| Top 10 Least Populous U.S. States | 0 | - | 4.94 | 190,361 |
| Top 10 Most Populous U.S. States | 0 | - | 4.97 | 172,305 |
| Most-Visited U.S. Cities | 0 | - | 4.85 | 92,299 |
| Every U.S. Metro Area on a Map | 0 | - | 4.97 | 80,713 |
| U.S. States with the Lowest Population Density | 0 | - | 4.92 | 93,592 |
| U.S. State Capitals Quiz | 0 | - | 5.00 | 1,677,231 |
| Most Guessed U.S. Cities | 0 | - | 4.88 | 104,877 |
| U.S. Cities with the Biggest Economies | 0 | - | 4.83 | 72,048 |
| US State Capitals Quiz - No Hints | 0 | - | 4.98 | 94,511 |
| 10 Westernmost U.S. State Capitals | 0 | - | 4.90 | 47,874 |
| Louisiana Purchase with a Map | 0 | - | 4.96 | 47,542 |
| U.S. State Capitals Map Quiz | 0 | - | 4.93 | 142,313 |
| US States Quiz | 0 | - | 5.00 | 16,694,108 |
| States of the U.S. in Alphabetical Order | 0 | - | 4.98 | 365,211 |
| U.S. Cities With The Most Top Census Appearances | 0 | - | 4.66 | 10,810 |
| Capitals of Canadian Provinces | 0 | - | 4.85 | 88,378 |
| Fastest Growing U.S. States Since 1960 | 0 | - | 4.48 | 75,780 |
| Biggest Cities in the U.S. - Extreme | 0 | - | 4.96 | 158,230 |
| 15 Largest Cities in North America With a Map | 0 | - | 4.98 | 46,425 |
| Biggest Cities in Each U.S. State - Extreme | 0 | - | 4.93 | 78,696 |
| 10 Biggest Cities by U.S. State | 0 | - | 4.95 | 40,740 |
| 500 Biggest U.S. Urban Areas | 0 | - | 4.90 | 115,441 |
| 100 Biggest Cities in North America on a Map | 0 | - | 4.84 | 61,507 |
| The 13 Colonies Quiz | 0 | - | 4.97 | 116,689 |
| U.S. States with the Letter Y | 0 | - | 4.85 | 110,324 |
| 10 Southernmost U.S. States | 0 | - | 4.88 | 112,372 |
| U.S. States with Short Names | 0 | - | 4.91 | 147,615 |
| U.S. States that Start with M | 0 | - | 4.93 | 185,870 |
| U.S. States By Population | 0 | - | 4.92 | 152,329 |
| U.S. States that Start with N | 0 | - | 4.95 | 170,363 |
| U.S. States with Longest Names | 0 | - | 4.84 | 43,837 |
| U.S. States with a Unique First Letter | 0 | - | 4.96 | 87,522 |
| 10 Westernmost U.S. States | 0 | - | 4.95 | 63,747 |
| The Only Remaining U.S. State . . . | 0 | - | 4.92 | 64,860 |
| Cities in U.S. History #1 | 0 | - | 4.30 | 42,901 |
| US States with an Empty Map | 0 | - | 5.00 | 618,600 |
| U.S. States or European Countries by Area | 0 | - | 4.94 | 94,665 |
| U.S. States or European Countries by Population | 0 | - | 4.97 | 131,887 |
| Countries of Europe by Population | 0 | - | 4.98 | 177,949 |
| Biggest Cities in Europe in 1700 | 0 | - | 4.92 | 70,358 |
| Biggest European Cities by Century | 0 | - | 4.98 | 142,552 |
| 50 Biggest Cities in 1920 on a World Map | 0 | - | 4.99 | 76,695 |
| U.S Cities by African-American Population | 0 | - | 4.42 | 94,707 |
| 1M Cities by Proximity - United States | 0 | - | 4.56 | 149,675 |
| Biggest Cities in a Strip of the United States Map | 0 | - | 4.74 | 40,586 |
| Cities on Route 66 on a Map | 0 | - | 4.53 | 32,791 |
| Top 10 Oldest U.S. State Capitals | 0 | - | 4.55 | 31,919 |
| U.S. States with the Highest Population Density | 0 | - | 4.47 | 68,270 |
| U.S. Cities with the Highest Murder Rate | 0 | - | 4.55 | 137,652 |
| Random U.S. City to State | 0 | - | 4.45 | 75,299 |
| Name a Valid U.S. City over 100,000 | 0 | - | 4.42 | 40,006 |
| Richest Metro Areas in the U.S. | 0 | - | 4.42 | 43,176 |
| South America Capitals Quiz | 0 | - | 5.00 | 477,108 |
| Name a Valid U.S. State #1 | 0 | - | 4.93 | 206,614 |
| Top 10 Most Native American U.S. States | 0 | - | 4.87 | 91,018 |
| Top 10 Most Populous European Countries | 0 | - | 4.98 | 230,859 |
| Top 10 Most Populous Asian Countries | 0 | - | 4.96 | 181,932 |
| Top 10 Most Populous African Countries | 0 | - | 4.99 | 191,800 |
| Top 10 Most Densely-Populated Countries in Asia | 0 | - | 4.92 | 102,959 |
| Top 10 Asian Countries by Population Increase | 0 | - | 4.93 | 107,811 |
| Biggest US Cities by Decade | 0 | - | 4.95 | 166,972 |
| Speed Capital to U.S. State | 0 | - | 4.46 | 113,510 |
| 10 Southernmost U.S. State Capitals | 0 | - | 4.51 | 38,903 |
| 10 Northernmost U.S. State Capitals | 0 | - | 4.57 | 35,653 |
| 10 Easternmost U.S. State Capitals | 0 | - | 4.50 | 34,519 |
| Boroughs of New York City | 0 | - | 4.47 | 84,083 |
| Countries With More Than 100 Million People | 0 | - | 4.99 | 164,562 |
| Five Most Populated Countries by Hemisphere | 0 | - | 4.96 | 122,913 |
| Top 50 Countries by Population - In Order | 0 | - | 4.98 | 323,526 |
| World Capitals by First Two Letters in 90 Seconds | 0 | - | 4.35 | 245,795 |
| U.S. Suburbs Quiz | 0 | - | 4.47 | 18,337 |
| Total United States Immigration by Country | 0 | - | 4.91 | 110,622 |
| "Do Not Travel" Countries for U.S. Citizens | 0 | - | 4.97 | 240,798 |
| Mexico States Map Quiz | 0 | - | 4.84 | 103,759 |
| Name the U.S. National Parks | 0 | - | 4.86 | 58,801 |
| States of Mexico | 0 | - | 4.95 | 173,285 |
| U.S. Cities Chain | 0 | - | 4.21 | 35,133 |
| ALL California Cities | 0 | - | 4.36 | 42,811 |
| U.S. Cities with the Least Precipitation | 0 | - | 4.42 | 12,386 |
| South American Capitals - Map Quiz | 0 | - | 4.98 | 129,412 |
| Most-Visited Countries by Americans | 0 | - | 4.87 | 108,424 |
| Countries that Visit the United States the Most | 0 | - | 4.96 | 90,819 |
| Countries Closest to Canada | 0 | - | 4.90 | 197,325 |
| All 3,143 Counties of the United States on a Map | 0 | - | 4.97 | 327,846 |
| Pixelated United States Map | 0 | - | 4.89 | 93,443 |
| Biggest Countries by Population | 0 | - | 5.00 | 1,434,564 |
| Smallest Countries by Population and Area | 0 | - | 4.99 | 377,498 |
| Countries More Populous Than Their Neighbors | 0 | - | 4.99 | 171,023 |
| Countries with Megacities | 0 | - | 4.99 | 246,584 |
| Countries With More than 50 Million People | 0 | - | 4.99 | 196,951 |
| Countries with the Most Population Growth by Decade | 0 | - | 4.98 | 111,819 |
| Countries With More than 200 Million People | 0 | - | 4.96 | 135,389 |
| Countries Less Populous Than Their Neighbors | 0 | - | 4.96 | 79,764 |
| 5 Largest Cities for Every Letter on Map | 0 | - | 4.97 | 50,579 |
| Biggest Cities in the World | 0 | - | 4.92 | 790,045 |
| Biggest Cities once in the Spanish Empire | 0 | - | 4.87 | 55,639 |
| U.S. Cities With Population > 1 Million | 0 | - | 4.47 | 84,210 |
| U.S. States by Second Most Populous City | 0 | - | 4.42 | 43,687 |
| Biggest "Saint" Cities - United States | 0 | - | 4.46 | 36,607 |
| Fastest Shrinking U.S. Cities | 0 | - | 4.43 | 40,162 |
| Most Populous U.S. Cities as a Percent of Their State | 0 | - | 4.78 | 54,861 |
| US State Capitals by Proximity in 30 Seconds | 0 | - | 4.17 | 128,782 |
| US State Capitals by First Two Letters in 45 seconds | 0 | - | 4.09 | 58,031 |
| U.S State Capitals on the Sea | 0 | - | 4.53 | 26,121 |
| U.S. State Capital Etymology | 0 | - | 4.50 | 36,783 |
| Name a Valid U.S. State Capital #1 | 0 | - | 4.75 | 54,324 |
| U.S. State Capitals Closest to Canada | 0 | - | 4.63 | 33,840 |
| Countries Closest to United States by Continent | 0 | - | 4.99 | 145,376 |
| Countries that Beat the United States | 0 | - | 4.93 | 165,516 |
| Countries that Beat Canada | 0 | - | 4.90 | 86,832 |
| Top 10 Most-Visited U.S. States | 0 | - | 4.90 | 101,070 |
| 10 Longest Rivers in the United States | 0 | - | 4.85 | 38,792 |
| U.S. States with the Most Immigrants | 0 | - | 4.85 | 81,921 |
| New England States | 0 | - | 4.51 | 59,704 |
| U.S. States by Land Area | 0 | - | 4.61 | 52,469 |
| Top 10 U.S. States by Inland Water Area | 0 | - | 4.53 | 37,881 |
| Add a Letter - Make a U.S. State | 0 | - | 4.72 | 82,301 |
| Top 10 Widest U.S. States East to West | 0 | - | 4.69 | 55,621 |
| Top 10 Tallest U.S. States North to South | 0 | - | 4.74 | 40,655 |
| U.S. States by Borders | 0 | - | 4.63 | 35,062 |
| Save Americans by Guessing U.S. States | 0 | - | 4.61 | 182,448 |
| 10 Easternmost U.S. States | 0 | - | 4.53 | 56,228 |
| The Only U.S. State ... #1 | 0 | - | 4.52 | 101,124 |
| Capitals of the Most Populated Countries | 0 | - | 4.96 | 127,087 |
| Five Most Densely Populated Countries by Continent | 0 | - | 4.95 | 85,785 |
| Five Most Populated Countries by Continent | 0 | - | 4.99 | 265,842 |
| Most Populous Countries with Exceptions | 0 | - | 4.98 | 120,830 |
| Top 10 Most Densely-Populated Countries in Europe | 0 | - | 4.98 | 111,448 |
| Five Least Densely Populated Countries by Continent | 0 | - | 4.92 | 92,554 |
| Countries by Population Range - Tile Select | 0 | - | 4.87 | 58,214 |
| Biggest City by Time Zone | 0 | - | 4.87 | 66,607 |
| Biggest City in Every Country | 0 | - | 4.98 | 98,602 |
| Five Most Populated Cities by Continent | 0 | - | 4.93 | 221,797 |
| Biggest Cities in the World - Extreme | 0 | - | 4.98 | 108,806 |
| Biggest Cities That Aren't World Capitals | 0 | - | 4.96 | 129,926 |
| Biggest Cities with Exceptions | 0 | - | 4.90 | 78,452 |
| Biggest Cities in the Southern Hemisphere | 0 | - | 4.87 | 83,489 |
| 100 Biggest Cities on a World Map | 0 | - | 4.99 | 413,493 |
| Ten Biggest Cities by Hemisphere | 0 | - | 4.96 | 78,537 |
| Biggest Cities in Deserts | 0 | - | 4.97 | 53,026 |
| Most Populous Cities as a Percent of Their Continent | 0 | - | 4.91 | 69,133 |
| Ten Southernmost Megacities | 0 | - | 4.85 | 56,720 |
| 100 Biggest Cities in the World with Exceptions | 0 | - | 4.97 | 66,643 |
| Biggest Cities in 4 Random Countries on a Map | 0 | - | 4.99 | 128,487 |
| 5 Most Populous Cities in Each Country With a Map | 0 | - | 4.96 | 38,895 |
| Biggest Cities in the United States | 0 | - | 4.93 | 966,216 |
| Biggest Metro Areas in the USA | 0 | - | 4.98 | 363,704 |
| American TV Show Settings | 0 | - | 4.35 | 30,586 |
| Category Elimination - U.S. Metro Areas | 0 | - | 4.41 | 26,596 |
| Name a City - European Countries | 0 | - | 4.92 | 64,350 |
| Africa Capitals Quiz | 0 | - | 4.99 | 729,969 |
| Asia Capitals Quiz | 0 | - | 4.98 | 685,609 |
| U.S. State Capitals with the Highest Elevation | 0 | - | 4.56 | 22,559 |
| Top 10 Most Remote U.S. State Capitals | 0 | - | 4.40 | 32,143 |
| U.S. State Capitals Furthest from the Sea | 0 | - | 4.48 | 26,003 |
| Events by U.S. State #1 | 0 | - | 4.43 | 22,829 |
| Top 10 Coldest U.S. States | 0 | - | 4.94 | 123,839 |
| Top 10 Hottest U.S. States | 0 | - | 4.86 | 124,628 |
| Top 10 U.S. States with the Least Precipitation | 0 | - | 4.82 | 61,534 |
| Biggest Cities in History | 0 | - | 4.52 | 89,100 |
| Top 10 World Cities Through History | 0 | - | 4.43 | 72,109 |
| All 1M Cities by Proximity | 0 | - | 5.00 | 573,052 |
| Biggest World Cities in 1850 | 0 | - | 4.62 | 68,184 |
| Cities Founded by the French in North America | 0 | - | 4.50 | 40,275 |
| California Cities starting with SAN or SANTA | 0 | - | 4.33 | 18,434 |
| Word Scramble - U.S. Cities | 0 | - | 4.13 | 19,629 |
| U.S. City Name Etymologies | 0 | - | 4.15 | 21,470 |
| Random State Capital to U.S. State | 0 | - | 4.84 | 88,169 |
| Belize Country Quiz | 0 | - | 4.85 | 20,797 |
| Saint Vincent and the Grenadines Country Quiz | 0 | - | 4.88 | 19,041 |
| Flags of North and South America | 0 | - | 4.99 | 366,826 |
| U.S. States with the Longest International Borders | 0 | - | 4.78 | 45,568 |
| Longest U.S. State Borders | 0 | - | 4.67 | 39,369 |
| U.S. States with the Fewest Immigrants | 0 | - | 4.63 | 65,392 |
| U.S. States with the Highest Percentage of Farmland | 0 | - | 4.80 | 65,270 |
| U.S. States with the Lowest Percentage of Farmland | 0 | - | 4.74 | 55,023 |
| States and Provinces that touch the Rocky Mountains | 0 | - | 4.42 | 32,411 |
| U.S. License Plates Picture Quiz | 0 | - | 4.59 | 52,655 |
| 10 U.S. States With The Highest Murder Rates | 0 | - | 4.46 | 51,341 |
| 10 U.S. States With The Lowest Murder Rates | 0 | - | 4.51 | 38,877 |
| Name a Valid U.S. State #2 | 0 | - | 4.63 | 76,453 |
| Name a Valid U.S. State #3 | 0 | - | 4.78 | 48,674 |
| U.S. State Superlatives #1 | 0 | - | 4.47 | 87,263 |
| U.S. State Superlatives #2 | 0 | - | 4.53 | 40,468 |
| Most Populous Countries by Year | 0 | - | 4.83 | 109,165 |
| Most Populated Countries Bordering the Pacific Ocean | 0 | - | 4.96 | 95,118 |
| Most Populous Countries Bordering Each Other | 0 | - | 4.97 | 129,274 |
| Countries with the Most People Bordering Them | 0 | - | 4.98 | 106,873 |
| Populous Countries Bordering Smaller Countries | 0 | - | 4.97 | 112,363 |
| Densest Countries Bordering Each Other | 0 | - | 4.93 | 89,545 |
| Countries with a Population Under 1 Million by Clue | 0 | - | 4.99 | 92,262 |
| Biggest Spanish-Speaking Cities | 0 | - | 4.91 | 126,379 |
| Biggest Cities by Language | 0 | - | 4.96 | 230,807 |
| Biggest English Cities by Century | 0 | - | 4.90 | 105,581 |
| Largest City by Island | 0 | - | 4.87 | 71,010 |
| Most Populous World Capitals | 0 | - | 4.94 | 174,506 |
| U.S. Cities by Hispanic Population | 0 | - | 4.31 | 37,986 |
| Megacities on a World Map | 0 | - | 4.98 | 250,836 |
| 2,000 Biggest World Cities Furthest from a Larger City | 0 | - | 4.98 | 66,773 |
| All 3M Cities on the World Map | 0 | - | 4.95 | 73,835 |
