| US States Quiz | 0 | - | 5.00 | 14,593,241 |
| States of the U.S. in Alphabetical Order | 0 | - | 4.97 | 338,506 |
| The 13 Colonies Quiz | 0 | - | 4.97 | 99,498 |
| U.S. States with the Letter Y | 0 | - | 4.86 | 95,199 |
| 10 Southernmost U.S. States | 0 | - | 4.84 | 98,298 |
| U.S. States with Short Names | 0 | - | 4.87 | 128,475 |
| U.S. States that Start with M | 0 | - | 4.91 | 149,305 |
| U.S. States By Population | 0 | - | 4.90 | 129,289 |
| U.S. States that Start with N | 0 | - | 4.95 | 154,463 |
| U.S. States with Longest Names | 0 | - | 4.84 | 35,562 |
| U.S. States with a Unique First Letter | 0 | - | 4.95 | 77,130 |
| 10 Westernmost U.S. States | 0 | - | 4.95 | 57,921 |
| The Only Remaining U.S. State . . . | 0 | - | 4.94 | 55,237 |
| Top 10 Least Populous U.S. States | 0 | - | 4.94 | 171,477 |
| Top 10 Most Populous U.S. States | 0 | - | 4.97 | 148,733 |
| Top 10 Most-Visited U.S. States | 0 | - | 4.90 | 88,633 |
| U.S. States with the Longest International Borders | 0 | - | 4.81 | 39,985 |
| U.S. States with the Most Immigrants | 0 | - | 4.86 | 72,791 |
| U.S. States or European Countries by Area | 0 | - | 4.95 | 70,411 |
| Louisiana Purchase with a Map | 0 | - | 4.94 | 35,559 |
| U.S. States or European Countries by Population | 0 | - | 4.98 | 115,020 |
| U.S. States with the Lowest Population Density | 0 | - | 4.92 | 80,145 |
| US States with an Empty Map | 0 | - | 5.00 | 549,231 |
| US State Capitals Quiz - No Hints | 0 | - | 4.98 | 79,266 |
| 10 Westernmost U.S. State Capitals | 0 | - | 4.85 | 38,827 |
| 50 States, 50 Cities - Hard Version | 0 | - | 4.47 | 40,291 |
| Most-Visited U.S. Cities | 0 | - | 4.87 | 71,307 |
| Every U.S. Metro Area on a Map | 0 | - | 4.96 | 62,000 |
| Total United States Immigration by Country | 0 | - | 4.90 | 95,954 |
| "Do Not Travel" Countries for U.S. Citizens | 0 | - | 4.95 | 182,337 |
| Asian Countries Americans Travel to the Most | 0 | - | 4.84 | 54,135 |
| Name a Valid U.S. State #1 | 0 | - | 4.95 | 183,253 |
| Top 10 Coldest U.S. States | 0 | - | 4.91 | 99,392 |
| Top 10 Hottest U.S. States | 0 | - | 4.86 | 99,970 |
| Top 10 Most Native American U.S. States | 0 | - | 4.84 | 70,446 |
| Top 10 U.S. States with the Least Precipitation | 0 | - | 4.82 | 56,912 |
| Most-Visited Countries by Americans | 0 | - | 4.86 | 92,118 |
| Countries that Visit the United States the Most | 0 | - | 4.95 | 77,700 |
| Pixelated United States Map | 0 | - | 4.91 | 81,383 |
| New England States | 0 | - | 4.53 | 52,367 |
| US States by Land Area | 0 | - | 4.59 | 48,222 |
| Top 10 U.S. States by Inland Water Area | 0 | - | 4.52 | 36,025 |
| Add a Letter - Make a U.S. State | 0 | - | 4.74 | 76,035 |
| 10 Northernmost U.S. States | 0 | - | 4.87 | 72,040 |
| Top 10 Widest U.S. States East to West | 0 | - | 4.70 | 50,698 |
| Top 10 Tallest U.S. States North to South | 0 | - | 4.79 | 37,027 |
| 10 Easternmost U.S. States | 0 | - | 4.54 | 52,732 |
| The Only U.S. State ... #1 | 0 | - | 4.55 | 82,190 |
| Top 10 Largest U.S. States by Area | 0 | - | 4.95 | 144,596 |
| Top 10 Smallest U.S. States by Area | 0 | - | 4.98 | 167,317 |
| Top 10 Poorest U.S. States by Median Income | 0 | - | 4.85 | 98,670 |
| 50 States, 50 Cities - Easy Version | 0 | - | 4.38 | 120,541 |
| Fastest Growing U.S. States Since 1960 | 0 | - | 4.45 | 64,587 |
| Most Guessed U.S. Cities | 0 | - | 4.90 | 90,458 |
| U.S. Cities with the Biggest Economies | 0 | - | 4.82 | 60,709 |
| Countries Closest to United States by Continent | 0 | - | 4.99 | 123,504 |
| Countries that Beat the United States | 0 | - | 4.92 | 143,898 |
| All 3,143 Counties of the United States on a Map | 0 | - | 4.95 | 270,203 |
| 10 Longest Rivers in the United States | 0 | - | 4.82 | 34,716 |
| Longest U.S. State Borders | 0 | - | 4.62 | 33,827 |
| U.S. States with the Fewest Borders | 0 | - | 4.76 | 104,797 |
| U.S. States with the Most Borders | 0 | - | 4.57 | 60,954 |
| U.S. States with the Fewest Immigrants | 0 | - | 4.66 | 59,403 |
| U.S. States with the Highest Percentage of Farmland | 0 | - | 4.74 | 53,799 |
| U.S. States with the Lowest Percentage of Farmland | 0 | - | 4.76 | 52,719 |
| Top 10 U.S. States with the Highest Elevation | 0 | - | 4.52 | 58,133 |
| U.S. States with the Lowest Average Elevation | 0 | - | 4.54 | 31,657 |
| U.S. License Plates Picture Quiz | 0 | - | 4.59 | 49,003 |
| U.S. State Capitals Map Quiz | 0 | - | 4.91 | 123,802 |
| Hawaiian Islands Map Quiz | 0 | - | 4.88 | 20,909 |
| Capitals of Canadian Provinces | 0 | - | 4.86 | 73,071 |
| Mexico States Map Quiz | 0 | - | 4.85 | 89,554 |
| States of Mexico | 0 | - | 4.95 | 138,701 |
| U.S. State Superlatives #1 | 0 | - | 4.45 | 75,023 |
| U.S. State Superlatives #2 | 0 | - | 4.51 | 37,090 |
| U.S. States with the Highest Population Density | 0 | - | 4.46 | 66,340 |
| Name a Valid U.S. State Capital | 0 | - | 4.82 | 48,918 |
| United States Map Quiz | 0 | - | 4.98 | 3,883,742 |
| Last 10 U.S. States Alphabetically | 0 | - | 4.34 | 70,419 |
| Top 10 Least Populous U.S. State Capitals | 0 | - | 4.49 | 20,417 |
| Flyover States | 0 | - | 4.51 | 27,871 |
| U.S. States With Double Letters | 0 | - | 4.64 | 4,051 |
| U.S. States Bigger than Their Neighbors | 0 | - | 4.29 | 57,411 |
| U.S. States by Borders | 0 | - | 4.59 | 26,125 |
| Speed Capital to U.S. State | 0 | - | 4.44 | 105,720 |
| 10 Southernmost U.S. State Capitals | 0 | - | 4.53 | 37,011 |
| Countries Closest to Canada | 0 | - | 4.90 | 183,340 |
| States, Provinces & Territories that Touch the Appalachian Mountains | 0 | - | 4.59 | 19,721 |
| U.S. States With the Highest Average Elevation | 0 | - | 4.60 | 30,941 |
| U.S. States with the Lowest HDI | 0 | - | 4.46 | 27,384 |
| Which U.S. State - Multiple Choice | 0 | - | 4.45 | 18,877 |
| Movies by State Quiz | 0 | - | 4.23 | 39,298 |
| 1M Cities by Proximity - United States | 0 | - | 4.49 | 136,029 |
| Biggest Cities in a Strip of the United States Map | 0 | - | 4.72 | 36,282 |
| Countries with American Expatriates | 0 | - | 4.59 | 40,815 |
| United States Country Quiz | 0 | - | 4.45 | 88,086 |
| United States Landmarks Map Quiz | 0 | - | 4.55 | 38,153 |
| Busiest Air Routes from the U.S. | 0 | - | 4.46 | 72,025 |
| U.S. National Parks Quiz | 0 | - | 4.79 | 46,308 |
| Word Scramble - U.S. States | 0 | - | 4.95 | 456,289 |
| 10 U.S. States With The Highest Murder Rates | 0 | - | 4.44 | 47,593 |
| 10 U.S. States With The Lowest Murder Rates | 0 | - | 4.51 | 33,786 |
| Name a Valid U.S. State #2 | 0 | - | 4.64 | 68,596 |
| Name a Valid U.S. State #3 | 0 | - | 4.79 | 43,622 |
| Top 10 U.S. States With the Most Tornadoes | 0 | - | 4.54 | 60,312 |
| Top 10 U.S. States by Public Transit | 0 | - | 4.79 | 58,091 |
| Top 10 U.S. States with the Most Precipitation | 0 | - | 4.44 | 39,235 |
| U.S. Cities with the Highest Murder Rate | 0 | - | 4.58 | 130,012 |
| Random U.S. City to State | 0 | - | 4.43 | 65,173 |
| South America Capitals Quiz | 0 | - | 5.00 | 415,872 |
| Countries Closest to the U. S. | 0 | - | 4.41 | 198,101 |
| Great Plains States and Provinces on a Map | 0 | - | 4.94 | 37,298 |
| 10 Closest Megacities to New York City | 0 | - | 4.54 | 54,303 |
| Top 10 Richest U.S. States by Median Income | 0 | - | 4.46 | 102,563 |
| U.S. State Symbols | 0 | - | 4.38 | 23,596 |
| U.S. States along the Atlantic and Gulf Coast | 0 | - | 4.40 | 28,335 |
| U.S. States Without Individual Income Tax | 0 | - | 4.30 | 27,420 |
| Top 10 U.S. States Taller than Wide | 0 | - | 4.04 | 12,647 |
| Top 10 U.S. States Wider than Tall | 0 | - | 4.30 | 13,679 |
| U.S. Panhandles | 0 | - | 4.25 | 25,434 |
| U.S. States by Wikipedia Descriptions #1 | 0 | - | 4.57 | 37,280 |
| U.S. States by Wikipedia Descriptions #2 | 0 | - | 4.47 | 35,229 |
| Top 10 Happiest U.S. States | 0 | - | 4.37 | 18,799 |
| U.S. States with a Unique Last Letter | 0 | - | 4.14 | 19,427 |
| Hated U.S. States | 0 | - | 4.09 | 13,110 |
| U.S. States with the Most Expensive Home Prices | 0 | - | 4.47 | 93,158 |
| U.S. States with the Highest Percentage of Hispanics | 0 | - | 4.80 | 56,133 |
| Top 10 Most African-American U.S. States | 0 | - | 4.47 | 61,260 |
| Top 10 Newest U.S. States | 0 | - | 4.80 | 67,720 |
| Top 10 Most Asian U.S. States | 0 | - | 4.80 | 61,317 |
| Top 10 Most Obese U.S. States | 0 | - | 4.50 | 64,693 |
| Top 10 Least Obese U.S. States | 0 | - | 4.80 | 67,543 |
| Top 10 Most-Educated U.S. States | 0 | - | 4.51 | 64,128 |
| U.S. States with the Highest Rates of Homelessness | 0 | - | 4.44 | 47,782 |
| Top 10 Most White U.S. States | 0 | - | 4.52 | 55,138 |
| Top 10 Most German U.S. States | 0 | - | 4.49 | 42,100 |
| Top 10 Least-Forested U.S. States | 0 | - | 4.48 | 34,851 |
| Slowest Growing U.S. States Since 1960 | 0 | - | 4.44 | 37,227 |
| US State Capitals by Proximity in 30 Seconds | 0 | - | 4.18 | 119,742 |
| US State Capitals by First Two Letters in 45 seconds | 0 | - | 4.06 | 55,995 |
| 10 Northernmost U.S. State Capitals | 0 | - | 4.55 | 30,163 |
| U.S State Capitals on the Sea | 0 | - | 4.52 | 24,987 |
| 10 Easternmost U.S. State Capitals | 0 | - | 4.49 | 29,020 |
| Boroughs of New York City | 0 | - | 4.44 | 76,437 |
| American Countries with the Shortest Names | 0 | - | 4.96 | 100,093 |
| The Only American Country ... | 0 | - | 4.94 | 108,935 |
| Belize Country Quiz | 0 | - | 4.88 | 18,579 |
| U.S. State Shapes Quiz #2 | 0 | - | 4.82 | 90,570 |
| U.S. States that Start with M - Shape Quiz | 0 | - | 4.93 | 51,564 |
| U.S. State Flags | 0 | - | 4.87 | 134,383 |
| Flags of North and South America Quiz | 0 | - | 4.99 | 306,678 |
| U.S. Cities with the Most International Tourists | 0 | - | 4.88 | 64,697 |
| Regions of US States | 0 | - | 4.19 | 31,382 |
| U.S. State Border Crossings | 0 | - | 4.96 | 81,476 |
| U.S. States that Border Canada | 0 | - | 4.90 | 165,067 |
| U.S. States that Border Tennessee | 0 | - | 4.83 | 57,650 |
| Five Biggest Immigrant Groups by Decade in the US | 0 | - | 4.82 | 32,539 |
| 10 U.S. States with the Most Valuable Crops | 0 | - | 4.39 | 28,316 |
| Top Producing U.S. States | 0 | - | 4.23 | 28,514 |
| Top 10 U.S. States That Grow the Most Corn | 0 | - | 4.51 | 33,768 |
| Landmarks of U.S. States #2 | 0 | - | 4.18 | 17,746 |
| Landmarks of U.S. States #1 | 0 | - | 4.28 | 21,991 |
| U.S. States with the Highest HDI | 0 | - | 4.08 | 24,057 |
| States of Origin - American Popular Music | 0 | - | 4.17 | 9,842 |
| Top 10 U.S. States with the Lowest Life Expectancy | 0 | - | 4.75 | 42,174 |
| U.S Cities by African-American Population | 0 | - | 4.40 | 82,551 |
| Important Places in U.S. History | 0 | - | 4.23 | 36,373 |
| World Capitals by First Two Letters in 90 Seconds | 0 | - | 4.36 | 233,543 |
| U.S. Suburbs Quiz | 0 | - | 4.45 | 17,556 |
| Top 10 Biggest Economies in the Americas | 0 | - | 4.94 | 80,492 |
| Brazil States Map Quiz | 0 | - | 4.84 | 39,001 |
| Europe Map Quiz | 0 | - | 5.00 | 4,260,493 |
| Largest United States Airlines | 0 | - | 4.38 | 51,843 |
| States of Brazil | 0 | - | 4.96 | 67,441 |
| All First-Level Subdivisions of South America on a Map | 0 | - | 4.89 | 39,033 |
| Most Valuable Crops by U.S. State | 0 | - | 4.38 | 36,587 |
| U.S. States or European Countries by GDP | 0 | - | 4.98 | 67,705 |
| States and Provinces that touch the Rocky Mountains | 0 | - | 4.42 | 31,417 |
| Fifty US States in One Minute | 0 | - | 4.55 | 3,218,532 |
| Events by U.S. State #1 | 0 | - | 4.41 | 21,667 |
| Category Elimination - U.S. States #1 | 0 | - | 4.91 | 193,319 |
| 10 U.S. States with the Highest Tax Burden | 0 | - | 4.29 | 34,262 |
| Top 10 Least Religious U.S. States | 0 | - | 4.51 | 30,955 |
| Top 10 U.S. States by Manufacturing Employment | 0 | - | 4.51 | 27,468 |
| U.S. States with the Most Venomous Snake Species | 0 | - | 4.47 | 24,901 |
| U.S. States with the Most Endangered Species | 0 | - | 4.50 | 13,844 |
| Biggest Cities in the U.S. - Extreme | 0 | - | 4.93 | 130,839 |
| Biggest Cities in Each U.S. State - Extreme | 0 | - | 4.91 | 68,970 |
| 500 Biggest US Cities | 0 | - | 4.85 | 96,495 |
| ALL California Cities | 0 | - | 4.34 | 38,846 |
| South American Capitals - Map Quiz | 0 | - | 4.98 | 114,849 |
| Top 10 American Countries by Coastline | 0 | - | 4.95 | 82,926 |
| Top 10 Richest Countries in the Americas | 0 | - | 4.87 | 67,391 |
| Biggest Trading Partners - US | 0 | - | 4.64 | 98,062 |
| Colombia Country Quiz | 0 | - | 4.92 | 34,608 |
| Canada Country Quiz | 0 | - | 4.54 | 120,539 |
| Canada Cities Map Quiz | 0 | - | 4.65 | 108,844 |
| Random U.S. States on a Map | 0 | - | 4.95 | 479,237 |
| Cities by Picture #2 | 0 | - | 4.22 | 32,164 |
| U.S. States with the Most Gun Ownership | 0 | - | 4.46 | 27,555 |
