| US States Quiz | 0 | - | 5.00 | 17,027,448 |
| States of the U.S. in Alphabetical Order | 0 | - | 4.98 | 368,935 |
| The 13 Colonies Quiz | 0 | - | 4.97 | 119,224 |
| U.S. States with the Letter Y | 0 | - | 4.86 | 112,465 |
| 10 Southernmost U.S. States | 0 | - | 4.89 | 114,479 |
| U.S. States with Short Names | 0 | - | 4.91 | 150,556 |
| U.S. States that Start with M | 0 | - | 4.94 | 188,608 |
| U.S. States By Population | 0 | - | 4.92 | 154,274 |
| U.S. States that Start with N | 0 | - | 4.95 | 172,402 |
| U.S. States with Longest Names | 0 | - | 4.85 | 44,998 |
| U.S. States with a Unique First Letter | 0 | - | 4.96 | 89,000 |
| 10 Westernmost U.S. States | 0 | - | 4.95 | 64,610 |
| The Only Remaining U.S. State . . . | 0 | - | 4.93 | 66,227 |
| Draw All US State Borders | 0 | - | 4.99 | 141,628 |
| U.S. States or European Countries by Area | 0 | - | 4.95 | 97,435 |
| Louisiana Purchase with a Map | 0 | - | 4.96 | 49,477 |
| U.S. States or European Countries by Population | 0 | - | 4.97 | 134,644 |
| US States with an Empty Map | 0 | - | 5.00 | 629,722 |
| Top 10 Least Populous U.S. States | 0 | - | 4.94 | 192,850 |
| Top 10 Most Populous U.S. States | 0 | - | 4.97 | 178,746 |
| Midwestern States of the U.S. | 0 | - | 4.88 | 14,229 |
| Name a Valid U.S. State #1 | 0 | - | 4.93 | 210,923 |
| U.S. States with the Lowest Population Density | 0 | - | 4.92 | 94,475 |
| Top 10 Most Native American U.S. States | 0 | - | 4.87 | 93,011 |
| US State Capitals Quiz - No Hints | 0 | - | 4.98 | 95,859 |
| 10 Westernmost U.S. State Capitals | 0 | - | 4.90 | 48,384 |
| Top 10 Most-Visited U.S. States | 0 | - | 4.90 | 102,595 |
| U.S. States with the Most Immigrants | 0 | - | 4.85 | 83,121 |
| New England States | 0 | - | 4.51 | 59,915 |
| U.S. States by Land Area | 0 | - | 4.55 | 53,120 |
| Top 10 U.S. States by Inland Water Area | 0 | - | 4.53 | 38,140 |
| Add a Letter - Make a U.S. State | 0 | - | 4.70 | 83,240 |
| Top 10 Widest U.S. States East to West | 0 | - | 4.70 | 56,344 |
| Top 10 Tallest U.S. States North to South | 0 | - | 4.75 | 41,192 |
| U.S. States by Borders | 0 | - | 4.61 | 35,517 |
| Save Americans by Guessing U.S. States | 0 | - | 4.61 | 189,334 |
| 10 Easternmost U.S. States | 0 | - | 4.53 | 56,725 |
| The Only U.S. State ... #1 | 0 | - | 4.52 | 102,410 |
| Most-Visited U.S. Cities | 0 | - | 4.85 | 95,334 |
| Every U.S. Metro Area on a Map | 0 | - | 4.97 | 83,497 |
| Total United States Immigration by Country | 0 | - | 4.91 | 112,590 |
| "Do Not Travel" Countries for U.S. Citizens | 0 | - | 4.97 | 247,127 |
| Name the U.S. National Parks | 0 | - | 4.86 | 60,609 |
| U.S. States with the Longest International Borders | 0 | - | 4.78 | 45,988 |
| Longest U.S. State Borders | 0 | - | 4.69 | 40,207 |
| U.S. States with the Fewest Immigrants | 0 | - | 4.64 | 66,182 |
| U.S. States with the Highest Percentage of Farmland | 0 | - | 4.80 | 65,690 |
| U.S. States with the Lowest Percentage of Farmland | 0 | - | 4.70 | 61,554 |
| U.S. License Plates Picture Quiz | 0 | - | 4.61 | 53,199 |
| All 3,143 Counties of the United States on a Map | 0 | - | 4.97 | 336,380 |
| Most-Visited Countries by Americans | 0 | - | 4.86 | 110,779 |
| Countries that Visit the United States the Most | 0 | - | 4.96 | 92,629 |
| Pixelated United States Map | 0 | - | 4.89 | 94,972 |
| U.S. State Superlatives #1 | 0 | - | 4.47 | 87,722 |
| U.S. State Superlatives #2 | 0 | - | 4.53 | 40,789 |
| Last 10 U.S. States Alphabetically | 0 | - | 4.35 | 75,126 |
| Top 10 Least Populous U.S. State Capitals | 0 | - | 4.52 | 21,581 |
| Flyover States | 0 | - | 4.53 | 29,619 |
| U.S. States With Double Letters | 0 | - | 4.55 | 24,312 |
| U.S. States Bigger than Their Neighbors | 0 | - | 4.28 | 76,465 |
| Fastest Growing U.S. States Since 1960 | 0 | - | 4.48 | 76,380 |
| Most Guessed U.S. Cities | 0 | - | 4.89 | 107,236 |
| U.S. Cities with the Biggest Economies | 0 | - | 4.83 | 73,651 |
| Countries Closest to United States by Continent | 0 | - | 4.99 | 147,433 |
| Countries that Beat the United States | 0 | - | 4.93 | 168,952 |
| 10 Longest Rivers in the United States | 0 | - | 4.86 | 39,468 |
| Word Scramble - U.S. States | 0 | - | 4.95 | 511,078 |
| U.S. State Capitals Map Quiz | 0 | - | 4.93 | 151,418 |
| Regions of U.S. States | 0 | - | 4.37 | 44,270 |
| Great Plains States and Provinces on a Map | 0 | - | 4.95 | 50,304 |
| 10 U.S. States with the Most Valuable Crops | 0 | - | 4.41 | 29,642 |
| States, Provinces & Territories that Touch the Appalachian Mountains | 0 | - | 4.59 | 20,432 |
| U.S. States with the Lowest HDI | 0 | - | 4.47 | 28,947 |
| Which U.S. State - Multiple Choice | 0 | - | 4.48 | 20,389 |
| U.S. States by Unofficial Motto | 0 | - | 4.47 | 23,243 |
| Top 10 Coldest U.S. States | 0 | - | 4.94 | 126,073 |
| Top 10 Hottest U.S. States | 0 | - | 4.86 | 126,725 |
| Top 10 U.S. States with the Least Precipitation | 0 | - | 4.83 | 62,293 |
| Capitals of Canadian Provinces | 0 | - | 4.85 | 89,825 |
| Mexico States Map Quiz | 0 | - | 4.85 | 105,805 |
| States of Mexico | 0 | - | 4.96 | 178,829 |
| States and Provinces that touch the Rocky Mountains | 0 | - | 4.43 | 32,576 |
| 10 U.S. States With The Highest Murder Rates | 0 | - | 4.47 | 54,935 |
| 10 U.S. States With The Lowest Murder Rates | 0 | - | 4.48 | 53,129 |
| Name a Valid U.S. State #2 | 0 | - | 4.63 | 77,496 |
| Name a Valid U.S. State #3 | 0 | - | 4.78 | 49,355 |
| A Superlative for Every U.S. State | 0 | - | 4.44 | 28,256 |
| U.S. States with the Highest Population Density | 0 | - | 4.47 | 68,519 |
| U.S. States With No City Over 100,000 | 0 | - | 4.57 | 18,165 |
| United States Map Quiz | 0 | - | 4.98 | 4,173,964 |
| U.S. State Flags | 0 | - | 4.88 | 173,566 |
| U.S. States that Border Canada | 0 | - | 4.91 | 187,118 |
| U.S. States by Wikipedia Descriptions #1 | 0 | - | 4.57 | 39,483 |
| U.S. States by Wikipedia Descriptions #2 | 0 | - | 4.48 | 37,210 |
| 50 States, 50 Cities - Hard Version | 0 | - | 4.46 | 44,487 |
| Speed Capital to U.S. State | 0 | - | 4.46 | 114,675 |
| 10 Southernmost U.S. State Capitals | 0 | - | 4.51 | 39,202 |
| 10 Northernmost U.S. State Capitals | 0 | - | 4.57 | 35,916 |
| 10 Easternmost U.S. State Capitals | 0 | - | 4.50 | 34,824 |
| US States and State Capitals | 0 | - | 4.99 | 166,086 |
| Most-Visited Countries by Canadians | 0 | - | 4.83 | 39,670 |
| Countries Closest to Canada | 0 | - | 4.91 | 199,687 |
| Mexico Cities Map Quiz | 0 | - | 4.83 | 38,881 |
| U.S. States with the Fewest Borders | 0 | - | 4.78 | 114,580 |
| U.S. States with the Most Borders | 0 | - | 4.53 | 62,388 |
| Walking Across U.S. State Borders with Hints | 0 | - | 4.75 | 35,139 |
| Top 10 U.S. States People are Leaving | 0 | - | 4.44 | 70,760 |
| Top 10 U.S. States People are Moving To | 0 | - | 4.74 | 64,259 |
| U.S. States or European Countries by GDP | 0 | - | 4.98 | 89,915 |
| Top 10 U.S. States with the Highest Elevation | 0 | - | 4.51 | 67,997 |
| U.S. States with the Lowest Average Elevation | 0 | - | 4.55 | 38,587 |
| U.S. States With the Highest Average Elevation | 0 | - | 4.61 | 32,854 |
| Fifty US States in One Minute | 0 | - | 4.61 | 3,558,896 |
| U.S. State Symbols | 0 | - | 4.38 | 24,354 |
| U.S. States along the Atlantic and Gulf Coast | 0 | - | 4.39 | 28,885 |
| U.S. States Without Individual Income Tax | 0 | - | 4.29 | 28,567 |
| 10 Northernmost U.S. States | 0 | - | 4.90 | 83,187 |
| Top 10 U.S. States Taller than Wide | 0 | - | 4.05 | 13,658 |
| Top 10 U.S. States Wider than Tall | 0 | - | 4.29 | 15,002 |
| Category Elimination - U.S. States #1 | 0 | - | 4.88 | 222,804 |
| Category Elimination - U.S. States #2 | 0 | - | 4.82 | 135,878 |
| U.S. Panhandles | 0 | - | 4.21 | 27,267 |
| Top 10 Happiest U.S. States | 0 | - | 4.34 | 19,834 |
| U.S. States with a Unique Last Letter | 0 | - | 4.14 | 21,711 |
| Hated U.S. States | 0 | - | 4.16 | 14,291 |
| U.S. States by Haiku | 0 | - | 4.24 | 17,956 |
| Top 10 Largest U.S. States by Area | 0 | - | 4.95 | 161,193 |
| Top 10 Smallest U.S. States by Area | 0 | - | 4.98 | 178,333 |
| Top 10 Poorest U.S. States by Median Income | 0 | - | 4.86 | 125,786 |
| U.S. States with the Highest Percentage of Hispanics | 0 | - | 4.85 | 69,884 |
| Top 10 Newest U.S. States | 0 | - | 4.85 | 86,732 |
| Top 10 U.S. States Where the Rent is Too Dang High | 0 | - | 4.85 | 68,076 |
| U.S. State Capitals Quiz | 0 | - | 5.00 | 1,700,817 |
| Countries that Beat Canada | 0 | - | 4.90 | 99,149 |
| Random U.S. States on a Map | 0 | - | 4.96 | 631,377 |
| Flags of North and South America | 0 | - | 4.99 | 378,336 |
| Top Producing U.S. States | 0 | - | 4.24 | 31,293 |
| Landmarks of U.S. States #2 | 0 | - | 4.22 | 18,490 |
| Landmarks of U.S. States #1 | 0 | - | 4.29 | 23,068 |
| U.S. States with the Highest HDI | 0 | - | 4.08 | 24,864 |
| States of Origin - American Popular Music | 0 | - | 4.22 | 10,718 |
| U.S Cities by African-American Population | 0 | - | 4.42 | 95,670 |
| 1M Cities by Proximity - United States | 0 | - | 4.63 | 152,010 |
| Biggest Cities in a Strip of the United States Map | 0 | - | 4.74 | 41,297 |
| Cities on Route 66 on a Map | 0 | - | 4.53 | 33,357 |
| Countries with American Expatriates | 0 | - | 4.53 | 42,701 |
| United States Country Quiz | 0 | - | 4.43 | 102,371 |
| United States Landmarks Map Quiz | 0 | - | 4.55 | 40,297 |
| Asian Countries Americans Travel to the Most | 0 | - | 4.75 | 60,268 |
| Busiest Air Routes from the U.S. | 0 | - | 4.46 | 77,110 |
| Mississippi River States Empty Map Quiz | 0 | - | 4.82 | 56,391 |
| Confederate States of the U.S. Civil War | 0 | - | 4.91 | 129,742 |
| Events by U.S. State #1 | 0 | - | 4.43 | 22,984 |
| Image to U.S State - Multiple Choice | 0 | - | 4.46 | 26,366 |
| 50 States, 50 Cities - Easy Version | 0 | - | 4.39 | 129,056 |
| American Geography Quiz for Dummies | 0 | - | 4.41 | 69,499 |
| U.S. Cities with the Highest Murder Rate | 0 | - | 4.55 | 139,112 |
| Random U.S. City to State | 0 | - | 4.45 | 77,049 |
| Name a Valid U.S. City over 100,000 | 0 | - | 4.42 | 40,488 |
| Richest Metro Areas in the U.S. | 0 | - | 4.42 | 44,222 |
| South America Capitals Quiz | 0 | - | 5.00 | 485,760 |
| Countries Closest to the U. S. | 0 | - | 4.41 | 210,784 |
| US States by Borders in 30 Seconds | 0 | - | 4.69 | 2,696,215 |
| U.S. Geography by Letter - B | 0 | - | 4.54 | 70,163 |
| U.S. Geography by Letter - S | 0 | - | 4.55 | 58,615 |
| 10 Closest Megacities to New York City | 0 | - | 4.52 | 67,567 |
| U.S. States by First Two Letters in 30 Seconds | 0 | - | 4.70 | 1,400,260 |
| US State Capitals by Proximity in 30 Seconds | 0 | - | 4.17 | 129,934 |
| US State Capitals by First Two Letters in 45 seconds | 0 | - | 4.09 | 58,335 |
| U.S State Capitals on the Sea | 0 | - | 4.53 | 26,281 |
| Boroughs of New York City | 0 | - | 4.47 | 85,438 |
| American Countries with the Shortest Names | 0 | - | 4.97 | 121,796 |
| The Only American Country ... | 0 | - | 4.92 | 122,374 |
| Belize Country Quiz | 0 | - | 4.85 | 21,123 |
| Saint Vincent and the Grenadines Country Quiz | 0 | - | 4.88 | 19,323 |
| U.S. Cities with the Most International Tourists | 0 | - | 4.88 | 76,086 |
| U.S. State Border Crossings | 0 | - | 4.97 | 96,975 |
| Win the U.S. Presidential Election | 0 | - | 4.79 | 637,561 |
| Movies by State | 0 | - | 4.27 | 40,621 |
| Cities in U.S. History #1 | 0 | - | 4.31 | 45,944 |
| World Capitals by First Two Letters in 90 Seconds | 0 | - | 4.34 | 247,203 |
| U.S. Suburbs Quiz | 0 | - | 4.47 | 18,452 |
| Top 10 Biggest Economies in the Americas | 0 | - | 4.94 | 92,975 |
| Dominica Country Quiz | 0 | - | 4.81 | 19,967 |
| Brazil States Map Quiz | 0 | - | 4.87 | 48,748 |
| Europe Map Quiz | 0 | - | 5.00 | 4,794,290 |
| Random Sequential U.S. States on a Map | 0 | - | 4.99 | 235,474 |
| Largest United States Airlines | 0 | - | 4.39 | 55,190 |
| States of Brazil | 0 | - | 4.98 | 90,097 |
| All First-Level Subdivisions of South America on a Map | 0 | - | 4.93 | 55,075 |
| Biggest Cities in the U.S. - Extreme | 0 | - | 4.95 | 160,263 |
| 15 Largest Cities in North America With a Map | 0 | - | 4.98 | 48,221 |
| Biggest Cities in Each U.S. State - Extreme | 0 | - | 4.91 | 85,029 |
| 10 Biggest Cities by U.S. State | 0 | - | 4.95 | 42,646 |
| 500 Biggest U.S. Urban Areas | 0 | - | 4.90 | 118,488 |
| 100 Biggest Cities in North America on a Map | 0 | - | 4.84 | 63,063 |
| U.S. Cities Chain | 0 | - | 4.21 | 35,811 |
| ALL California Cities | 0 | - | 4.37 | 43,287 |
| U.S. Cities with the Least Precipitation | 0 | - | 4.42 | 12,524 |
| South American Capitals - Map Quiz | 0 | - | 4.98 | 131,629 |
