| US States Quiz | 0 | - | 5.00 | 16,776,413 |
| US States with an Empty Map | 0 | - | 5.00 | 621,287 |
| States of the U.S. in Alphabetical Order | 0 | - | 4.98 | 366,110 |
| Draw All US State Borders | 0 | - | 4.99 | 135,250 |
| U.S. States or European Countries by Area | 0 | - | 4.95 | 95,301 |
| Louisiana Purchase with a Map | 0 | - | 4.96 | 48,069 |
| U.S. States or European Countries by Population | 0 | - | 4.97 | 132,489 |
| Name a Valid U.S. State #1 | 0 | - | 4.93 | 207,622 |
| Top 10 Most Native American U.S. States | 0 | - | 4.87 | 91,504 |
| The 13 Colonies Quiz | 0 | - | 4.97 | 117,331 |
| U.S. States with the Letter Y | 0 | - | 4.85 | 110,910 |
| 10 Southernmost U.S. States | 0 | - | 4.88 | 112,905 |
| U.S. States with Short Names | 0 | - | 4.91 | 148,334 |
| U.S. States that Start with M | 0 | - | 4.93 | 186,569 |
| U.S. States By Population | 0 | - | 4.92 | 152,775 |
| U.S. States that Start with N | 0 | - | 4.95 | 170,871 |
| U.S. States with Longest Names | 0 | - | 4.84 | 44,158 |
| U.S. States with a Unique First Letter | 0 | - | 4.96 | 87,943 |
| 10 Westernmost U.S. States | 0 | - | 4.95 | 63,972 |
| The Only Remaining U.S. State . . . | 0 | - | 4.92 | 65,248 |
| Top 10 Least Populous U.S. States | 0 | - | 4.94 | 191,000 |
| Top 10 Most Populous U.S. States | 0 | - | 4.97 | 173,823 |
| U.S. States with the Lowest Population Density | 0 | - | 4.92 | 93,746 |
| US State Capitals Quiz - No Hints | 0 | - | 4.98 | 94,820 |
| 10 Westernmost U.S. State Capitals | 0 | - | 4.90 | 47,986 |
| Top 10 Most-Visited U.S. States | 0 | - | 4.90 | 101,399 |
| U.S. States with the Most Immigrants | 0 | - | 4.85 | 82,193 |
| U.S. State Capitals Map Quiz | 0 | - | 4.93 | 143,055 |
| Great Plains States and Provinces on a Map | 0 | - | 4.95 | 48,976 |
| Top 10 Coldest U.S. States | 0 | - | 4.94 | 124,211 |
| Top 10 Hottest U.S. States | 0 | - | 4.86 | 125,075 |
| Top 10 U.S. States with the Least Precipitation | 0 | - | 4.82 | 61,684 |
| Most-Visited U.S. Cities | 0 | - | 4.85 | 92,996 |
| Every U.S. Metro Area on a Map | 0 | - | 4.97 | 81,226 |
| Total United States Immigration by Country | 0 | - | 4.91 | 111,017 |
| "Do Not Travel" Countries for U.S. Citizens | 0 | - | 4.97 | 242,204 |
| Name the U.S. National Parks | 0 | - | 4.86 | 59,554 |
| All 3,143 Counties of the United States on a Map | 0 | - | 4.97 | 329,735 |
| U.S. States with the Longest International Borders | 0 | - | 4.78 | 45,692 |
| Longest U.S. State Borders | 0 | - | 4.67 | 39,579 |
| U.S. States with the Fewest Immigrants | 0 | - | 4.63 | 65,588 |
| U.S. States with the Highest Percentage of Farmland | 0 | - | 4.80 | 65,361 |
| U.S. States with the Lowest Percentage of Farmland | 0 | - | 4.74 | 55,103 |
| U.S. License Plates Picture Quiz | 0 | - | 4.59 | 52,771 |
| U.S. State Capitals Quiz | 0 | - | 5.00 | 1,682,767 |
| Most-Visited Countries by Americans | 0 | - | 4.87 | 108,984 |
| Countries that Visit the United States the Most | 0 | - | 4.96 | 91,234 |
| Pixelated United States Map | 0 | - | 4.89 | 93,803 |
| States and Provinces that touch the Rocky Mountains | 0 | - | 4.42 | 32,448 |
| New England States | 0 | - | 4.51 | 59,755 |
| U.S. States by Land Area | 0 | - | 4.61 | 52,627 |
| Top 10 U.S. States by Inland Water Area | 0 | - | 4.53 | 37,948 |
| Add a Letter - Make a U.S. State | 0 | - | 4.72 | 82,553 |
| 10 U.S. States With The Highest Murder Rates | 0 | - | 4.47 | 53,610 |
| 10 U.S. States With The Lowest Murder Rates | 0 | - | 4.51 | 41,619 |
| Top 10 Widest U.S. States East to West | 0 | - | 4.70 | 55,815 |
| Top 10 Tallest U.S. States North to South | 0 | - | 4.74 | 40,787 |
| U.S. States by Borders | 0 | - | 4.63 | 35,188 |
| Name a Valid U.S. State #2 | 0 | - | 4.63 | 76,694 |
| Save Americans by Guessing U.S. States | 0 | - | 4.61 | 183,843 |
| Name a Valid U.S. State #3 | 0 | - | 4.78 | 48,841 |
| 10 Easternmost U.S. States | 0 | - | 4.53 | 56,359 |
| The Only U.S. State ... #1 | 0 | - | 4.52 | 101,809 |
| U.S. State Superlatives #1 | 0 | - | 4.47 | 87,379 |
| U.S. State Superlatives #2 | 0 | - | 4.53 | 40,543 |
| Most Guessed U.S. Cities | 0 | - | 4.89 | 105,420 |
| U.S. Cities with the Biggest Economies | 0 | - | 4.84 | 72,394 |
| Countries Closest to United States by Continent | 0 | - | 4.99 | 145,808 |
| Countries that Beat the United States | 0 | - | 4.93 | 166,114 |
| 10 Longest Rivers in the United States | 0 | - | 4.85 | 38,938 |
| Fifty US States in One Minute | 0 | - | 4.56 | 3,526,928 |
| Word Scramble - U.S. States | 0 | - | 4.95 | 504,003 |
| Fastest Growing U.S. States Since 1960 | 0 | - | 4.48 | 75,991 |
| Regions of U.S. States | 0 | - | 4.37 | 43,648 |
| 10 U.S. States with the Most Valuable Crops | 0 | - | 4.41 | 29,518 |
| States, Provinces & Territories that Touch the Appalachian Mountains | 0 | - | 4.59 | 20,357 |
| U.S. States with the Lowest HDI | 0 | - | 4.47 | 28,811 |
| Which U.S. State - Multiple Choice | 0 | - | 4.48 | 20,241 |
| U.S. States by Unofficial Motto | 0 | - | 4.47 | 23,061 |
| U.S. States with the Highest Population Density | 0 | - | 4.47 | 68,317 |
| Capitals of Canadian Provinces | 0 | - | 4.85 | 88,718 |
| Mexico States Map Quiz | 0 | - | 4.84 | 104,171 |
| U.S. State Flags | 0 | - | 4.89 | 168,748 |
| States of Mexico | 0 | - | 4.95 | 174,620 |
| U.S. States that Border Canada | 0 | - | 4.91 | 183,610 |
| US States by Borders in 30 Seconds | 0 | - | 4.69 | 2,671,608 |
| U.S. States by First Two Letters in 30 Seconds | 0 | - | 4.69 | 1,385,225 |
| Last 10 U.S. States Alphabetically | 0 | - | 4.35 | 74,716 |
| Top 10 Least Populous U.S. State Capitals | 0 | - | 4.52 | 21,493 |
| Events by U.S. State #1 | 0 | - | 4.43 | 22,870 |
| Flyover States | 0 | - | 4.52 | 29,445 |
| U.S. States With Double Letters | 0 | - | 4.54 | 24,012 |
| U.S. States Bigger than Their Neighbors | 0 | - | 4.27 | 75,964 |
| U.S. States by Wikipedia Descriptions #1 | 0 | - | 4.57 | 39,263 |
| U.S. States by Wikipedia Descriptions #2 | 0 | - | 4.47 | 37,024 |
| A Superlative for Every U.S. State | 0 | - | 4.44 | 27,991 |
| U.S. States With No City Over 100,000 | 0 | - | 4.57 | 17,888 |
| US States and State Capitals | 0 | - | 4.99 | 160,160 |
| Most-Visited Countries by Canadians | 0 | - | 4.82 | 39,175 |
| Countries Closest to Canada | 0 | - | 4.90 | 197,715 |
| United States Map Quiz | 0 | - | 4.98 | 4,148,199 |
| U.S. States or European Countries by GDP | 0 | - | 4.98 | 88,479 |
| Category Elimination - U.S. States #1 | 0 | - | 4.88 | 219,485 |
| Category Elimination - U.S. States #2 | 0 | - | 4.82 | 133,219 |
| Speed Capital to U.S. State | 0 | - | 4.46 | 113,714 |
| 10 Southernmost U.S. State Capitals | 0 | - | 4.51 | 38,966 |
| 10 Northernmost U.S. State Capitals | 0 | - | 4.57 | 35,711 |
| 10 Easternmost U.S. State Capitals | 0 | - | 4.50 | 34,593 |
| Random U.S. States on a Map | 0 | - | 4.96 | 623,580 |
| U.S. States with the Fewest Borders | 0 | - | 4.77 | 113,235 |
| U.S. States with the Most Borders | 0 | - | 4.53 | 62,264 |
| Walking Across U.S. State Borders with Hints | 0 | - | 4.74 | 34,976 |
| Top 10 U.S. States People are Leaving | 0 | - | 4.42 | 59,210 |
| Top 10 U.S. States People are Moving To | 0 | - | 4.73 | 63,688 |
| Top 10 U.S. States with the Highest Elevation | 0 | - | 4.51 | 67,816 |
| U.S. States with the Lowest Average Elevation | 0 | - | 4.55 | 38,436 |
| U.S. States With the Highest Average Elevation | 0 | - | 4.61 | 32,702 |
| U.S Cities by African-American Population | 0 | - | 4.42 | 95,141 |
| 1M Cities by Proximity - United States | 0 | - | 4.56 | 150,105 |
| Biggest Cities in a Strip of the United States Map | 0 | - | 4.73 | 40,750 |
| Cities on Route 66 on a Map | 0 | - | 4.53 | 32,939 |
| Top 10 Oldest U.S. State Capitals | 0 | - | 4.55 | 31,978 |
| Countries with American Expatriates | 0 | - | 4.53 | 42,516 |
| Countries that Beat Canada | 0 | - | 4.90 | 87,112 |
| United States Country Quiz | 0 | - | 4.43 | 101,019 |
| United States Landmarks Map Quiz | 0 | - | 4.55 | 40,124 |
| U.S. State Quarters Picture Quiz #1 | 0 | - | 4.45 | 52,725 |
| U.S. State Quarters Picture Quiz #2 | 0 | - | 4.74 | 38,385 |
| Flags of North and South America | 0 | - | 4.99 | 370,024 |
| Asian Countries Americans Travel to the Most | 0 | - | 4.75 | 59,785 |
| Busiest Air Routes from the U.S. | 0 | - | 4.46 | 76,721 |
| Mississippi River States Empty Map Quiz | 0 | - | 4.81 | 55,758 |
| Top Producing U.S. States | 0 | - | 4.24 | 31,087 |
| Landmarks of U.S. States #2 | 0 | - | 4.22 | 18,413 |
| Landmarks of U.S. States #1 | 0 | - | 4.29 | 22,973 |
| U.S. States by Clue #1 | 0 | - | 4.51 | 38,811 |
| Confederate States of the U.S. Civil War | 0 | - | 4.91 | 128,915 |
| U.S. States with More Cows than People | 0 | - | 4.74 | 47,181 |
| U.S. States by Coldest Recorded Temperature | 0 | - | 4.51 | 66,333 |
| U.S. States with the Highest HDI | 0 | - | 4.08 | 24,773 |
| States of Origin - American Popular Music | 0 | - | 4.22 | 10,642 |
| U.S. States with Spanish Names | 0 | - | 4.50 | 87,581 |
| Top 10 U.S. States With the Most Tornadoes | 0 | - | 4.53 | 64,594 |
| Top 10 Least Religious U.S. States | 0 | - | 4.51 | 34,187 |
| Top 10 U.S. States by Public Transit | 0 | - | 4.77 | 63,560 |
| Top 10 U.S. States with the Most Precipitation | 0 | - | 4.46 | 41,624 |
| American Geography Quiz for Dummies | 0 | - | 4.41 | 68,914 |
| U.S. Cities with the Highest Murder Rate | 0 | - | 4.55 | 138,069 |
| Random U.S. City to State | 0 | - | 4.45 | 75,648 |
| Name a Valid U.S. City over 100,000 | 0 | - | 4.42 | 40,103 |
| Richest Metro Areas in the U.S. | 0 | - | 4.42 | 43,434 |
| South America Capitals Quiz | 0 | - | 5.00 | 479,107 |
| Countries Closest to the U. S. | 0 | - | 4.41 | 208,430 |
| U.S. Geography by Letter - B | 0 | - | 4.53 | 68,968 |
| U.S. Geography by Letter - S | 0 | - | 4.55 | 52,458 |
| 10 Closest Megacities to New York City | 0 | - | 4.52 | 67,245 |
| U.S. State Symbols | 0 | - | 4.38 | 24,277 |
| U.S. States along the Atlantic and Gulf Coast | 0 | - | 4.39 | 28,847 |
| U.S. States Without Individual Income Tax | 0 | - | 4.29 | 28,471 |
| U.S. States with the Most Billionaires | 0 | - | 4.51 | 50,229 |
| Events by U.S. State #2 | 0 | - | 4.27 | 18,573 |
| Top 10 U.S. States Taller than Wide | 0 | - | 4.05 | 13,549 |
| Top 10 U.S. States Wider than Tall | 0 | - | 4.29 | 14,877 |
| U.S. Panhandles | 0 | - | 4.21 | 27,100 |
| Top 10 Happiest U.S. States | 0 | - | 4.34 | 19,751 |
| U.S. States with a Unique Last Letter | 0 | - | 4.17 | 21,606 |
| Hated U.S. States | 0 | - | 4.16 | 14,181 |
| U.S. States by Haiku | 0 | - | 4.20 | 13,104 |
| 50 States, 50 Cities - Hard Version | 0 | - | 4.46 | 44,079 |
| US State Capitals by Proximity in 30 Seconds | 0 | - | 4.17 | 129,078 |
| US State Capitals by First Two Letters in 45 seconds | 0 | - | 4.09 | 58,087 |
| U.S State Capitals on the Sea | 0 | - | 4.53 | 26,150 |
| American Countries with the Shortest Names | 0 | - | 4.96 | 120,717 |
| The Only American Country ... | 0 | - | 4.92 | 121,158 |
| Belize Country Quiz | 0 | - | 4.85 | 20,876 |
| Saint Vincent and the Grenadines Country Quiz | 0 | - | 4.88 | 19,114 |
| U.S. States that Start with M - Shape Quiz | 0 | - | 4.94 | 57,862 |
| U.S. Cities with the Most International Tourists | 0 | - | 4.88 | 75,157 |
| U.S. State Border Crossings | 0 | - | 4.97 | 96,197 |
| Win the U.S. Presidential Election | 0 | - | 4.80 | 622,174 |
| Movies by State | 0 | - | 4.27 | 40,491 |
| Cities in U.S. History #1 | 0 | - | 4.31 | 45,315 |
| World Capitals by First Two Letters in 90 Seconds | 0 | - | 4.35 | 246,155 |
| U.S. State Capitals with the Highest Elevation | 0 | - | 4.56 | 22,586 |
| Top 10 Most Remote U.S. State Capitals | 0 | - | 4.40 | 32,192 |
| U.S. State Capitals Furthest from the Sea | 0 | - | 4.48 | 26,027 |
| U.S. Suburbs Quiz | 0 | - | 4.47 | 18,366 |
| Boroughs of New York City | 0 | - | 4.47 | 84,321 |
| Top 10 Biggest Economies in the Americas | 0 | - | 4.93 | 91,447 |
| Dominica Country Quiz | 0 | - | 4.81 | 19,743 |
| Brazil States Map Quiz | 0 | - | 4.85 | 47,639 |
| Random Sequential U.S. States on a Map | 0 | - | 4.99 | 233,795 |
| Largest United States Airlines | 0 | - | 4.39 | 54,920 |
| States of Brazil | 0 | - | 4.97 | 87,127 |
| All First-Level Subdivisions of South America on a Map | 0 | - | 4.92 | 53,367 |
| Most Valuable Crops by U.S. State | 0 | - | 4.40 | 39,005 |
| U.S. States by Hottest Recorded Temperature | 0 | - | 4.36 | 57,279 |
| U.S. States Richer than Their Neighbors | 0 | - | 4.43 | 27,299 |
| Top 10 U.S. States With the Most Endemic Species | 0 | - | 4.50 | 22,431 |
| U.S. States with the Most National Parks | 0 | - | 4.65 | 25,537 |
