| US States Quiz | 0 | - | 5.00 | 16,997,956 |
| States of the U.S. in Alphabetical Order | 0 | - | 4.98 | 368,687 |
| Most-Visited U.S. Cities | 0 | - | 4.85 | 95,009 |
| Every U.S. Metro Area on a Map | 0 | - | 4.97 | 82,957 |
| Capitals of Canadian Provinces | 0 | - | 4.85 | 89,681 |
| Total United States Immigration by Country | 0 | - | 4.91 | 112,423 |
| "Do Not Travel" Countries for U.S. Citizens | 0 | - | 4.97 | 246,511 |
| Name the U.S. National Parks | 0 | - | 4.86 | 60,492 |
| All 3,143 Counties of the United States on a Map | 0 | - | 4.97 | 335,445 |
| Most-Visited Countries by Americans | 0 | - | 4.86 | 110,561 |
| Countries that Visit the United States the Most | 0 | - | 4.96 | 92,453 |
| Most-Visited Countries by Canadians | 0 | - | 4.83 | 39,619 |
| Countries Closest to Canada | 0 | - | 4.91 | 199,497 |
| Pixelated United States Map | 0 | - | 4.88 | 94,822 |
| The 13 Colonies Quiz | 0 | - | 4.97 | 119,089 |
| U.S. States with the Letter Y | 0 | - | 4.86 | 112,287 |
| 10 Southernmost U.S. States | 0 | - | 4.89 | 114,324 |
| U.S. States with Short Names | 0 | - | 4.91 | 150,361 |
| U.S. States that Start with M | 0 | - | 4.93 | 188,382 |
| U.S. States By Population | 0 | - | 4.92 | 154,160 |
| U.S. States that Start with N | 0 | - | 4.95 | 172,239 |
| U.S. States with Longest Names | 0 | - | 4.85 | 44,900 |
| 10 Westernmost U.S. States | 0 | - | 4.95 | 64,543 |
| The Only Remaining U.S. State . . . | 0 | - | 4.93 | 66,105 |
| US States with an Empty Map | 0 | - | 5.00 | 628,756 |
| Top 10 Least Populous U.S. States | 0 | - | 4.94 | 192,653 |
| Top 10 Most Populous U.S. States | 0 | - | 4.97 | 178,156 |
| Most Guessed U.S. Cities | 0 | - | 4.89 | 107,021 |
| U.S. Cities with the Biggest Economies | 0 | - | 4.83 | 73,438 |
| US State Capitals Quiz - No Hints | 0 | - | 4.98 | 95,706 |
| 10 Westernmost U.S. State Capitals | 0 | - | 4.90 | 48,330 |
| Countries Closest to United States by Continent | 0 | - | 4.99 | 147,235 |
| Countries that Beat the United States | 0 | - | 4.93 | 168,677 |
| Top 10 Most-Visited U.S. States | 0 | - | 4.90 | 102,475 |
| 10 Longest Rivers in the United States | 0 | - | 4.85 | 39,401 |
| U.S. States with the Most Immigrants | 0 | - | 4.85 | 83,053 |
| U.S. States or European Countries by Area | 0 | - | 4.95 | 97,156 |
| Louisiana Purchase with a Map | 0 | - | 4.96 | 49,304 |
| U.S. States or European Countries by Population | 0 | - | 4.97 | 134,259 |
| U.S. State Capitals Map Quiz | 0 | - | 4.93 | 151,059 |
| Mexico States Map Quiz | 0 | - | 4.84 | 105,657 |
| States of Mexico | 0 | - | 4.96 | 178,296 |
| Name a Valid U.S. State #1 | 0 | - | 4.93 | 210,558 |
| Top 10 Coldest U.S. States | 0 | - | 4.94 | 125,874 |
| Top 10 Hottest U.S. States | 0 | - | 4.86 | 126,521 |
| U.S. States with the Lowest Population Density | 0 | - | 4.92 | 94,415 |
| Top 10 Most Native American U.S. States | 0 | - | 4.87 | 92,855 |
| Top 10 U.S. States with the Least Precipitation | 0 | - | 4.83 | 62,216 |
| United States Map Quiz | 0 | - | 4.98 | 4,171,450 |
| Mexico Cities Map Quiz | 0 | - | 4.83 | 38,824 |
| Midwestern States of the U.S. | 0 | - | 4.88 | 14,166 |
| U.S Cities by African-American Population | 0 | - | 4.42 | 95,608 |
| 1M Cities by Proximity - United States | 0 | - | 4.63 | 151,840 |
| Biggest Cities in a Strip of the United States Map | 0 | - | 4.74 | 41,215 |
| Countries with American Expatriates | 0 | - | 4.53 | 42,679 |
| Canada Country Quiz | 0 | - | 4.55 | 133,054 |
| United States Country Quiz | 0 | - | 4.43 | 102,202 |
| Canada Provinces Map Quiz | 0 | - | 4.99 | 644,650 |
| United States Landmarks Map Quiz | 0 | - | 4.55 | 40,281 |
| Canada Cities Map Quiz | 0 | - | 4.64 | 124,611 |
| Flags of North and South America | 0 | - | 4.99 | 377,075 |
| Asian Countries Americans Travel to the Most | 0 | - | 4.75 | 60,211 |
| Busiest Air Routes from the U.S. | 0 | - | 4.46 | 77,069 |
| Australian States and Territories | 0 | - | 4.96 | 142,871 |
| Counties of England | 0 | - | 4.97 | 802,997 |
| South America Capitals Quiz | 0 | - | 5.00 | 485,012 |
| Great Plains States and Provinces on a Map | 0 | - | 4.95 | 50,123 |
| U.S. Cities with the Highest Murder Rate | 0 | - | 4.55 | 139,011 |
| Random U.S. City to State | 0 | - | 4.45 | 76,921 |
| Richest Metro Areas in the U.S. | 0 | - | 4.42 | 44,121 |
| American Countries with the Shortest Names | 0 | - | 4.97 | 121,678 |
| The Only American Country ... | 0 | - | 4.92 | 122,221 |
| Countries Closest to the U. S. | 0 | - | 4.41 | 210,529 |
| Belize Country Quiz | 0 | - | 4.85 | 21,091 |
| U.S. Cities with the Most International Tourists | 0 | - | 4.88 | 75,950 |
| Regions of Italy | 0 | - | 4.92 | 77,087 |
| Regions of U.S. States | 0 | - | 4.37 | 44,193 |
| Provinces of China | 0 | - | 4.97 | 208,002 |
| Regions of Spain Quiz | 0 | - | 4.90 | 115,323 |
| Countries and Territories of the United Kingdom | 0 | - | 4.90 | 94,529 |
| States of Germany | 0 | - | 4.95 | 154,521 |
| U.S. State Border Crossings | 0 | - | 4.97 | 96,893 |
| U.S. Geography by Letter - B | 0 | - | 4.54 | 69,981 |
| U.S. Geography by Letter - S | 0 | - | 4.55 | 56,869 |
| 10 Closest Megacities to New York City | 0 | - | 4.52 | 67,536 |
| New England States | 0 | - | 4.51 | 59,898 |
| U.S. States by Land Area | 0 | - | 4.55 | 53,062 |
| Top 10 U.S. States by Inland Water Area | 0 | - | 4.53 | 38,120 |
| Add a Letter - Make a U.S. State | 0 | - | 4.70 | 83,157 |
| Top 10 Widest U.S. States East to West | 0 | - | 4.70 | 56,285 |
| Top 10 Tallest U.S. States North to South | 0 | - | 4.75 | 41,148 |
| U.S. States by Borders | 0 | - | 4.62 | 35,485 |
| 10 Easternmost U.S. States | 0 | - | 4.53 | 56,682 |
| The Only U.S. State ... #1 | 0 | - | 4.52 | 102,345 |
| 50 States, 50 Cities - Hard Version | 0 | - | 4.46 | 44,449 |
| Fastest Growing U.S. States Since 1960 | 0 | - | 4.48 | 76,339 |
| Speed Capital to U.S. State | 0 | - | 4.46 | 114,602 |
| 10 Southernmost U.S. State Capitals | 0 | - | 4.51 | 39,163 |
| 10 Northernmost U.S. State Capitals | 0 | - | 4.57 | 35,875 |
| 10 Easternmost U.S. State Capitals | 0 | - | 4.50 | 34,794 |
| Boroughs of New York City | 0 | - | 4.47 | 85,335 |
| Europe Map Quiz | 0 | - | 5.00 | 4,788,515 |
| U.S. States with the Longest International Borders | 0 | - | 4.78 | 45,949 |
| Longest U.S. State Borders | 0 | - | 4.69 | 40,136 |
| U.S. States with the Fewest Borders | 0 | - | 4.78 | 114,225 |
| U.S. States with the Most Borders | 0 | - | 4.53 | 62,372 |
| U.S. States with the Fewest Immigrants | 0 | - | 4.64 | 66,093 |
| U.S. States with the Highest Percentage of Farmland | 0 | - | 4.80 | 65,654 |
| U.S. States with the Lowest Percentage of Farmland | 0 | - | 4.74 | 60,725 |
| Top 10 U.S. States with the Highest Elevation | 0 | - | 4.51 | 67,982 |
| U.S. States with the Lowest Average Elevation | 0 | - | 4.55 | 38,572 |
| U.S. States With the Highest Average Elevation | 0 | - | 4.61 | 32,835 |
| U.S. License Plates Picture Quiz | 0 | - | 4.61 | 53,146 |
| O Canada Lyrics | 0 | - | 4.47 | 51,069 |
| Cities in U.S. History #1 | 0 | - | 4.31 | 45,519 |
| World Capitals by First Two Letters in 90 Seconds | 0 | - | 4.35 | 246,834 |
| Top 10 Oldest U.S. State Capitals | 0 | - | 4.55 | 32,239 |
| U.S. Suburbs Quiz | 0 | - | 4.47 | 18,443 |
| Top 10 Biggest Economies in the Americas | 0 | - | 4.94 | 92,845 |
| Canada or Africa by Area | 0 | - | 4.78 | 18,573 |
| Biggest Trading Partners - United States | 0 | - | 4.63 | 106,885 |
| Provinces of China Map Quiz | 0 | - | 4.92 | 94,662 |
| Regions of Spain Map Quiz | 0 | - | 4.95 | 186,873 |
| Regions of Italy Map Quiz | 0 | - | 4.96 | 150,245 |
| Brazil States Map Quiz | 0 | - | 4.86 | 48,576 |
| Largest United States Airlines | 0 | - | 4.39 | 55,161 |
| States of Brazil | 0 | - | 4.97 | 89,722 |
| Departments of France | 0 | - | 4.93 | 55,171 |
| All First-Level Subdivisions of South America on a Map | 0 | - | 4.92 | 54,858 |
| States and Provinces that touch the Rocky Mountains | 0 | - | 4.43 | 32,565 |
| 10 U.S. States With The Highest Murder Rates | 0 | - | 4.47 | 54,828 |
| 10 U.S. States With The Lowest Murder Rates | 0 | - | 4.48 | 53,006 |
| Name a Valid U.S. State #2 | 0 | - | 4.63 | 77,399 |
| U.S. State Superlatives #1 | 0 | - | 4.47 | 87,688 |
| U.S. State Superlatives #2 | 0 | - | 4.53 | 40,766 |
| U.S. States with the Highest Population Density | 0 | - | 4.47 | 68,497 |
| Top 10 U.S. States With the Most Tornadoes | 0 | - | 4.53 | 65,006 |
| Top 10 Least Religious U.S. States | 0 | - | 4.51 | 34,447 |
| Top 10 U.S. States by Public Transit | 0 | - | 4.74 | 64,040 |
| Top 10 U.S. States with the Most Precipitation | 0 | - | 4.46 | 41,826 |
| Biggest Cities in the U.S. - Extreme | 0 | - | 4.95 | 160,081 |
| 15 Largest Cities in North America With a Map | 0 | - | 4.98 | 48,047 |
| Biggest Cities in Each U.S. State - Extreme | 0 | - | 4.91 | 84,656 |
| 10 Biggest Cities by U.S. State | 0 | - | 4.95 | 42,456 |
| 500 Biggest U.S. Urban Areas | 0 | - | 4.90 | 118,214 |
| 100 Biggest Cities in North America on a Map | 0 | - | 4.84 | 62,924 |
| U.S. Cities Chain | 0 | - | 4.21 | 35,739 |
| ALL California Cities | 0 | - | 4.37 | 43,243 |
| U.S. Cities with the Least Precipitation | 0 | - | 4.42 | 12,505 |
| South American Capitals - Map Quiz | 0 | - | 4.98 | 131,434 |
| Top 10 American Countries by Coastline | 0 | - | 4.96 | 88,613 |
| Top 10 Richest Countries in the Americas | 0 | - | 4.94 | 95,203 |
| Colombia Country Quiz | 0 | - | 4.90 | 41,003 |
| East Asia Map Quiz | 0 | - | 4.99 | 1,452,569 |
| Oceania Map Quiz | 0 | - | 4.98 | 659,455 |
| Africa Map Quiz | 0 | - | 5.00 | 2,128,813 |
| Asia Map Quiz | 0 | - | 4.99 | 925,271 |
| Hawaiian Islands Map Quiz | 0 | - | 4.78 | 22,320 |
| U.S. Cities by Picture #1 | 0 | - | 4.36 | 34,731 |
| Cities by Picture #2 | 0 | - | 4.19 | 35,295 |
| Counties of Ireland | 0 | - | 4.92 | 197,332 |
| Counties of the UK and Ireland | 0 | - | 4.98 | 132,393 |
| Europe by Borders in 30 Seconds | 0 | - | 4.98 | 430,913 |
| U.S. Geography by Letter - C | 0 | - | 4.27 | 74,554 |
| U.S. Geography by Letter - A | 0 | - | 4.37 | 63,588 |
| U.S. Geography by Letter - D | 0 | - | 4.09 | 57,552 |
| U.S. Geography by Letter - T | 0 | - | 4.29 | 50,309 |
| U.S. Geography by Letter - P | 0 | - | 4.38 | 54,486 |
| U.S. Geography by Letter - M | 0 | - | 4.14 | 53,670 |
| U.S. Geography by Letter - L | 0 | - | 4.04 | 41,581 |
| U.S. Geography by Letter - G | 0 | - | 4.13 | 39,742 |
| U.S. Geography by Letter - R | 0 | - | 4.22 | 36,943 |
| U.S. Geography By Letter - H | 0 | - | 4.35 | 40,663 |
| Last 10 U.S. States Alphabetically | 0 | - | 4.35 | 75,065 |
| Top 10 Least Populous U.S. State Capitals | 0 | - | 4.52 | 21,568 |
| Flyover States | 0 | - | 4.53 | 29,597 |
| 10 Northernmost U.S. States | 0 | - | 4.90 | 83,088 |
| U.S. States With Double Letters | 0 | - | 4.55 | 24,265 |
| U.S. States Bigger than Their Neighbors | 0 | - | 4.28 | 76,410 |
| 50 States, 50 Cities - Easy Version | 0 | - | 4.39 | 128,983 |
| Top 10 Largest U.S. States by Area | 0 | - | 4.95 | 161,057 |
| Top 10 Smallest U.S. States by Area | 0 | - | 4.98 | 178,235 |
| Top 10 Poorest U.S. States by Median Income | 0 | - | 4.86 | 125,692 |
| U.S. States with the Highest Percentage of Hispanics | 0 | - | 4.85 | 69,826 |
| Top 10 Newest U.S. States | 0 | - | 4.85 | 86,653 |
| U.S. State Capitals Quiz | 0 | - | 5.00 | 1,698,889 |
| US State Capitals by Proximity in 30 Seconds | 0 | - | 4.17 | 129,794 |
| US State Capitals by First Two Letters in 45 seconds | 0 | - | 4.09 | 58,247 |
| U.S State Capitals on the Sea | 0 | - | 4.53 | 26,259 |
| U.S. State Capital Etymology | 0 | - | 4.53 | 37,099 |
| Name a Valid U.S. State Capital #1 | 0 | - | 4.75 | 54,723 |
| U.S. State Capitals Closest to Canada | 0 | - | 4.64 | 34,081 |
| Countries Bordering Brazil | 0 | - | 4.96 | 132,267 |
| Countries That Visit Brazil The Most | 0 | - | 4.95 | 49,901 |
| Mexico Country Quiz | 0 | - | 4.49 | 72,755 |
| Ontario Cities Map Quiz | 0 | - | 4.64 | 19,552 |
| 10 U.S. States with the Most Valuable Crops | 0 | - | 4.41 | 29,632 |
| Top 10 Richest U.S. States by Median Income | 0 | - | 4.46 | 119,337 |
| States, Provinces & Territories that Touch the Appalachian Mountains | 0 | - | 4.59 | 20,423 |
| U.S. States with the Lowest HDI | 0 | - | 4.47 | 28,935 |
