| US States Quiz | 0 | - | 5.00 | 16,677,764 |
| US States with an Empty Map | 0 | - | 5.00 | 618,070 |
| States of the U.S. in Alphabetical Order | 0 | - | 4.98 | 365,041 |
| Draw All US State Borders | 0 | - | 4.99 | 133,131 |
| U.S. States or European Countries by Area | 0 | - | 4.94 | 94,528 |
| Louisiana Purchase with a Map | 0 | - | 4.96 | 47,444 |
| U.S. States or European Countries by Population | 0 | - | 4.97 | 131,778 |
| Name a Valid U.S. State #1 | 0 | - | 4.93 | 206,425 |
| Top 10 Most Native American U.S. States | 0 | - | 4.87 | 90,931 |
| The 13 Colonies Quiz | 0 | - | 4.97 | 116,565 |
| U.S. States with the Letter Y | 0 | - | 4.85 | 110,198 |
| 10 Southernmost U.S. States | 0 | - | 4.88 | 112,259 |
| U.S. States with Short Names | 0 | - | 4.91 | 147,471 |
| U.S. States that Start with M | 0 | - | 4.93 | 185,744 |
| U.S. States By Population | 0 | - | 4.92 | 152,245 |
| U.S. States that Start with N | 0 | - | 4.95 | 170,238 |
| U.S. States with Longest Names | 0 | - | 4.84 | 43,770 |
| U.S. States with a Unique First Letter | 0 | - | 4.96 | 87,440 |
| 10 Westernmost U.S. States | 0 | - | 4.95 | 63,700 |
| The Only Remaining U.S. State . . . | 0 | - | 4.92 | 64,779 |
| Top 10 Least Populous U.S. States | 0 | - | 4.94 | 190,231 |
| Top 10 Most Populous U.S. States | 0 | - | 4.97 | 171,989 |
| U.S. States with the Lowest Population Density | 0 | - | 4.92 | 93,564 |
| US State Capitals Quiz - No Hints | 0 | - | 4.98 | 94,430 |
| 10 Westernmost U.S. State Capitals | 0 | - | 4.90 | 47,818 |
| Top 10 Most-Visited U.S. States | 0 | - | 4.90 | 100,957 |
| U.S. States with the Most Immigrants | 0 | - | 4.84 | 81,855 |
| U.S. State Capitals Map Quiz | 0 | - | 4.93 | 142,209 |
| Great Plains States and Provinces on a Map | 0 | - | 4.95 | 48,457 |
| Top 10 Coldest U.S. States | 0 | - | 4.94 | 123,775 |
| Top 10 Hottest U.S. States | 0 | - | 4.86 | 124,549 |
| Top 10 U.S. States with the Least Precipitation | 0 | - | 4.82 | 61,505 |
| Most-Visited U.S. Cities | 0 | - | 4.85 | 92,048 |
| Every U.S. Metro Area on a Map | 0 | - | 4.97 | 80,575 |
| Total United States Immigration by Country | 0 | - | 4.91 | 110,506 |
| "Do Not Travel" Countries for U.S. Citizens | 0 | - | 4.97 | 239,934 |
| Name the U.S. National Parks | 0 | - | 4.85 | 57,391 |
| All 3,143 Counties of the United States on a Map | 0 | - | 4.97 | 327,511 |
| U.S. States with the Longest International Borders | 0 | - | 4.78 | 45,546 |
| Longest U.S. State Borders | 0 | - | 4.67 | 39,315 |
| U.S. States with the Fewest Immigrants | 0 | - | 4.63 | 65,344 |
| U.S. States with the Highest Percentage of Farmland | 0 | - | 4.80 | 65,252 |
| U.S. States with the Lowest Percentage of Farmland | 0 | - | 4.74 | 55,010 |
| U.S. License Plates Picture Quiz | 0 | - | 4.59 | 52,619 |
| U.S. State Capitals Quiz | 0 | - | 5.00 | 1,676,002 |
| Most-Visited Countries by Americans | 0 | - | 4.87 | 108,269 |
| Countries that Visit the United States the Most | 0 | - | 4.96 | 90,705 |
| Pixelated United States Map | 0 | - | 4.89 | 93,284 |
| States and Provinces that touch the Rocky Mountains | 0 | - | 4.42 | 32,403 |
| New England States | 0 | - | 4.51 | 59,695 |
| U.S. States by Land Area | 0 | - | 4.61 | 52,414 |
| Top 10 U.S. States by Inland Water Area | 0 | - | 4.53 | 37,872 |
| Add a Letter - Make a U.S. State | 0 | - | 4.72 | 82,255 |
| 10 U.S. States With The Highest Murder Rates | 0 | - | 4.45 | 49,726 |
| 10 U.S. States With The Lowest Murder Rates | 0 | - | 4.49 | 37,079 |
| Top 10 Widest U.S. States East to West | 0 | - | 4.69 | 55,589 |
| Top 10 Tallest U.S. States North to South | 0 | - | 4.74 | 40,630 |
| U.S. States by Borders | 0 | - | 4.63 | 35,043 |
| Name a Valid U.S. State #2 | 0 | - | 4.63 | 76,393 |
| Save Americans by Guessing U.S. States | 0 | - | 4.61 | 182,236 |
| Name a Valid U.S. State #3 | 0 | - | 4.78 | 48,644 |
| 10 Easternmost U.S. States | 0 | - | 4.53 | 56,207 |
| The Only U.S. State ... #1 | 0 | - | 4.52 | 101,083 |
| U.S. State Superlatives #1 | 0 | - | 4.47 | 87,236 |
| U.S. State Superlatives #2 | 0 | - | 4.53 | 40,452 |
| Most Guessed U.S. Cities | 0 | - | 4.88 | 104,683 |
| U.S. Cities with the Biggest Economies | 0 | - | 4.83 | 71,931 |
| Countries Closest to United States by Continent | 0 | - | 4.99 | 145,262 |
| Countries that Beat the United States | 0 | - | 4.93 | 165,375 |
| 10 Longest Rivers in the United States | 0 | - | 4.85 | 38,759 |
| Fifty US States in One Minute | 0 | - | 4.56 | 3,516,017 |
| Word Scramble - U.S. States | 0 | - | 4.95 | 501,152 |
| Fastest Growing U.S. States Since 1960 | 0 | - | 4.48 | 75,747 |
| Regions of U.S. States | 0 | - | 4.37 | 43,405 |
| 10 U.S. States with the Most Valuable Crops | 0 | - | 4.41 | 29,476 |
| States, Provinces & Territories that Touch the Appalachian Mountains | 0 | - | 4.59 | 20,333 |
| U.S. States with the Lowest HDI | 0 | - | 4.46 | 28,754 |
| Which U.S. State - Multiple Choice | 0 | - | 4.48 | 20,188 |
| U.S. States by Unofficial Motto | 0 | - | 4.47 | 22,984 |
| U.S. States with the Highest Population Density | 0 | - | 4.47 | 68,261 |
| Capitals of Canadian Provinces | 0 | - | 4.85 | 88,292 |
| Mexico States Map Quiz | 0 | - | 4.84 | 103,665 |
| U.S. State Flags | 0 | - | 4.89 | 166,668 |
| States of Mexico | 0 | - | 4.95 | 173,007 |
| U.S. States that Border Canada | 0 | - | 4.91 | 181,841 |
| US States by Borders in 30 Seconds | 0 | - | 4.68 | 2,662,417 |
| U.S. States by First Two Letters in 30 Seconds | 0 | - | 4.69 | 1,378,920 |
| Last 10 U.S. States Alphabetically | 0 | - | 4.35 | 74,565 |
| Top 10 Least Populous U.S. State Capitals | 0 | - | 4.52 | 21,450 |
| Events by U.S. State #1 | 0 | - | 4.43 | 22,826 |
| Flyover States | 0 | - | 4.52 | 29,375 |
| U.S. States With Double Letters | 0 | - | 4.54 | 23,886 |
| U.S. States Bigger than Their Neighbors | 0 | - | 4.27 | 75,764 |
| U.S. States by Wikipedia Descriptions #1 | 0 | - | 4.57 | 39,171 |
| U.S. States by Wikipedia Descriptions #2 | 0 | - | 4.47 | 36,952 |
| Image to U.S State - Multiple Choice | 0 | - | 4.46 | 25,999 |
| A Superlative for Every U.S. State | 0 | - | 4.44 | 27,885 |
| U.S. States With No City Over 100,000 | 0 | - | 4.57 | 17,794 |
| US States and State Capitals Quiz | 0 | - | 4.99 | 158,041 |
| Countries Closest to Canada | 0 | - | 4.90 | 197,228 |
| United States Map Quiz | 0 | - | 4.98 | 4,139,514 |
| U.S. States or European Countries by GDP | 0 | - | 4.98 | 87,916 |
| Category Elimination - U.S. States #1 | 0 | - | 4.87 | 217,972 |
| Category Elimination - U.S. States #2 | 0 | - | 4.82 | 132,256 |
| Speed Capital to U.S. State | 0 | - | 4.46 | 113,455 |
| 10 Southernmost U.S. State Capitals | 0 | - | 4.51 | 38,884 |
| 10 Northernmost U.S. State Capitals | 0 | - | 4.57 | 35,633 |
| 10 Easternmost U.S. State Capitals | 0 | - | 4.50 | 34,484 |
| Random U.S. States on a Map | 0 | - | 4.96 | 620,729 |
| U.S. States with the Fewest Borders | 0 | - | 4.77 | 112,959 |
| U.S. States with the Most Borders | 0 | - | 4.53 | 62,217 |
| Walking Across U.S. State Borders with Hints | 0 | - | 4.74 | 34,920 |
| Top 10 U.S. States People are Leaving | 0 | - | 4.42 | 58,964 |
| Top 10 U.S. States People are Moving To | 0 | - | 4.74 | 63,415 |
| Top 10 U.S. States with the Highest Elevation | 0 | - | 4.51 | 67,754 |
| U.S. States with the Lowest Average Elevation | 0 | - | 4.55 | 38,379 |
| U.S. States With the Highest Average Elevation | 0 | - | 4.61 | 32,650 |
| U.S Cities by African-American Population | 0 | - | 4.42 | 94,663 |
| 1M Cities by Proximity - United States | 0 | - | 4.55 | 149,586 |
| Biggest Cities in a Strip of the United States Map | 0 | - | 4.73 | 40,539 |
| Cities on Route 66 on a Map | 0 | - | 4.53 | 32,766 |
| Top 10 Oldest U.S. State Capitals | 0 | - | 4.55 | 31,893 |
| Countries with American Expatriates | 0 | - | 4.53 | 42,453 |
| Countries that Beat Canada | 0 | - | 4.90 | 86,771 |
| United States Country Quiz | 0 | - | 4.43 | 100,460 |
| United States Landmarks Map Quiz | 0 | - | 4.55 | 40,060 |
| U.S. State Quarters Picture Quiz #1 | 0 | - | 4.45 | 52,646 |
| U.S. State Quarters Picture Quiz #2 | 0 | - | 4.74 | 38,303 |
| Flags of North and South America | 0 | - | 4.99 | 365,424 |
| Asian Countries Americans Travel to the Most | 0 | - | 4.75 | 59,595 |
| Busiest Air Routes from the U.S. | 0 | - | 4.46 | 76,572 |
| Mississippi River States Empty Map Quiz | 0 | - | 4.81 | 55,563 |
| Top Producing U.S. States | 0 | - | 4.24 | 31,014 |
| Landmarks of U.S. States #2 | 0 | - | 4.22 | 18,386 |
| Landmarks of U.S. States #1 | 0 | - | 4.29 | 22,934 |
| U.S. States by Clue #1 | 0 | - | 4.52 | 38,521 |
| Confederate States of the U.S. Civil War | 0 | - | 4.91 | 128,615 |
| U.S. States with More Cows than People | 0 | - | 4.63 | 40,413 |
| U.S. States by Coldest Recorded Temperature | 0 | - | 4.51 | 66,142 |
| U.S. States with the Highest HDI | 0 | - | 4.08 | 24,745 |
| States of Origin - American Popular Music | 0 | - | 4.22 | 10,608 |
| U.S. States with Spanish Names | 0 | - | 4.50 | 87,231 |
| Top 10 U.S. States With the Most Tornadoes | 0 | - | 4.53 | 64,378 |
| Top 10 Least Religious U.S. States | 0 | - | 4.51 | 34,051 |
| Top 10 U.S. States by Public Transit | 0 | - | 4.77 | 63,355 |
| Top 10 U.S. States with the Most Precipitation | 0 | - | 4.46 | 41,544 |
| American Geography Quiz for Dummies | 0 | - | 4.41 | 68,662 |
| U.S. Cities with the Highest Murder Rate | 0 | - | 4.55 | 137,582 |
| Random U.S. City to State | 0 | - | 4.45 | 75,186 |
| Name a Valid U.S. City over 100,000 | 0 | - | 4.42 | 39,970 |
| Richest Metro Areas in the U.S. | 0 | - | 4.42 | 43,105 |
| South America Capitals Quiz | 0 | - | 5.00 | 476,767 |
| Countries Closest to the U. S. | 0 | - | 4.41 | 207,658 |
| U.S. Geography by Letter - B | 0 | - | 4.53 | 68,495 |
| U.S. Geography by Letter - S | 0 | - | 4.54 | 52,049 |
| 10 Closest Megacities to New York City | 0 | - | 4.52 | 67,178 |
| U.S. State Symbols | 0 | - | 4.38 | 24,245 |
| U.S. States along the Atlantic and Gulf Coast | 0 | - | 4.39 | 28,833 |
| U.S. States Without Individual Income Tax | 0 | - | 4.29 | 28,439 |
| U.S. States with the Most Billionaires | 0 | - | 4.51 | 50,052 |
| Events by U.S. State #2 | 0 | - | 4.27 | 18,540 |
| Top 10 U.S. States Taller than Wide | 0 | - | 4.05 | 13,517 |
| Top 10 U.S. States Wider than Tall | 0 | - | 4.29 | 14,837 |
| U.S. Panhandles | 0 | - | 4.21 | 27,055 |
| Top 10 Happiest U.S. States | 0 | - | 4.34 | 19,720 |
| U.S. States with a Unique Last Letter | 0 | - | 4.17 | 21,227 |
| Hated U.S. States | 0 | - | 4.16 | 14,132 |
| U.S. States by Haiku | 0 | - | 4.20 | 13,088 |
| 50 States, 50 Cities - Hard Version | 0 | - | 4.46 | 43,963 |
| US State Capitals by Proximity in 30 Seconds | 0 | - | 4.17 | 128,733 |
| US State Capitals by First Two Letters in 45 seconds | 0 | - | 4.09 | 58,015 |
| U.S State Capitals on the Sea | 0 | - | 4.53 | 26,116 |
| American Countries with the Shortest Names | 0 | - | 4.96 | 120,249 |
| The Only American Country ... | 0 | - | 4.92 | 120,651 |
| Belize Country Quiz | 0 | - | 4.85 | 20,781 |
| Saint Vincent and the Grenadines Country Quiz | 0 | - | 4.88 | 19,031 |
| U.S. States that Start with M - Shape Quiz | 0 | - | 4.94 | 57,589 |
| U.S. Cities with the Most International Tourists | 0 | - | 4.88 | 74,744 |
| U.S. State Border Crossings | 0 | - | 4.97 | 95,830 |
| Win the U.S. Presidential Election | 0 | - | 4.80 | 617,336 |
| Movies by State | 0 | - | 4.27 | 40,435 |
| Cities in U.S. History #1 | 0 | - | 4.25 | 37,504 |
| World Capitals by First Two Letters in 90 Seconds | 0 | - | 4.35 | 245,734 |
| U.S. State Capitals with the Highest Elevation | 0 | - | 4.56 | 22,556 |
| Top 10 Most Remote U.S. State Capitals | 0 | - | 4.40 | 32,139 |
| U.S. State Capitals Furthest from the Sea | 0 | - | 4.48 | 25,997 |
| U.S. Suburbs Quiz | 0 | - | 4.47 | 18,334 |
| Boroughs of New York City | 0 | - | 4.47 | 84,054 |
| Top 10 Biggest Economies in the Americas | 0 | - | 4.94 | 90,999 |
| Dominica Country Quiz | 0 | - | 4.81 | 19,649 |
| Brazil States Map Quiz | 0 | - | 4.85 | 47,311 |
| Random Sequential U.S. States on a Map | 0 | - | 4.99 | 233,018 |
| Largest United States Airlines | 0 | - | 4.39 | 54,812 |
| States of Brazil | 0 | - | 4.98 | 86,181 |
| All First-Level Subdivisions of South America on a Map | 0 | - | 4.92 | 52,759 |
| Most Valuable Crops by U.S. State | 0 | - | 4.40 | 38,901 |
| U.S. States by Hottest Recorded Temperature | 0 | - | 4.36 | 57,155 |
| U.S. States Richer than Their Neighbors | 0 | - | 4.43 | 27,193 |
| Top 10 U.S. States With the Most Endemic Species | 0 | - | 4.50 | 22,359 |
| U.S. States with the Most National Parks | 0 | - | 4.64 | 25,353 |
