| US States Quiz | 0 | - | 5.00 | 14,758,832 |
| States of the U.S. in Alphabetical Order | 0 | - | 4.97 | 340,341 |
| The 13 Colonies Quiz | 0 | - | 4.97 | 100,640 |
| U.S. States with the Letter Y | 0 | - | 4.86 | 96,243 |
| 10 Southernmost U.S. States | 0 | - | 4.84 | 99,306 |
| U.S. States with Short Names | 0 | - | 4.87 | 129,809 |
| U.S. States that Start with M | 0 | - | 4.91 | 150,555 |
| U.S. States By Population | 0 | - | 4.90 | 130,037 |
| U.S. States that Start with N | 0 | - | 4.95 | 155,627 |
| U.S. States with Longest Names | 0 | - | 4.84 | 36,084 |
| U.S. States with a Unique First Letter | 0 | - | 4.95 | 77,906 |
| 10 Westernmost U.S. States | 0 | - | 4.95 | 58,399 |
| The Only Remaining U.S. State . . . | 0 | - | 4.94 | 56,153 |
| U.S. States with the Longest International Borders | 0 | - | 4.81 | 40,884 |
| U.S. States or European Countries by Area | 0 | - | 4.95 | 71,330 |
| Louisiana Purchase with a Map | 0 | - | 4.95 | 36,272 |
| U.S. States or European Countries by Population | 0 | - | 4.98 | 116,183 |
| US States with an Empty Map | 0 | - | 5.00 | 554,641 |
| Top 10 Least Populous U.S. States | 0 | - | 4.93 | 172,969 |
| Top 10 Most Populous U.S. States | 0 | - | 4.97 | 150,052 |
| Name a Valid U.S. State #1 | 0 | - | 4.95 | 184,940 |
| U.S. States with the Lowest Population Density | 0 | - | 4.92 | 88,951 |
| Top 10 Most Native American U.S. States | 0 | - | 4.84 | 71,365 |
| US State Capitals Quiz - No Hints | 0 | - | 4.97 | 79,856 |
| 10 Westernmost U.S. State Capitals | 0 | - | 4.85 | 39,110 |
| Top 10 Most-Visited U.S. States | 0 | - | 4.89 | 89,567 |
| U.S. States with the Most Immigrants | 0 | - | 4.85 | 73,247 |
| New England States | 0 | - | 4.54 | 52,440 |
| US States by Land Area | 0 | - | 4.58 | 48,508 |
| Top 10 U.S. States by Inland Water Area | 0 | - | 4.53 | 36,193 |
| Add a Letter - Make a U.S. State | 0 | - | 4.74 | 76,564 |
| Top 10 Widest U.S. States East to West | 0 | - | 4.70 | 51,105 |
| Top 10 Tallest U.S. States North to South | 0 | - | 4.78 | 37,322 |
| 10 Easternmost U.S. States | 0 | - | 4.54 | 53,008 |
| The Only U.S. State ... #1 | 0 | - | 4.51 | 82,641 |
| Most-Visited U.S. Cities | 0 | - | 4.87 | 72,808 |
| Every U.S. Metro Area on a Map | 0 | - | 4.97 | 62,917 |
| Total United States Immigration by Country | 0 | - | 4.89 | 96,820 |
| "Do Not Travel" Countries for U.S. Citizens | 0 | - | 4.95 | 185,162 |
| Asian Countries Americans Travel to the Most | 0 | - | 4.84 | 54,845 |
| Longest U.S. State Borders | 0 | - | 4.65 | 34,273 |
| U.S. States with the Fewest Immigrants | 0 | - | 4.70 | 59,937 |
| U.S. States with the Highest Percentage of Farmland | 0 | - | 4.75 | 54,037 |
| U.S. States with the Lowest Percentage of Farmland | 0 | - | 4.76 | 52,931 |
| U.S. License Plates Picture Quiz | 0 | - | 4.59 | 49,221 |
| Most-Visited Countries by Americans | 0 | - | 4.87 | 93,445 |
| Countries that Visit the United States the Most | 0 | - | 4.95 | 78,778 |
| Pixelated United States Map | 0 | - | 4.90 | 82,294 |
| U.S. State Superlatives #1 | 0 | - | 4.46 | 75,523 |
| U.S. State Superlatives #2 | 0 | - | 4.51 | 37,341 |
| Last 10 U.S. States Alphabetically | 0 | - | 4.34 | 70,806 |
| Top 10 Least Populous U.S. State Capitals | 0 | - | 4.49 | 20,501 |
| Flyover States | 0 | - | 4.51 | 28,003 |
| U.S. States With Double Letters | 0 | - | 4.66 | 4,292 |
| U.S. States Bigger than Their Neighbors | 0 | - | 4.30 | 57,809 |
| U.S. States by Borders | 0 | - | 4.56 | 26,343 |
| Fastest Growing U.S. States Since 1960 | 0 | - | 4.46 | 65,005 |
| Most Guessed U.S. Cities | 0 | - | 4.90 | 91,413 |
| U.S. Cities with the Biggest Economies | 0 | - | 4.83 | 61,545 |
| Countries Closest to United States by Continent | 0 | - | 4.99 | 124,542 |
| Countries that Beat the United States | 0 | - | 4.92 | 145,813 |
| All 3,143 Counties of the United States on a Map | 0 | - | 4.95 | 274,468 |
| 10 Longest Rivers in the United States | 0 | - | 4.82 | 35,039 |
| Word Scramble - U.S. States | 0 | - | 4.95 | 459,425 |
| U.S. State Capitals Map Quiz | 0 | - | 4.91 | 125,936 |
| Hawaiian Islands Map Quiz | 0 | - | 4.88 | 21,032 |
| Great Plains States and Provinces on a Map | 0 | - | 4.94 | 38,090 |
| States, Provinces & Territories that Touch the Appalachian Mountains | 0 | - | 4.59 | 19,775 |
| U.S. States with the Lowest HDI | 0 | - | 4.46 | 27,506 |
| Which U.S. State - Multiple Choice | 0 | - | 4.45 | 18,985 |
| Top 10 Coldest U.S. States | 0 | - | 4.91 | 100,323 |
| Top 10 Hottest U.S. States | 0 | - | 4.86 | 100,805 |
| Top 10 U.S. States with the Least Precipitation | 0 | - | 4.82 | 57,134 |
| Capitals of Canadian Provinces | 0 | - | 4.86 | 73,676 |
| Mexico States Map Quiz | 0 | - | 4.84 | 90,679 |
| States of Mexico | 0 | - | 4.95 | 141,550 |
| 10 U.S. States With The Highest Murder Rates | 0 | - | 4.44 | 47,710 |
| 10 U.S. States With The Lowest Murder Rates | 0 | - | 4.52 | 34,039 |
| Name a Valid U.S. State #2 | 0 | - | 4.63 | 69,340 |
| Name a Valid U.S. State #3 | 0 | - | 4.78 | 44,084 |
| U.S. States with the Highest Population Density | 0 | - | 4.46 | 66,748 |
| Name a Valid U.S. State Capital | 0 | - | 4.82 | 49,448 |
| United States Map Quiz | 0 | - | 4.98 | 3,905,306 |
| Cartoon Versions of U.S. States | 0 | - | 4.84 | 52,076 |
| U.S. State Flags | 0 | - | 4.87 | 136,635 |
| U.S. States that Border Canada | 0 | - | 4.90 | 165,915 |
| U.S. States by Wikipedia Descriptions #1 | 0 | - | 4.57 | 37,441 |
| U.S. States by Wikipedia Descriptions #2 | 0 | - | 4.47 | 35,363 |
| 50 States, 50 Cities - Hard Version | 0 | - | 4.47 | 40,518 |
| Speed Capital to U.S. State | 0 | - | 4.44 | 106,272 |
| 10 Southernmost U.S. State Capitals | 0 | - | 4.53 | 37,141 |
| US States and State Capitals Quiz | 0 | - | 4.99 | 120,031 |
| Countries Closest to Canada | 0 | - | 4.90 | 184,571 |
| U.S. States with the Fewest Borders | 0 | - | 4.76 | 105,800 |
| U.S. States with the Most Borders | 0 | - | 4.56 | 61,068 |
| U.S. States or European Countries by GDP | 0 | - | 4.98 | 76,933 |
| Top 10 U.S. States with the Highest Elevation | 0 | - | 4.51 | 58,308 |
| U.S. States with the Lowest Average Elevation | 0 | - | 4.54 | 31,779 |
| Fifty US States in One Minute | 0 | - | 4.55 | 3,248,430 |
| U.S. State Symbols | 0 | - | 4.38 | 23,649 |
| U.S. States along the Atlantic and Gulf Coast | 0 | - | 4.40 | 28,373 |
| U.S. States Without Individual Income Tax | 0 | - | 4.32 | 27,504 |
| 10 Northernmost U.S. States | 0 | - | 4.89 | 73,719 |
| Top 10 U.S. States Taller than Wide | 0 | - | 4.05 | 12,704 |
| Top 10 U.S. States Wider than Tall | 0 | - | 4.30 | 13,757 |
| Category Elimination - U.S. States #1 | 0 | - | 4.90 | 195,108 |
| U.S. Panhandles | 0 | - | 4.25 | 25,569 |
| Top 10 Happiest U.S. States | 0 | - | 4.37 | 18,847 |
| U.S. States with a Unique Last Letter | 0 | - | 4.14 | 19,567 |
| Hated U.S. States | 0 | - | 4.09 | 13,175 |
| Top 10 Largest U.S. States by Area | 0 | - | 4.95 | 145,461 |
| Top 10 Smallest U.S. States by Area | 0 | - | 4.98 | 167,938 |
| Top 10 Poorest U.S. States by Median Income | 0 | - | 4.85 | 99,083 |
| Top 10 Newest U.S. States | 0 | - | 4.81 | 68,127 |
| Top 10 Least Obese U.S. States | 0 | - | 4.81 | 68,190 |
| U.S. State Capitals Quiz | 0 | - | 5.00 | 1,529,683 |
| Countries that Beat Canada | 0 | - | 4.91 | 78,236 |
| Random U.S. States on a Map | 0 | - | 4.95 | 492,637 |
| Regions of US States | 0 | - | 4.19 | 31,468 |
| 10 U.S. States with the Most Valuable Crops | 0 | - | 4.39 | 28,430 |
| Top Producing U.S. States | 0 | - | 4.23 | 28,760 |
| Landmarks of U.S. States #2 | 0 | - | 4.19 | 17,789 |
| Landmarks of U.S. States #1 | 0 | - | 4.29 | 22,050 |
| U.S. States with the Highest HDI | 0 | - | 4.08 | 24,101 |
| States of Origin - American Popular Music | 0 | - | 4.17 | 9,900 |
| 1M Cities by Proximity - United States | 0 | - | 4.50 | 137,178 |
| Biggest Cities in a Strip of the United States Map | 0 | - | 4.72 | 36,574 |
| Countries with American Expatriates | 0 | - | 4.58 | 40,940 |
| United States Country Quiz | 0 | - | 4.45 | 89,241 |
| United States Landmarks Map Quiz | 0 | - | 4.55 | 38,341 |
| Busiest Air Routes from the U.S. | 0 | - | 4.46 | 72,495 |
| U.S. National Parks Quiz | 0 | - | 4.79 | 46,782 |
| Mississippi River States Empty Map Quiz | 0 | - | 4.84 | 51,048 |
| States and Provinces that touch the Rocky Mountains | 0 | - | 4.42 | 31,464 |
| Confederate States of the U.S. Civil War | 0 | - | 4.91 | 122,558 |
| Events by U.S. State #1 | 0 | - | 4.41 | 21,778 |
| 50 States, 50 Cities - Easy Version | 0 | - | 4.38 | 120,983 |
| U.S. Cities with the Highest Murder Rate | 0 | - | 4.58 | 130,657 |
| Random U.S. City to State | 0 | - | 4.44 | 65,780 |
| South America Capitals Quiz | 0 | - | 5.00 | 419,913 |
| Countries Closest to the U. S. | 0 | - | 4.41 | 198,674 |
| US States by Borders in 30 Seconds | 0 | - | 4.76 | 2,393,162 |
| 10 Closest Megacities to New York City | 0 | - | 4.52 | 54,558 |
| U.S. States by First Two Letters in 30 Seconds | 0 | - | 4.64 | 1,246,053 |
| US State Capitals by Proximity in 30 Seconds | 0 | - | 4.18 | 120,457 |
| US State Capitals by First Two Letters in 45 seconds | 0 | - | 4.06 | 56,217 |
| 10 Northernmost U.S. State Capitals | 0 | - | 4.55 | 30,247 |
| U.S State Capitals on the Sea | 0 | - | 4.52 | 25,068 |
| 10 Easternmost U.S. State Capitals | 0 | - | 4.49 | 29,144 |
| Boroughs of New York City | 0 | - | 4.44 | 77,169 |
| American Countries with the Shortest Names | 0 | - | 4.96 | 100,936 |
| The Only American Country ... | 0 | - | 4.94 | 109,811 |
| Belize Country Quiz | 0 | - | 4.88 | 18,780 |
| Flags of North and South America Quiz | 0 | - | 4.99 | 310,203 |
| U.S. Cities with the Most International Tourists | 0 | - | 4.88 | 65,381 |
| U.S. State Border Crossings | 0 | - | 4.96 | 82,159 |
| Walking Across U.S. State Borders with Hints | 0 | - | 4.71 | 25,279 |
| Five Biggest Immigrant Groups by Decade in the US | 0 | - | 4.83 | 33,361 |
| U.S. States With the Highest Average Elevation | 0 | - | 4.60 | 31,102 |
| Win the U.S. Presidential Election | 0 | - | 4.79 | 509,836 |
| Movies by State Quiz | 0 | - | 4.23 | 39,374 |
| U.S Cities by African-American Population | 0 | - | 4.40 | 82,865 |
| Important Places in U.S. History | 0 | - | 4.23 | 36,440 |
| Cities on Route 66 on a Map | 0 | - | 4.52 | 28,920 |
| World Capitals by First Two Letters in 90 Seconds | 0 | - | 4.36 | 234,705 |
| U.S. Suburbs Quiz | 0 | - | 4.45 | 17,604 |
| Top 10 Biggest Economies in the Americas | 0 | - | 4.94 | 81,483 |
| Brazil States Map Quiz | 0 | - | 4.83 | 39,617 |
| Europe Map Quiz | 0 | - | 5.00 | 4,298,318 |
| Random Sequential U.S. States on a Map | 0 | - | 4.99 | 218,752 |
| Largest United States Airlines | 0 | - | 4.38 | 52,046 |
| States of Brazil | 0 | - | 4.97 | 68,751 |
| All First-Level Subdivisions of South America on a Map | 0 | - | 4.90 | 40,070 |
| American Geography Quiz for Dummies | 0 | - | 4.33 | 53,022 |
| Biggest Cities in the U.S. - Extreme | 0 | - | 4.94 | 134,015 |
| Biggest Cities in Each U.S. State - Extreme | 0 | - | 4.91 | 69,593 |
| 500 Biggest US Cities | 0 | - | 4.87 | 98,371 |
| 100 Biggest Cities in North America on a Map | 0 | - | 4.81 | 52,475 |
| ALL California Cities | 0 | - | 4.35 | 39,142 |
| South American Capitals - Map Quiz | 0 | - | 4.98 | 116,168 |
| Top 10 American Countries by Coastline | 0 | - | 4.95 | 83,395 |
| Top 10 Richest Countries in the Americas | 0 | - | 4.88 | 68,334 |
| Biggest Trading Partners - US | 0 | - | 4.63 | 101,592 |
| Colombia Country Quiz | 0 | - | 4.92 | 35,074 |
| Canada Country Quiz | 0 | - | 4.54 | 121,468 |
| Canada Cities Map Quiz | 0 | - | 4.65 | 109,456 |
| U.S. State Quarters Picture Quiz #1 | 0 | - | 4.44 | 51,074 |
| U.S. State Quarters Picture Quiz #2 | 0 | - | 4.76 | 36,870 |
| U.S. Cities by Picture #1 | 0 | - | 4.36 | 31,746 |
| Cities by Picture #2 | 0 | - | 4.22 | 32,381 |
| U.S. States by Clue #1 | 0 | - | 4.47 | 33,079 |
| U.S. States with More Cows than People | 0 | - | 4.58 | 39,294 |
| U.S. States by Coldest Recorded Temperature | 0 | - | 4.52 | 62,188 |
| Events by U.S. State #2 | 0 | - | 4.25 | 17,836 |
| U.S. States with Spanish Names | 0 | - | 4.48 | 67,662 |
| U.S. States with Exactly One Major Pro Sports Team | 0 | - | 3.89 | 17,119 |
| Top 10 U.S. States With the Most Tornadoes | 0 | - | 4.54 | 60,641 |
| Top 10 U.S. States by Public Transit | 0 | - | 4.79 | 58,553 |
| Top 10 U.S. States with the Most Precipitation | 0 | - | 4.45 | 39,402 |
| U.S. State Capital Etymology | 0 | - | 4.51 | 34,477 |
