| Every U.S. Metro Area on a Map | 0 | - | 4.97 | 80,672 |
| All 3,143 Counties of the United States on a Map | 0 | - | 4.97 | 327,752 |
| Pixelated United States Map | 0 | - | 4.89 | 93,428 |
| US States with an Empty Map | 0 | - | 5.00 | 618,504 |
| US States Quiz | 0 | - | 5.00 | 16,691,088 |
| States of the U.S. in Alphabetical Order | 0 | - | 4.98 | 365,176 |
| Most-Visited U.S. Cities | 0 | - | 4.85 | 92,240 |
| Total United States Immigration by Country | 0 | - | 4.91 | 110,605 |
| "Do Not Travel" Countries for U.S. Citizens | 0 | - | 4.97 | 240,587 |
| Name the U.S. National Parks | 0 | - | 4.86 | 58,682 |
| Most-Visited Countries by Americans | 0 | - | 4.87 | 108,393 |
| Countries that Visit the United States the Most | 0 | - | 4.96 | 90,803 |
| The 13 Colonies Quiz | 0 | - | 4.97 | 116,670 |
| U.S. States with the Letter Y | 0 | - | 4.85 | 110,305 |
| 10 Southernmost U.S. States | 0 | - | 4.88 | 112,353 |
| U.S. States with Short Names | 0 | - | 4.91 | 147,580 |
| U.S. States that Start with M | 0 | - | 4.93 | 185,848 |
| U.S. States By Population | 0 | - | 4.92 | 152,313 |
| U.S. States that Start with N | 0 | - | 4.95 | 170,341 |
| U.S. States with Longest Names | 0 | - | 4.84 | 43,825 |
| U.S. States with a Unique First Letter | 0 | - | 4.96 | 87,501 |
| 10 Westernmost U.S. States | 0 | - | 4.95 | 63,737 |
| The Only Remaining U.S. State . . . | 0 | - | 4.92 | 64,843 |
| Top 10 Least Populous U.S. States | 0 | - | 4.94 | 190,336 |
| Top 10 Most Populous U.S. States | 0 | - | 4.97 | 172,244 |
| Most Guessed U.S. Cities | 0 | - | 4.88 | 104,835 |
| U.S. Cities with the Biggest Economies | 0 | - | 4.83 | 72,016 |
| US State Capitals Quiz - No Hints | 0 | - | 4.98 | 94,483 |
| 10 Westernmost U.S. State Capitals | 0 | - | 4.90 | 47,864 |
| Countries Closest to United States by Continent | 0 | - | 4.99 | 145,350 |
| Countries that Beat the United States | 0 | - | 4.93 | 165,488 |
| Top 10 Most-Visited U.S. States | 0 | - | 4.90 | 101,038 |
| 10 Longest Rivers in the United States | 0 | - | 4.85 | 38,789 |
| U.S. States with the Most Immigrants | 0 | - | 4.85 | 81,908 |
| U.S. States or European Countries by Area | 0 | - | 4.94 | 94,639 |
| Louisiana Purchase with a Map | 0 | - | 4.96 | 47,524 |
| U.S. States or European Countries by Population | 0 | - | 4.97 | 131,865 |
| Biggest Cities in a Strip of the United States Map | 0 | - | 4.73 | 40,578 |
| Cities on Route 66 on a Map | 0 | - | 4.53 | 32,784 |
| U.S. State Capitals Map Quiz | 0 | - | 4.93 | 142,291 |
| Name a Valid U.S. State #1 | 0 | - | 4.93 | 206,579 |
| Top 10 Coldest U.S. States | 0 | - | 4.94 | 123,824 |
| Top 10 Hottest U.S. States | 0 | - | 4.86 | 124,607 |
| U.S. States with the Lowest Population Density | 0 | - | 4.92 | 93,587 |
| Top 10 Most Native American U.S. States | 0 | - | 4.87 | 90,997 |
| Top 10 U.S. States with the Least Precipitation | 0 | - | 4.82 | 61,526 |
| Capitals of Canadian Provinces | 0 | - | 4.85 | 88,356 |
| Mexico States Map Quiz | 0 | - | 4.84 | 103,740 |
| States of Mexico | 0 | - | 4.95 | 173,229 |
| All First-Level Subdivisions of South America on a Map | 0 | - | 4.92 | 52,894 |
| United States Map Quiz | 0 | - | 4.98 | 4,140,848 |
| 15 Largest Cities in North America With a Map | 0 | - | 4.98 | 46,413 |
| 100 Biggest Cities in North America on a Map | 0 | - | 4.84 | 61,486 |
| Countries Closest to Canada | 0 | - | 4.90 | 197,301 |
| Cities in U.S. History #1 | 0 | - | 4.25 | 41,558 |
| Modern Day Countries of Austria-Hungary on a Map | 0 | - | 4.98 | 102,472 |
| Modern Day Countries of the Japanese Empire on a Map | 0 | - | 4.98 | 88,379 |
| Modern-Day Countries of the Persian Empire on a Map | 0 | - | 4.98 | 69,173 |
| Countries that Beat Canada | 0 | - | 4.90 | 86,821 |
| Flags of North and South America | 0 | - | 4.99 | 366,582 |
| U.S Cities by African-American Population | 0 | - | 4.42 | 94,698 |
| 15 Largest Cities in Africa With a Map | 0 | - | 4.95 | 109,305 |
| 1M Cities by Proximity - United States | 0 | - | 4.55 | 149,658 |
| Countries with American Expatriates | 0 | - | 4.53 | 42,465 |
| Countries of Europe in 1650 with a Map | 0 | - | 4.95 | 67,266 |
| United States Country Quiz | 0 | - | 4.43 | 100,535 |
| United States Landmarks Map Quiz | 0 | - | 4.55 | 40,072 |
| Asian Countries Americans Travel to the Most | 0 | - | 4.75 | 59,635 |
| Busiest Air Routes from the U.S. | 0 | - | 4.46 | 76,588 |
| All First-Level Subdivisions of Europe on a Map | 0 | - | 4.98 | 167,734 |
| All First-Level Subdivisions of Asia on a Map | 0 | - | 4.93 | 49,097 |
| All First-Level Subdivisions of Africa on a Map | 0 | - | 4.92 | 32,652 |
| Top Asian Languages on a Map | 0 | - | 4.95 | 70,641 |
| Top African Languages on a Map | 0 | - | 4.92 | 72,346 |
| American Geography Quiz for Dummies | 0 | - | 4.41 | 68,685 |
| U.S. Cities with the Highest Murder Rate | 0 | - | 4.55 | 137,637 |
| Random U.S. City to State | 0 | - | 4.45 | 75,272 |
| Name a Valid U.S. City over 100,000 | 0 | - | 4.42 | 39,996 |
| Richest Metro Areas in the U.S. | 0 | - | 4.42 | 43,167 |
| South America Capitals Quiz | 0 | - | 5.00 | 477,052 |
| Countries Closest to the U. S. | 0 | - | 4.41 | 207,778 |
| U.S. Geography by Letter - B | 0 | - | 4.53 | 68,520 |
| U.S. Geography by Letter - S | 0 | - | 4.54 | 52,070 |
| 10 Closest Megacities to New York City | 0 | - | 4.52 | 67,191 |
| New England States | 0 | - | 4.51 | 59,704 |
| U.S. States by Land Area | 0 | - | 4.61 | 52,462 |
| Top 10 U.S. States by Inland Water Area | 0 | - | 4.53 | 37,880 |
| Add a Letter - Make a U.S. State | 0 | - | 4.72 | 82,295 |
| Top 10 Widest U.S. States East to West | 0 | - | 4.69 | 55,614 |
| Top 10 Tallest U.S. States North to South | 0 | - | 4.74 | 40,651 |
| U.S. States by Borders | 0 | - | 4.63 | 35,057 |
| Save Americans by Guessing U.S. States | 0 | - | 4.61 | 182,411 |
| 10 Easternmost U.S. States | 0 | - | 4.53 | 56,221 |
| The Only U.S. State ... #1 | 0 | - | 4.52 | 101,113 |
| 50 States, 50 Cities - Hard Version | 0 | - | 4.46 | 43,976 |
| Fastest Growing U.S. States Since 1960 | 0 | - | 4.48 | 75,775 |
| Cities Founded by the French in North America | 0 | - | 4.50 | 40,275 |
| All 1M+ Cities in Africa on a Map | 0 | - | 4.93 | 25,756 |
| Speed Capital to U.S. State | 0 | - | 4.46 | 113,494 |
| 10 Southernmost U.S. State Capitals | 0 | - | 4.51 | 38,897 |
| 10 Northernmost U.S. State Capitals | 0 | - | 4.57 | 35,648 |
| 10 Easternmost U.S. State Capitals | 0 | - | 4.50 | 34,512 |
| Boroughs of New York City | 0 | - | 4.47 | 84,074 |
| American Countries with the Shortest Names | 0 | - | 4.96 | 120,303 |
| The Only American Country ... | 0 | - | 4.92 | 120,713 |
| Belize Country Quiz | 0 | - | 4.85 | 20,791 |
| Saint Vincent and the Grenadines Country Quiz | 0 | - | 4.88 | 19,041 |
| U.S. Cities with the Most International Tourists | 0 | - | 4.88 | 74,824 |
| All First-Level Subdivisions of Oceania on a Map | 0 | - | 4.97 | 26,891 |
| U.S. State Border Crossings | 0 | - | 4.97 | 95,921 |
| U.S. States with the Longest International Borders | 0 | - | 4.78 | 45,562 |
| Longest U.S. State Borders | 0 | - | 4.67 | 39,363 |
| U.S. States with the Fewest Borders | 0 | - | 4.77 | 112,998 |
| U.S. States with the Most Borders | 0 | - | 4.53 | 62,224 |
| Walking Across U.S. State Borders with Hints | 0 | - | 4.74 | 34,926 |
| U.S. States with the Fewest Immigrants | 0 | - | 4.63 | 65,385 |
| Pixelated Africa Map | 0 | - | 4.98 | 99,025 |
| Pixelated Asia Map | 0 | - | 4.90 | 72,356 |
| Pixelated Europe Map | 0 | - | 4.88 | 121,744 |
| Countries of Europe in 1815 With a Map | 0 | - | 4.99 | 148,862 |
| Countries of Europe in 1848 | 0 | - | 4.98 | 75,360 |
| Countries of Europe in 1870 with a Map | 0 | - | 4.95 | 63,323 |
| Every Country of Europe Since 1815 With a Map | 0 | - | 4.98 | 70,053 |
| Countries of Europe in 1360 with a Map | 0 | - | 4.99 | 55,968 |
| U.S. States with the Highest Percentage of Farmland | 0 | - | 4.80 | 65,269 |
| U.S. States with the Lowest Percentage of Farmland | 0 | - | 4.74 | 55,018 |
| Top 10 U.S. States with the Highest Elevation | 0 | - | 4.51 | 67,760 |
| U.S. States with the Lowest Average Elevation | 0 | - | 4.55 | 38,385 |
| U.S. States With the Highest Average Elevation | 0 | - | 4.61 | 32,661 |
| U.S. License Plates Picture Quiz | 0 | - | 4.59 | 52,644 |
| 100 Biggest Cities and Towns in the UK | 0 | - | 4.97 | 144,808 |
| World Capitals by First Two Letters in 90 Seconds | 0 | - | 4.35 | 245,782 |
| U.S. Suburbs Quiz | 0 | - | 4.47 | 18,336 |
| Biggest Spanish Empire Countries | 0 | - | 4.91 | 114,721 |
| Top 10 Biggest Economies in the Americas | 0 | - | 4.94 | 91,042 |
| Countries in Southeast Asia With an Empty Map | 0 | - | 4.97 | 100,763 |
| Dominica Country Quiz | 0 | - | 4.81 | 19,662 |
| Brazil States Map Quiz | 0 | - | 4.85 | 47,361 |
| Europe Map Quiz | 0 | - | 5.00 | 4,729,610 |
| Largest United States Airlines | 0 | - | 4.39 | 54,826 |
| States of Brazil | 0 | - | 4.98 | 86,305 |
| Departments of France | 0 | - | 4.93 | 52,745 |
| Countries of the Mongol Empire on a Map | 0 | - | 4.99 | 105,805 |
| Modern-Day Countries of the British Empire in 1921 | 0 | - | 4.99 | 116,188 |
| European Map without 10 Random Countries | 0 | - | 4.97 | 274,088 |
| Biggest Cities in the U.S. - Extreme | 0 | - | 4.96 | 158,203 |
| Biggest Cities in Each U.S. State - Extreme | 0 | - | 4.93 | 78,668 |
| 10 Biggest Cities by U.S. State | 0 | - | 4.95 | 40,707 |
| 500 Biggest U.S. Urban Areas | 0 | - | 4.90 | 115,416 |
| U.S. Cities Chain | 0 | - | 4.21 | 35,124 |
| South American Cities on the Map | 0 | - | 4.57 | 35,238 |
| ALL California Cities | 0 | - | 4.36 | 42,807 |
| U.S. Cities with the Least Precipitation | 0 | - | 4.42 | 12,384 |
| South American Capitals - Map Quiz | 0 | - | 4.98 | 129,382 |
| Top 10 Oldest U.S. State Capitals | 0 | - | 4.55 | 31,915 |
| Top 10 American Countries by Coastline | 0 | - | 4.96 | 88,059 |
| Countries in the Ottoman Empire | 0 | - | 4.89 | 72,238 |
| Top 10 Richest Countries in the Americas | 0 | - | 4.90 | 76,067 |
| Biggest Mongol Empire Countries | 0 | - | 4.89 | 80,636 |
| Biggest Trading Partners - United States | 0 | - | 4.63 | 106,333 |
| Colombia Country Quiz | 0 | - | 4.90 | 40,299 |
| Canada Country Quiz | 0 | - | 4.54 | 131,674 |
| Hawaiian Islands Map Quiz | 0 | - | 4.78 | 22,200 |
| Canada Cities Map Quiz | 0 | - | 4.63 | 123,582 |
| U.S. Cities by Picture #1 | 0 | - | 4.37 | 34,342 |
| Cities by Picture #2 | 0 | - | 4.19 | 34,927 |
| U.S. Geography by Letter - C | 0 | - | 4.26 | 73,331 |
| U.S. Geography by Letter - A | 0 | - | 4.38 | 62,300 |
| U.S. Geography by Letter - D | 0 | - | 4.08 | 56,294 |
| U.S. Geography by Letter - T | 0 | - | 4.27 | 48,983 |
| U.S. Geography by Letter - P | 0 | - | 4.34 | 47,372 |
| U.S. Geography by Letter - M | 0 | - | 4.13 | 52,582 |
| U.S. Geography by Letter - L | 0 | - | 4.03 | 40,341 |
| U.S. Geography by Letter - G | 0 | - | 4.12 | 38,589 |
| U.S. Geography By Letter - H | 0 | - | 4.35 | 39,314 |
| States and Provinces that touch the Rocky Mountains | 0 | - | 4.42 | 32,408 |
| Last 10 U.S. States Alphabetically | 0 | - | 4.35 | 74,588 |
| Top 10 Least Populous U.S. State Capitals | 0 | - | 4.52 | 21,458 |
| 10 U.S. States With The Highest Murder Rates | 0 | - | 4.45 | 50,494 |
| Flyover States | 0 | - | 4.52 | 29,383 |
| 10 Northernmost U.S. States | 0 | - | 4.90 | 81,867 |
| U.S. States With Double Letters | 0 | - | 4.54 | 23,903 |
| 10 U.S. States With The Lowest Murder Rates | 0 | - | 4.49 | 37,836 |
| U.S. States Bigger than Their Neighbors | 0 | - | 4.27 | 75,784 |
| Name a Valid U.S. State #2 | 0 | - | 4.63 | 76,438 |
| Name a Valid U.S. State #3 | 0 | - | 4.78 | 48,671 |
| U.S. State Superlatives #1 | 0 | - | 4.47 | 87,258 |
| U.S. State Superlatives #2 | 0 | - | 4.53 | 40,463 |
| 50 States, 50 Cities - Easy Version | 0 | - | 4.39 | 127,977 |
| Top 10 Largest U.S. States by Area | 0 | - | 4.95 | 158,831 |
| Top 10 Smallest U.S. States by Area | 0 | - | 4.98 | 177,053 |
| Top 10 Poorest U.S. States by Median Income | 0 | - | 4.86 | 124,448 |
| U.S. States with the Highest Population Density | 0 | - | 4.47 | 68,269 |
| U.S. States with the Highest Percentage of Hispanics | 0 | - | 4.85 | 69,050 |
| Top 10 Newest U.S. States | 0 | - | 4.85 | 85,642 |
| Top 10 U.S. States With the Most Tornadoes | 0 | - | 4.53 | 64,404 |
| Top 10 Least Religious U.S. States | 0 | - | 4.51 | 34,069 |
| Top 10 U.S. States by Public Transit | 0 | - | 4.77 | 63,387 |
| Top 10 U.S. States Where the Rent is Too Dang High | 0 | - | 4.84 | 66,798 |
| Top 10 U.S. States with the Most Precipitation | 0 | - | 4.46 | 41,555 |
