| US States Quiz | 0 | - | 5.00 | 16,736,103 |
| Top 10 Least Populous U.S. States | 0 | - | 4.94 | 190,645 |
| Top 10 Most Populous U.S. States | 0 | - | 4.97 | 173,077 |
| Top 10 Most-Visited U.S. States | 0 | - | 4.90 | 101,215 |
| U.S. States with the Most Immigrants | 0 | - | 4.85 | 82,046 |
| Top 10 Coldest U.S. States | 0 | - | 4.94 | 124,050 |
| Top 10 Hottest U.S. States | 0 | - | 4.86 | 124,866 |
| U.S. States with the Lowest Population Density | 0 | - | 4.92 | 93,667 |
| Top 10 Most Native American U.S. States | 0 | - | 4.87 | 91,276 |
| Top 10 U.S. States with the Least Precipitation | 0 | - | 4.82 | 61,624 |
| US States with an Empty Map | 0 | - | 5.00 | 619,973 |
| U.S. States or European Countries by Area | 0 | - | 4.95 | 94,994 |
| Louisiana Purchase with a Map | 0 | - | 4.96 | 47,789 |
| States of the U.S. in Alphabetical Order | 0 | - | 4.98 | 365,613 |
| U.S. States or European Countries by Population | 0 | - | 4.97 | 132,182 |
| Name a Valid U.S. State #1 | 0 | - | 4.93 | 207,123 |
| U.S. States with the Lowest Average Elevation | 0 | - | 4.55 | 38,413 |
| The 13 Colonies Quiz | 0 | - | 4.97 | 116,957 |
| U.S. States with the Letter Y | 0 | - | 4.85 | 110,563 |
| 10 Southernmost U.S. States | 0 | - | 4.88 | 112,614 |
| U.S. States with Short Names | 0 | - | 4.91 | 147,930 |
| U.S. States that Start with M | 0 | - | 4.93 | 186,171 |
| U.S. States By Population | 0 | - | 4.92 | 152,543 |
| U.S. States that Start with N | 0 | - | 4.95 | 170,613 |
| U.S. States with Longest Names | 0 | - | 4.84 | 43,994 |
| U.S. States with a Unique First Letter | 0 | - | 4.96 | 87,732 |
| 10 Westernmost U.S. States | 0 | - | 4.95 | 63,846 |
| The Only Remaining U.S. State . . . | 0 | - | 4.92 | 65,027 |
| US State Capitals Quiz - No Hints | 0 | - | 4.98 | 94,676 |
| 10 Westernmost U.S. State Capitals | 0 | - | 4.90 | 47,935 |
| U.S. State Capitals Map Quiz | 0 | - | 4.93 | 142,852 |
| Fastest Growing U.S. States Since 1960 | 0 | - | 4.48 | 75,852 |
| Most-Visited U.S. Cities | 0 | - | 4.85 | 92,661 |
| Every U.S. Metro Area on a Map | 0 | - | 4.97 | 80,999 |
| Total United States Immigration by Country | 0 | - | 4.91 | 110,817 |
| "Do Not Travel" Countries for U.S. Citizens | 0 | - | 4.97 | 241,511 |
| Name the U.S. National Parks | 0 | - | 4.86 | 59,362 |
| All 3,143 Counties of the United States on a Map | 0 | - | 4.97 | 328,890 |
| Most-Visited Countries by Americans | 0 | - | 4.87 | 108,702 |
| Countries that Visit the United States the Most | 0 | - | 4.96 | 91,016 |
| Pixelated United States Map | 0 | - | 4.89 | 93,644 |
| States and Provinces that touch the Rocky Mountains | 0 | - | 4.42 | 32,433 |
| U.S. States with the Highest Population Density | 0 | - | 4.47 | 68,297 |
| Top 10 U.S. States With the Most Tornadoes | 0 | - | 4.53 | 64,514 |
| Top 10 Least Religious U.S. States | 0 | - | 4.51 | 34,133 |
| Top 10 U.S. States by Public Transit | 0 | - | 4.77 | 63,480 |
| Top 10 U.S. States with the Most Precipitation | 0 | - | 4.46 | 41,599 |
| Most Guessed U.S. Cities | 0 | - | 4.89 | 105,204 |
| U.S. Cities with the Biggest Economies | 0 | - | 4.84 | 72,232 |
| Countries Closest to United States by Continent | 0 | - | 4.99 | 145,612 |
| Countries that Beat the United States | 0 | - | 4.93 | 165,836 |
| 10 Longest Rivers in the United States | 0 | - | 4.85 | 38,867 |
| U.S. States with the Longest International Borders | 0 | - | 4.78 | 45,634 |
| Longest U.S. State Borders | 0 | - | 4.67 | 39,474 |
| U.S. States with the Fewest Borders | 0 | - | 4.77 | 113,143 |
| U.S. States with the Most Borders | 0 | - | 4.53 | 62,243 |
| Walking Across U.S. State Borders with Hints | 0 | - | 4.74 | 34,950 |
| U.S. States with the Fewest Immigrants | 0 | - | 4.63 | 65,501 |
| U.S. States with the Highest Percentage of Farmland | 0 | - | 4.80 | 65,317 |
| U.S. States with the Lowest Percentage of Farmland | 0 | - | 4.74 | 55,062 |
| States, Provinces & Territories that Touch the Appalachian Mountains | 0 | - | 4.59 | 20,348 |
| U.S. License Plates Picture Quiz | 0 | - | 4.59 | 52,710 |
| Great Plains States and Provinces on a Map | 0 | - | 4.95 | 48,759 |
| 10 U.S. States With The Highest Murder Rates | 0 | - | 4.46 | 53,225 |
| 10 U.S. States With The Lowest Murder Rates | 0 | - | 4.50 | 41,064 |
| Name a Valid U.S. State #2 | 0 | - | 4.63 | 76,583 |
| Name a Valid U.S. State #3 | 0 | - | 4.78 | 48,768 |
| U.S. State Superlatives #1 | 0 | - | 4.47 | 87,324 |
| U.S. State Superlatives #2 | 0 | - | 4.53 | 40,507 |
| Capitals of Canadian Provinces | 0 | - | 4.85 | 88,560 |
| Mexico States Map Quiz | 0 | - | 4.84 | 103,994 |
| U.S. States that Start with M - Shape Quiz | 0 | - | 4.94 | 57,759 |
| States of Mexico | 0 | - | 4.95 | 173,908 |
| Top 10 Richest U.S. States by Median Income | 0 | - | 4.47 | 118,619 |
| New England States | 0 | - | 4.51 | 59,723 |
| U.S. States by Land Area | 0 | - | 4.61 | 52,543 |
| Top 10 U.S. States by Inland Water Area | 0 | - | 4.53 | 37,909 |
| Add a Letter - Make a U.S. State | 0 | - | 4.72 | 82,429 |
| Top 10 Widest U.S. States East to West | 0 | - | 4.69 | 55,718 |
| Top 10 Tallest U.S. States North to South | 0 | - | 4.74 | 40,713 |
| U.S. States by Borders | 0 | - | 4.63 | 35,126 |
| Save Americans by Guessing U.S. States | 0 | - | 4.61 | 183,201 |
| 10 Easternmost U.S. States | 0 | - | 4.53 | 56,281 |
| The Only U.S. State ... #1 | 0 | - | 4.52 | 101,230 |
| 50 States, 50 Cities - Hard Version | 0 | - | 4.46 | 44,040 |
| 10 U.S. States with the Highest Tax Burden | 0 | - | 4.26 | 38,069 |
| Top 10 Least-Forested U.S. States | 0 | - | 4.50 | 46,357 |
| Top 10 U.S. States by Manufacturing Employment | 0 | - | 4.49 | 28,757 |
| U.S. States with the Most Venomous Snake Species | 0 | - | 4.47 | 26,333 |
| U.S. States with the Most Endangered Species | 0 | - | 4.50 | 14,332 |
| Countries Closest to Canada | 0 | - | 4.90 | 197,526 |
| United States Map Quiz | 0 | - | 4.98 | 4,144,889 |
| Fifty US States in One Minute | 0 | - | 4.56 | 3,522,577 |
| 10 Northernmost U.S. States | 0 | - | 4.90 | 82,001 |
| Top 10 Largest U.S. States by Area | 0 | - | 4.95 | 159,232 |
| Top 10 Smallest U.S. States by Area | 0 | - | 4.98 | 177,185 |
| Top 10 Poorest U.S. States by Median Income | 0 | - | 4.86 | 124,618 |
| U.S. States with the Highest Percentage of Hispanics | 0 | - | 4.85 | 69,146 |
| Top 10 Newest U.S. States | 0 | - | 4.85 | 85,761 |
| Top 10 U.S. States Where the Rent is Too Dang High | 0 | - | 4.84 | 66,956 |
| U.S. State Capitals Quiz | 0 | - | 5.00 | 1,680,023 |
| Speed Capital to U.S. State | 0 | - | 4.46 | 113,612 |
| 10 Southernmost U.S. State Capitals | 0 | - | 4.51 | 38,938 |
| 10 Northernmost U.S. State Capitals | 0 | - | 4.57 | 35,677 |
| 10 Easternmost U.S. State Capitals | 0 | - | 4.50 | 34,558 |
| Regions of U.S. States | 0 | - | 4.37 | 43,550 |
| 10 U.S. States with the Most Valuable Crops | 0 | - | 4.41 | 29,508 |
| Top 10 U.S. States That Grow the Most Corn | 0 | - | 4.52 | 36,044 |
| U.S. States with the Lowest HDI | 0 | - | 4.46 | 28,789 |
| Which U.S. State - Multiple Choice | 0 | - | 4.48 | 20,221 |
| Movies by State | 0 | - | 4.27 | 40,461 |
| U.S Cities by African-American Population | 0 | - | 4.42 | 95,065 |
| 1M Cities by Proximity - United States | 0 | - | 4.56 | 149,917 |
| Biggest Cities in a Strip of the United States Map | 0 | - | 4.73 | 40,659 |
| Cities on Route 66 on a Map | 0 | - | 4.53 | 32,872 |
| U.S. State Capitals with the Highest Elevation | 0 | - | 4.56 | 22,570 |
| Top 10 Oldest U.S. State Capitals | 0 | - | 4.55 | 31,954 |
| Countries with American Expatriates | 0 | - | 4.53 | 42,494 |
| Countries that Beat Canada | 0 | - | 4.90 | 86,981 |
| United States Country Quiz | 0 | - | 4.43 | 100,798 |
| United States Landmarks Map Quiz | 0 | - | 4.55 | 40,100 |
| Flags of North and South America | 0 | - | 4.99 | 368,658 |
| Asian Countries Americans Travel to the Most | 0 | - | 4.75 | 59,717 |
| Busiest Air Routes from the U.S. | 0 | - | 4.46 | 76,675 |
| Most Valuable Crops by U.S. State | 0 | - | 4.40 | 38,956 |
| Word Scramble - U.S. States | 0 | - | 4.95 | 502,886 |
| Events by U.S. State #1 | 0 | - | 4.43 | 22,851 |
| U.S. States With No City Over 100,000 | 0 | - | 4.57 | 17,849 |
| American Geography Quiz for Dummies | 0 | - | 4.41 | 68,807 |
| U.S. Cities with the Highest Murder Rate | 0 | - | 4.55 | 137,967 |
| Random U.S. City to State | 0 | - | 4.45 | 75,485 |
| Richest Metro Areas in the U.S. | 0 | - | 4.42 | 43,313 |
| South America Capitals Quiz | 0 | - | 5.00 | 478,111 |
| Countries Closest to the U. S. | 0 | - | 4.41 | 208,127 |
| US States by Borders in 30 Seconds | 0 | - | 4.68 | 2,667,852 |
| U.S. Geography by Letter - B | 0 | - | 4.53 | 68,886 |
| U.S. Geography by Letter - S | 0 | - | 4.55 | 52,384 |
| 10 Closest Megacities to New York City | 0 | - | 4.52 | 67,218 |
| U.S. States by First Two Letters in 30 Seconds | 0 | - | 4.69 | 1,383,123 |
| Last 10 U.S. States Alphabetically | 0 | - | 4.35 | 74,651 |
| Top 10 Least Populous U.S. State Capitals | 0 | - | 4.52 | 21,474 |
| Flyover States | 0 | - | 4.52 | 29,421 |
| U.S. States With Double Letters | 0 | - | 4.54 | 23,961 |
| U.S. States Bigger than Their Neighbors | 0 | - | 4.27 | 75,888 |
| U.S. States by Wikipedia Descriptions #1 | 0 | - | 4.57 | 39,234 |
| U.S. States by Wikipedia Descriptions #2 | 0 | - | 4.47 | 36,996 |
| 50 States, 50 Cities - Easy Version | 0 | - | 4.39 | 128,071 |
| Top 10 U.S. States by Solar Power | 0 | - | 4.24 | 25,710 |
| Top 10 Most-Forested U.S. States | 0 | - | 4.37 | 45,482 |
| U.S. States with the Fewest Traffic Fatalities | 0 | - | 4.20 | 21,080 |
| U.S. States with the Most Traffic Fatalities | 0 | - | 4.10 | 19,062 |
| US State Capitals by Proximity in 30 Seconds | 0 | - | 4.17 | 128,934 |
| US State Capitals by First Two Letters in 45 seconds | 0 | - | 4.09 | 58,060 |
| U.S State Capitals on the Sea | 0 | - | 4.53 | 26,136 |
| American Countries with the Shortest Names | 0 | - | 4.96 | 120,469 |
| The Only American Country ... | 0 | - | 4.92 | 120,919 |
| Belize Country Quiz | 0 | - | 4.85 | 20,839 |
| Saint Vincent and the Grenadines Country Quiz | 0 | - | 4.88 | 19,082 |
| U.S. State Flags | 0 | - | 4.89 | 167,950 |
| U.S. Cities with the Most International Tourists | 0 | - | 4.88 | 75,009 |
| U.S. State Border Crossings | 0 | - | 4.97 | 96,064 |
| U.S. States that Border Canada | 0 | - | 4.91 | 183,013 |
| U.S. States that Border Tennessee | 0 | - | 4.83 | 65,145 |
| Cities in U.S. History #1 | 0 | - | 4.31 | 45,134 |
| World Capitals by First Two Letters in 90 Seconds | 0 | - | 4.35 | 246,038 |
| Top 10 Most Remote U.S. State Capitals | 0 | - | 4.40 | 32,171 |
| U.S. State Capitals Furthest from the Sea | 0 | - | 4.48 | 26,016 |
| U.S. Suburbs Quiz | 0 | - | 4.47 | 18,351 |
| Boroughs of New York City | 0 | - | 4.47 | 84,212 |
| Top 10 Biggest Economies in the Americas | 0 | - | 4.93 | 91,220 |
| Countries with the Most Ascents of Mount Everest | 0 | - | 4.95 | 57,857 |
| Brazil States Map Quiz | 0 | - | 4.85 | 47,513 |
| Largest United States Airlines | 0 | - | 4.39 | 54,878 |
| States of Brazil | 0 | - | 4.98 | 86,719 |
| All First-Level Subdivisions of South America on a Map | 0 | - | 4.91 | 53,168 |
| Top Producing U.S. States | 0 | - | 4.24 | 31,050 |
| U.S. States or European Countries by GDP | 0 | - | 4.98 | 88,275 |
| Landmarks of U.S. States #2 | 0 | - | 4.22 | 18,405 |
| Landmarks of U.S. States #1 | 0 | - | 4.29 | 22,959 |
| U.S. States with the Highest HDI | 0 | - | 4.08 | 24,761 |
| States of Origin - American Popular Music | 0 | - | 4.22 | 10,624 |
| Category Elimination - U.S. States #1 | 0 | - | 4.88 | 218,944 |
| Category Elimination - U.S. States #2 | 0 | - | 4.82 | 132,833 |
| Musical Acts by State | 0 | - | 4.05 | 19,560 |
| Biggest Cities in the U.S. - Extreme | 0 | - | 4.96 | 158,493 |
| 15 Largest Cities in North America With a Map | 0 | - | 4.98 | 46,602 |
| Biggest Cities in Each U.S. State - Extreme | 0 | - | 4.93 | 78,870 |
| 10 Biggest Cities by U.S. State | 0 | - | 4.95 | 41,005 |
| 500 Biggest U.S. Urban Areas | 0 | - | 4.90 | 115,767 |
| 100 Biggest Cities in North America on a Map | 0 | - | 4.84 | 61,668 |
| U.S. Cities Chain | 0 | - | 4.21 | 35,217 |
| ALL California Cities | 0 | - | 4.37 | 42,883 |
| U.S. Cities with the Least Precipitation | 0 | - | 4.42 | 12,401 |
| South American Capitals - Map Quiz | 0 | - | 4.98 | 129,664 |
| U.S. State Capital Etymology | 0 | - | 4.50 | 36,814 |
| Name a Valid U.S. State Capital #1 | 0 | - | 4.75 | 54,385 |
| U.S. State Capitals Closest to Canada | 0 | - | 4.63 | 33,878 |
| Top 10 American Countries by Coastline | 0 | - | 4.96 | 88,126 |
| Top 10 Richest Countries in the Americas | 0 | - | 4.91 | 78,465 |
| Biggest Trading Partners - United States | 0 | - | 4.63 | 106,425 |
