| US States Quiz | 0 | - | 5.00 | 14,895,473 |
| US States with an Empty Map | 0 | - | 5.00 | 559,503 |
| States of the U.S. in Alphabetical Order | 0 | - | 4.97 | 341,935 |
| U.S. States or European Countries by Area | 0 | - | 4.95 | 72,263 |
| Louisiana Purchase with a Map | 0 | - | 4.95 | 36,897 |
| U.S. States or European Countries by Population | 0 | - | 4.98 | 116,810 |
| Name a Valid U.S. State #1 | 0 | - | 4.95 | 186,534 |
| Top 10 Most Native American U.S. States | 0 | - | 4.84 | 72,030 |
| The 13 Colonies Quiz | 0 | - | 4.96 | 101,309 |
| U.S. States with the Letter Y | 0 | - | 4.86 | 97,106 |
| 10 Southernmost U.S. States | 0 | - | 4.85 | 100,182 |
| U.S. States with Short Names | 0 | - | 4.87 | 131,227 |
| U.S. States that Start with M | 0 | - | 4.91 | 151,792 |
| U.S. States By Population | 0 | - | 4.90 | 130,915 |
| U.S. States that Start with N | 0 | - | 4.95 | 156,432 |
| U.S. States with Longest Names | 0 | - | 4.85 | 36,481 |
| U.S. States with a Unique First Letter | 0 | - | 4.95 | 78,498 |
| 10 Westernmost U.S. States | 0 | - | 4.95 | 58,744 |
| The Only Remaining U.S. State . . . | 0 | - | 4.94 | 56,677 |
| Top 10 Least Populous U.S. States | 0 | - | 4.93 | 174,142 |
| Top 10 Most Populous U.S. States | 0 | - | 4.97 | 151,106 |
| U.S. States with the Lowest Population Density | 0 | - | 4.92 | 89,168 |
| U.S. States with the Lowest Percentage of Farmland | 0 | - | 4.76 | 53,103 |
| US State Capitals Quiz - No Hints | 0 | - | 4.97 | 80,431 |
| 10 Westernmost U.S. State Capitals | 0 | - | 4.88 | 44,697 |
| Top 10 Most-Visited U.S. States | 0 | - | 4.90 | 90,342 |
| U.S. States with the Most Immigrants | 0 | - | 4.85 | 73,872 |
| U.S. State Capitals Map Quiz | 0 | - | 4.91 | 127,066 |
| Great Plains States and Provinces on a Map | 0 | - | 4.94 | 38,712 |
| Top 10 Coldest U.S. States | 0 | - | 4.91 | 101,192 |
| Top 10 Hottest U.S. States | 0 | - | 4.83 | 101,716 |
| Top 10 U.S. States with the Least Precipitation | 0 | - | 4.82 | 57,332 |
| Most-Visited U.S. Cities | 0 | - | 4.87 | 74,033 |
| Every U.S. Metro Area on a Map | 0 | - | 4.97 | 63,771 |
| Total United States Immigration by Country | 0 | - | 4.89 | 97,514 |
| "Do Not Travel" Countries for U.S. Citizens | 0 | - | 4.94 | 187,364 |
| Asian Countries Americans Travel to the Most | 0 | - | 4.84 | 55,403 |
| U.S. States with the Longest International Borders | 0 | - | 4.75 | 41,812 |
| Longest U.S. State Borders | 0 | - | 4.59 | 34,660 |
| U.S. States with the Fewest Immigrants | 0 | - | 4.69 | 60,347 |
| U.S. License Plates Picture Quiz | 0 | - | 4.59 | 49,429 |
| U.S. State Capitals Quiz | 0 | - | 5.00 | 1,539,835 |
| Most-Visited Countries by Americans | 0 | - | 4.87 | 94,489 |
| Countries that Visit the United States the Most | 0 | - | 4.95 | 79,644 |
| Pixelated United States Map | 0 | - | 4.90 | 83,015 |
| New England States | 0 | - | 4.52 | 52,515 |
| US States by Land Area | 0 | - | 4.54 | 48,782 |
| Top 10 U.S. States by Inland Water Area | 0 | - | 4.53 | 36,336 |
| Add a Letter - Make a U.S. State | 0 | - | 4.75 | 77,001 |
| 10 U.S. States With The Highest Murder Rates | 0 | - | 4.44 | 47,818 |
| 10 U.S. States With The Lowest Murder Rates | 0 | - | 4.49 | 34,270 |
| Top 10 Widest U.S. States East to West | 0 | - | 4.70 | 51,442 |
| Top 10 Tallest U.S. States North to South | 0 | - | 4.78 | 37,524 |
| Name a Valid U.S. State #2 | 0 | - | 4.63 | 70,001 |
| Save Americans by Guessing U.S. States | 0 | - | 4.57 | 152,870 |
| Name a Valid U.S. State #3 | 0 | - | 4.78 | 44,460 |
| 10 Easternmost U.S. States | 0 | - | 4.54 | 53,222 |
| The Only U.S. State ... #1 | 0 | - | 4.52 | 82,981 |
| U.S. State Superlatives #1 | 0 | - | 4.46 | 75,740 |
| U.S. State Superlatives #2 | 0 | - | 4.51 | 37,517 |
| Most Guessed U.S. Cities | 0 | - | 4.88 | 92,208 |
| U.S. Cities with the Biggest Economies | 0 | - | 4.83 | 62,134 |
| Countries Closest to United States by Continent | 0 | - | 4.99 | 125,565 |
| Countries that Beat the United States | 0 | - | 4.92 | 147,169 |
| All 3,143 Counties of the United States on a Map | 0 | - | 4.96 | 278,712 |
| 10 Longest Rivers in the United States | 0 | - | 4.82 | 35,269 |
| Fifty US States in One Minute | 0 | - | 4.57 | 3,270,646 |
| Word Scramble - U.S. States | 0 | - | 4.96 | 462,212 |
| Fastest Growing U.S. States Since 1960 | 0 | - | 4.46 | 65,259 |
| States, Provinces & Territories that Touch the Appalachian Mountains | 0 | - | 4.59 | 19,815 |
| U.S. States with the Lowest HDI | 0 | - | 4.46 | 27,583 |
| Which U.S. State - Multiple Choice | 0 | - | 4.45 | 19,070 |
| Hawaiian Islands Map Quiz | 0 | - | 4.88 | 21,171 |
| U.S. States with the Highest Population Density | 0 | - | 4.46 | 66,834 |
| Capitals of Canadian Provinces | 0 | - | 4.86 | 74,127 |
| Name a Valid U.S. State Capital | 0 | - | 4.82 | 49,873 |
| Mexico States Map Quiz | 0 | - | 4.84 | 91,409 |
| Cartoon Versions of U.S. States | 0 | - | 4.82 | 52,744 |
| U.S. State Flags | 0 | - | 4.87 | 138,813 |
| States of Mexico | 0 | - | 4.94 | 143,575 |
| U.S. States that Border Canada | 0 | - | 4.90 | 166,469 |
| US States by Borders in 30 Seconds | 0 | - | 4.75 | 2,418,328 |
| Top Producing U.S. States | 0 | - | 4.23 | 28,964 |
| States and Provinces that touch the Rocky Mountains | 0 | - | 4.42 | 31,499 |
| U.S. States by First Two Letters in 30 Seconds | 0 | - | 4.64 | 1,255,723 |
| Last 10 U.S. States Alphabetically | 0 | - | 4.34 | 71,135 |
| Top 10 Least Populous U.S. State Capitals | 0 | - | 4.49 | 20,573 |
| Events by U.S. State #1 | 0 | - | 4.42 | 21,858 |
| Flyover States | 0 | - | 4.51 | 28,111 |
| U.S. States With Double Letters | 0 | - | 4.67 | 8,702 |
| U.S. States Bigger than Their Neighbors | 0 | - | 4.30 | 58,139 |
| U.S. States by Borders | 0 | - | 4.56 | 26,505 |
| U.S. States by Wikipedia Descriptions #1 | 0 | - | 4.57 | 37,560 |
| U.S. States by Wikipedia Descriptions #2 | 0 | - | 4.47 | 35,476 |
| A Superlative for Every U.S. State | 0 | - | 4.47 | 25,177 |
| US States and State Capitals Quiz | 0 | - | 4.99 | 122,596 |
| Countries Closest to Canada | 0 | - | 4.90 | 185,471 |
| United States Map Quiz | 0 | - | 4.98 | 3,922,137 |
| U.S. States or European Countries by GDP | 0 | - | 4.98 | 77,756 |
| Category Elimination - U.S. States #1 | 0 | - | 4.90 | 196,543 |
| Speed Capital to U.S. State | 0 | - | 4.44 | 107,146 |
| 10 Southernmost U.S. State Capitals | 0 | - | 4.53 | 37,358 |
| Canada or Africa by Area | 0 | - | 4.81 | 14,108 |
| Random U.S. States on a Map | 0 | - | 4.95 | 503,154 |
| U.S. States with the Fewest Borders | 0 | - | 4.75 | 106,293 |
| U.S. States with the Most Borders | 0 | - | 4.56 | 61,167 |
| Walking Across U.S. State Borders with Hints | 0 | - | 4.76 | 33,508 |
| Top 10 U.S. States People are Leaving | 0 | - | 4.41 | 50,192 |
| Top 10 U.S. States People are Moving To | 0 | - | 4.65 | 46,880 |
| Top 10 U.S. States with the Highest Elevation | 0 | - | 4.51 | 58,450 |
| U.S. States with the Lowest Average Elevation | 0 | - | 4.54 | 31,851 |
| 1M Cities by Proximity - United States | 0 | - | 4.50 | 138,187 |
| Biggest Cities in a Strip of the United States Map | 0 | - | 4.72 | 36,836 |
| Countries with American Expatriates | 0 | - | 4.58 | 41,067 |
| Countries that Beat Canada | 0 | - | 4.91 | 78,792 |
| United States Country Quiz | 0 | - | 4.44 | 90,152 |
| United States Landmarks Map Quiz | 0 | - | 4.55 | 38,489 |
| U.S. State Quarters Picture Quiz #1 | 0 | - | 4.44 | 51,154 |
| U.S. State Quarters Picture Quiz #2 | 0 | - | 4.75 | 36,945 |
| Busiest Air Routes from the U.S. | 0 | - | 4.47 | 72,882 |
| U.S. National Parks Quiz | 0 | - | 4.78 | 47,312 |
| Regions of US States | 0 | - | 4.19 | 31,547 |
| Mississippi River States Empty Map Quiz | 0 | - | 4.84 | 51,336 |
| Most Valuable Crops by U.S. State | 0 | - | 4.39 | 36,968 |
| Landmarks of U.S. States #2 | 0 | - | 4.19 | 17,816 |
| Landmarks of U.S. States #1 | 0 | - | 4.29 | 22,104 |
| U.S. States by Clue #1 | 0 | - | 4.48 | 33,164 |
| Confederate States of the U.S. Civil War | 0 | - | 4.91 | 122,964 |
| U.S. States with More Cows than People | 0 | - | 4.58 | 39,344 |
| U.S. States by Coldest Recorded Temperature | 0 | - | 4.52 | 62,483 |
| U.S. States with the Highest HDI | 0 | - | 4.08 | 24,141 |
| States of Origin - American Popular Music | 0 | - | 4.19 | 9,955 |
| U.S. States with Spanish Names | 0 | - | 4.48 | 68,127 |
| Top 10 U.S. States With the Most Tornadoes | 0 | - | 4.54 | 60,927 |
| Top 10 U.S. States by Public Transit | 0 | - | 4.79 | 58,915 |
| Top 10 U.S. States with the Most Precipitation | 0 | - | 4.46 | 39,540 |
| U.S. Cities with the Highest Murder Rate | 0 | - | 4.58 | 131,118 |
| Random U.S. City to State | 0 | - | 4.44 | 66,298 |
| South America Capitals Quiz | 0 | - | 5.00 | 430,077 |
| Countries Closest to the U. S. | 0 | - | 4.41 | 199,441 |
| 10 Closest Megacities to New York City | 0 | - | 4.51 | 64,506 |
| U.S. State Symbols | 0 | - | 4.38 | 23,685 |
| U.S. States along the Atlantic and Gulf Coast | 0 | - | 4.40 | 28,406 |
| U.S. States Without Individual Income Tax | 0 | - | 4.33 | 27,582 |
| U.S. States with the Most Billionaires | 0 | - | 4.51 | 46,590 |
| Events by U.S. State #2 | 0 | - | 4.27 | 17,871 |
| Top 10 U.S. States Taller than Wide | 0 | - | 4.05 | 12,758 |
| Top 10 U.S. States Wider than Tall | 0 | - | 4.30 | 13,837 |
| U.S. Panhandles | 0 | - | 4.25 | 25,675 |
| Top 10 Happiest U.S. States | 0 | - | 4.37 | 19,086 |
| U.S. States with a Unique Last Letter | 0 | - | 4.13 | 19,712 |
| Hated U.S. States | 0 | - | 4.10 | 13,226 |
| U.S. States by Haiku | 0 | - | 4.19 | 12,613 |
| 50 States, 50 Cities - Hard Version | 0 | - | 4.47 | 40,743 |
| US State Capitals by Proximity in 30 Seconds | 0 | - | 4.18 | 121,439 |
| US State Capitals by First Two Letters in 45 seconds | 0 | - | 4.06 | 56,436 |
| 10 Northernmost U.S. State Capitals | 0 | - | 4.55 | 30,344 |
| U.S State Capitals on the Sea | 0 | - | 4.52 | 25,145 |
| 10 Easternmost U.S. State Capitals | 0 | - | 4.49 | 29,261 |
| American Countries with the Shortest Names | 0 | - | 4.96 | 101,645 |
| The Only American Country ... | 0 | - | 4.94 | 110,717 |
| Belize Country Quiz | 0 | - | 4.88 | 18,945 |
| Saint Vincent and the Grenadines Country Quiz | 0 | - | 4.88 | 17,241 |
| U.S. State Shapes Quiz #2 | 0 | - | 4.82 | 91,328 |
| U.S. States that Start with M - Shape Quiz | 0 | - | 4.94 | 52,312 |
| Flags of North and South America Quiz | 0 | - | 4.99 | 313,385 |
| U.S. Cities with the Most International Tourists | 0 | - | 4.88 | 65,973 |
| U.S. State Border Crossings | 0 | - | 4.96 | 82,676 |
| Five Biggest Immigrant Groups by Decade in the US | 0 | - | 4.84 | 34,216 |
| U.S. States With the Highest Average Elevation | 0 | - | 4.60 | 31,221 |
| Win the U.S. Presidential Election | 0 | - | 4.79 | 517,229 |
| Movies by State Quiz | 0 | - | 4.23 | 39,463 |
| U.S Cities by African-American Population | 0 | - | 4.39 | 83,168 |
| Important Places in U.S. History | 0 | - | 4.23 | 36,498 |
| Cities on Route 66 on a Map | 0 | - | 4.52 | 29,317 |
| World Capitals by First Two Letters in 90 Seconds | 0 | - | 4.36 | 235,362 |
| U.S. State Capitals with the Highest Elevation | 0 | - | 4.56 | 21,711 |
| U.S. State Capitals Furthest from the Sea | 0 | - | 4.47 | 25,118 |
| Top 10 Oldest U.S. State Capitals | 0 | - | 4.54 | 30,380 |
| U.S. Suburbs Quiz | 0 | - | 4.45 | 17,634 |
| Boroughs of New York City | 0 | - | 4.45 | 77,662 |
| Top 10 Biggest Economies in the Americas | 0 | - | 4.94 | 82,319 |
| Dominica Country Quiz | 0 | - | 4.83 | 17,966 |
| Brazil States Map Quiz | 0 | - | 4.83 | 40,283 |
| Random Sequential U.S. States on a Map | 0 | - | 4.99 | 219,856 |
| Largest United States Airlines | 0 | - | 4.38 | 52,247 |
| States of Brazil | 0 | - | 4.97 | 70,027 |
| All First-Level Subdivisions of South America on a Map | 0 | - | 4.91 | 40,922 |
| U.S. States by Hottest Recorded Temperature | 0 | - | 4.37 | 54,754 |
| U.S. States Richer than Their Neighbors | 0 | - | 4.46 | 25,616 |
| Top 10 U.S. States With the Most Endemic Species | 0 | - | 4.49 | 21,437 |
| U.S. States with the Most National Parks | 0 | - | 4.62 | 21,518 |
| 10 U.S. States with the Highest Tax Burden | 0 | - | 4.27 | 35,124 |
| Top 10 Least Religious U.S. States | 0 | - | 4.51 | 31,422 |
| Top 10 U.S. States by Manufacturing Employment | 0 | - | 4.51 | 27,665 |
| U.S. States with the Most Venomous Snake Species | 0 | - | 4.47 | 25,149 |
| U.S. States with the Most Endangered Species | 0 | - | 4.50 | 13,890 |
| U.S States with the Most Cows | 0 | - | 4.60 | 18,388 |
| American Geography Quiz for Dummies | 0 | - | 4.33 | 53,324 |
| Biggest Cities in the U.S. - Extreme | 0 | - | 4.95 | 142,468 |
