| US States Quiz | 0 | - | 5.00 | 17,031,080 |
| US States with an Empty Map | 0 | - | 5.00 | 629,838 |
| States of the U.S. in Alphabetical Order | 0 | - | 4.98 | 368,970 |
| Draw All US State Borders | 0 | - | 4.99 | 141,701 |
| U.S. States or European Countries by Area | 0 | - | 4.95 | 97,463 |
| Louisiana Purchase with a Map | 0 | - | 4.96 | 49,491 |
| U.S. States or European Countries by Population | 0 | - | 4.97 | 134,672 |
| Name a Valid U.S. State #1 | 0 | - | 4.93 | 210,964 |
| Top 10 Most Native American U.S. States | 0 | - | 4.87 | 93,034 |
| The 13 Colonies Quiz | 0 | - | 4.97 | 119,243 |
| U.S. States with the Letter Y | 0 | - | 4.86 | 112,488 |
| 10 Southernmost U.S. States | 0 | - | 4.89 | 114,499 |
| U.S. States with Short Names | 0 | - | 4.91 | 150,580 |
| U.S. States that Start with M | 0 | - | 4.94 | 188,643 |
| U.S. States By Population | 0 | - | 4.92 | 154,302 |
| U.S. States that Start with N | 0 | - | 4.95 | 172,427 |
| U.S. States with Longest Names | 0 | - | 4.85 | 45,015 |
| U.S. States with a Unique First Letter | 0 | - | 4.96 | 89,015 |
| 10 Westernmost U.S. States | 0 | - | 4.95 | 64,619 |
| The Only Remaining U.S. State . . . | 0 | - | 4.93 | 66,247 |
| Top 10 Least Populous U.S. States | 0 | - | 4.94 | 192,871 |
| Top 10 Most Populous U.S. States | 0 | - | 4.97 | 178,828 |
| Midwestern States of the U.S. | 0 | - | 4.88 | 14,236 |
| U.S. States with the Lowest Population Density | 0 | - | 4.92 | 94,483 |
| U.S. States with the Highest Percentage of Farmland | 0 | - | 4.80 | 65,700 |
| U.S. States with the Lowest Percentage of Farmland | 0 | - | 4.70 | 61,601 |
| US State Capitals Quiz - No Hints | 0 | - | 4.98 | 95,871 |
| 10 Westernmost U.S. State Capitals | 0 | - | 4.90 | 48,388 |
| Top 10 Most-Visited U.S. States | 0 | - | 4.90 | 102,613 |
| Draw All US State Borders - Extreme | 0 | - | 4.99 | 79,554 |
| U.S. States with the Most Immigrants | 0 | - | 4.85 | 83,137 |
| U.S. State Capitals Map Quiz | 0 | - | 4.93 | 151,443 |
| Great Plains States and Provinces on a Map | 0 | - | 4.95 | 50,325 |
| Top 10 Coldest U.S. States | 0 | - | 4.94 | 126,101 |
| Top 10 Hottest U.S. States | 0 | - | 4.86 | 126,752 |
| Top 10 U.S. States with the Least Precipitation | 0 | - | 4.83 | 62,303 |
| Most-Visited U.S. Cities | 0 | - | 4.85 | 95,373 |
| Every U.S. Metro Area on a Map | 0 | - | 4.97 | 83,525 |
| Total United States Immigration by Country | 0 | - | 4.91 | 112,612 |
| "Do Not Travel" Countries for U.S. Citizens | 0 | - | 4.97 | 247,207 |
| Name the U.S. National Parks | 0 | - | 4.86 | 60,628 |
| All 3,143 Counties of the United States on a Map | 0 | - | 4.97 | 336,504 |
| U.S. States with the Longest International Borders | 0 | - | 4.78 | 45,992 |
| Longest U.S. State Borders | 0 | - | 4.69 | 40,215 |
| U.S. States with the Fewest Immigrants | 0 | - | 4.64 | 66,192 |
| U.S. License Plates Picture Quiz | 0 | - | 4.61 | 53,205 |
| U.S. State Capitals Quiz | 0 | - | 5.00 | 1,701,138 |
| Most-Visited Countries by Americans | 0 | - | 4.86 | 110,803 |
| Countries that Visit the United States the Most | 0 | - | 4.96 | 92,652 |
| Pixelated United States Map | 0 | - | 4.89 | 95,027 |
| States and Provinces that touch the Rocky Mountains | 0 | - | 4.43 | 32,576 |
| New England States | 0 | - | 4.51 | 59,916 |
| U.S. States by Land Area | 0 | - | 4.55 | 53,124 |
| Top 10 U.S. States by Inland Water Area | 0 | - | 4.53 | 38,141 |
| Add a Letter - Make a U.S. State | 0 | - | 4.70 | 83,252 |
| 10 U.S. States With The Highest Murder Rates | 0 | - | 4.47 | 54,946 |
| 10 U.S. States With The Lowest Murder Rates | 0 | - | 4.48 | 53,144 |
| Top 10 Widest U.S. States East to West | 0 | - | 4.70 | 56,352 |
| Top 10 Tallest U.S. States North to South | 0 | - | 4.75 | 41,200 |
| U.S. States by Borders | 0 | - | 4.61 | 35,520 |
| Name a Valid U.S. State #2 | 0 | - | 4.63 | 77,509 |
| Save Americans by Guessing U.S. States | 0 | - | 4.61 | 189,409 |
| Name a Valid U.S. State #3 | 0 | - | 4.78 | 49,360 |
| 10 Easternmost U.S. States | 0 | - | 4.53 | 56,731 |
| The Only U.S. State ... #1 | 0 | - | 4.52 | 102,416 |
| U.S. State Superlatives #1 | 0 | - | 4.47 | 87,734 |
| U.S. State Superlatives #2 | 0 | - | 4.53 | 40,795 |
| Most Guessed U.S. Cities | 0 | - | 4.89 | 107,273 |
| U.S. Cities with the Biggest Economies | 0 | - | 4.83 | 73,663 |
| Countries Closest to United States by Continent | 0 | - | 4.99 | 147,449 |
| Countries that Beat the United States | 0 | - | 4.93 | 168,993 |
| 10 Longest Rivers in the United States | 0 | - | 4.86 | 39,477 |
| Fifty US States in One Minute | 0 | - | 4.61 | 3,559,392 |
| Word Scramble - U.S. States | 0 | - | 4.95 | 511,242 |
| Fastest Growing U.S. States Since 1960 | 0 | - | 4.48 | 76,384 |
| Regions of U.S. States | 0 | - | 4.37 | 44,283 |
| States, Provinces & Territories that Touch the Appalachian Mountains | 0 | - | 4.59 | 20,434 |
| U.S. States with the Lowest HDI | 0 | - | 4.47 | 28,949 |
| Which U.S. State - Multiple Choice | 0 | - | 4.48 | 20,390 |
| U.S. States by Unofficial Motto | 0 | - | 4.47 | 23,247 |
| U.S. States with the Highest Population Density | 0 | - | 4.47 | 68,520 |
| Capitals of Canadian Provinces | 0 | - | 4.85 | 89,870 |
| Mexico States Map Quiz | 0 | - | 4.85 | 105,830 |
| U.S. State Flags | 0 | - | 4.88 | 173,664 |
| States of Mexico | 0 | - | 4.96 | 178,916 |
| U.S. States that Border Canada | 0 | - | 4.91 | 187,174 |
| US States by Borders in 30 Seconds | 0 | - | 4.69 | 2,696,592 |
| U.S. States by First Two Letters in 30 Seconds | 0 | - | 4.70 | 1,400,407 |
| Last 10 U.S. States Alphabetically | 0 | - | 4.35 | 75,135 |
| Top 10 Least Populous U.S. State Capitals | 0 | - | 4.52 | 21,582 |
| Events by U.S. State #1 | 0 | - | 4.43 | 22,985 |
| Flyover States | 0 | - | 4.53 | 29,622 |
| U.S. States With Double Letters | 0 | - | 4.55 | 24,314 |
| U.S. States Bigger than Their Neighbors | 0 | - | 4.28 | 76,472 |
| U.S. States by Wikipedia Descriptions #1 | 0 | - | 4.57 | 39,484 |
| U.S. States by Wikipedia Descriptions #2 | 0 | - | 4.48 | 37,212 |
| Image to U.S State - Multiple Choice | 0 | - | 4.46 | 26,372 |
| A Superlative for Every U.S. State | 0 | - | 4.44 | 28,263 |
| U.S. States With No City Over 100,000 | 0 | - | 4.57 | 18,166 |
| US States and State Capitals | 0 | - | 4.99 | 166,153 |
| Most-Visited Countries by Canadians | 0 | - | 4.83 | 39,677 |
| Countries Closest to Canada | 0 | - | 4.91 | 199,710 |
| United States Map Quiz | 0 | - | 4.98 | 4,174,266 |
| Mexico Cities Map Quiz | 0 | - | 4.83 | 38,897 |
| U.S. States Closest to Tokyo | 0 | - | 4.89 | 61,510 |
| U.S. States or European Countries by GDP | 0 | - | 4.98 | 89,940 |
| Category Elimination - U.S. States #1 | 0 | - | 4.88 | 222,871 |
| Category Elimination - U.S. States #2 | 0 | - | 4.82 | 135,928 |
| Speed Capital to U.S. State | 0 | - | 4.46 | 114,685 |
| 10 Southernmost U.S. State Capitals | 0 | - | 4.51 | 39,203 |
| 10 Northernmost U.S. State Capitals | 0 | - | 4.57 | 35,921 |
| 10 Easternmost U.S. State Capitals | 0 | - | 4.50 | 34,826 |
| Random U.S. States on a Map | 0 | - | 4.96 | 631,500 |
| U.S. States with the Fewest Borders | 0 | - | 4.78 | 114,592 |
| U.S. States with the Most Borders | 0 | - | 4.53 | 62,389 |
| Walking Across U.S. State Borders with Hints | 0 | - | 4.75 | 35,141 |
| Top 10 U.S. States People are Leaving | 0 | - | 4.44 | 70,776 |
| Top 10 U.S. States People are Moving To | 0 | - | 4.74 | 64,267 |
| Top 10 U.S. States with the Highest Elevation | 0 | - | 4.51 | 68,002 |
| U.S. States with the Lowest Average Elevation | 0 | - | 4.55 | 38,588 |
| U.S. States With the Highest Average Elevation | 0 | - | 4.61 | 32,855 |
| U.S Cities by African-American Population | 0 | - | 4.42 | 95,678 |
| 1M Cities by Proximity - United States | 0 | - | 4.63 | 152,023 |
| Biggest Cities in a Strip of the United States Map | 0 | - | 4.74 | 41,304 |
| Cities on Route 66 on a Map | 0 | - | 4.53 | 33,366 |
| Top 10 Most Remote U.S. State Capitals | 0 | - | 4.41 | 32,344 |
| Top 10 Oldest U.S. State Capitals | 0 | - | 4.55 | 32,291 |
| Countries with American Expatriates | 0 | - | 4.53 | 42,702 |
| Countries that Beat Canada | 0 | - | 4.90 | 99,163 |
| United States Country Quiz | 0 | - | 4.43 | 102,387 |
| United States Landmarks Map Quiz | 0 | - | 4.55 | 40,301 |
| U.S. State Quarters Picture Quiz #1 | 0 | - | 4.45 | 52,929 |
| U.S. State Quarters Picture Quiz #2 | 0 | - | 4.75 | 38,573 |
| Flags of North and South America | 0 | - | 4.99 | 378,455 |
| Asian Countries Americans Travel to the Most | 0 | - | 4.75 | 60,271 |
| Busiest Air Routes from the U.S. | 0 | - | 4.46 | 77,116 |
| Mississippi River States Empty Map Quiz | 0 | - | 4.82 | 56,399 |
| Most Valuable Crops by U.S. State | 0 | - | 4.40 | 39,253 |
| Landmarks of U.S. States #2 | 0 | - | 4.22 | 18,490 |
| Landmarks of U.S. States #1 | 0 | - | 4.29 | 23,069 |
| U.S. States by Clue #1 | 0 | - | 4.50 | 45,424 |
| Confederate States of the U.S. Civil War | 0 | - | 4.91 | 129,759 |
| U.S. States with More Cows than People | 0 | - | 4.74 | 47,907 |
| U.S. States by Coldest Recorded Temperature | 0 | - | 4.52 | 66,777 |
| U.S. States with the Highest HDI | 0 | - | 4.08 | 24,865 |
| States of Origin - American Popular Music | 0 | - | 4.22 | 10,720 |
| U.S. States with Spanish Names | 0 | - | 4.49 | 88,370 |
| Top 10 U.S. States With the Most Tornadoes | 0 | - | 4.54 | 65,076 |
| Top 10 Least Religious U.S. States | 0 | - | 4.51 | 34,500 |
| Top 10 U.S. States by Public Transit | 0 | - | 4.74 | 64,115 |
| Top 10 U.S. States with the Most Precipitation | 0 | - | 4.46 | 41,856 |
| American Geography Quiz for Dummies | 0 | - | 4.41 | 69,502 |
| U.S. Cities with the Highest Murder Rate | 0 | - | 4.55 | 139,120 |
| Random U.S. City to State | 0 | - | 4.45 | 77,066 |
| Name a Valid U.S. City over 100,000 | 0 | - | 4.42 | 40,494 |
| Richest Metro Areas in the U.S. | 0 | - | 4.42 | 44,228 |
| South America Capitals Quiz | 0 | - | 5.00 | 485,870 |
| Countries Closest to the U. S. | 0 | - | 4.41 | 210,808 |
| Mexico True or False? | 0 | - | 4.89 | 49,080 |
| U.S. Geography by Letter - B | 0 | - | 4.54 | 70,177 |
| U.S. Geography by Letter - S | 0 | - | 4.55 | 58,638 |
| 10 Closest Megacities to New York City | 0 | - | 4.52 | 67,571 |
| U.S. State Symbols | 0 | - | 4.38 | 24,356 |
| U.S. States along the Atlantic and Gulf Coast | 0 | - | 4.39 | 28,886 |
| U.S. States Without Individual Income Tax | 0 | - | 4.29 | 28,569 |
| U.S. States with the Most Billionaires | 0 | - | 4.51 | 50,634 |
| Events by U.S. State #2 | 0 | - | 4.27 | 18,666 |
| Top 10 U.S. States Taller than Wide | 0 | - | 4.05 | 13,659 |
| Top 10 U.S. States Wider than Tall | 0 | - | 4.29 | 15,003 |
| U.S. Panhandles | 0 | - | 4.21 | 27,268 |
| Top 10 Happiest U.S. States | 0 | - | 4.34 | 19,836 |
| U.S. States with a Unique Last Letter | 0 | - | 4.14 | 21,712 |
| Hated U.S. States | 0 | - | 4.16 | 14,292 |
| U.S. States by Haiku | 0 | - | 4.24 | 17,959 |
| 50 States, 50 Cities - Hard Version | 0 | - | 4.46 | 44,493 |
| US State Capitals by Proximity in 30 Seconds | 0 | - | 4.17 | 129,942 |
| US State Capitals by First Two Letters in 45 seconds | 0 | - | 4.09 | 58,343 |
| U.S State Capitals on the Sea | 0 | - | 4.53 | 26,284 |
| American Countries with the Shortest Names | 0 | - | 4.97 | 121,812 |
| The Only American Country ... | 0 | - | 4.92 | 122,398 |
| Belize Country Quiz | 0 | - | 4.85 | 21,126 |
| Saint Vincent and the Grenadines Country Quiz | 0 | - | 4.88 | 19,325 |
| U.S. States that Start with M - Shape Quiz | 0 | - | 4.94 | 58,565 |
| U.S. Cities with the Most International Tourists | 0 | - | 4.88 | 76,108 |
| U.S. State Border Crossings | 0 | - | 4.97 | 96,987 |
| Win the U.S. Presidential Election | 0 | - | 4.79 | 637,768 |
| Movies by State | 0 | - | 4.27 | 40,622 |
| Cities in U.S. History #1 | 0 | - | 4.31 | 45,952 |
| World Capitals by First Two Letters in 90 Seconds | 0 | - | 4.34 | 247,225 |
| U.S. State Capitals with the Highest Elevation | 0 | - | 4.56 | 22,690 |
| U.S. State Capitals Furthest from the Sea | 0 | - | 4.49 | 26,138 |
| U.S. Suburbs Quiz | 0 | - | 4.47 | 18,454 |
| Boroughs of New York City | 0 | - | 4.47 | 85,455 |
| Top 10 Biggest Economies in the Americas | 0 | - | 4.94 | 92,992 |
| Dominica Country Quiz | 0 | - | 4.81 | 19,969 |
| Brazil States Map Quiz | 0 | - | 4.87 | 48,774 |
| Random Sequential U.S. States on a Map | 0 | - | 4.99 | 235,515 |
| Largest United States Airlines | 0 | - | 4.39 | 55,191 |
| States of Brazil | 0 | - | 4.98 | 90,127 |
| All First-Level Subdivisions of South America on a Map | 0 | - | 4.93 | 55,097 |
