| Every U.S. Metro Area on a Map | 0 | - | 4.97 | 80,607 |
| All 3,143 Counties of the United States on a Map | 0 | - | 4.97 | 327,597 |
| Pixelated United States Map | 0 | - | 4.89 | 93,350 |
| US States with an Empty Map | 0 | - | 5.00 | 618,247 |
| US States Quiz | 0 | - | 5.00 | 16,682,163 |
| States of the U.S. in Alphabetical Order | 0 | - | 4.98 | 365,082 |
| Most-Visited U.S. Cities | 0 | - | 4.85 | 92,111 |
| Total United States Immigration by Country | 0 | - | 4.91 | 110,542 |
| "Do Not Travel" Countries for U.S. Citizens | 0 | - | 4.97 | 240,029 |
| Name the U.S. National Parks | 0 | - | 4.85 | 58,077 |
| Most-Visited Countries by Americans | 0 | - | 4.87 | 108,315 |
| Countries that Visit the United States the Most | 0 | - | 4.96 | 90,736 |
| The 13 Colonies Quiz | 0 | - | 4.97 | 116,608 |
| U.S. States with the Letter Y | 0 | - | 4.85 | 110,239 |
| 10 Southernmost U.S. States | 0 | - | 4.88 | 112,297 |
| U.S. States with Short Names | 0 | - | 4.91 | 147,509 |
| U.S. States that Start with M | 0 | - | 4.93 | 185,785 |
| U.S. States By Population | 0 | - | 4.92 | 152,266 |
| U.S. States that Start with N | 0 | - | 4.95 | 170,277 |
| U.S. States with Longest Names | 0 | - | 4.84 | 43,785 |
| U.S. States with a Unique First Letter | 0 | - | 4.96 | 87,460 |
| 10 Westernmost U.S. States | 0 | - | 4.95 | 63,720 |
| The Only Remaining U.S. State . . . | 0 | - | 4.92 | 64,793 |
| Top 10 Least Populous U.S. States | 0 | - | 4.94 | 190,272 |
| Top 10 Most Populous U.S. States | 0 | - | 4.97 | 172,083 |
| Most Guessed U.S. Cities | 0 | - | 4.88 | 104,731 |
| U.S. Cities with the Biggest Economies | 0 | - | 4.83 | 71,949 |
| US State Capitals Quiz - No Hints | 0 | - | 4.98 | 94,446 |
| 10 Westernmost U.S. State Capitals | 0 | - | 4.90 | 47,829 |
| Countries Closest to United States by Continent | 0 | - | 4.99 | 145,289 |
| Countries that Beat the United States | 0 | - | 4.93 | 165,402 |
| Top 10 Most-Visited U.S. States | 0 | - | 4.90 | 100,989 |
| 10 Longest Rivers in the United States | 0 | - | 4.85 | 38,775 |
| U.S. States with the Most Immigrants | 0 | - | 4.84 | 81,878 |
| U.S. States or European Countries by Area | 0 | - | 4.94 | 94,565 |
| Louisiana Purchase with a Map | 0 | - | 4.96 | 47,471 |
| U.S. States or European Countries by Population | 0 | - | 4.97 | 131,808 |
| Biggest Cities in a Strip of the United States Map | 0 | - | 4.73 | 40,551 |
| Cities on Route 66 on a Map | 0 | - | 4.53 | 32,773 |
| U.S. State Capitals Map Quiz | 0 | - | 4.93 | 142,237 |
| Name a Valid U.S. State #1 | 0 | - | 4.93 | 206,479 |
| Top 10 Coldest U.S. States | 0 | - | 4.94 | 123,789 |
| Top 10 Hottest U.S. States | 0 | - | 4.86 | 124,567 |
| U.S. States with the Lowest Population Density | 0 | - | 4.92 | 93,568 |
| Top 10 Most Native American U.S. States | 0 | - | 4.87 | 90,955 |
| Top 10 U.S. States with the Least Precipitation | 0 | - | 4.82 | 61,515 |
| Capitals of Canadian Provinces | 0 | - | 4.85 | 88,309 |
| Mexico States Map Quiz | 0 | - | 4.84 | 103,692 |
| States of Mexico | 0 | - | 4.95 | 173,066 |
| All First-Level Subdivisions of South America on a Map | 0 | - | 4.92 | 52,809 |
| United States Map Quiz | 0 | - | 4.98 | 4,139,928 |
| 15 Largest Cities in North America With a Map | 0 | - | 4.98 | 46,374 |
| 100 Biggest Cities in North America on a Map | 0 | - | 4.84 | 61,457 |
| Countries Closest to Canada | 0 | - | 4.90 | 197,256 |
| Cities in U.S. History #1 | 0 | - | 4.25 | 37,509 |
| Modern Day Countries of Austria-Hungary on a Map | 0 | - | 4.98 | 102,420 |
| Modern Day Countries of the Japanese Empire on a Map | 0 | - | 4.98 | 88,340 |
| Modern-Day Countries of the Persian Empire on a Map | 0 | - | 4.98 | 69,144 |
| Countries that Beat Canada | 0 | - | 4.90 | 86,793 |
| Flags of North and South America | 0 | - | 4.99 | 365,807 |
| U.S Cities by African-American Population | 0 | - | 4.42 | 94,670 |
| 15 Largest Cities in Africa With a Map | 0 | - | 4.95 | 109,255 |
| 1M Cities by Proximity - United States | 0 | - | 4.55 | 149,617 |
| Countries with American Expatriates | 0 | - | 4.53 | 42,458 |
| Countries of Europe in 1650 with a Map | 0 | - | 4.95 | 67,197 |
| United States Country Quiz | 0 | - | 4.43 | 100,485 |
| United States Landmarks Map Quiz | 0 | - | 4.55 | 40,066 |
| Asian Countries Americans Travel to the Most | 0 | - | 4.75 | 59,609 |
| Busiest Air Routes from the U.S. | 0 | - | 4.46 | 76,579 |
| All First-Level Subdivisions of Europe on a Map | 0 | - | 4.98 | 167,582 |
| All First-Level Subdivisions of Asia on a Map | 0 | - | 4.93 | 49,029 |
| All First-Level Subdivisions of Africa on a Map | 0 | - | 4.92 | 32,610 |
| Top Asian Languages on a Map | 0 | - | 4.94 | 70,603 |
| Top African Languages on a Map | 0 | - | 4.92 | 72,273 |
| American Geography Quiz for Dummies | 0 | - | 4.41 | 68,669 |
| U.S. Cities with the Highest Murder Rate | 0 | - | 4.55 | 137,599 |
| Random U.S. City to State | 0 | - | 4.45 | 75,206 |
| Name a Valid U.S. City over 100,000 | 0 | - | 4.42 | 39,978 |
| Richest Metro Areas in the U.S. | 0 | - | 4.42 | 43,124 |
| South America Capitals Quiz | 0 | - | 5.00 | 476,878 |
| Countries Closest to the U. S. | 0 | - | 4.41 | 207,699 |
| U.S. Geography by Letter - B | 0 | - | 4.53 | 68,504 |
| U.S. Geography by Letter - S | 0 | - | 4.54 | 52,055 |
| 10 Closest Megacities to New York City | 0 | - | 4.52 | 67,184 |
| New England States | 0 | - | 4.51 | 59,699 |
| U.S. States by Land Area | 0 | - | 4.61 | 52,431 |
| Top 10 U.S. States by Inland Water Area | 0 | - | 4.53 | 37,875 |
| Add a Letter - Make a U.S. State | 0 | - | 4.72 | 82,264 |
| Top 10 Widest U.S. States East to West | 0 | - | 4.69 | 55,600 |
| Top 10 Tallest U.S. States North to South | 0 | - | 4.74 | 40,640 |
| U.S. States by Borders | 0 | - | 4.63 | 35,049 |
| Save Americans by Guessing U.S. States | 0 | - | 4.61 | 182,295 |
| 10 Easternmost U.S. States | 0 | - | 4.53 | 56,215 |
| The Only U.S. State ... #1 | 0 | - | 4.52 | 101,094 |
| 50 States, 50 Cities - Hard Version | 0 | - | 4.46 | 43,967 |
| Fastest Growing U.S. States Since 1960 | 0 | - | 4.48 | 75,760 |
| Cities Founded by the French in North America | 0 | - | 4.50 | 40,269 |
| All 1M+ Cities in Africa on a Map | 0 | - | 4.93 | 25,723 |
| Speed Capital to U.S. State | 0 | - | 4.46 | 113,465 |
| 10 Southernmost U.S. State Capitals | 0 | - | 4.51 | 38,884 |
| 10 Northernmost U.S. State Capitals | 0 | - | 4.57 | 35,633 |
| 10 Easternmost U.S. State Capitals | 0 | - | 4.50 | 34,490 |
| Boroughs of New York City | 0 | - | 4.47 | 84,064 |
| American Countries with the Shortest Names | 0 | - | 4.96 | 120,274 |
| The Only American Country ... | 0 | - | 4.92 | 120,670 |
| Belize Country Quiz | 0 | - | 4.85 | 20,782 |
| Saint Vincent and the Grenadines Country Quiz | 0 | - | 4.88 | 19,032 |
| U.S. Cities with the Most International Tourists | 0 | - | 4.88 | 74,773 |
| All First-Level Subdivisions of Oceania on a Map | 0 | - | 4.97 | 26,883 |
| U.S. State Border Crossings | 0 | - | 4.97 | 95,865 |
| U.S. States with the Longest International Borders | 0 | - | 4.78 | 45,549 |
| Longest U.S. State Borders | 0 | - | 4.67 | 39,334 |
| U.S. States with the Fewest Borders | 0 | - | 4.77 | 112,974 |
| U.S. States with the Most Borders | 0 | - | 4.53 | 62,220 |
| Walking Across U.S. State Borders with Hints | 0 | - | 4.74 | 34,922 |
| U.S. States with the Fewest Immigrants | 0 | - | 4.63 | 65,355 |
| Pixelated Africa Map | 0 | - | 4.98 | 98,976 |
| Pixelated Asia Map | 0 | - | 4.90 | 72,308 |
| Pixelated Europe Map | 0 | - | 4.88 | 121,681 |
| Countries of Europe in 1815 With a Map | 0 | - | 4.99 | 148,795 |
| Countries of Europe in 1848 | 0 | - | 4.98 | 75,311 |
| Countries of Europe in 1870 with a Map | 0 | - | 4.95 | 63,262 |
| Every Country of Europe Since 1815 With a Map | 0 | - | 4.98 | 70,004 |
| Countries of Europe in 1360 with a Map | 0 | - | 4.99 | 55,924 |
| U.S. States with the Highest Percentage of Farmland | 0 | - | 4.80 | 65,259 |
| U.S. States with the Lowest Percentage of Farmland | 0 | - | 4.74 | 55,012 |
| Top 10 U.S. States with the Highest Elevation | 0 | - | 4.51 | 67,756 |
| U.S. States with the Lowest Average Elevation | 0 | - | 4.55 | 38,380 |
| U.S. States With the Highest Average Elevation | 0 | - | 4.61 | 32,653 |
| U.S. License Plates Picture Quiz | 0 | - | 4.59 | 52,627 |
| 100 Biggest Cities and Towns in the UK | 0 | - | 4.97 | 144,692 |
| World Capitals by First Two Letters in 90 Seconds | 0 | - | 4.35 | 245,757 |
| U.S. Suburbs Quiz | 0 | - | 4.47 | 18,335 |
| Biggest Spanish Empire Countries | 0 | - | 4.91 | 114,684 |
| Top 10 Biggest Economies in the Americas | 0 | - | 4.94 | 91,015 |
| Countries in Southeast Asia With an Empty Map | 0 | - | 4.97 | 100,738 |
| Dominica Country Quiz | 0 | - | 4.81 | 19,650 |
| Brazil States Map Quiz | 0 | - | 4.85 | 47,339 |
| Europe Map Quiz | 0 | - | 5.00 | 4,727,969 |
| Largest United States Airlines | 0 | - | 4.39 | 54,815 |
| States of Brazil | 0 | - | 4.98 | 86,234 |
| Departments of France | 0 | - | 4.93 | 52,683 |
| Countries of the Mongol Empire on a Map | 0 | - | 4.99 | 105,726 |
| Modern-Day Countries of the British Empire in 1921 | 0 | - | 4.99 | 116,126 |
| European Map without 10 Random Countries | 0 | - | 4.97 | 274,002 |
| Biggest Cities in the U.S. - Extreme | 0 | - | 4.96 | 158,141 |
| Biggest Cities in Each U.S. State - Extreme | 0 | - | 4.93 | 78,617 |
| 10 Biggest Cities by U.S. State | 0 | - | 4.95 | 40,633 |
| 500 Biggest U.S. Urban Areas | 0 | - | 4.90 | 115,329 |
| U.S. Cities Chain | 0 | - | 4.21 | 35,101 |
| South American Cities on the Map | 0 | - | 4.57 | 35,230 |
| ALL California Cities | 0 | - | 4.36 | 42,801 |
| U.S. Cities with the Least Precipitation | 0 | - | 4.42 | 12,380 |
| South American Capitals - Map Quiz | 0 | - | 4.98 | 129,329 |
| Top 10 Oldest U.S. State Capitals | 0 | - | 4.55 | 31,897 |
| Top 10 American Countries by Coastline | 0 | - | 4.96 | 88,044 |
| Countries in the Ottoman Empire | 0 | - | 4.89 | 72,208 |
| Top 10 Richest Countries in the Americas | 0 | - | 4.90 | 76,051 |
| Biggest Mongol Empire Countries | 0 | - | 4.89 | 80,610 |
| Biggest Trading Partners - United States | 0 | - | 4.63 | 106,317 |
| Colombia Country Quiz | 0 | - | 4.90 | 40,277 |
| Canada Country Quiz | 0 | - | 4.54 | 131,639 |
| Hawaiian Islands Map Quiz | 0 | - | 4.78 | 22,199 |
| Canada Cities Map Quiz | 0 | - | 4.63 | 123,559 |
| U.S. Cities by Picture #1 | 0 | - | 4.37 | 34,330 |
| Cities by Picture #2 | 0 | - | 4.19 | 34,918 |
| U.S. Geography by Letter - C | 0 | - | 4.26 | 73,311 |
| U.S. Geography by Letter - A | 0 | - | 4.38 | 62,274 |
| U.S. Geography by Letter - D | 0 | - | 4.08 | 56,273 |
| U.S. Geography by Letter - T | 0 | - | 4.27 | 48,960 |
| U.S. Geography by Letter - P | 0 | - | 4.34 | 47,351 |
| U.S. Geography by Letter - M | 0 | - | 4.13 | 52,573 |
| U.S. Geography by Letter - L | 0 | - | 4.03 | 40,322 |
| U.S. Geography by Letter - G | 0 | - | 4.12 | 38,573 |
| U.S. Geography By Letter - H | 0 | - | 4.38 | 39,293 |
| States and Provinces that touch the Rocky Mountains | 0 | - | 4.42 | 32,404 |
| Last 10 U.S. States Alphabetically | 0 | - | 4.35 | 74,570 |
| Top 10 Least Populous U.S. State Capitals | 0 | - | 4.52 | 21,453 |
| 10 U.S. States With The Highest Murder Rates | 0 | - | 4.45 | 49,729 |
| Flyover States | 0 | - | 4.52 | 29,376 |
| 10 Northernmost U.S. States | 0 | - | 4.90 | 81,844 |
| U.S. States With Double Letters | 0 | - | 4.54 | 23,887 |
| 10 U.S. States With The Lowest Murder Rates | 0 | - | 4.49 | 37,095 |
| U.S. States Bigger than Their Neighbors | 0 | - | 4.27 | 75,767 |
| Name a Valid U.S. State #2 | 0 | - | 4.63 | 76,407 |
| Name a Valid U.S. State #3 | 0 | - | 4.78 | 48,655 |
| U.S. State Superlatives #1 | 0 | - | 4.47 | 87,247 |
| U.S. State Superlatives #2 | 0 | - | 4.53 | 40,454 |
| 50 States, 50 Cities - Easy Version | 0 | - | 4.39 | 127,962 |
| Top 10 Largest U.S. States by Area | 0 | - | 4.95 | 158,786 |
| Top 10 Smallest U.S. States by Area | 0 | - | 4.98 | 177,036 |
| Top 10 Poorest U.S. States by Median Income | 0 | - | 4.86 | 124,406 |
| U.S. States with the Highest Population Density | 0 | - | 4.47 | 68,263 |
| U.S. States with the Highest Percentage of Hispanics | 0 | - | 4.85 | 69,032 |
| Top 10 Newest U.S. States | 0 | - | 4.85 | 85,620 |
| Top 10 U.S. States With the Most Tornadoes | 0 | - | 4.53 | 64,388 |
| Top 10 Least Religious U.S. States | 0 | - | 4.51 | 34,058 |
| Top 10 U.S. States by Public Transit | 0 | - | 4.77 | 63,364 |
| Top 10 U.S. States Where the Rent is Too Dang High | 0 | - | 4.84 | 66,759 |
| Top 10 U.S. States with the Most Precipitation | 0 | - | 4.46 | 41,546 |
