| US States Quiz | 0 | - | 5.00 | 16,938,171 |
| States of the U.S. in Alphabetical Order | 0 | - | 4.98 | 368,000 |
| The 13 Colonies Quiz | 0 | - | 4.97 | 118,608 |
| U.S. States with the Letter Y | 0 | - | 4.85 | 111,827 |
| 10 Southernmost U.S. States | 0 | - | 4.89 | 113,825 |
| U.S. States with Short Names | 0 | - | 4.91 | 149,459 |
| U.S. States that Start with M | 0 | - | 4.93 | 187,802 |
| U.S. States By Population | 0 | - | 4.92 | 153,831 |
| U.S. States that Start with N | 0 | - | 4.95 | 171,836 |
| U.S. States with Longest Names | 0 | - | 4.84 | 44,657 |
| U.S. States with a Unique First Letter | 0 | - | 4.96 | 88,605 |
| 10 Westernmost U.S. States | 0 | - | 4.95 | 64,377 |
| The Only Remaining U.S. State . . . | 0 | - | 4.93 | 65,863 |
| Draw All US State Borders | 0 | - | 4.99 | 139,191 |
| U.S. States or European Countries by Area | 0 | - | 4.95 | 96,554 |
| Louisiana Purchase with a Map | 0 | - | 4.96 | 48,951 |
| U.S. States or European Countries by Population | 0 | - | 4.97 | 133,674 |
| US States with an Empty Map | 0 | - | 5.00 | 626,638 |
| Top 10 Least Populous U.S. States | 0 | - | 4.94 | 192,088 |
| Top 10 Most Populous U.S. States | 0 | - | 4.97 | 176,795 |
| Midwestern States of the U.S. | 0 | - | 4.88 | 13,982 |
| Name a Valid U.S. State #1 | 0 | - | 4.93 | 209,704 |
| U.S. States with the Lowest Population Density | 0 | - | 4.92 | 93,997 |
| Top 10 Most Native American U.S. States | 0 | - | 4.87 | 92,457 |
| US State Capitals Quiz - No Hints | 0 | - | 4.98 | 95,385 |
| 10 Westernmost U.S. State Capitals | 0 | - | 4.90 | 48,218 |
| Top 10 Most-Visited U.S. States | 0 | - | 4.90 | 102,029 |
| U.S. States with the Most Immigrants | 0 | - | 4.85 | 82,663 |
| U.S. States by Land Area | 0 | - | 4.63 | 52,938 |
| Top 10 U.S. States by Inland Water Area | 0 | - | 4.53 | 38,058 |
| Add a Letter - Make a U.S. State | 0 | - | 4.70 | 82,969 |
| Top 10 Widest U.S. States East to West | 0 | - | 4.70 | 56,159 |
| Top 10 Tallest U.S. States North to South | 0 | - | 4.74 | 41,039 |
| U.S. States by Borders | 0 | - | 4.62 | 35,401 |
| Save Americans by Guessing U.S. States | 0 | - | 4.61 | 187,055 |
| 10 Easternmost U.S. States | 0 | - | 4.53 | 56,596 |
| The Only U.S. State ... #1 | 0 | - | 4.52 | 102,195 |
| Most-Visited U.S. Cities | 0 | - | 4.85 | 94,389 |
| Every U.S. Metro Area on a Map | 0 | - | 4.97 | 82,172 |
| Total United States Immigration by Country | 0 | - | 4.91 | 111,991 |
| "Do Not Travel" Countries for U.S. Citizens | 0 | - | 4.97 | 245,268 |
| Name the U.S. National Parks | 0 | - | 4.86 | 60,206 |
| U.S. States with the Longest International Borders | 0 | - | 4.78 | 45,877 |
| Longest U.S. State Borders | 0 | - | 4.67 | 39,992 |
| U.S. States with the Fewest Immigrants | 0 | - | 4.63 | 65,934 |
| U.S. States with the Highest Percentage of Farmland | 0 | - | 4.80 | 65,555 |
| U.S. States with the Lowest Percentage of Farmland | 0 | - | 4.74 | 55,265 |
| U.S. License Plates Picture Quiz | 0 | - | 4.61 | 53,026 |
| All 3,143 Counties of the United States on a Map | 0 | - | 4.97 | 333,779 |
| Most-Visited Countries by Americans | 0 | - | 4.86 | 110,078 |
| Countries that Visit the United States the Most | 0 | - | 4.96 | 92,099 |
| Pixelated United States Map | 0 | - | 4.88 | 94,540 |
| U.S. State Superlatives #1 | 0 | - | 4.47 | 87,608 |
| U.S. State Superlatives #2 | 0 | - | 4.53 | 40,694 |
| Last 10 U.S. States Alphabetically | 0 | - | 4.35 | 74,945 |
| Top 10 Least Populous U.S. State Capitals | 0 | - | 4.52 | 21,549 |
| Flyover States | 0 | - | 4.52 | 29,553 |
| U.S. States With Double Letters | 0 | - | 4.55 | 24,199 |
| U.S. States Bigger than Their Neighbors | 0 | - | 4.28 | 76,298 |
| Fastest Growing U.S. States Since 1960 | 0 | - | 4.48 | 76,237 |
| Most Guessed U.S. Cities | 0 | - | 4.89 | 106,545 |
| U.S. Cities with the Biggest Economies | 0 | - | 4.83 | 73,070 |
| Countries Closest to United States by Continent | 0 | - | 4.99 | 146,825 |
| Countries that Beat the United States | 0 | - | 4.93 | 168,009 |
| 10 Longest Rivers in the United States | 0 | - | 4.85 | 39,281 |
| Word Scramble - U.S. States | 0 | - | 4.95 | 508,397 |
| U.S. State Capitals Map Quiz | 0 | - | 4.93 | 145,036 |
| Regions of U.S. States | 0 | - | 4.37 | 44,034 |
| Great Plains States and Provinces on a Map | 0 | - | 4.95 | 49,759 |
| 10 U.S. States with the Most Valuable Crops | 0 | - | 4.41 | 29,609 |
| States, Provinces & Territories that Touch the Appalachian Mountains | 0 | - | 4.59 | 20,403 |
| U.S. States with the Lowest HDI | 0 | - | 4.47 | 28,888 |
| Which U.S. State - Multiple Choice | 0 | - | 4.48 | 20,332 |
| U.S. States by Unofficial Motto | 0 | - | 4.47 | 23,168 |
| Top 10 Coldest U.S. States | 0 | - | 4.94 | 125,433 |
| Top 10 Hottest U.S. States | 0 | - | 4.86 | 126,081 |
| Top 10 U.S. States with the Least Precipitation | 0 | - | 4.82 | 62,061 |
| Capitals of Canadian Provinces | 0 | - | 4.85 | 89,351 |
| Mexico States Map Quiz | 0 | - | 4.84 | 105,308 |
| States of Mexico | 0 | - | 4.96 | 177,178 |
| States and Provinces that touch the Rocky Mountains | 0 | - | 4.43 | 32,529 |
| 10 U.S. States With The Highest Murder Rates | 0 | - | 4.47 | 54,616 |
| 10 U.S. States With The Lowest Murder Rates | 0 | - | 4.48 | 52,391 |
| Name a Valid U.S. State #2 | 0 | - | 4.63 | 77,211 |
| Name a Valid U.S. State #3 | 0 | - | 4.78 | 49,143 |
| A Superlative for Every U.S. State | 0 | - | 4.44 | 28,137 |
| U.S. States with the Highest Population Density | 0 | - | 4.47 | 68,428 |
| U.S. States With No City Over 100,000 | 0 | - | 4.57 | 18,060 |
| United States Map Quiz | 0 | - | 4.98 | 4,165,333 |
| U.S. State Flags | 0 | - | 4.89 | 171,692 |
| U.S. States that Border Canada | 0 | - | 4.91 | 185,849 |
| U.S. States by Wikipedia Descriptions #1 | 0 | - | 4.57 | 39,406 |
| U.S. States by Wikipedia Descriptions #2 | 0 | - | 4.48 | 37,145 |
| 50 States, 50 Cities - Hard Version | 0 | - | 4.46 | 44,293 |
| Speed Capital to U.S. State | 0 | - | 4.45 | 114,192 |
| 10 Southernmost U.S. State Capitals | 0 | - | 4.51 | 39,088 |
| 10 Northernmost U.S. State Capitals | 0 | - | 4.57 | 35,824 |
| 10 Easternmost U.S. State Capitals | 0 | - | 4.50 | 34,739 |
| US States and State Capitals | 0 | - | 4.99 | 163,941 |
| Most-Visited Countries by Canadians | 0 | - | 4.83 | 39,493 |
| Countries Closest to Canada | 0 | - | 4.91 | 198,727 |
| Mexico Cities Map Quiz | 0 | - | 4.83 | 38,729 |
| U.S. States with the Fewest Borders | 0 | - | 4.78 | 114,038 |
| U.S. States with the Most Borders | 0 | - | 4.53 | 62,334 |
| Walking Across U.S. State Borders with Hints | 0 | - | 4.74 | 35,090 |
| Top 10 U.S. States People are Leaving | 0 | - | 4.42 | 59,602 |
| Top 10 U.S. States People are Moving To | 0 | - | 4.74 | 63,944 |
| U.S. States or European Countries by GDP | 0 | - | 4.98 | 89,338 |
| Top 10 U.S. States with the Highest Elevation | 0 | - | 4.51 | 67,922 |
| U.S. States with the Lowest Average Elevation | 0 | - | 4.55 | 38,539 |
| U.S. States With the Highest Average Elevation | 0 | - | 4.61 | 32,806 |
| Fifty US States in One Minute | 0 | - | 4.61 | 3,547,627 |
| U.S. State Symbols | 0 | - | 4.38 | 24,328 |
| U.S. States along the Atlantic and Gulf Coast | 0 | - | 4.39 | 28,872 |
| U.S. States Without Individual Income Tax | 0 | - | 4.29 | 28,538 |
| 10 Northernmost U.S. States | 0 | - | 4.90 | 82,840 |
| Top 10 U.S. States Taller than Wide | 0 | - | 4.05 | 13,603 |
| Top 10 U.S. States Wider than Tall | 0 | - | 4.29 | 14,945 |
| Category Elimination - U.S. States #1 | 0 | - | 4.88 | 221,678 |
| Category Elimination - U.S. States #2 | 0 | - | 4.82 | 134,814 |
| U.S. Panhandles | 0 | - | 4.21 | 27,203 |
| Top 10 Happiest U.S. States | 0 | - | 4.34 | 19,802 |
| U.S. States with a Unique Last Letter | 0 | - | 4.14 | 21,695 |
| Hated U.S. States | 0 | - | 4.16 | 14,242 |
| U.S. States by Haiku | 0 | - | 4.20 | 13,146 |
| Top 10 Largest U.S. States by Area | 0 | - | 4.95 | 160,373 |
| Top 10 Smallest U.S. States by Area | 0 | - | 4.98 | 177,996 |
| Top 10 Poorest U.S. States by Median Income | 0 | - | 4.86 | 125,473 |
| U.S. States with the Highest Percentage of Hispanics | 0 | - | 4.85 | 69,709 |
| Top 10 Newest U.S. States | 0 | - | 4.85 | 86,491 |
| Top 10 U.S. States Where the Rent is Too Dang High | 0 | - | 4.85 | 67,801 |
| U.S. State Capitals Quiz | 0 | - | 5.00 | 1,694,441 |
| Countries that Beat Canada | 0 | - | 4.91 | 98,656 |
| Random U.S. States on a Map | 0 | - | 4.96 | 628,498 |
| Flags of North and South America | 0 | - | 4.99 | 374,998 |
| Top Producing U.S. States | 0 | - | 4.24 | 31,211 |
| Landmarks of U.S. States #2 | 0 | - | 4.22 | 18,462 |
| Landmarks of U.S. States #1 | 0 | - | 4.29 | 23,035 |
| U.S. States with the Highest HDI | 0 | - | 4.08 | 24,821 |
| States of Origin - American Popular Music | 0 | - | 4.22 | 10,690 |
| U.S Cities by African-American Population | 0 | - | 4.42 | 95,463 |
| 1M Cities by Proximity - United States | 0 | - | 4.63 | 151,398 |
| Biggest Cities in a Strip of the United States Map | 0 | - | 4.74 | 41,090 |
| Cities on Route 66 on a Map | 0 | - | 4.53 | 33,207 |
| Countries with American Expatriates | 0 | - | 4.53 | 42,630 |
| United States Country Quiz | 0 | - | 4.43 | 101,849 |
| United States Landmarks Map Quiz | 0 | - | 4.55 | 40,231 |
| Asian Countries Americans Travel to the Most | 0 | - | 4.75 | 60,099 |
| Busiest Air Routes from the U.S. | 0 | - | 4.46 | 76,990 |
| Mississippi River States Empty Map Quiz | 0 | - | 4.82 | 56,114 |
| Confederate States of the U.S. Civil War | 0 | - | 4.91 | 129,459 |
| Events by U.S. State #1 | 0 | - | 4.43 | 22,942 |
| 50 States, 50 Cities - Easy Version | 0 | - | 4.39 | 128,548 |
| American Geography Quiz for Dummies | 0 | - | 4.41 | 69,283 |
| U.S. Cities with the Highest Murder Rate | 0 | - | 4.55 | 138,843 |
| Random U.S. City to State | 0 | - | 4.45 | 76,660 |
| Name a Valid U.S. City over 100,000 | 0 | - | 4.42 | 40,357 |
| Richest Metro Areas in the U.S. | 0 | - | 4.42 | 43,933 |
| South America Capitals Quiz | 0 | - | 5.00 | 483,230 |
| Countries Closest to the U. S. | 0 | - | 4.41 | 210,015 |
| US States by Borders in 30 Seconds | 0 | - | 4.68 | 2,687,323 |
| U.S. Geography by Letter - B | 0 | - | 4.53 | 69,760 |
| U.S. Geography by Letter - S | 0 | - | 4.55 | 53,210 |
| 10 Closest Megacities to New York City | 0 | - | 4.52 | 67,446 |
| U.S. States by First Two Letters in 30 Seconds | 0 | - | 4.70 | 1,395,334 |
| US State Capitals by Proximity in 30 Seconds | 0 | - | 4.17 | 129,543 |
| US State Capitals by First Two Letters in 45 seconds | 0 | - | 4.09 | 58,198 |
| U.S State Capitals on the Sea | 0 | - | 4.53 | 26,229 |
| Boroughs of New York City | 0 | - | 4.47 | 84,802 |
| American Countries with the Shortest Names | 0 | - | 4.96 | 121,378 |
| The Only American Country ... | 0 | - | 4.92 | 121,922 |
| Belize Country Quiz | 0 | - | 4.85 | 21,028 |
| Saint Vincent and the Grenadines Country Quiz | 0 | - | 4.88 | 19,263 |
| U.S. Cities with the Most International Tourists | 0 | - | 4.88 | 75,695 |
| U.S. State Border Crossings | 0 | - | 4.97 | 96,676 |
| Win the U.S. Presidential Election | 0 | - | 4.78 | 631,348 |
| Movies by State | 0 | - | 4.27 | 40,581 |
| Cities in U.S. History #1 | 0 | - | 4.31 | 45,480 |
| World Capitals by First Two Letters in 90 Seconds | 0 | - | 4.35 | 246,618 |
| U.S. Suburbs Quiz | 0 | - | 4.47 | 18,418 |
| Top 10 Biggest Economies in the Americas | 0 | - | 4.94 | 92,502 |
| Dominica Country Quiz | 0 | - | 4.81 | 19,881 |
| Brazil States Map Quiz | 0 | - | 4.86 | 48,339 |
| Europe Map Quiz | 0 | - | 5.00 | 4,775,471 |
| Random Sequential U.S. States on a Map | 0 | - | 4.99 | 234,870 |
| Largest United States Airlines | 0 | - | 4.39 | 55,093 |
| States of Brazil | 0 | - | 4.97 | 88,918 |
| All First-Level Subdivisions of South America on a Map | 0 | - | 4.92 | 54,329 |
| Biggest Cities in the U.S. - Extreme | 0 | - | 4.95 | 159,691 |
| 15 Largest Cities in North America With a Map | 0 | - | 4.98 | 47,677 |
| Biggest Cities in Each U.S. State - Extreme | 0 | - | 4.90 | 83,546 |
| 10 Biggest Cities by U.S. State | 0 | - | 4.95 | 42,161 |
| 500 Biggest U.S. Urban Areas | 0 | - | 4.90 | 117,676 |
| 100 Biggest Cities in North America on a Map | 0 | - | 4.84 | 62,632 |
| U.S. Cities Chain | 0 | - | 4.21 | 35,611 |
| ALL California Cities | 0 | - | 4.37 | 43,150 |
| U.S. Cities with the Least Precipitation | 0 | - | 4.42 | 12,473 |
| South American Capitals - Map Quiz | 0 | - | 4.98 | 130,919 |
| Top 10 Oldest U.S. State Capitals | 0 | - | 4.55 | 32,130 |
| Top 10 American Countries by Coastline | 0 | - | 4.96 | 88,501 |
