| US States Quiz | 0 | - | 5.00 | 16,684,624 |
| States of the U.S. in Alphabetical Order | 0 | - | 4.98 | 365,129 |
| The 13 Colonies Quiz | 0 | - | 4.97 | 116,622 |
| U.S. States with the Letter Y | 0 | - | 4.85 | 110,268 |
| 10 Southernmost U.S. States | 0 | - | 4.88 | 112,320 |
| U.S. States with Short Names | 0 | - | 4.91 | 147,542 |
| U.S. States that Start with M | 0 | - | 4.93 | 185,808 |
| U.S. States By Population | 0 | - | 4.92 | 152,289 |
| U.S. States that Start with N | 0 | - | 4.95 | 170,297 |
| U.S. States with Longest Names | 0 | - | 4.84 | 43,798 |
| U.S. States with a Unique First Letter | 0 | - | 4.96 | 87,472 |
| 10 Westernmost U.S. States | 0 | - | 4.95 | 63,726 |
| The Only Remaining U.S. State . . . | 0 | - | 4.92 | 64,807 |
| U.S. States or European Countries by Area | 0 | - | 4.94 | 94,586 |
| Louisiana Purchase with a Map | 0 | - | 4.96 | 47,485 |
| U.S. States or European Countries by Population | 0 | - | 4.97 | 131,822 |
| US States with an Empty Map | 0 | - | 5.00 | 618,321 |
| Top 10 Least Populous U.S. States | 0 | - | 4.94 | 190,291 |
| Top 10 Most Populous U.S. States | 0 | - | 4.97 | 172,126 |
| Name a Valid U.S. State #1 | 0 | - | 4.93 | 206,508 |
| U.S. States with the Lowest Population Density | 0 | - | 4.92 | 93,578 |
| Top 10 Most Native American U.S. States | 0 | - | 4.87 | 90,966 |
| US State Capitals Quiz - No Hints | 0 | - | 4.98 | 94,452 |
| 10 Westernmost U.S. State Capitals | 0 | - | 4.90 | 47,839 |
| Top 10 Most-Visited U.S. States | 0 | - | 4.90 | 101,009 |
| U.S. States with the Most Immigrants | 0 | - | 4.85 | 81,887 |
| New England States | 0 | - | 4.51 | 59,700 |
| U.S. States by Land Area | 0 | - | 4.61 | 52,441 |
| Top 10 U.S. States by Inland Water Area | 0 | - | 4.53 | 37,878 |
| Add a Letter - Make a U.S. State | 0 | - | 4.72 | 82,276 |
| Top 10 Widest U.S. States East to West | 0 | - | 4.69 | 55,601 |
| Top 10 Tallest U.S. States North to South | 0 | - | 4.74 | 40,643 |
| U.S. States by Borders | 0 | - | 4.63 | 35,051 |
| Save Americans by Guessing U.S. States | 0 | - | 4.61 | 182,329 |
| 10 Easternmost U.S. States | 0 | - | 4.53 | 56,216 |
| The Only U.S. State ... #1 | 0 | - | 4.52 | 101,098 |
| Most-Visited U.S. Cities | 0 | - | 4.85 | 92,150 |
| Every U.S. Metro Area on a Map | 0 | - | 4.97 | 80,627 |
| Total United States Immigration by Country | 0 | - | 4.91 | 110,568 |
| "Do Not Travel" Countries for U.S. Citizens | 0 | - | 4.97 | 240,092 |
| Name the U.S. National Parks | 0 | - | 4.86 | 58,418 |
| U.S. States with the Longest International Borders | 0 | - | 4.78 | 45,551 |
| Longest U.S. State Borders | 0 | - | 4.67 | 39,344 |
| U.S. States with the Fewest Immigrants | 0 | - | 4.63 | 65,364 |
| U.S. States with the Highest Percentage of Farmland | 0 | - | 4.80 | 65,261 |
| U.S. States with the Lowest Percentage of Farmland | 0 | - | 4.74 | 55,016 |
| U.S. License Plates Picture Quiz | 0 | - | 4.59 | 52,631 |
| All 3,143 Counties of the United States on a Map | 0 | - | 4.97 | 327,667 |
| Most-Visited Countries by Americans | 0 | - | 4.87 | 108,338 |
| Countries that Visit the United States the Most | 0 | - | 4.96 | 90,758 |
| Pixelated United States Map | 0 | - | 4.89 | 93,390 |
| U.S. State Superlatives #1 | 0 | - | 4.47 | 87,249 |
| U.S. State Superlatives #2 | 0 | - | 4.53 | 40,459 |
| Last 10 U.S. States Alphabetically | 0 | - | 4.35 | 74,581 |
| Top 10 Least Populous U.S. State Capitals | 0 | - | 4.52 | 21,456 |
| Flyover States | 0 | - | 4.52 | 29,377 |
| U.S. States With Double Letters | 0 | - | 4.54 | 23,894 |
| U.S. States Bigger than Their Neighbors | 0 | - | 4.27 | 75,770 |
| Fastest Growing U.S. States Since 1960 | 0 | - | 4.48 | 75,765 |
| Most Guessed U.S. Cities | 0 | - | 4.88 | 104,759 |
| U.S. Cities with the Biggest Economies | 0 | - | 4.83 | 71,969 |
| Countries Closest to United States by Continent | 0 | - | 4.99 | 145,308 |
| Countries that Beat the United States | 0 | - | 4.93 | 165,426 |
| 10 Longest Rivers in the United States | 0 | - | 4.85 | 38,778 |
| Word Scramble - U.S. States | 0 | - | 4.95 | 501,373 |
| U.S. State Capitals Map Quiz | 0 | - | 4.93 | 142,250 |
| Regions of U.S. States | 0 | - | 4.37 | 43,431 |
| Great Plains States and Provinces on a Map | 0 | - | 4.95 | 48,493 |
| 10 U.S. States with the Most Valuable Crops | 0 | - | 4.41 | 29,482 |
| States, Provinces & Territories that Touch the Appalachian Mountains | 0 | - | 4.59 | 20,336 |
| U.S. States with the Lowest HDI | 0 | - | 4.46 | 28,757 |
| Which U.S. State - Multiple Choice | 0 | - | 4.48 | 20,190 |
| Top 10 Coldest U.S. States | 0 | - | 4.94 | 123,798 |
| Top 10 Hottest U.S. States | 0 | - | 4.86 | 124,573 |
| Top 10 U.S. States with the Least Precipitation | 0 | - | 4.82 | 61,518 |
| Capitals of Canadian Provinces | 0 | - | 4.85 | 88,322 |
| Mexico States Map Quiz | 0 | - | 4.84 | 103,704 |
| States of Mexico | 0 | - | 4.95 | 173,147 |
| States and Provinces that touch the Rocky Mountains | 0 | - | 4.42 | 32,406 |
| 10 U.S. States With The Highest Murder Rates | 0 | - | 4.45 | 49,731 |
| 10 U.S. States With The Lowest Murder Rates | 0 | - | 4.49 | 37,101 |
| Name a Valid U.S. State #2 | 0 | - | 4.63 | 76,418 |
| Name a Valid U.S. State #3 | 0 | - | 4.78 | 48,656 |
| A Superlative for Every U.S. State | 0 | - | 4.44 | 27,891 |
| U.S. States with the Highest Population Density | 0 | - | 4.47 | 68,266 |
| U.S. States With No City Over 100,000 | 0 | - | 4.57 | 17,805 |
| United States Map Quiz | 0 | - | 4.98 | 4,140,188 |
| U.S. State Flags | 0 | - | 4.89 | 166,800 |
| U.S. States that Border Canada | 0 | - | 4.91 | 182,227 |
| U.S. States by Wikipedia Descriptions #1 | 0 | - | 4.57 | 39,180 |
| U.S. States by Wikipedia Descriptions #2 | 0 | - | 4.47 | 36,958 |
| 50 States, 50 Cities - Hard Version | 0 | - | 4.46 | 43,971 |
| Speed Capital to U.S. State | 0 | - | 4.46 | 113,472 |
| 10 Southernmost U.S. State Capitals | 0 | - | 4.51 | 38,885 |
| 10 Northernmost U.S. State Capitals | 0 | - | 4.57 | 35,635 |
| 10 Easternmost U.S. State Capitals | 0 | - | 4.50 | 34,495 |
| US States and State Capitals | 0 | - | 4.99 | 158,196 |
| Countries Closest to Canada | 0 | - | 4.90 | 197,274 |
| U.S. States with the Fewest Borders | 0 | - | 4.77 | 112,981 |
| U.S. States with the Most Borders | 0 | - | 4.53 | 62,221 |
| Walking Across U.S. State Borders with Hints | 0 | - | 4.74 | 34,924 |
| Top 10 U.S. States People are Leaving | 0 | - | 4.42 | 58,985 |
| Top 10 U.S. States People are Moving To | 0 | - | 4.73 | 63,446 |
| U.S. States or European Countries by GDP | 0 | - | 4.98 | 87,954 |
| Top 10 U.S. States with the Highest Elevation | 0 | - | 4.51 | 67,757 |
| U.S. States with the Lowest Average Elevation | 0 | - | 4.55 | 38,382 |
| U.S. States With the Highest Average Elevation | 0 | - | 4.61 | 32,656 |
| Fifty US States in One Minute | 0 | - | 4.56 | 3,516,842 |
| U.S. State Symbols | 0 | - | 4.38 | 24,248 |
| U.S. States along the Atlantic and Gulf Coast | 0 | - | 4.39 | 28,833 |
| U.S. States Without Individual Income Tax | 0 | - | 4.29 | 28,441 |
| 10 Northernmost U.S. States | 0 | - | 4.90 | 81,853 |
| Top 10 U.S. States Taller than Wide | 0 | - | 4.05 | 13,520 |
| Top 10 U.S. States Wider than Tall | 0 | - | 4.29 | 14,840 |
| Category Elimination - U.S. States #1 | 0 | - | 4.87 | 218,079 |
| Category Elimination - U.S. States #2 | 0 | - | 4.82 | 132,330 |
| U.S. Panhandles | 0 | - | 4.21 | 27,063 |
| Top 10 Happiest U.S. States | 0 | - | 4.34 | 19,723 |
| U.S. States with a Unique Last Letter | 0 | - | 4.17 | 21,229 |
| Hated U.S. States | 0 | - | 4.16 | 14,134 |
| U.S. States by Haiku | 0 | - | 4.20 | 13,088 |
| Top 10 Largest U.S. States by Area | 0 | - | 4.95 | 158,802 |
| Top 10 Smallest U.S. States by Area | 0 | - | 4.98 | 177,045 |
| Top 10 Poorest U.S. States by Median Income | 0 | - | 4.86 | 124,421 |
| U.S. States with the Highest Percentage of Hispanics | 0 | - | 4.85 | 69,040 |
| Top 10 Newest U.S. States | 0 | - | 4.85 | 85,627 |
| Top 10 U.S. States Where the Rent is Too Dang High | 0 | - | 4.84 | 66,773 |
| U.S. State Capitals Quiz | 0 | - | 5.00 | 1,676,519 |
| Countries that Beat Canada | 0 | - | 4.90 | 86,806 |
| Random U.S. States on a Map | 0 | - | 4.96 | 620,960 |
| Flags of North and South America | 0 | - | 4.99 | 366,086 |
| Top Producing U.S. States | 0 | - | 4.24 | 31,019 |
| Landmarks of U.S. States #2 | 0 | - | 4.22 | 18,392 |
| Landmarks of U.S. States #1 | 0 | - | 4.29 | 22,939 |
| U.S. States with the Highest HDI | 0 | - | 4.08 | 24,745 |
| States of Origin - American Popular Music | 0 | - | 4.22 | 10,609 |
| U.S Cities by African-American Population | 0 | - | 4.42 | 94,678 |
| 1M Cities by Proximity - United States | 0 | - | 4.55 | 149,628 |
| Biggest Cities in a Strip of the United States Map | 0 | - | 4.73 | 40,555 |
| Cities on Route 66 on a Map | 0 | - | 4.53 | 32,774 |
| Countries with American Expatriates | 0 | - | 4.53 | 42,462 |
| United States Country Quiz | 0 | - | 4.43 | 100,498 |
| United States Landmarks Map Quiz | 0 | - | 4.55 | 40,069 |
| Asian Countries Americans Travel to the Most | 0 | - | 4.75 | 59,614 |
| Busiest Air Routes from the U.S. | 0 | - | 4.46 | 76,584 |
| Mississippi River States Empty Map Quiz | 0 | - | 4.81 | 55,578 |
| Confederate States of the U.S. Civil War | 0 | - | 4.91 | 128,637 |
| Events by U.S. State #1 | 0 | - | 4.43 | 22,827 |
| 50 States, 50 Cities - Easy Version | 0 | - | 4.39 | 127,968 |
| American Geography Quiz for Dummies | 0 | - | 4.41 | 68,673 |
| U.S. Cities with the Highest Murder Rate | 0 | - | 4.55 | 137,615 |
| Random U.S. City to State | 0 | - | 4.45 | 75,236 |
| Name a Valid U.S. City over 100,000 | 0 | - | 4.42 | 39,983 |
| Richest Metro Areas in the U.S. | 0 | - | 4.42 | 43,135 |
| South America Capitals Quiz | 0 | - | 5.00 | 476,931 |
| Countries Closest to the U. S. | 0 | - | 4.41 | 207,731 |
| US States by Borders in 30 Seconds | 0 | - | 4.68 | 2,663,127 |
| U.S. Geography by Letter - B | 0 | - | 4.53 | 68,511 |
| U.S. Geography by Letter - S | 0 | - | 4.54 | 52,060 |
| 10 Closest Megacities to New York City | 0 | - | 4.52 | 67,186 |
| U.S. States by First Two Letters in 30 Seconds | 0 | - | 4.69 | 1,379,260 |
| US State Capitals by Proximity in 30 Seconds | 0 | - | 4.17 | 128,758 |
| US State Capitals by First Two Letters in 45 seconds | 0 | - | 4.09 | 58,023 |
| U.S State Capitals on the Sea | 0 | - | 4.53 | 26,118 |
| Boroughs of New York City | 0 | - | 4.47 | 84,067 |
| American Countries with the Shortest Names | 0 | - | 4.96 | 120,279 |
| The Only American Country ... | 0 | - | 4.92 | 120,681 |
| Belize Country Quiz | 0 | - | 4.85 | 20,785 |
| Saint Vincent and the Grenadines Country Quiz | 0 | - | 4.88 | 19,034 |
| U.S. Cities with the Most International Tourists | 0 | - | 4.88 | 74,793 |
| U.S. State Border Crossings | 0 | - | 4.97 | 95,884 |
| Win the U.S. Presidential Election | 0 | - | 4.80 | 617,658 |
| Movies by State | 0 | - | 4.27 | 40,435 |
| Cities in U.S. History #1 | 0 | - | 4.25 | 37,676 |
| World Capitals by First Two Letters in 90 Seconds | 0 | - | 4.35 | 245,764 |
| U.S. Suburbs Quiz | 0 | - | 4.47 | 18,336 |
| Top 10 Biggest Economies in the Americas | 0 | - | 4.94 | 91,021 |
| Dominica Country Quiz | 0 | - | 4.81 | 19,651 |
| Brazil States Map Quiz | 0 | - | 4.85 | 47,352 |
| Europe Map Quiz | 0 | - | 5.00 | 4,728,435 |
| Random Sequential U.S. States on a Map | 0 | - | 4.99 | 233,075 |
| Largest United States Airlines | 0 | - | 4.39 | 54,820 |
| States of Brazil | 0 | - | 4.98 | 86,256 |
| All First-Level Subdivisions of South America on a Map | 0 | - | 4.92 | 52,826 |
| Biggest Cities in the U.S. - Extreme | 0 | - | 4.96 | 158,171 |
| 15 Largest Cities in North America With a Map | 0 | - | 4.98 | 46,385 |
| Biggest Cities in Each U.S. State - Extreme | 0 | - | 4.93 | 78,638 |
| 10 Biggest Cities by U.S. State | 0 | - | 4.95 | 40,675 |
| 500 Biggest U.S. Urban Areas | 0 | - | 4.90 | 115,362 |
| 100 Biggest Cities in North America on a Map | 0 | - | 4.84 | 61,472 |
| U.S. Cities Chain | 0 | - | 4.21 | 35,110 |
| ALL California Cities | 0 | - | 4.36 | 42,803 |
| U.S. Cities with the Least Precipitation | 0 | - | 4.42 | 12,381 |
| South American Capitals - Map Quiz | 0 | - | 4.98 | 129,344 |
| Top 10 Oldest U.S. State Capitals | 0 | - | 4.55 | 31,899 |
| Top 10 American Countries by Coastline | 0 | - | 4.96 | 88,048 |
| Top 10 Richest Countries in the Americas | 0 | - | 4.90 | 76,054 |
| Biggest Trading Partners - United States | 0 | - | 4.63 | 106,319 |
| Colombia Country Quiz | 0 | - | 4.90 | 40,281 |
| Canada Country Quiz | 0 | - | 4.54 | 131,651 |
