| US States Quiz | 0 | - | 5.00 | 17,011,465 |
| States of the U.S. in Alphabetical Order | 0 | - | 4.98 | 368,804 |
| The 13 Colonies Quiz | 0 | - | 4.97 | 119,138 |
| U.S. States with the Letter Y | 0 | - | 4.86 | 112,369 |
| 10 Southernmost U.S. States | 0 | - | 4.89 | 114,398 |
| U.S. States with Short Names | 0 | - | 4.91 | 150,449 |
| U.S. States that Start with M | 0 | - | 4.93 | 188,480 |
| U.S. States By Population | 0 | - | 4.92 | 154,211 |
| U.S. States that Start with N | 0 | - | 4.95 | 172,320 |
| U.S. States with Longest Names | 0 | - | 4.85 | 44,941 |
| U.S. States with a Unique First Letter | 0 | - | 4.96 | 88,931 |
| 10 Westernmost U.S. States | 0 | - | 4.95 | 64,570 |
| The Only Remaining U.S. State . . . | 0 | - | 4.93 | 66,165 |
| Draw All US State Borders | 0 | - | 4.99 | 141,309 |
| U.S. States or European Countries by Area | 0 | - | 4.95 | 97,305 |
| Louisiana Purchase with a Map | 0 | - | 4.96 | 49,399 |
| U.S. States or European Countries by Population | 0 | - | 4.97 | 134,512 |
| US States with an Empty Map | 0 | - | 5.00 | 629,226 |
| Top 10 Least Populous U.S. States | 0 | - | 4.94 | 192,739 |
| Top 10 Most Populous U.S. States | 0 | - | 4.97 | 178,424 |
| Midwestern States of the U.S. | 0 | - | 4.88 | 14,191 |
| Name a Valid U.S. State #1 | 0 | - | 4.93 | 210,709 |
| U.S. States with the Lowest Population Density | 0 | - | 4.92 | 94,438 |
| Top 10 Most Native American U.S. States | 0 | - | 4.87 | 92,936 |
| US State Capitals Quiz - No Hints | 0 | - | 4.98 | 95,784 |
| 10 Westernmost U.S. State Capitals | 0 | - | 4.90 | 48,359 |
| Top 10 Most-Visited U.S. States | 0 | - | 4.90 | 102,543 |
| U.S. States with the Most Immigrants | 0 | - | 4.85 | 83,075 |
| New England States | 0 | - | 4.51 | 59,906 |
| U.S. States by Land Area | 0 | - | 4.55 | 53,094 |
| Top 10 U.S. States by Inland Water Area | 0 | - | 4.53 | 38,129 |
| Add a Letter - Make a U.S. State | 0 | - | 4.70 | 83,193 |
| Top 10 Widest U.S. States East to West | 0 | - | 4.70 | 56,311 |
| Top 10 Tallest U.S. States North to South | 0 | - | 4.75 | 41,168 |
| U.S. States by Borders | 0 | - | 4.62 | 35,501 |
| Save Americans by Guessing U.S. States | 0 | - | 4.61 | 189,106 |
| 10 Easternmost U.S. States | 0 | - | 4.53 | 56,705 |
| The Only U.S. State ... #1 | 0 | - | 4.52 | 102,374 |
| Most-Visited U.S. Cities | 0 | - | 4.85 | 95,172 |
| Every U.S. Metro Area on a Map | 0 | - | 4.97 | 83,285 |
| Total United States Immigration by Country | 0 | - | 4.91 | 112,494 |
| "Do Not Travel" Countries for U.S. Citizens | 0 | - | 4.97 | 246,807 |
| Name the U.S. National Parks | 0 | - | 4.86 | 60,545 |
| U.S. States with the Longest International Borders | 0 | - | 4.78 | 45,971 |
| Longest U.S. State Borders | 0 | - | 4.69 | 40,172 |
| U.S. States with the Fewest Immigrants | 0 | - | 4.64 | 66,140 |
| U.S. States with the Highest Percentage of Farmland | 0 | - | 4.80 | 65,673 |
| U.S. States with the Lowest Percentage of Farmland | 0 | - | 4.70 | 61,382 |
| U.S. License Plates Picture Quiz | 0 | - | 4.61 | 53,171 |
| All 3,143 Counties of the United States on a Map | 0 | - | 4.97 | 335,920 |
| Most-Visited Countries by Americans | 0 | - | 4.86 | 110,655 |
| Countries that Visit the United States the Most | 0 | - | 4.96 | 92,524 |
| Pixelated United States Map | 0 | - | 4.89 | 94,880 |
| U.S. State Superlatives #1 | 0 | - | 4.47 | 87,699 |
| U.S. State Superlatives #2 | 0 | - | 4.53 | 40,772 |
| Last 10 U.S. States Alphabetically | 0 | - | 4.35 | 75,078 |
| Top 10 Least Populous U.S. State Capitals | 0 | - | 4.52 | 21,576 |
| Flyover States | 0 | - | 4.53 | 29,604 |
| U.S. States With Double Letters | 0 | - | 4.55 | 24,283 |
| U.S. States Bigger than Their Neighbors | 0 | - | 4.28 | 76,441 |
| Fastest Growing U.S. States Since 1960 | 0 | - | 4.48 | 76,354 |
| Most Guessed U.S. Cities | 0 | - | 4.89 | 107,128 |
| U.S. Cities with the Biggest Economies | 0 | - | 4.83 | 73,544 |
| Countries Closest to United States by Continent | 0 | - | 4.99 | 147,325 |
| Countries that Beat the United States | 0 | - | 4.93 | 168,793 |
| 10 Longest Rivers in the United States | 0 | - | 4.85 | 39,421 |
| Word Scramble - U.S. States | 0 | - | 4.95 | 510,618 |
| U.S. State Capitals Map Quiz | 0 | - | 4.93 | 151,262 |
| Regions of U.S. States | 0 | - | 4.37 | 44,227 |
| Great Plains States and Provinces on a Map | 0 | - | 4.95 | 50,188 |
| 10 U.S. States with the Most Valuable Crops | 0 | - | 4.41 | 29,637 |
| States, Provinces & Territories that Touch the Appalachian Mountains | 0 | - | 4.59 | 20,429 |
| U.S. States with the Lowest HDI | 0 | - | 4.47 | 28,940 |
| Which U.S. State - Multiple Choice | 0 | - | 4.48 | 20,378 |
| U.S. States by Unofficial Motto | 0 | - | 4.47 | 23,235 |
| Top 10 Coldest U.S. States | 0 | - | 4.94 | 125,944 |
| Top 10 Hottest U.S. States | 0 | - | 4.86 | 126,597 |
| Top 10 U.S. States with the Least Precipitation | 0 | - | 4.83 | 62,241 |
| Capitals of Canadian Provinces | 0 | - | 4.85 | 89,741 |
| Mexico States Map Quiz | 0 | - | 4.85 | 105,731 |
| States of Mexico | 0 | - | 4.96 | 178,511 |
| States and Provinces that touch the Rocky Mountains | 0 | - | 4.43 | 32,571 |
| 10 U.S. States With The Highest Murder Rates | 0 | - | 4.47 | 54,875 |
| 10 U.S. States With The Lowest Murder Rates | 0 | - | 4.48 | 53,069 |
| Name a Valid U.S. State #2 | 0 | - | 4.63 | 77,432 |
| Name a Valid U.S. State #3 | 0 | - | 4.78 | 49,328 |
| A Superlative for Every U.S. State | 0 | - | 4.44 | 28,237 |
| U.S. States with the Highest Population Density | 0 | - | 4.47 | 68,503 |
| U.S. States With No City Over 100,000 | 0 | - | 4.57 | 18,146 |
| United States Map Quiz | 0 | - | 4.98 | 4,172,690 |
| U.S. State Flags | 0 | - | 4.89 | 173,237 |
| U.S. States that Border Canada | 0 | - | 4.91 | 186,885 |
| U.S. States by Wikipedia Descriptions #1 | 0 | - | 4.57 | 39,473 |
| U.S. States by Wikipedia Descriptions #2 | 0 | - | 4.48 | 37,197 |
| 50 States, 50 Cities - Hard Version | 0 | - | 4.46 | 44,467 |
| Speed Capital to U.S. State | 0 | - | 4.46 | 114,644 |
| 10 Southernmost U.S. State Capitals | 0 | - | 4.51 | 39,183 |
| 10 Northernmost U.S. State Capitals | 0 | - | 4.57 | 35,903 |
| 10 Easternmost U.S. State Capitals | 0 | - | 4.50 | 34,807 |
| US States and State Capitals | 0 | - | 4.99 | 165,742 |
| Most-Visited Countries by Canadians | 0 | - | 4.83 | 39,646 |
| Countries Closest to Canada | 0 | - | 4.91 | 199,579 |
| Mexico Cities Map Quiz | 0 | - | 4.83 | 38,843 |
| U.S. States with the Fewest Borders | 0 | - | 4.78 | 114,437 |
| U.S. States with the Most Borders | 0 | - | 4.53 | 62,379 |
| Walking Across U.S. State Borders with Hints | 0 | - | 4.75 | 35,125 |
| Top 10 U.S. States People are Leaving | 0 | - | 4.44 | 70,679 |
| Top 10 U.S. States People are Moving To | 0 | - | 4.74 | 64,229 |
| U.S. States or European Countries by GDP | 0 | - | 4.98 | 89,822 |
| Top 10 U.S. States with the Highest Elevation | 0 | - | 4.51 | 67,992 |
| U.S. States with the Lowest Average Elevation | 0 | - | 4.55 | 38,579 |
| U.S. States With the Highest Average Elevation | 0 | - | 4.61 | 32,845 |
| Fifty US States in One Minute | 0 | - | 4.61 | 3,557,296 |
| U.S. State Symbols | 0 | - | 4.38 | 24,348 |
| U.S. States along the Atlantic and Gulf Coast | 0 | - | 4.39 | 28,883 |
| U.S. States Without Individual Income Tax | 0 | - | 4.29 | 28,562 |
| 10 Northernmost U.S. States | 0 | - | 4.90 | 83,140 |
| Top 10 U.S. States Taller than Wide | 0 | - | 4.05 | 13,645 |
| Top 10 U.S. States Wider than Tall | 0 | - | 4.29 | 14,991 |
| Category Elimination - U.S. States #1 | 0 | - | 4.88 | 222,624 |
| Category Elimination - U.S. States #2 | 0 | - | 4.82 | 135,725 |
| U.S. Panhandles | 0 | - | 4.21 | 27,256 |
| Top 10 Happiest U.S. States | 0 | - | 4.34 | 19,829 |
| U.S. States with a Unique Last Letter | 0 | - | 4.14 | 21,709 |
| Hated U.S. States | 0 | - | 4.16 | 14,284 |
| U.S. States by Haiku | 0 | - | 4.24 | 17,932 |
| Top 10 Largest U.S. States by Area | 0 | - | 4.95 | 161,125 |
| Top 10 Smallest U.S. States by Area | 0 | - | 4.98 | 178,287 |
| Top 10 Poorest U.S. States by Median Income | 0 | - | 4.86 | 125,733 |
| U.S. States with the Highest Percentage of Hispanics | 0 | - | 4.85 | 69,856 |
| Top 10 Newest U.S. States | 0 | - | 4.85 | 86,695 |
| Top 10 U.S. States Where the Rent is Too Dang High | 0 | - | 4.85 | 68,027 |
| U.S. State Capitals Quiz | 0 | - | 5.00 | 1,699,839 |
| Countries that Beat Canada | 0 | - | 4.90 | 99,067 |
| Random U.S. States on a Map | 0 | - | 4.96 | 630,921 |
| Flags of North and South America | 0 | - | 4.99 | 377,608 |
| Top Producing U.S. States | 0 | - | 4.24 | 31,276 |
| Landmarks of U.S. States #2 | 0 | - | 4.22 | 18,487 |
| Landmarks of U.S. States #1 | 0 | - | 4.29 | 23,059 |
| U.S. States with the Highest HDI | 0 | - | 4.08 | 24,855 |
| States of Origin - American Popular Music | 0 | - | 4.22 | 10,715 |
| U.S Cities by African-American Population | 0 | - | 4.42 | 95,633 |
| 1M Cities by Proximity - United States | 0 | - | 4.63 | 151,913 |
| Biggest Cities in a Strip of the United States Map | 0 | - | 4.74 | 41,261 |
| Cities on Route 66 on a Map | 0 | - | 4.53 | 33,338 |
| Countries with American Expatriates | 0 | - | 4.53 | 42,684 |
| United States Country Quiz | 0 | - | 4.43 | 102,288 |
| United States Landmarks Map Quiz | 0 | - | 4.55 | 40,290 |
| Asian Countries Americans Travel to the Most | 0 | - | 4.75 | 60,236 |
| Busiest Air Routes from the U.S. | 0 | - | 4.46 | 77,087 |
| Mississippi River States Empty Map Quiz | 0 | - | 4.82 | 56,359 |
| Confederate States of the U.S. Civil War | 0 | - | 4.91 | 129,694 |
| Events by U.S. State #1 | 0 | - | 4.43 | 22,973 |
| Image to U.S State - Multiple Choice | 0 | - | 4.46 | 26,343 |
| 50 States, 50 Cities - Easy Version | 0 | - | 4.39 | 129,013 |
| American Geography Quiz for Dummies | 0 | - | 4.41 | 69,470 |
| U.S. Cities with the Highest Murder Rate | 0 | - | 4.55 | 139,059 |
| Random U.S. City to State | 0 | - | 4.45 | 76,983 |
| Name a Valid U.S. City over 100,000 | 0 | - | 4.42 | 40,465 |
| Richest Metro Areas in the U.S. | 0 | - | 4.42 | 44,170 |
| South America Capitals Quiz | 0 | - | 5.00 | 485,382 |
| Countries Closest to the U. S. | 0 | - | 4.41 | 210,646 |
| US States by Borders in 30 Seconds | 0 | - | 4.68 | 2,694,329 |
| U.S. Geography by Letter - B | 0 | - | 4.54 | 70,111 |
| U.S. Geography by Letter - S | 0 | - | 4.55 | 58,346 |
| 10 Closest Megacities to New York City | 0 | - | 4.52 | 67,549 |
| U.S. States by First Two Letters in 30 Seconds | 0 | - | 4.70 | 1,399,344 |
| US State Capitals by Proximity in 30 Seconds | 0 | - | 4.17 | 129,878 |
| US State Capitals by First Two Letters in 45 seconds | 0 | - | 4.09 | 58,268 |
| U.S State Capitals on the Sea | 0 | - | 4.53 | 26,272 |
| Boroughs of New York City | 0 | - | 4.47 | 85,364 |
| American Countries with the Shortest Names | 0 | - | 4.97 | 121,729 |
| The Only American Country ... | 0 | - | 4.92 | 122,295 |
| Belize Country Quiz | 0 | - | 4.85 | 21,110 |
| Saint Vincent and the Grenadines Country Quiz | 0 | - | 4.88 | 19,310 |
| U.S. Cities with the Most International Tourists | 0 | - | 4.88 | 76,015 |
| U.S. State Border Crossings | 0 | - | 4.97 | 96,931 |
| Win the U.S. Presidential Election | 0 | - | 4.78 | 636,590 |
| Movies by State | 0 | - | 4.27 | 40,614 |
| Cities in U.S. History #1 | 0 | - | 4.31 | 45,820 |
| World Capitals by First Two Letters in 90 Seconds | 0 | - | 4.35 | 246,892 |
| U.S. Suburbs Quiz | 0 | - | 4.47 | 18,445 |
| Top 10 Biggest Economies in the Americas | 0 | - | 4.94 | 92,908 |
| Dominica Country Quiz | 0 | - | 4.81 | 19,951 |
| Brazil States Map Quiz | 0 | - | 4.86 | 48,682 |
| Europe Map Quiz | 0 | - | 5.00 | 4,791,118 |
| Random Sequential U.S. States on a Map | 0 | - | 4.99 | 235,369 |
| Largest United States Airlines | 0 | - | 4.39 | 55,177 |
| States of Brazil | 0 | - | 4.98 | 89,925 |
| All First-Level Subdivisions of South America on a Map | 0 | - | 4.93 | 54,971 |
| Biggest Cities in the U.S. - Extreme | 0 | - | 4.95 | 160,167 |
| 15 Largest Cities in North America With a Map | 0 | - | 4.98 | 48,141 |
| Biggest Cities in Each U.S. State - Extreme | 0 | - | 4.91 | 84,852 |
| 10 Biggest Cities by U.S. State | 0 | - | 4.95 | 42,537 |
| 500 Biggest U.S. Urban Areas | 0 | - | 4.90 | 118,358 |
| 100 Biggest Cities in North America on a Map | 0 | - | 4.84 | 63,001 |
| U.S. Cities Chain | 0 | - | 4.21 | 35,777 |
| ALL California Cities | 0 | - | 4.37 | 43,264 |
| U.S. Cities with the Least Precipitation | 0 | - | 4.42 | 12,512 |
| South American Capitals - Map Quiz | 0 | - | 4.98 | 131,540 |
