| US States Quiz | 0 | - | 5.00 | 16,995,939 |
| US States with an Empty Map | 0 | - | 5.00 | 628,683 |
| States of the U.S. in Alphabetical Order | 0 | - | 4.98 | 368,657 |
| Draw All US State Borders | 0 | - | 4.99 | 140,767 |
| U.S. States or European Countries by Area | 0 | - | 4.95 | 97,121 |
| Louisiana Purchase with a Map | 0 | - | 4.96 | 49,288 |
| U.S. States or European Countries by Population | 0 | - | 4.97 | 134,228 |
| Name a Valid U.S. State #1 | 0 | - | 4.93 | 210,530 |
| Top 10 Most Native American U.S. States | 0 | - | 4.87 | 92,835 |
| The 13 Colonies Quiz | 0 | - | 4.97 | 119,078 |
| U.S. States with the Letter Y | 0 | - | 4.86 | 112,277 |
| 10 Southernmost U.S. States | 0 | - | 4.89 | 114,307 |
| U.S. States with Short Names | 0 | - | 4.91 | 150,352 |
| U.S. States that Start with M | 0 | - | 4.93 | 188,366 |
| U.S. States By Population | 0 | - | 4.92 | 154,143 |
| U.S. States that Start with N | 0 | - | 4.95 | 172,229 |
| U.S. States with Longest Names | 0 | - | 4.85 | 44,891 |
| U.S. States with a Unique First Letter | 0 | - | 4.96 | 88,862 |
| 10 Westernmost U.S. States | 0 | - | 4.95 | 64,538 |
| The Only Remaining U.S. State . . . | 0 | - | 4.93 | 66,094 |
| Top 10 Least Populous U.S. States | 0 | - | 4.94 | 192,638 |
| Top 10 Most Populous U.S. States | 0 | - | 4.97 | 178,119 |
| Midwestern States of the U.S. | 0 | - | 4.88 | 14,158 |
| U.S. States with the Lowest Population Density | 0 | - | 4.92 | 94,405 |
| US State Capitals Quiz - No Hints | 0 | - | 4.98 | 95,683 |
| 10 Westernmost U.S. State Capitals | 0 | - | 4.90 | 48,322 |
| Top 10 Most-Visited U.S. States | 0 | - | 4.90 | 102,461 |
| U.S. States with the Most Immigrants | 0 | - | 4.85 | 83,035 |
| U.S. State Capitals Map Quiz | 0 | - | 4.93 | 151,010 |
| Great Plains States and Provinces on a Map | 0 | - | 4.95 | 50,111 |
| Top 10 Coldest U.S. States | 0 | - | 4.94 | 125,856 |
| Top 10 Hottest U.S. States | 0 | - | 4.86 | 126,503 |
| Top 10 U.S. States with the Least Precipitation | 0 | - | 4.83 | 62,206 |
| Most-Visited U.S. Cities | 0 | - | 4.85 | 94,984 |
| Every U.S. Metro Area on a Map | 0 | - | 4.97 | 82,894 |
| Total United States Immigration by Country | 0 | - | 4.91 | 112,404 |
| "Do Not Travel" Countries for U.S. Citizens | 0 | - | 4.97 | 246,466 |
| Name the U.S. National Parks | 0 | - | 4.86 | 60,481 |
| All 3,143 Counties of the United States on a Map | 0 | - | 4.97 | 335,375 |
| U.S. States with the Longest International Borders | 0 | - | 4.78 | 45,945 |
| Longest U.S. State Borders | 0 | - | 4.69 | 40,130 |
| U.S. States with the Fewest Immigrants | 0 | - | 4.64 | 66,080 |
| U.S. States with the Highest Percentage of Farmland | 0 | - | 4.80 | 65,651 |
| U.S. States with the Lowest Percentage of Farmland | 0 | - | 4.74 | 60,259 |
| U.S. License Plates Picture Quiz | 0 | - | 4.61 | 53,143 |
| Which U.S. State - Multiple Choice | 0 | - | 4.48 | 20,370 |
| U.S. State Capitals Quiz | 0 | - | 5.00 | 1,698,741 |
| Most-Visited Countries by Americans | 0 | - | 4.86 | 110,540 |
| Countries that Visit the United States the Most | 0 | - | 4.96 | 92,446 |
| Pixelated United States Map | 0 | - | 4.88 | 94,818 |
| States and Provinces that touch the Rocky Mountains | 0 | - | 4.43 | 32,564 |
| New England States | 0 | - | 4.51 | 59,896 |
| U.S. States by Land Area | 0 | - | 4.55 | 53,057 |
| Top 10 U.S. States by Inland Water Area | 0 | - | 4.53 | 38,118 |
| Add a Letter - Make a U.S. State | 0 | - | 4.70 | 83,154 |
| 10 U.S. States With The Highest Murder Rates | 0 | - | 4.47 | 54,824 |
| 10 U.S. States With The Lowest Murder Rates | 0 | - | 4.48 | 52,995 |
| Top 10 Widest U.S. States East to West | 0 | - | 4.70 | 56,280 |
| Top 10 Tallest U.S. States North to South | 0 | - | 4.75 | 41,147 |
| U.S. States by Borders | 0 | - | 4.62 | 35,480 |
| Name a Valid U.S. State #2 | 0 | - | 4.63 | 77,394 |
| Save Americans by Guessing U.S. States | 0 | - | 4.61 | 188,834 |
| Name a Valid U.S. State #3 | 0 | - | 4.78 | 49,294 |
| 10 Easternmost U.S. States | 0 | - | 4.53 | 56,682 |
| The Only U.S. State ... #1 | 0 | - | 4.52 | 102,340 |
| U.S. State Superlatives #1 | 0 | - | 4.47 | 87,685 |
| U.S. State Superlatives #2 | 0 | - | 4.53 | 40,763 |
| Most Guessed U.S. Cities | 0 | - | 4.89 | 107,005 |
| U.S. Cities with the Biggest Economies | 0 | - | 4.83 | 73,429 |
| Countries Closest to United States by Continent | 0 | - | 4.99 | 147,221 |
| Countries that Beat the United States | 0 | - | 4.93 | 168,663 |
| 10 Longest Rivers in the United States | 0 | - | 4.85 | 39,396 |
| Fifty US States in One Minute | 0 | - | 4.61 | 3,555,598 |
| Word Scramble - U.S. States | 0 | - | 4.95 | 510,142 |
| Events by U.S. State #1 | 0 | - | 4.43 | 22,964 |
| Image to U.S State - Multiple Choice | 0 | - | 4.46 | 26,328 |
| Fastest Growing U.S. States Since 1960 | 0 | - | 4.48 | 76,334 |
| Regions of U.S. States | 0 | - | 4.37 | 44,186 |
| 10 U.S. States with the Most Valuable Crops | 0 | - | 4.41 | 29,632 |
| States, Provinces & Territories that Touch the Appalachian Mountains | 0 | - | 4.59 | 20,423 |
| U.S. States with the Lowest HDI | 0 | - | 4.47 | 28,935 |
| U.S. States by Unofficial Motto | 0 | - | 4.47 | 23,223 |
| Mexico True or False? | 0 | - | 4.89 | 48,996 |
| U.S. States with the Highest Population Density | 0 | - | 4.47 | 68,495 |
| Capitals of Canadian Provinces | 0 | - | 4.85 | 89,667 |
| Mexico States Map Quiz | 0 | - | 4.84 | 105,635 |
| U.S. State Flags | 0 | - | 4.89 | 172,951 |
| States of Mexico | 0 | - | 4.96 | 178,251 |
| U.S. States that Border Canada | 0 | - | 4.91 | 186,677 |
| US States by Borders in 30 Seconds | 0 | - | 4.68 | 2,693,039 |
| U.S. States by First Two Letters in 30 Seconds | 0 | - | 4.70 | 1,398,495 |
| Last 10 U.S. States Alphabetically | 0 | - | 4.35 | 75,062 |
| Top 10 Least Populous U.S. State Capitals | 0 | - | 4.52 | 21,567 |
| Flyover States | 0 | - | 4.53 | 29,595 |
| U.S. States With Double Letters | 0 | - | 4.55 | 24,265 |
| U.S. States Bigger than Their Neighbors | 0 | - | 4.28 | 76,407 |
| U.S. States by Wikipedia Descriptions #1 | 0 | - | 4.57 | 39,463 |
| U.S. States by Wikipedia Descriptions #2 | 0 | - | 4.48 | 37,185 |
| A Superlative for Every U.S. State | 0 | - | 4.44 | 28,225 |
| U.S. States With No City Over 100,000 | 0 | - | 4.57 | 18,128 |
| US States and State Capitals | 0 | - | 4.99 | 165,370 |
| Most-Visited Countries by Canadians | 0 | - | 4.83 | 39,617 |
| Countries Closest to Canada | 0 | - | 4.91 | 199,489 |
| United States Map Quiz | 0 | - | 4.98 | 4,171,287 |
| Mexico Cities Map Quiz | 0 | - | 4.83 | 38,821 |
| U.S. States Closest to Tokyo | 0 | - | 4.89 | 61,298 |
| U.S. States or European Countries by GDP | 0 | - | 4.98 | 89,730 |
| Events by U.S. State #2 | 0 | - | 4.27 | 18,652 |
| Category Elimination - U.S. States #1 | 0 | - | 4.88 | 222,441 |
| Category Elimination - U.S. States #2 | 0 | - | 4.82 | 135,600 |
| Speed Capital to U.S. State | 0 | - | 4.46 | 114,600 |
| 10 Southernmost U.S. State Capitals | 0 | - | 4.51 | 39,150 |
| 10 Northernmost U.S. State Capitals | 0 | - | 4.57 | 35,866 |
| 10 Easternmost U.S. State Capitals | 0 | - | 4.50 | 34,788 |
| Random U.S. States on a Map | 0 | - | 4.96 | 630,295 |
| U.S. States with the Fewest Borders | 0 | - | 4.78 | 114,214 |
| U.S. States with the Most Borders | 0 | - | 4.53 | 62,370 |
| Walking Across U.S. State Borders with Hints | 0 | - | 4.74 | 35,119 |
| Top 10 U.S. States People are Leaving | 0 | - | 4.44 | 70,597 |
| Top 10 U.S. States People are Moving To | 0 | - | 4.74 | 64,206 |
| Top 10 U.S. States with the Highest Elevation | 0 | - | 4.51 | 67,980 |
| U.S. States with the Lowest Average Elevation | 0 | - | 4.55 | 38,571 |
| U.S. States With the Highest Average Elevation | 0 | - | 4.61 | 32,834 |
| U.S Cities by African-American Population | 0 | - | 4.42 | 95,599 |
| 1M Cities by Proximity - United States | 0 | - | 4.63 | 151,828 |
| Biggest Cities in a Strip of the United States Map | 0 | - | 4.74 | 41,205 |
| Cities on Route 66 on a Map | 0 | - | 4.53 | 33,307 |
| Top 10 Oldest U.S. State Capitals | 0 | - | 4.55 | 32,227 |
| Countries with American Expatriates | 0 | - | 4.53 | 42,677 |
| Countries that Beat Canada | 0 | - | 4.90 | 99,002 |
| United States Country Quiz | 0 | - | 4.43 | 102,193 |
| United States Landmarks Map Quiz | 0 | - | 4.55 | 40,279 |
| U.S. State Quarters Picture Quiz #1 | 0 | - | 4.45 | 52,896 |
| U.S. State Quarters Picture Quiz #2 | 0 | - | 4.75 | 38,543 |
| Flags of North and South America | 0 | - | 4.99 | 376,982 |
| Asian Countries Americans Travel to the Most | 0 | - | 4.75 | 60,203 |
| Busiest Air Routes from the U.S. | 0 | - | 4.46 | 77,068 |
| Mississippi River States Empty Map Quiz | 0 | - | 4.82 | 56,324 |
| Top Producing U.S. States | 0 | - | 4.24 | 31,262 |
| Landmarks of U.S. States #2 | 0 | - | 4.22 | 18,479 |
| Landmarks of U.S. States #1 | 0 | - | 4.29 | 23,053 |
| U.S. States by Clue #1 | 0 | - | 4.51 | 39,403 |
| Confederate States of the U.S. Civil War | 0 | - | 4.91 | 129,637 |
| U.S. States with More Cows than People | 0 | - | 4.74 | 47,876 |
| U.S. States by Coldest Recorded Temperature | 0 | - | 4.52 | 66,729 |
| U.S. States with the Highest HDI | 0 | - | 4.08 | 24,854 |
| States of Origin - American Popular Music | 0 | - | 4.22 | 10,712 |
| U.S. States with Spanish Names | 0 | - | 4.49 | 88,265 |
| Top 10 U.S. States With the Most Tornadoes | 0 | - | 4.53 | 65,004 |
| Top 10 Least Religious U.S. States | 0 | - | 4.51 | 34,443 |
| Top 10 U.S. States by Public Transit | 0 | - | 4.74 | 64,036 |
| Top 10 U.S. States with the Most Precipitation | 0 | - | 4.46 | 41,820 |
| American Geography Quiz for Dummies | 0 | - | 4.41 | 69,428 |
| U.S. Cities with the Highest Murder Rate | 0 | - | 4.55 | 139,007 |
| Random U.S. City to State | 0 | - | 4.45 | 76,913 |
| Name a Valid U.S. City over 100,000 | 0 | - | 4.42 | 40,446 |
| Richest Metro Areas in the U.S. | 0 | - | 4.42 | 44,114 |
| South America Capitals Quiz | 0 | - | 5.00 | 484,982 |
| Countries Closest to the U. S. | 0 | - | 4.41 | 210,516 |
| U.S. Geography by Letter - B | 0 | - | 4.54 | 69,953 |
| U.S. Geography by Letter - S | 0 | - | 4.55 | 55,990 |
| 10 Closest Megacities to New York City | 0 | - | 4.52 | 67,535 |
| U.S. State Symbols | 0 | - | 4.38 | 24,345 |
| U.S. States along the Atlantic and Gulf Coast | 0 | - | 4.39 | 28,883 |
| U.S. States Without Individual Income Tax | 0 | - | 4.29 | 28,556 |
| U.S. States with the Most Billionaires | 0 | - | 4.51 | 50,570 |
| Top 10 U.S. States Taller than Wide | 0 | - | 4.05 | 13,635 |
| Top 10 U.S. States Wider than Tall | 0 | - | 4.29 | 14,982 |
| U.S. Panhandles | 0 | - | 4.21 | 27,242 |
| Top 10 Happiest U.S. States | 0 | - | 4.34 | 19,824 |
| U.S. States with a Unique Last Letter | 0 | - | 4.14 | 21,708 |
| Hated U.S. States | 0 | - | 4.16 | 14,272 |
| U.S. States by Haiku | 0 | - | 4.24 | 17,846 |
| 50 States, 50 Cities - Hard Version | 0 | - | 4.46 | 44,447 |
| US State Capitals by Proximity in 30 Seconds | 0 | - | 4.17 | 129,792 |
| US State Capitals by First Two Letters in 45 seconds | 0 | - | 4.09 | 58,246 |
| U.S State Capitals on the Sea | 0 | - | 4.53 | 26,259 |
| American Countries with the Shortest Names | 0 | - | 4.97 | 121,669 |
| The Only American Country ... | 0 | - | 4.92 | 122,215 |
| Belize Country Quiz | 0 | - | 4.85 | 21,084 |
| Saint Vincent and the Grenadines Country Quiz | 0 | - | 4.88 | 19,301 |
| U.S. States that Start with M - Shape Quiz | 0 | - | 4.94 | 58,445 |
| U.S. Cities with the Most International Tourists | 0 | - | 4.88 | 75,945 |
| U.S. State Border Crossings | 0 | - | 4.97 | 96,890 |
| Win the U.S. Presidential Election | 0 | - | 4.78 | 635,767 |
| Movies by State | 0 | - | 4.27 | 40,607 |
| Cities in U.S. History #1 | 0 | - | 4.31 | 45,518 |
| World Capitals by First Two Letters in 90 Seconds | 0 | - | 4.35 | 246,830 |
| U.S. State Capitals with the Highest Elevation | 0 | - | 4.56 | 22,670 |
| Top 10 Most Remote U.S. State Capitals | 0 | - | 4.40 | 32,305 |
| U.S. State Capitals Furthest from the Sea | 0 | - | 4.49 | 26,112 |
| U.S. Suburbs Quiz | 0 | - | 4.47 | 18,441 |
| Boroughs of New York City | 0 | - | 4.47 | 85,329 |
| Top 10 Biggest Economies in the Americas | 0 | - | 4.94 | 92,834 |
| Dominica Country Quiz | 0 | - | 4.81 | 19,937 |
| Canada True or False? | 0 | - | 4.57 | 55,128 |
| Brazil States Map Quiz | 0 | - | 4.86 | 48,563 |
| Random Sequential U.S. States on a Map | 0 | - | 4.99 | 235,260 |
| Largest United States Airlines | 0 | - | 4.39 | 55,159 |
| States of Brazil | 0 | - | 4.97 | 89,707 |
