| US States Quiz | 0 | - | 5.00 | 16,775,381 |
| United States Map Quiz | 0 | - | 4.98 | 4,148,013 |
| States of the U.S. in Alphabetical Order | 0 | - | 4.98 | 366,096 |
| Most-Visited U.S. Cities | 0 | - | 4.85 | 92,992 |
| Every U.S. Metro Area on a Map | 0 | - | 4.97 | 81,223 |
| Total United States Immigration by Country | 0 | - | 4.91 | 111,009 |
| "Do Not Travel" Countries for U.S. Citizens | 0 | - | 4.97 | 242,189 |
| Name the U.S. National Parks | 0 | - | 4.86 | 59,548 |
| All 3,143 Counties of the United States on a Map | 0 | - | 4.97 | 329,719 |
| Most-Visited Countries by Americans | 0 | - | 4.87 | 108,973 |
| Countries that Visit the United States the Most | 0 | - | 4.96 | 91,224 |
| Pixelated United States Map | 0 | - | 4.89 | 93,801 |
| The 13 Colonies Quiz | 0 | - | 4.97 | 117,328 |
| U.S. States with the Letter Y | 0 | - | 4.85 | 110,905 |
| 10 Southernmost U.S. States | 0 | - | 4.88 | 112,902 |
| U.S. States with Short Names | 0 | - | 4.91 | 148,330 |
| U.S. States that Start with M | 0 | - | 4.93 | 186,564 |
| U.S. States By Population | 0 | - | 4.92 | 152,771 |
| U.S. States that Start with N | 0 | - | 4.95 | 170,869 |
| U.S. States with Longest Names | 0 | - | 4.84 | 44,158 |
| U.S. States with a Unique First Letter | 0 | - | 4.96 | 87,936 |
| 10 Westernmost U.S. States | 0 | - | 4.95 | 63,972 |
| The Only Remaining U.S. State . . . | 0 | - | 4.92 | 65,243 |
| US States with an Empty Map | 0 | - | 5.00 | 621,260 |
| Top 10 Least Populous U.S. States | 0 | - | 4.94 | 190,994 |
| Top 10 Most Populous U.S. States | 0 | - | 4.97 | 173,811 |
| Most Guessed U.S. Cities | 0 | - | 4.89 | 105,416 |
| U.S. Cities with the Biggest Economies | 0 | - | 4.84 | 72,388 |
| US State Capitals Quiz - No Hints | 0 | - | 4.98 | 94,819 |
| 10 Westernmost U.S. State Capitals | 0 | - | 4.90 | 47,985 |
| Countries Closest to United States by Continent | 0 | - | 4.99 | 145,800 |
| Countries that Beat the United States | 0 | - | 4.93 | 166,112 |
| Top 10 Most-Visited U.S. States | 0 | - | 4.90 | 101,392 |
| 10 Longest Rivers in the United States | 0 | - | 4.85 | 38,937 |
| U.S. States with the Most Immigrants | 0 | - | 4.85 | 82,191 |
| U.S. States or European Countries by Area | 0 | - | 4.95 | 95,290 |
| Louisiana Purchase with a Map | 0 | - | 4.96 | 48,066 |
| U.S. States or European Countries by Population | 0 | - | 4.97 | 132,485 |
| Capitals of Canadian Provinces | 0 | - | 4.85 | 88,717 |
| U.S. State Capitals Map Quiz | 0 | - | 4.93 | 143,052 |
| Mexico States Map Quiz | 0 | - | 4.84 | 104,165 |
| States of Mexico | 0 | - | 4.95 | 174,605 |
| Name a Valid U.S. State #1 | 0 | - | 4.93 | 207,595 |
| Top 10 Coldest U.S. States | 0 | - | 4.94 | 124,207 |
| Top 10 Hottest U.S. States | 0 | - | 4.86 | 125,071 |
| U.S. States with the Lowest Population Density | 0 | - | 4.92 | 93,743 |
| Top 10 Most Native American U.S. States | 0 | - | 4.87 | 91,499 |
| Top 10 U.S. States with the Least Precipitation | 0 | - | 4.82 | 61,684 |
| South American Capitals - Map Quiz | 0 | - | 4.98 | 129,875 |
| Most-Visited Countries by Canadians | 0 | - | 4.82 | 39,172 |
| Countries Closest to Canada | 0 | - | 4.90 | 197,709 |
| U.S Cities by African-American Population | 0 | - | 4.42 | 95,139 |
| 1M Cities by Proximity - United States | 0 | - | 4.56 | 150,104 |
| Biggest Cities in a Strip of the United States Map | 0 | - | 4.73 | 40,750 |
| Cities on Route 66 on a Map | 0 | - | 4.53 | 32,937 |
| Countries with American Expatriates | 0 | - | 4.53 | 42,516 |
| United States Country Quiz | 0 | - | 4.43 | 101,011 |
| European Landmarks Map Quiz | 0 | - | 4.97 | 86,744 |
| Flags of North and South America | 0 | - | 4.99 | 370,008 |
| Asian Countries Americans Travel to the Most | 0 | - | 4.75 | 59,784 |
| Busiest Air Routes from the U.S. | 0 | - | 4.46 | 76,721 |
| South America Capitals Quiz | 0 | - | 5.00 | 479,075 |
| Hawaiian Islands Map Quiz | 0 | - | 4.78 | 22,222 |
| UK Cities Map Quiz | 0 | - | 4.96 | 463,190 |
| U.S. Cities with the Highest Murder Rate | 0 | - | 4.55 | 138,067 |
| Random U.S. City to State | 0 | - | 4.45 | 75,642 |
| Richest Metro Areas in the U.S. | 0 | - | 4.42 | 43,434 |
| African Capitals - Map Quiz | 0 | - | 4.93 | 61,954 |
| European Capitals - Map Quiz | 0 | - | 4.97 | 118,557 |
| Asian Capitals - Map Quiz | 0 | - | 4.95 | 60,804 |
| American Countries with the Shortest Names | 0 | - | 4.96 | 120,717 |
| "Stan" Countries - Map Quiz | 0 | - | 4.98 | 134,594 |
| The Only American Country ... | 0 | - | 4.92 | 121,154 |
| Countries Closest to the U. S. | 0 | - | 4.41 | 208,426 |
| Belize Country Quiz | 0 | - | 4.85 | 20,874 |
| Counties of England Map Quiz | 0 | - | 4.97 | 306,621 |
| U.S. Cities with the Most International Tourists | 0 | - | 4.88 | 75,155 |
| U.S. State Border Crossings | 0 | - | 4.97 | 96,195 |
| U.S. Geography by Letter - B | 0 | - | 4.53 | 68,968 |
| U.S. Geography by Letter - S | 0 | - | 4.55 | 52,458 |
| 10 Closest Megacities to New York City | 0 | - | 4.52 | 67,245 |
| New England States | 0 | - | 4.51 | 59,755 |
| U.S. States by Land Area | 0 | - | 4.61 | 52,625 |
| Top 10 U.S. States by Inland Water Area | 0 | - | 4.53 | 37,945 |
| Add a Letter - Make a U.S. State | 0 | - | 4.72 | 82,551 |
| Top 10 Widest U.S. States East to West | 0 | - | 4.70 | 55,812 |
| Top 10 Tallest U.S. States North to South | 0 | - | 4.74 | 40,786 |
| U.S. States by Borders | 0 | - | 4.63 | 35,188 |
| 10 Easternmost U.S. States | 0 | - | 4.53 | 56,358 |
| The Only U.S. State ... #1 | 0 | - | 4.52 | 101,808 |
| 50 States, 50 Cities - Hard Version | 0 | - | 4.46 | 44,079 |
| Fastest Growing U.S. States Since 1960 | 0 | - | 4.48 | 75,990 |
| Speed Capital to U.S. State | 0 | - | 4.46 | 113,714 |
| 10 Southernmost U.S. State Capitals | 0 | - | 4.51 | 38,966 |
| 10 Northernmost U.S. State Capitals | 0 | - | 4.57 | 35,711 |
| 10 Easternmost U.S. State Capitals | 0 | - | 4.50 | 34,592 |
| Boroughs of New York City | 0 | - | 4.47 | 84,318 |
| Europe Map Quiz | 0 | - | 5.00 | 4,745,064 |
| U.S. States with the Longest International Borders | 0 | - | 4.78 | 45,691 |
| Longest U.S. State Borders | 0 | - | 4.67 | 39,577 |
| U.S. States with the Fewest Borders | 0 | - | 4.77 | 113,232 |
| U.S. States with the Most Borders | 0 | - | 4.53 | 62,264 |
| Walking Across U.S. State Borders with Hints | 0 | - | 4.74 | 34,976 |
| U.S. States with the Fewest Immigrants | 0 | - | 4.63 | 65,586 |
| U.S. States with the Highest Percentage of Farmland | 0 | - | 4.80 | 65,361 |
| U.S. States with the Lowest Percentage of Farmland | 0 | - | 4.74 | 55,103 |
| Top 10 U.S. States with the Highest Elevation | 0 | - | 4.51 | 67,816 |
| U.S. States with the Lowest Average Elevation | 0 | - | 4.55 | 38,435 |
| U.S. States With the Highest Average Elevation | 0 | - | 4.61 | 32,702 |
| U.S. License Plates Picture Quiz | 0 | - | 4.59 | 52,770 |
| Cities in U.S. History #1 | 0 | - | 4.31 | 45,314 |
| World Capitals by First Two Letters in 90 Seconds | 0 | - | 4.35 | 246,149 |
| Top 10 Oldest U.S. State Capitals | 0 | - | 4.55 | 31,978 |
| U.S. Suburbs Quiz | 0 | - | 4.47 | 18,366 |
| Top 10 Biggest Economies in the Americas | 0 | - | 4.93 | 91,443 |
| Countries Bordering the Mediterranean - Map Quiz | 0 | - | 4.86 | 88,710 |
| Biggest Trading Partners - United States | 0 | - | 4.63 | 106,496 |
| Brazil States Map Quiz | 0 | - | 4.85 | 47,635 |
| Largest United States Airlines | 0 | - | 4.39 | 54,917 |
| States of Brazil | 0 | - | 4.97 | 87,120 |
| All First-Level Subdivisions of South America on a Map | 0 | - | 4.92 | 53,361 |
| States and Provinces that touch the Rocky Mountains | 0 | - | 4.42 | 32,448 |
| 10 U.S. States With The Highest Murder Rates | 0 | - | 4.47 | 53,603 |
| 10 U.S. States With The Lowest Murder Rates | 0 | - | 4.51 | 41,610 |
| Name a Valid U.S. State #2 | 0 | - | 4.63 | 76,689 |
| Name a Valid U.S. State #3 | 0 | - | 4.78 | 48,841 |
| U.S. State Superlatives #1 | 0 | - | 4.47 | 87,379 |
| U.S. State Superlatives #2 | 0 | - | 4.53 | 40,542 |
| U.S. States with the Highest Population Density | 0 | - | 4.47 | 68,317 |
| Top 10 U.S. States With the Most Tornadoes | 0 | - | 4.53 | 64,593 |
| Top 10 Least Religious U.S. States | 0 | - | 4.51 | 34,187 |
| Top 10 U.S. States by Public Transit | 0 | - | 4.77 | 63,560 |
| Top 10 U.S. States with the Most Precipitation | 0 | - | 4.46 | 41,624 |
| Biggest Cities in the U.S. - Extreme | 0 | - | 4.96 | 158,701 |
| 15 Largest Cities in North America With a Map | 0 | - | 4.98 | 46,777 |
| Biggest Cities in Each U.S. State - Extreme | 0 | - | 4.93 | 79,007 |
| 10 Biggest Cities by U.S. State | 0 | - | 4.95 | 41,233 |
| 500 Biggest U.S. Urban Areas | 0 | - | 4.90 | 116,051 |
| 100 Biggest Cities in North America on a Map | 0 | - | 4.84 | 61,816 |
| U.S. Cities Chain | 0 | - | 4.21 | 35,310 |
| ALL California Cities | 0 | - | 4.37 | 42,929 |
| U.S. Cities with the Least Precipitation | 0 | - | 4.42 | 12,424 |
| Top 10 American Countries by Coastline | 0 | - | 4.96 | 88,185 |
| Top 10 Richest Countries in the Americas | 0 | - | 4.93 | 81,773 |
| Colombia Country Quiz | 0 | - | 4.90 | 40,505 |
| Canada Country Quiz | 0 | - | 4.54 | 132,063 |
| East Asia Map Quiz | 0 | - | 4.99 | 1,443,824 |
| Oceania Map Quiz | 0 | - | 4.98 | 638,387 |
| Africa Map Quiz | 0 | - | 5.00 | 2,110,330 |
| Asia Map Quiz | 0 | - | 4.99 | 910,734 |
| Canada Cities Map Quiz | 0 | - | 4.63 | 123,861 |
| U.S. Cities by Picture #1 | 0 | - | 4.36 | 34,432 |
| Cities by Picture #2 | 0 | - | 4.19 | 35,008 |
| Europe by Borders in 30 Seconds | 0 | - | 4.98 | 426,490 |
| U.S. Geography by Letter - C | 0 | - | 4.27 | 73,736 |
| U.S. Geography by Letter - A | 0 | - | 4.37 | 62,705 |
| U.S. Geography by Letter - D | 0 | - | 4.08 | 56,693 |
| U.S. Geography by Letter - T | 0 | - | 4.29 | 49,376 |
| U.S. Geography by Letter - P | 0 | - | 4.36 | 47,813 |
| U.S. Geography by Letter - M | 0 | - | 4.14 | 52,944 |
| U.S. Geography by Letter - L | 0 | - | 4.04 | 40,797 |
| U.S. Geography by Letter - G | 0 | - | 4.13 | 38,935 |
| U.S. Geography By Letter - H | 0 | - | 4.35 | 39,736 |
| Last 10 U.S. States Alphabetically | 0 | - | 4.35 | 74,714 |
| Top 10 Least Populous U.S. State Capitals | 0 | - | 4.52 | 21,492 |
| Flyover States | 0 | - | 4.52 | 29,445 |
| 10 Northernmost U.S. States | 0 | - | 4.90 | 82,189 |
| U.S. States With Double Letters | 0 | - | 4.54 | 24,012 |
| U.S. States Bigger than Their Neighbors | 0 | - | 4.27 | 75,964 |
| 50 States, 50 Cities - Easy Version | 0 | - | 4.39 | 128,150 |
| Top 10 Largest U.S. States by Area | 0 | - | 4.95 | 159,517 |
| Top 10 Smallest U.S. States by Area | 0 | - | 4.98 | 177,366 |
| Top 10 Poorest U.S. States by Median Income | 0 | - | 4.86 | 124,851 |
| U.S. States with the Highest Percentage of Hispanics | 0 | - | 4.85 | 69,316 |
| Top 10 Newest U.S. States | 0 | - | 4.85 | 85,970 |
| Top 10 U.S. States Where the Rent is Too Dang High | 0 | - | 4.85 | 67,189 |
| U.S. State Capitals Quiz | 0 | - | 5.00 | 1,682,720 |
| US State Capitals by Proximity in 30 Seconds | 0 | - | 4.17 | 129,072 |
| US State Capitals by First Two Letters in 45 seconds | 0 | - | 4.09 | 58,087 |
| U.S State Capitals on the Sea | 0 | - | 4.53 | 26,150 |
| U.S. State Capital Etymology | 0 | - | 4.53 | 36,849 |
| Name a Valid U.S. State Capital #1 | 0 | - | 4.75 | 54,428 |
| U.S. State Capitals Closest to Canada | 0 | - | 4.63 | 33,902 |
| Countries Bordering Brazil | 0 | - | 4.96 | 131,287 |
| Countries That Visit Brazil The Most | 0 | - | 4.95 | 49,404 |
| Mexico Country Quiz | 0 | - | 4.49 | 72,177 |
| Mexico Cities Map Quiz | 0 | - | 4.77 | 33,375 |
| Regions of U.S. States | 0 | - | 4.37 | 43,648 |
| 10 U.S. States with the Most Valuable Crops | 0 | - | 4.41 | 29,518 |
| Top 10 Richest U.S. States by Median Income | 0 | - | 4.47 | 118,699 |
| States, Provinces & Territories that Touch the Appalachian Mountains | 0 | - | 4.59 | 20,357 |
| Landmarks of U.S. States #2 | 0 | - | 4.22 | 18,413 |
| Landmarks of U.S. States #1 | 0 | - | 4.29 | 22,973 |
| U.S. States with the Lowest HDI | 0 | - | 4.47 | 28,811 |
| U.S. States by Wikipedia Descriptions #1 | 0 | - | 4.57 | 39,262 |
| U.S. States by Wikipedia Descriptions #2 | 0 | - | 4.47 | 37,023 |
| Which U.S. State - Multiple Choice | 0 | - | 4.48 | 20,241 |
| Movies by State | 0 | - | 4.27 | 40,491 |
| Top 10 Least-Forested U.S. States | 0 | - | 4.50 | 46,401 |
| Geography of California | 0 | - | 4.25 | 10,528 |
