| US States Quiz | 0 | - | 5.00 | 16,878,917 |
| US States with an Empty Map | 0 | - | 5.00 | 624,727 |
| Top 10 Least Populous U.S. States | 0 | - | 4.94 | 191,645 |
| Top 10 Most Populous U.S. States | 0 | - | 4.97 | 175,654 |
| Top 10 Most-Visited U.S. States | 0 | - | 4.90 | 101,775 |
| U.S. States with the Most Immigrants | 0 | - | 4.85 | 82,483 |
| U.S. States or European Countries by Area | 0 | - | 4.95 | 96,067 |
| Louisiana Purchase with a Map | 0 | - | 4.96 | 48,627 |
| States of the U.S. in Alphabetical Order | 0 | - | 4.98 | 367,094 |
| U.S. States or European Countries by Population | 0 | - | 4.97 | 133,233 |
| Name a Valid U.S. State #1 | 0 | - | 4.93 | 208,981 |
| Top 10 Coldest U.S. States | 0 | - | 4.94 | 124,663 |
| Top 10 Hottest U.S. States | 0 | - | 4.86 | 125,678 |
| U.S. States with the Lowest Population Density | 0 | - | 4.92 | 93,890 |
| Top 10 Most Native American U.S. States | 0 | - | 4.87 | 92,081 |
| Top 10 U.S. States with the Least Precipitation | 0 | - | 4.82 | 61,912 |
| The 13 Colonies Quiz | 0 | - | 4.97 | 117,883 |
| U.S. States with the Letter Y | 0 | - | 4.85 | 111,442 |
| 10 Southernmost U.S. States | 0 | - | 4.88 | 113,451 |
| U.S. States with Short Names | 0 | - | 4.91 | 149,025 |
| U.S. States that Start with M | 0 | - | 4.93 | 187,319 |
| U.S. States By Population | 0 | - | 4.92 | 153,558 |
| U.S. States that Start with N | 0 | - | 4.95 | 171,466 |
| U.S. States with Longest Names | 0 | - | 4.84 | 44,447 |
| U.S. States with a Unique First Letter | 0 | - | 4.96 | 88,319 |
| 10 Westernmost U.S. States | 0 | - | 4.95 | 64,216 |
| The Only Remaining U.S. State . . . | 0 | - | 4.93 | 65,634 |
| US State Capitals Quiz - No Hints | 0 | - | 4.98 | 95,178 |
| 10 Westernmost U.S. State Capitals | 0 | - | 4.90 | 48,141 |
| Midwestern States of the U.S. | 0 | - | 4.88 | 13,812 |
| U.S. State Capitals Map Quiz | 0 | - | 4.93 | 144,586 |
| Most-Visited U.S. Cities | 0 | - | 4.85 | 93,860 |
| Every U.S. Metro Area on a Map | 0 | - | 4.97 | 81,808 |
| Total United States Immigration by Country | 0 | - | 4.91 | 111,666 |
| "Do Not Travel" Countries for U.S. Citizens | 0 | - | 4.97 | 244,108 |
| Name the U.S. National Parks | 0 | - | 4.86 | 59,957 |
| All 3,143 Counties of the United States on a Map | 0 | - | 4.97 | 332,110 |
| Most-Visited Countries by Americans | 0 | - | 4.86 | 109,700 |
| Countries that Visit the United States the Most | 0 | - | 4.96 | 91,780 |
| Pixelated United States Map | 0 | - | 4.87 | 94,283 |
| 50 States, 50 Cities - Hard Version | 0 | - | 4.46 | 44,228 |
| Most Guessed U.S. Cities | 0 | - | 4.89 | 106,050 |
| U.S. Cities with the Biggest Economies | 0 | - | 4.83 | 72,831 |
| Countries Closest to United States by Continent | 0 | - | 4.99 | 146,462 |
| Countries that Beat the United States | 0 | - | 4.93 | 167,482 |
| 10 Longest Rivers in the United States | 0 | - | 4.85 | 39,177 |
| Fastest Growing U.S. States Since 1960 | 0 | - | 4.48 | 76,140 |
| U.S. States with the Longest International Borders | 0 | - | 4.78 | 45,799 |
| Longest U.S. State Borders | 0 | - | 4.67 | 39,831 |
| U.S. States with the Fewest Borders | 0 | - | 4.78 | 113,859 |
| U.S. States with the Most Borders | 0 | - | 4.53 | 62,309 |
| Walking Across U.S. State Borders with Hints | 0 | - | 4.74 | 35,044 |
| U.S. States with the Fewest Immigrants | 0 | - | 4.63 | 65,807 |
| U.S. States with the Highest Percentage of Farmland | 0 | - | 4.80 | 65,488 |
| U.S. States with the Lowest Percentage of Farmland | 0 | - | 4.74 | 55,189 |
| Top 10 U.S. States with the Highest Elevation | 0 | - | 4.51 | 67,876 |
| U.S. States with the Lowest Average Elevation | 0 | - | 4.55 | 38,500 |
| U.S. States With the Highest Average Elevation | 0 | - | 4.61 | 32,775 |
| U.S. License Plates Picture Quiz | 0 | - | 4.61 | 52,932 |
| Which U.S. State - Multiple Choice | 0 | - | 4.48 | 20,298 |
| Great Plains States and Provinces on a Map | 0 | - | 4.95 | 49,486 |
| States and Provinces that touch the Rocky Mountains | 0 | - | 4.43 | 32,504 |
| 10 U.S. States With The Highest Murder Rates | 0 | - | 4.47 | 54,294 |
| 10 U.S. States With The Lowest Murder Rates | 0 | - | 4.50 | 48,477 |
| Name a Valid U.S. State #2 | 0 | - | 4.63 | 77,025 |
| Name a Valid U.S. State #3 | 0 | - | 4.78 | 49,039 |
| U.S. State Superlatives #1 | 0 | - | 4.47 | 87,538 |
| U.S. State Superlatives #2 | 0 | - | 4.53 | 40,635 |
| U.S. States with the Highest Population Density | 0 | - | 4.47 | 68,381 |
| Top 10 U.S. States With the Most Tornadoes | 0 | - | 4.53 | 64,754 |
| Top 10 Least Religious U.S. States | 0 | - | 4.51 | 34,306 |
| Top 10 U.S. States by Public Transit | 0 | - | 4.77 | 63,775 |
| Top 10 U.S. States with the Most Precipitation | 0 | - | 4.46 | 41,704 |
| Capitals of Canadian Provinces | 0 | - | 4.85 | 89,110 |
| Mexico States Map Quiz | 0 | - | 4.84 | 104,751 |
| U.S. States that Start with M - Shape Quiz | 0 | - | 4.94 | 58,134 |
| States of Mexico | 0 | - | 4.96 | 176,153 |
| New England States | 0 | - | 4.51 | 59,811 |
| U.S. States by Land Area | 0 | - | 4.61 | 52,821 |
| Top 10 U.S. States by Inland Water Area | 0 | - | 4.53 | 38,013 |
| Add a Letter - Make a U.S. State | 0 | - | 4.72 | 82,825 |
| Events by U.S. State #1 | 0 | - | 4.43 | 22,910 |
| Top 10 Widest U.S. States East to West | 0 | - | 4.70 | 56,013 |
| Top 10 Tallest U.S. States North to South | 0 | - | 4.74 | 40,934 |
| U.S. States by Borders | 0 | - | 4.61 | 35,318 |
| Save Americans by Guessing U.S. States | 0 | - | 4.63 | 185,872 |
| 10 Easternmost U.S. States | 0 | - | 4.53 | 56,484 |
| The Only U.S. State ... #1 | 0 | - | 4.52 | 102,045 |
| 50 States, 50 Cities - Easy Version | 0 | - | 4.39 | 128,384 |
| Most-Visited Countries by Canadians | 0 | - | 4.82 | 39,394 |
| Countries Closest to Canada | 0 | - | 4.91 | 198,366 |
| United States Map Quiz | 0 | - | 4.98 | 4,158,806 |
| Mexico Cities Map Quiz | 0 | - | 4.83 | 38,559 |
| Fifty US States in One Minute | 0 | - | 4.61 | 3,539,735 |
| 10 Northernmost U.S. States | 0 | - | 4.90 | 82,530 |
| Top 10 Largest U.S. States by Area | 0 | - | 4.95 | 159,987 |
| Top 10 Smallest U.S. States by Area | 0 | - | 4.98 | 177,726 |
| Top 10 Poorest U.S. States by Median Income | 0 | - | 4.86 | 125,206 |
| U.S. States with the Highest Percentage of Hispanics | 0 | - | 4.85 | 69,514 |
| Top 10 Newest U.S. States | 0 | - | 4.85 | 86,237 |
| Top 10 U.S. States Where the Rent is Too Dang High | 0 | - | 4.85 | 67,529 |
| U.S. State Capitals Quiz | 0 | - | 5.00 | 1,689,950 |
| Speed Capital to U.S. State | 0 | - | 4.45 | 114,005 |
| 10 Southernmost U.S. State Capitals | 0 | - | 4.51 | 39,044 |
| 10 Northernmost U.S. State Capitals | 0 | - | 4.57 | 35,776 |
| 10 Easternmost U.S. State Capitals | 0 | - | 4.50 | 34,694 |
| Regions of U.S. States | 0 | - | 4.37 | 43,890 |
| 10 U.S. States with the Most Valuable Crops | 0 | - | 4.41 | 29,574 |
| States, Provinces & Territories that Touch the Appalachian Mountains | 0 | - | 4.59 | 20,388 |
| U.S. States with the Lowest HDI | 0 | - | 4.47 | 28,851 |
| Movies by State | 0 | - | 4.27 | 40,543 |
| U.S Cities by African-American Population | 0 | - | 4.42 | 95,345 |
| 1M Cities by Proximity - United States | 0 | - | 4.63 | 150,631 |
| Biggest Cities in a Strip of the United States Map | 0 | - | 4.74 | 40,938 |
| Cities on Route 66 on a Map | 0 | - | 4.53 | 33,090 |
| Top 10 Oldest U.S. State Capitals | 0 | - | 4.55 | 32,080 |
| Countries with American Expatriates | 0 | - | 4.53 | 42,586 |
| Countries that Beat Canada | 0 | - | 4.91 | 97,667 |
| United States Country Quiz | 0 | - | 4.43 | 101,534 |
| United States Landmarks Map Quiz | 0 | - | 4.55 | 40,180 |
| Flags of North and South America | 0 | - | 4.99 | 373,179 |
| Asian Countries Americans Travel to the Most | 0 | - | 4.75 | 59,988 |
| Busiest Air Routes from the U.S. | 0 | - | 4.46 | 76,888 |
| Most Valuable Crops by U.S. State | 0 | - | 4.40 | 39,097 |
| Word Scramble - U.S. States | 0 | - | 4.95 | 506,674 |
| A Superlative for Every U.S. State | 0 | - | 4.44 | 28,085 |
| 10 U.S. States with the Highest Tax Burden | 0 | - | 4.26 | 38,235 |
| Top 10 U.S. States by Manufacturing Employment | 0 | - | 4.49 | 28,818 |
| U.S. States with the Most Venomous Snake Species | 0 | - | 4.47 | 26,430 |
| U.S. States with the Most Endangered Species | 0 | - | 4.50 | 14,359 |
| U.S. States With No City Over 100,000 | 0 | - | 4.57 | 17,993 |
| American Geography Quiz for Dummies | 0 | - | 4.41 | 69,157 |
| U.S. Cities with the Highest Murder Rate | 0 | - | 4.55 | 138,371 |
| Random U.S. City to State | 0 | - | 4.45 | 76,332 |
| Name a Valid U.S. City over 100,000 | 0 | - | 4.42 | 40,281 |
| Richest Metro Areas in the U.S. | 0 | - | 4.42 | 43,746 |
| South America Capitals Quiz | 0 | - | 5.00 | 481,517 |
| Countries Closest to the U. S. | 0 | - | 4.41 | 209,505 |
| US States by Borders in 30 Seconds | 0 | - | 4.68 | 2,681,414 |
| U.S. Geography by Letter - B | 0 | - | 4.53 | 69,427 |
| U.S. Geography by Letter - S | 0 | - | 4.55 | 52,871 |
| 10 Closest Megacities to New York City | 0 | - | 4.52 | 67,350 |
| Top 10 Richest U.S. States by Median Income | 0 | - | 4.47 | 119,106 |
| U.S. States by First Two Letters in 30 Seconds | 0 | - | 4.70 | 1,391,644 |
| Last 10 U.S. States Alphabetically | 0 | - | 4.35 | 74,854 |
| Top 10 Least Populous U.S. State Capitals | 0 | - | 4.52 | 21,524 |
| Events by U.S. State #2 | 0 | - | 4.27 | 18,613 |
| Flyover States | 0 | - | 4.52 | 29,515 |
| U.S. States With Double Letters | 0 | - | 4.55 | 24,126 |
| U.S. States Bigger than Their Neighbors | 0 | - | 4.27 | 76,170 |
| U.S. States by Wikipedia Descriptions #1 | 0 | - | 4.57 | 39,353 |
| U.S. States by Wikipedia Descriptions #2 | 0 | - | 4.48 | 37,106 |
| People by U.S. State - Multiple Choice | 0 | - | 4.06 | 9,841 |
| Top 10 Least-Forested U.S. States | 0 | - | 4.50 | 46,521 |
| US State Capitals by Proximity in 30 Seconds | 0 | - | 4.17 | 129,417 |
| US State Capitals by First Two Letters in 45 seconds | 0 | - | 4.09 | 58,153 |
| U.S State Capitals on the Sea | 0 | - | 4.53 | 26,201 |
| American Countries with the Shortest Names | 0 | - | 4.96 | 121,133 |
| The Only American Country ... | 0 | - | 4.92 | 121,630 |
| Belize Country Quiz | 0 | - | 4.85 | 20,979 |
| Saint Vincent and the Grenadines Country Quiz | 0 | - | 4.88 | 19,215 |
| U.S. State Flags | 0 | - | 4.89 | 170,530 |
| U.S. Cities with the Most International Tourists | 0 | - | 4.88 | 75,480 |
| U.S. State Border Crossings | 0 | - | 4.97 | 96,488 |
| U.S. States that Border Canada | 0 | - | 4.91 | 184,974 |
| U.S. States that Border Tennessee | 0 | - | 4.83 | 65,322 |
| Cities in U.S. History #1 | 0 | - | 4.31 | 45,430 |
| World Capitals by First Two Letters in 90 Seconds | 0 | - | 4.35 | 246,463 |
| U.S. State Capitals with the Highest Elevation | 0 | - | 4.56 | 22,625 |
| Top 10 Most Remote U.S. State Capitals | 0 | - | 4.40 | 32,234 |
| U.S. State Capitals Furthest from the Sea | 0 | - | 4.49 | 26,067 |
| U.S. Suburbs Quiz | 0 | - | 4.47 | 18,399 |
| Boroughs of New York City | 0 | - | 4.47 | 84,599 |
| Top 10 Biggest Economies in the Americas | 0 | - | 4.94 | 92,197 |
| Dominica Country Quiz | 0 | - | 4.81 | 19,832 |
| Brazil States Map Quiz | 0 | - | 4.85 | 48,085 |
| Largest United States Airlines | 0 | - | 4.39 | 55,035 |
| States of Brazil | 0 | - | 4.97 | 88,136 |
| All First-Level Subdivisions of South America on a Map | 0 | - | 4.92 | 53,935 |
| Top Producing U.S. States | 0 | - | 4.24 | 31,171 |
| Top 10 U.S. States That Grow the Most Corn | 0 | - | 4.52 | 36,165 |
| U.S. States or European Countries by GDP | 0 | - | 4.98 | 88,952 |
| Landmarks of U.S. States #2 | 0 | - | 4.22 | 18,444 |
| Landmarks of U.S. States #1 | 0 | - | 4.29 | 23,009 |
| U.S. States with the Highest HDI | 0 | - | 4.08 | 24,805 |
| States of Origin - American Popular Music | 0 | - | 4.22 | 10,662 |
| Category Elimination - U.S. States #1 | 0 | - | 4.88 | 220,834 |
| Category Elimination - U.S. States #2 | 0 | - | 4.83 | 134,243 |
| Musical Acts by State | 0 | - | 4.05 | 19,590 |
| Biggest Cities in the U.S. - Extreme | 0 | - | 4.96 | 159,334 |
| 15 Largest Cities in North America With a Map | 0 | - | 4.98 | 47,321 |
| Biggest Cities in Each U.S. State - Extreme | 0 | - | 4.90 | 81,563 |
| 10 Biggest Cities by U.S. State | 0 | - | 4.95 | 41,826 |
| 500 Biggest U.S. Urban Areas | 0 | - | 4.90 | 116,892 |
| 100 Biggest Cities in North America on a Map | 0 | - | 4.84 | 62,267 |
| U.S. Cities Chain | 0 | - | 4.21 | 35,502 |
| ALL California Cities | 0 | - | 4.37 | 43,060 |
| U.S. Cities with the Least Precipitation | 0 | - | 4.42 | 12,456 |
| South American Capitals - Map Quiz | 0 | - | 4.98 | 130,497 |
| U.S. State Capital Etymology | 0 | - | 4.53 | 36,943 |
