 4.40 | 32,231 |
| U.S. State Capitals Furthest from the Sea | 0 | - | 4.49 | 26,058 |
| U.S. Suburbs Quiz | 0 | - | 4.47 | 18,392 |
| Boroughs of New York City | 0 | - | 4.47 | 84,545 |
| UK Immigration by Country | 0 | - | 4.94 | 140,789 |
| Top 10 Biggest Economies in the Americas | 0 | - | 4.94 | 92,076 |
| Brazil States Map Quiz | 0 | - | 4.85 | 47,983 |
| Largest United States Airlines | 0 | - | 4.39 | 55,010 |
| States of Brazil | 0 | - | 4.97 | 87,824 |
| All First-Level Subdivisions of South America on a Map | 0 | - | 4.92 | 53,787 |
| Top Producing U.S. States | 0 | - | 4.24 | 31,145 |
| U.S. States or European Countries by GDP | 0 | - | 4.98 | 88,835 |
| Landmarks of U.S. States #2 | 0 | - | 4.22 | 18,434 |
| Landmarks of U.S. States #1 | 0 | - | 4.29 | 22,996 |
| U.S. States with the Highest HDI | 0 | - | 4.08 | 24,798 |
| States of Origin - American Popular Music | 0 | - | 4.22 | 10,658 |
| Category Elimination - U.S. States #1 | 0 | - | 4.88 | 220,588 |
| Category Elimination - U.S. States #2 | 0 | - | 4.82 | 134,033 |
| Musical Acts by State | 0 | - | 4.05 | 19,586 |
| Biggest Cities in the U.S. - Extreme | 0 | - | 4.96 | 159,144 |
| 15 Largest Cities in North America With a Map | 0 | - | 4.98 | 47,163 |
| Biggest Cities in Each U.S. State - Extreme | 0 | - | 4.93 | 79,320 |
| 10 Biggest Cities by U.S. State | 0 | - | 4.95 | 41,690 |
| 500 Biggest U.S. Urban Areas | 0 | - | 4.90 | 116,660 |
| 100 Biggest Cities in North America on a Map | 0 | - | 4.84 | 62,127 |
| U.S. Cities Chain | 0 | - | 4.21 | 35,451 |
