| US States Quiz | 0 | - | 5.00 | 17,004,099 |
| States of the U.S. in Alphabetical Order | 0 | - | 4.98 | 368,738 |
| The 13 Colonies Quiz | 0 | - | 4.97 | 119,107 |
| U.S. States with the Letter Y | 0 | - | 4.86 | 112,323 |
| 10 Southernmost U.S. States | 0 | - | 4.89 | 114,346 |
| U.S. States with Short Names | 0 | - | 4.91 | 150,394 |
| U.S. States that Start with M | 0 | - | 4.93 | 188,422 |
| U.S. States By Population | 0 | - | 4.92 | 154,184 |
| U.S. States that Start with N | 0 | - | 4.95 | 172,276 |
| U.S. States with Longest Names | 0 | - | 4.85 | 44,919 |
| U.S. States with a Unique First Letter | 0 | - | 4.96 | 88,891 |
| 10 Westernmost U.S. States | 0 | - | 4.95 | 64,555 |
| The Only Remaining U.S. State . . . | 0 | - | 4.93 | 66,134 |
| Draw All US State Borders | 0 | - | 4.99 | 141,133 |
| U.S. States or European Countries by Area | 0 | - | 4.95 | 97,229 |
| Louisiana Purchase with a Map | 0 | - | 4.96 | 49,349 |
| U.S. States or European Countries by Population | 0 | - | 4.97 | 134,448 |
| US States with an Empty Map | 0 | - | 5.00 | 628,993 |
| Top 10 Least Populous U.S. States | 0 | - | 4.94 | 192,696 |
| Top 10 Most Populous U.S. States | 0 | - | 4.97 | 178,264 |
| Midwestern States of the U.S. | 0 | - | 4.88 | 14,178 |
| Name a Valid U.S. State #1 | 0 | - | 4.93 | 210,624 |
| U.S. States with the Lowest Population Density | 0 | - | 4.92 | 94,424 |
| Top 10 Most Native American U.S. States | 0 | - | 4.87 | 92,900 |
| US State Capitals Quiz - No Hints | 0 | - | 4.98 | 95,750 |
| 10 Westernmost U.S. State Capitals | 0 | - | 4.90 | 48,347 |
| Top 10 Most-Visited U.S. States | 0 | - | 4.90 | 102,507 |
| U.S. States with the Most Immigrants | 0 | - | 4.85 | 83,059 |
| New England States | 0 | - | 4.51 | 59,904 |
| U.S. States by Land Area | 0 | - | 4.55 | 53,074 |
| Top 10 U.S. States by Inland Water Area | 0 | - | 4.53 | 38,125 |
| Add a Letter - Make a U.S. State | 0 | - | 4.70 | 83,176 |
| Top 10 Widest U.S. States East to West | 0 | - | 4.70 | 56,296 |
| Top 10 Tallest U.S. States North to South | 0 | - | 4.75 | 41,156 |
| U.S. States by Borders | 0 | - | 4.62 | 35,491 |
| Save Americans by Guessing U.S. States | 0 | - | 4.61 | 188,978 |
| 10 Easternmost U.S. States | 0 | - | 4.53 | 56,690 |
| The Only U.S. State ... #1 | 0 | - | 4.52 | 102,356 |
| Most-Visited U.S. Cities | 0 | - | 4.85 | 95,090 |
| Every U.S. Metro Area on a Map | 0 | - | 4.97 | 83,152 |
| Total United States Immigration by Country | 0 | - | 4.91 | 112,456 |
| "Do Not Travel" Countries for U.S. Citizens | 0 | - | 4.97 | 246,654 |
| Name the U.S. National Parks | 0 | - | 4.86 | 60,517 |
| U.S. States with the Longest International Borders | 0 | - | 4.78 | 45,959 |
| Longest U.S. State Borders | 0 | - | 4.69 | 40,155 |
| U.S. States with the Fewest Immigrants | 0 | - | 4.64 | 66,118 |
| U.S. States with the Highest Percentage of Farmland | 0 | - | 4.80 | 65,662 |
| U.S. States with the Lowest Percentage of Farmland | 0 | - | 4.70 | 61,158 |
| U.S. License Plates Picture Quiz | 0 | - | 4.61 | 53,156 |
| All 3,143 Counties of the United States on a Map | 0 | - | 4.97 | 335,650 |
| Most-Visited Countries by Americans | 0 | - | 4.86 | 110,606 |
| Countries that Visit the United States the Most | 0 | - | 4.96 | 92,478 |
| Pixelated United States Map | 0 | - | 4.88 | 94,843 |
| U.S. State Superlatives #1 | 0 | - | 4.47 | 87,691 |
| U.S. State Superlatives #2 | 0 | - | 4.53 | 40,768 |
| Last 10 U.S. States Alphabetically | 0 | - | 4.35 | 75,068 |
| Top 10 Least Populous U.S. State Capitals | 0 | - | 4.52 | 21,573 |
| Flyover States | 0 | - | 4.53 | 29,602 |
| U.S. States With Double Letters | 0 | - | 4.55 | 24,278 |
| U.S. States Bigger than Their Neighbors | 0 | - | 4.28 | 76,419 |
| Fastest Growing U.S. States Since 1960 | 0 | - | 4.48 | 76,344 |
| Most Guessed U.S. Cities | 0 | - | 4.89 | 107,066 |
| U.S. Cities with the Biggest Economies | 0 | - | 4.83 | 73,484 |
| Countries Closest to United States by Continent | 0 | - | 4.99 | 147,274 |
| Countries that Beat the United States | 0 | - | 4.93 | 168,732 |
| 10 Longest Rivers in the United States | 0 | - | 4.85 | 39,411 |
| Word Scramble - U.S. States | 0 | - | 4.95 | 510,387 |
| U.S. State Capitals Map Quiz | 0 | - | 4.93 | 151,145 |
| Regions of U.S. States | 0 | - | 4.37 | 44,211 |
| Great Plains States and Provinces on a Map | 0 | - | 4.95 | 50,153 |
| 10 U.S. States with the Most Valuable Crops | 0 | - | 4.41 | 29,634 |
| States, Provinces & Territories that Touch the Appalachian Mountains | 0 | - | 4.59 | 20,425 |
| U.S. States with the Lowest HDI | 0 | - | 4.47 | 28,938 |
| Which U.S. State - Multiple Choice | 0 | - | 4.48 | 20,376 |
| U.S. States by Unofficial Motto | 0 | - | 4.47 | 23,228 |
| Top 10 Coldest U.S. States | 0 | - | 4.94 | 125,911 |
| Top 10 Hottest U.S. States | 0 | - | 4.86 | 126,565 |
| Top 10 U.S. States with the Least Precipitation | 0 | - | 4.83 | 62,233 |
| Capitals of Canadian Provinces | 0 | - | 4.85 | 89,713 |
| Mexico States Map Quiz | 0 | - | 4.85 | 105,694 |
| States of Mexico | 0 | - | 4.96 | 178,375 |
| States and Provinces that touch the Rocky Mountains | 0 | - | 4.43 | 32,569 |
| 10 U.S. States With The Highest Murder Rates | 0 | - | 4.47 | 54,847 |
| 10 U.S. States With The Lowest Murder Rates | 0 | - | 4.48 | 53,028 |
| Name a Valid U.S. State #2 | 0 | - | 4.63 | 77,410 |
| Name a Valid U.S. State #3 | 0 | - | 4.78 | 49,317 |
| A Superlative for Every U.S. State | 0 | - | 4.44 | 28,232 |
| U.S. States with the Highest Population Density | 0 | - | 4.47 | 68,501 |
| U.S. States With No City Over 100,000 | 0 | - | 4.57 | 18,138 |
| United States Map Quiz | 0 | - | 4.98 | 4,172,079 |
| U.S. State Flags | 0 | - | 4.89 | 173,108 |
| U.S. States that Border Canada | 0 | - | 4.91 | 186,794 |
| U.S. States by Wikipedia Descriptions #1 | 0 | - | 4.57 | 39,467 |
| U.S. States by Wikipedia Descriptions #2 | 0 | - | 4.48 | 37,191 |
| 50 States, 50 Cities - Hard Version | 0 | - | 4.46 | 44,456 |
| Speed Capital to U.S. State | 0 | - | 4.46 | 114,620 |
| 10 Southernmost U.S. State Capitals | 0 | - | 4.51 | 39,176 |
| 10 Northernmost U.S. State Capitals | 0 | - | 4.57 | 35,894 |
| 10 Easternmost U.S. State Capitals | 0 | - | 4.50 | 34,803 |
| US States and State Capitals | 0 | - | 4.99 | 165,558 |
| Most-Visited Countries by Canadians | 0 | - | 4.83 | 39,635 |
| Countries Closest to Canada | 0 | - | 4.91 | 199,530 |
| Mexico Cities Map Quiz | 0 | - | 4.83 | 38,830 |
| U.S. States with the Fewest Borders | 0 | - | 4.78 | 114,240 |
| U.S. States with the Most Borders | 0 | - | 4.53 | 62,373 |
| Walking Across U.S. State Borders with Hints | 0 | - | 4.74 | 35,122 |
| Top 10 U.S. States People are Leaving | 0 | - | 4.44 | 70,646 |
| Top 10 U.S. States People are Moving To | 0 | - | 4.74 | 64,216 |
| U.S. States or European Countries by GDP | 0 | - | 4.98 | 89,778 |
| Top 10 U.S. States with the Highest Elevation | 0 | - | 4.51 | 67,988 |
| U.S. States with the Lowest Average Elevation | 0 | - | 4.55 | 38,576 |
| U.S. States With the Highest Average Elevation | 0 | - | 4.61 | 32,839 |
| Fifty US States in One Minute | 0 | - | 4.61 | 3,556,490 |
| U.S. State Symbols | 0 | - | 4.38 | 24,347 |
| U.S. States along the Atlantic and Gulf Coast | 0 | - | 4.39 | 28,883 |
| U.S. States Without Individual Income Tax | 0 | - | 4.29 | 28,558 |
| 10 Northernmost U.S. States | 0 | - | 4.90 | 83,105 |
| Top 10 U.S. States Taller than Wide | 0 | - | 4.05 | 13,637 |
| Top 10 U.S. States Wider than Tall | 0 | - | 4.29 | 14,987 |
| Category Elimination - U.S. States #1 | 0 | - | 4.88 | 222,534 |
| Category Elimination - U.S. States #2 | 0 | - | 4.82 | 135,671 |
| U.S. Panhandles | 0 | - | 4.21 | 27,249 |
| Top 10 Happiest U.S. States | 0 | - | 4.34 | 19,829 |
| U.S. States with a Unique Last Letter | 0 | - | 4.14 | 21,709 |
| Hated U.S. States | 0 | - | 4.16 | 14,279 |
| U.S. States by Haiku | 0 | - | 4.24 | 17,907 |
| Top 10 Largest U.S. States by Area | 0 | - | 4.95 | 161,087 |
| Top 10 Smallest U.S. States by Area | 0 | - | 4.98 | 178,263 |
| Top 10 Poorest U.S. States by Median Income | 0 | - | 4.86 | 125,713 |
| U.S. States with the Highest Percentage of Hispanics | 0 | - | 4.85 | 69,845 |
| Top 10 Newest U.S. States | 0 | - | 4.85 | 86,671 |
| Top 10 U.S. States Where the Rent is Too Dang High | 0 | - | 4.85 | 68,010 |
| U.S. State Capitals Quiz | 0 | - | 5.00 | 1,699,368 |
| Countries that Beat Canada | 0 | - | 4.90 | 99,035 |
| Random U.S. States on a Map | 0 | - | 4.96 | 630,626 |
| Flags of North and South America | 0 | - | 4.99 | 377,341 |
| Top Producing U.S. States | 0 | - | 4.24 | 31,270 |
| Landmarks of U.S. States #2 | 0 | - | 4.22 | 18,481 |
| Landmarks of U.S. States #1 | 0 | - | 4.29 | 23,056 |
| U.S. States with the Highest HDI | 0 | - | 4.08 | 24,855 |
| States of Origin - American Popular Music | 0 | - | 4.22 | 10,713 |
| U.S Cities by African-American Population | 0 | - | 4.42 | 95,615 |
| 1M Cities by Proximity - United States | 0 | - | 4.63 | 151,870 |
| Biggest Cities in a Strip of the United States Map | 0 | - | 4.74 | 41,235 |
| Cities on Route 66 on a Map | 0 | - | 4.53 | 33,326 |
| Countries with American Expatriates | 0 | - | 4.53 | 42,681 |
| United States Country Quiz | 0 | - | 4.43 | 102,243 |
| United States Landmarks Map Quiz | 0 | - | 4.55 | 40,284 |
| Asian Countries Americans Travel to the Most | 0 | - | 4.75 | 60,225 |
| Busiest Air Routes from the U.S. | 0 | - | 4.46 | 77,077 |
| Mississippi River States Empty Map Quiz | 0 | - | 4.82 | 56,345 |
| Confederate States of the U.S. Civil War | 0 | - | 4.91 | 129,668 |
| Events by U.S. State #1 | 0 | - | 4.43 | 22,967 |
| Image to U.S State - Multiple Choice | 0 | - | 4.46 | 26,333 |
| 50 States, 50 Cities - Easy Version | 0 | - | 4.39 | 128,997 |
| American Geography Quiz for Dummies | 0 | - | 4.41 | 69,448 |
| U.S. Cities with the Highest Murder Rate | 0 | - | 4.55 | 139,032 |
| Random U.S. City to State | 0 | - | 4.45 | 76,939 |
| Name a Valid U.S. City over 100,000 | 0 | - | 4.42 | 40,457 |
| Richest Metro Areas in the U.S. | 0 | - | 4.42 | 44,139 |
| South America Capitals Quiz | 0 | - | 5.00 | 485,168 |
| Countries Closest to the U. S. | 0 | - | 4.41 | 210,575 |
| US States by Borders in 30 Seconds | 0 | - | 4.68 | 2,693,771 |
| U.S. Geography by Letter - B | 0 | - | 4.54 | 70,072 |
| U.S. Geography by Letter - S | 0 | - | 4.55 | 58,011 |
| 10 Closest Megacities to New York City | 0 | - | 4.52 | 67,540 |
| U.S. States by First Two Letters in 30 Seconds | 0 | - | 4.70 | 1,398,907 |
| US State Capitals by Proximity in 30 Seconds | 0 | - | 4.17 | 129,830 |
| US State Capitals by First Two Letters in 45 seconds | 0 | - | 4.09 | 58,259 |
| U.S State Capitals on the Sea | 0 | - | 4.53 | 26,266 |
| Boroughs of New York City | 0 | - | 4.47 | 85,348 |
| American Countries with the Shortest Names | 0 | - | 4.97 | 121,696 |
| The Only American Country ... | 0 | - | 4.92 | 122,246 |
| Belize Country Quiz | 0 | - | 4.85 | 21,102 |
| Saint Vincent and the Grenadines Country Quiz | 0 | - | 4.88 | 19,306 |
| U.S. Cities with the Most International Tourists | 0 | - | 4.88 | 75,978 |
| U.S. State Border Crossings | 0 | - | 4.97 | 96,909 |
| Win the U.S. Presidential Election | 0 | - | 4.78 | 636,168 |
| Movies by State | 0 | - | 4.27 | 40,611 |
| Cities in U.S. History #1 | 0 | - | 4.31 | 45,606 |
| World Capitals by First Two Letters in 90 Seconds | 0 | - | 4.35 | 246,869 |
| U.S. Suburbs Quiz | 0 | - | 4.47 | 18,445 |
| Top 10 Biggest Economies in the Americas | 0 | - | 4.94 | 92,879 |
| Dominica Country Quiz | 0 | - | 4.81 | 19,945 |
| Brazil States Map Quiz | 0 | - | 4.86 | 48,648 |
| Europe Map Quiz | 0 | - | 5.00 | 4,789,690 |
| Random Sequential U.S. States on a Map | 0 | - | 4.99 | 235,317 |
| Largest United States Airlines | 0 | - | 4.39 | 55,168 |
| States of Brazil | 0 | - | 4.97 | 89,813 |
| All First-Level Subdivisions of South America on a Map | 0 | - | 4.93 | 54,921 |
| Biggest Cities in the U.S. - Extreme | 0 | - | 4.95 | 160,123 |
| 15 Largest Cities in North America With a Map | 0 | - | 4.98 | 48,088 |
| Biggest Cities in Each U.S. State - Extreme | 0 | - | 4.91 | 84,751 |
| 10 Biggest Cities by U.S. State | 0 | - | 4.95 | 42,498 |
| 500 Biggest U.S. Urban Areas | 0 | - | 4.90 | 118,279 |
| 100 Biggest Cities in North America on a Map | 0 | - | 4.84 | 62,956 |
| U.S. Cities Chain | 0 | - | 4.21 | 35,750 |
| ALL California Cities | 0 | - | 4.37 | 43,256 |
| U.S. Cities with the Least Precipitation | 0 | - | 4.42 | 12,508 |
| South American Capitals - Map Quiz | 0 | - | 4.98 | 131,491 |
