| Every U.S. Metro Area on a Map | 0 | - | 4.97 | 80,723 |
| All 3,143 Counties of the United States on a Map | 0 | - | 4.97 | 327,908 |
| Pixelated United States Map | 0 | - | 4.89 | 93,462 |
| US States with an Empty Map | 0 | - | 5.00 | 618,732 |
| US States Quiz | 0 | - | 5.00 | 16,697,957 |
| States of the U.S. in Alphabetical Order | 0 | - | 4.98 | 365,235 |
| Most-Visited U.S. Cities | 0 | - | 4.85 | 92,341 |
| Total United States Immigration by Country | 0 | - | 4.91 | 110,651 |
| "Do Not Travel" Countries for U.S. Citizens | 0 | - | 4.97 | 240,865 |
| Name the U.S. National Parks | 0 | - | 4.86 | 58,879 |
| Most-Visited Countries by Americans | 0 | - | 4.87 | 108,447 |
| Countries that Visit the United States the Most | 0 | - | 4.96 | 90,834 |
| The 13 Colonies Quiz | 0 | - | 4.97 | 116,714 |
| U.S. States with the Letter Y | 0 | - | 4.85 | 110,343 |
| 10 Southernmost U.S. States | 0 | - | 4.88 | 112,393 |
| U.S. States with Short Names | 0 | - | 4.91 | 147,646 |
| U.S. States that Start with M | 0 | - | 4.93 | 185,889 |
| U.S. States By Population | 0 | - | 4.92 | 152,344 |
| U.S. States that Start with N | 0 | - | 4.95 | 170,386 |
| U.S. States with Longest Names | 0 | - | 4.84 | 43,852 |
| U.S. States with a Unique First Letter | 0 | - | 4.96 | 87,539 |
| 10 Westernmost U.S. States | 0 | - | 4.95 | 63,759 |
| The Only Remaining U.S. State . . . | 0 | - | 4.92 | 64,871 |
| Top 10 Least Populous U.S. States | 0 | - | 4.94 | 190,381 |
| Top 10 Most Populous U.S. States | 0 | - | 4.97 | 172,371 |
| Most Guessed U.S. Cities | 0 | - | 4.88 | 104,919 |
| U.S. Cities with the Biggest Economies | 0 | - | 4.83 | 72,062 |
| US State Capitals Quiz - No Hints | 0 | - | 4.98 | 94,524 |
| 10 Westernmost U.S. State Capitals | 0 | - | 4.90 | 47,878 |
| Countries Closest to United States by Continent | 0 | - | 4.99 | 145,401 |
| Countries that Beat the United States | 0 | - | 4.93 | 165,552 |
| Top 10 Most-Visited U.S. States | 0 | - | 4.90 | 101,084 |
| 10 Longest Rivers in the United States | 0 | - | 4.85 | 38,802 |
| U.S. States with the Most Immigrants | 0 | - | 4.85 | 81,924 |
| U.S. States or European Countries by Area | 0 | - | 4.94 | 94,692 |
| Louisiana Purchase with a Map | 0 | - | 4.96 | 47,571 |
| U.S. States or European Countries by Population | 0 | - | 4.97 | 131,918 |
| Biggest Cities in a Strip of the United States Map | 0 | - | 4.74 | 40,593 |
| Cities on Route 66 on a Map | 0 | - | 4.53 | 32,795 |
| U.S. State Capitals Map Quiz | 0 | - | 4.93 | 142,336 |
| Name a Valid U.S. State #1 | 0 | - | 4.93 | 206,663 |
| Top 10 Coldest U.S. States | 0 | - | 4.94 | 123,855 |
| Top 10 Hottest U.S. States | 0 | - | 4.86 | 124,647 |
| U.S. States with the Lowest Population Density | 0 | - | 4.92 | 93,596 |
| Top 10 Most Native American U.S. States | 0 | - | 4.87 | 91,042 |
| Top 10 U.S. States with the Least Precipitation | 0 | - | 4.82 | 61,543 |
| Capitals of Canadian Provinces | 0 | - | 4.85 | 88,387 |
| Mexico States Map Quiz | 0 | - | 4.84 | 103,776 |
| States of Mexico | 0 | - | 4.95 | 173,314 |
| All First-Level Subdivisions of South America on a Map | 0 | - | 4.92 | 52,950 |
| United States Map Quiz | 0 | - | 4.98 | 4,141,479 |
| 15 Largest Cities in North America With a Map | 0 | - | 4.98 | 46,437 |
| 100 Biggest Cities in North America on a Map | 0 | - | 4.84 | 61,521 |
| Countries Closest to Canada | 0 | - | 4.90 | 197,343 |
| Cities in U.S. History #1 | 0 | - | 4.30 | 43,475 |
| Modern Day Countries of Austria-Hungary on a Map | 0 | - | 4.98 | 102,574 |
| Modern Day Countries of the Japanese Empire on a Map | 0 | - | 4.98 | 88,428 |
| Modern-Day Countries of the Persian Empire on a Map | 0 | - | 4.98 | 69,204 |
| Countries that Beat Canada | 0 | - | 4.90 | 86,843 |
| Flags of North and South America | 0 | - | 4.99 | 367,054 |
| U.S Cities by African-American Population | 0 | - | 4.42 | 94,714 |
| 15 Largest Cities in Africa With a Map | 0 | - | 4.95 | 109,333 |
| 1M Cities by Proximity - United States | 0 | - | 4.56 | 149,687 |
| Countries with American Expatriates | 0 | - | 4.53 | 42,473 |
| Countries of Europe in 1650 with a Map | 0 | - | 4.95 | 67,384 |
| United States Country Quiz | 0 | - | 4.43 | 100,567 |
| United States Landmarks Map Quiz | 0 | - | 4.55 | 40,075 |
| Asian Countries Americans Travel to the Most | 0 | - | 4.75 | 59,650 |
| Busiest Air Routes from the U.S. | 0 | - | 4.46 | 76,598 |
| All First-Level Subdivisions of Europe on a Map | 0 | - | 4.98 | 167,846 |
| All First-Level Subdivisions of Asia on a Map | 0 | - | 4.93 | 49,147 |
| All First-Level Subdivisions of Africa on a Map | 0 | - | 4.92 | 32,683 |
| Top Asian Languages on a Map | 0 | - | 4.95 | 70,671 |
| Top African Languages on a Map | 0 | - | 4.92 | 72,415 |
| American Geography Quiz for Dummies | 0 | - | 4.41 | 68,706 |
| U.S. Cities with the Highest Murder Rate | 0 | - | 4.55 | 137,662 |
| Random U.S. City to State | 0 | - | 4.45 | 75,310 |
| Name a Valid U.S. City over 100,000 | 0 | - | 4.42 | 40,012 |
| Richest Metro Areas in the U.S. | 0 | - | 4.42 | 43,183 |
| South America Capitals Quiz | 0 | - | 5.00 | 477,195 |
| Countries Closest to the U. S. | 0 | - | 4.41 | 207,840 |
| U.S. Geography by Letter - B | 0 | - | 4.53 | 68,530 |
| U.S. Geography by Letter - S | 0 | - | 4.54 | 52,073 |
| 10 Closest Megacities to New York City | 0 | - | 4.52 | 67,194 |
| New England States | 0 | - | 4.51 | 59,707 |
| U.S. States by Land Area | 0 | - | 4.61 | 52,471 |
| Top 10 U.S. States by Inland Water Area | 0 | - | 4.53 | 37,882 |
| Add a Letter - Make a U.S. State | 0 | - | 4.72 | 82,308 |
| Top 10 Widest U.S. States East to West | 0 | - | 4.69 | 55,632 |
| Top 10 Tallest U.S. States North to South | 0 | - | 4.74 | 40,660 |
| U.S. States by Borders | 0 | - | 4.63 | 35,067 |
| Save Americans by Guessing U.S. States | 0 | - | 4.61 | 182,504 |
| 10 Easternmost U.S. States | 0 | - | 4.53 | 56,234 |
| The Only U.S. State ... #1 | 0 | - | 4.52 | 101,133 |
| 50 States, 50 Cities - Hard Version | 0 | - | 4.46 | 43,986 |
| Fastest Growing U.S. States Since 1960 | 0 | - | 4.48 | 75,785 |
| Cities Founded by the French in North America | 0 | - | 4.50 | 40,277 |
| All 1M+ Cities in Africa on a Map | 0 | - | 4.93 | 25,787 |
| Speed Capital to U.S. State | 0 | - | 4.46 | 113,515 |
| 10 Southernmost U.S. State Capitals | 0 | - | 4.51 | 38,906 |
| 10 Northernmost U.S. State Capitals | 0 | - | 4.57 | 35,655 |
| 10 Easternmost U.S. State Capitals | 0 | - | 4.50 | 34,521 |
| Boroughs of New York City | 0 | - | 4.47 | 84,091 |
| American Countries with the Shortest Names | 0 | - | 4.96 | 120,328 |
| The Only American Country ... | 0 | - | 4.92 | 120,743 |
| Belize Country Quiz | 0 | - | 4.85 | 20,802 |
| Saint Vincent and the Grenadines Country Quiz | 0 | - | 4.88 | 19,050 |
| U.S. Cities with the Most International Tourists | 0 | - | 4.88 | 74,854 |
| All First-Level Subdivisions of Oceania on a Map | 0 | - | 4.97 | 26,910 |
| U.S. State Border Crossings | 0 | - | 4.97 | 95,944 |
| U.S. States with the Longest International Borders | 0 | - | 4.78 | 45,573 |
| Longest U.S. State Borders | 0 | - | 4.67 | 39,378 |
| U.S. States with the Fewest Borders | 0 | - | 4.77 | 113,024 |
| U.S. States with the Most Borders | 0 | - | 4.53 | 62,226 |
| Walking Across U.S. State Borders with Hints | 0 | - | 4.74 | 34,927 |
| U.S. States with the Fewest Immigrants | 0 | - | 4.63 | 65,401 |
| Pixelated Africa Map | 0 | - | 4.98 | 99,054 |
| Pixelated Asia Map | 0 | - | 4.90 | 72,391 |
| Pixelated Europe Map | 0 | - | 4.88 | 121,787 |
| Countries of Europe in 1815 With a Map | 0 | - | 4.99 | 148,927 |
| Countries of Europe in 1848 | 0 | - | 4.98 | 75,404 |
| Countries of Europe in 1870 with a Map | 0 | - | 4.95 | 63,384 |
| Every Country of Europe Since 1815 With a Map | 0 | - | 4.98 | 70,098 |
| Countries of Europe in 1360 with a Map | 0 | - | 4.99 | 56,007 |
| U.S. States with the Highest Percentage of Farmland | 0 | - | 4.80 | 65,274 |
| U.S. States with the Lowest Percentage of Farmland | 0 | - | 4.74 | 55,028 |
| Top 10 U.S. States with the Highest Elevation | 0 | - | 4.51 | 67,766 |
| U.S. States with the Lowest Average Elevation | 0 | - | 4.55 | 38,390 |
| U.S. States With the Highest Average Elevation | 0 | - | 4.61 | 32,663 |
| U.S. License Plates Picture Quiz | 0 | - | 4.59 | 52,659 |
| 100 Biggest Cities and Towns in the UK | 0 | - | 4.97 | 144,912 |
| World Capitals by First Two Letters in 90 Seconds | 0 | - | 4.35 | 245,805 |
| U.S. Suburbs Quiz | 0 | - | 4.47 | 18,339 |
| Biggest Spanish Empire Countries | 0 | - | 4.91 | 114,814 |
| Top 10 Biggest Economies in the Americas | 0 | - | 4.94 | 91,074 |
| Countries in Southeast Asia With an Empty Map | 0 | - | 4.97 | 100,785 |
| Dominica Country Quiz | 0 | - | 4.81 | 19,668 |
| Brazil States Map Quiz | 0 | - | 4.85 | 47,377 |
| Europe Map Quiz | 0 | - | 5.00 | 4,730,801 |
| Largest United States Airlines | 0 | - | 4.39 | 54,833 |
| States of Brazil | 0 | - | 4.98 | 86,369 |
| Departments of France | 0 | - | 4.93 | 52,794 |
| Countries of the Mongol Empire on a Map | 0 | - | 4.99 | 105,872 |
| Modern-Day Countries of the British Empire in 1921 | 0 | - | 4.99 | 116,250 |
| European Map without 10 Random Countries | 0 | - | 4.97 | 274,176 |
| Biggest Cities in the U.S. - Extreme | 0 | - | 4.96 | 158,247 |
| Biggest Cities in Each U.S. State - Extreme | 0 | - | 4.93 | 78,711 |
| 10 Biggest Cities by U.S. State | 0 | - | 4.95 | 40,761 |
| 500 Biggest U.S. Urban Areas | 0 | - | 4.90 | 115,476 |
| U.S. Cities Chain | 0 | - | 4.21 | 35,142 |
| South American Cities on the Map | 0 | - | 4.57 | 35,241 |
| ALL California Cities | 0 | - | 4.36 | 42,812 |
| U.S. Cities with the Least Precipitation | 0 | - | 4.42 | 12,387 |
| South American Capitals - Map Quiz | 0 | - | 4.98 | 129,433 |
| Top 10 Oldest U.S. State Capitals | 0 | - | 4.55 | 31,920 |
| Top 10 American Countries by Coastline | 0 | - | 4.96 | 88,070 |
| Countries in the Ottoman Empire | 0 | - | 4.89 | 72,265 |
| Top 10 Richest Countries in the Americas | 0 | - | 4.90 | 76,092 |
| Biggest Mongol Empire Countries | 0 | - | 4.89 | 80,662 |
| Biggest Trading Partners - United States | 0 | - | 4.63 | 106,340 |
| Colombia Country Quiz | 0 | - | 4.90 | 40,309 |
| Canada Country Quiz | 0 | - | 4.54 | 131,695 |
| Hawaiian Islands Map Quiz | 0 | - | 4.78 | 22,202 |
| Canada Cities Map Quiz | 0 | - | 4.63 | 123,597 |
| U.S. Cities by Picture #1 | 0 | - | 4.37 | 34,352 |
| Cities by Picture #2 | 0 | - | 4.19 | 34,934 |
| U.S. Geography by Letter - C | 0 | - | 4.26 | 73,341 |
| U.S. Geography by Letter - A | 0 | - | 4.38 | 62,313 |
| U.S. Geography by Letter - D | 0 | - | 4.08 | 56,309 |
| U.S. Geography by Letter - T | 0 | - | 4.27 | 48,996 |
| U.S. Geography by Letter - P | 0 | - | 4.34 | 47,382 |
| U.S. Geography by Letter - M | 0 | - | 4.13 | 52,595 |
| U.S. Geography by Letter - L | 0 | - | 4.03 | 40,356 |
| U.S. Geography by Letter - G | 0 | - | 4.12 | 38,601 |
| U.S. Geography By Letter - H | 0 | - | 4.35 | 39,334 |
| States and Provinces that touch the Rocky Mountains | 0 | - | 4.42 | 32,413 |
| Last 10 U.S. States Alphabetically | 0 | - | 4.35 | 74,602 |
| Top 10 Least Populous U.S. State Capitals | 0 | - | 4.52 | 21,461 |
| 10 U.S. States With The Highest Murder Rates | 0 | - | 4.46 | 51,821 |
| Flyover States | 0 | - | 4.52 | 29,390 |
| 10 Northernmost U.S. States | 0 | - | 4.90 | 81,890 |
| U.S. States With Double Letters | 0 | - | 4.54 | 23,912 |
| 10 U.S. States With The Lowest Murder Rates | 0 | - | 4.51 | 39,478 |
| U.S. States Bigger than Their Neighbors | 0 | - | 4.27 | 75,808 |
| Name a Valid U.S. State #2 | 0 | - | 4.63 | 76,476 |
| Name a Valid U.S. State #3 | 0 | - | 4.78 | 48,683 |
| U.S. State Superlatives #1 | 0 | - | 4.47 | 87,266 |
| U.S. State Superlatives #2 | 0 | - | 4.53 | 40,474 |
| 50 States, 50 Cities - Easy Version | 0 | - | 4.39 | 127,986 |
| Top 10 Largest U.S. States by Area | 0 | - | 4.95 | 158,864 |
| Top 10 Smallest U.S. States by Area | 0 | - | 4.98 | 177,074 |
| Top 10 Poorest U.S. States by Median Income | 0 | - | 4.86 | 124,474 |
| U.S. States with the Highest Population Density | 0 | - | 4.47 | 68,273 |
| U.S. States with the Highest Percentage of Hispanics | 0 | - | 4.85 | 69,063 |
| Top 10 Newest U.S. States | 0 | - | 4.85 | 85,653 |
| Top 10 U.S. States With the Most Tornadoes | 0 | - | 4.53 | 64,419 |
| Top 10 Least Religious U.S. States | 0 | - | 4.51 | 34,081 |
| Top 10 U.S. States by Public Transit | 0 | - | 4.77 | 63,400 |
| Top 10 U.S. States Where the Rent is Too Dang High | 0 | - | 4.84 | 66,818 |
| Top 10 U.S. States with the Most Precipitation | 0 | - | 4.46 | 41,561 |
