| 10 Northernmost U.S. States | 0 | - | 4.89 | 74,558 |
| Top 10 Largest U.S. States by Area | 0 | - | 4.95 | 146,507 |
| Top 10 Smallest U.S. States by Area | 0 | - | 4.98 | 168,568 |
| Top 10 Poorest U.S. States by Median Income | 0 | - | 4.85 | 99,632 |
| Top 10 Least Obese U.S. States | 0 | - | 4.81 | 69,098 |
| States of the U.S. in Alphabetical Order | 0 | - | 4.97 | 342,562 |
| Top 10 Least Populous U.S. States | 0 | - | 4.93 | 174,393 |
| Top 10 Most Populous U.S. States | 0 | - | 4.97 | 151,363 |
| Top 10 Most-Visited U.S. States | 0 | - | 4.90 | 90,569 |
| U.S. States with the Most Immigrants | 0 | - | 4.85 | 74,096 |
| The 13 Colonies Quiz | 0 | - | 4.97 | 101,576 |
| U.S. States with the Letter Y | 0 | - | 4.86 | 97,433 |
| 10 Southernmost U.S. States | 0 | - | 4.85 | 100,468 |
| U.S. States with Short Names | 0 | - | 4.87 | 131,576 |
| U.S. States that Start with M | 0 | - | 4.91 | 152,151 |
| U.S. States By Population | 0 | - | 4.90 | 131,182 |
| U.S. States that Start with N | 0 | - | 4.95 | 156,691 |
| U.S. States with Longest Names | 0 | - | 4.84 | 36,638 |
| U.S. States with a Unique First Letter | 0 | - | 4.95 | 78,679 |
| 10 Westernmost U.S. States | 0 | - | 4.95 | 58,830 |
| The Only Remaining U.S. State . . . | 0 | - | 4.94 | 56,822 |
| U.S. States with the Lowest Population Density | 0 | - | 4.92 | 89,210 |
| United States Map Quiz | 0 | - | 4.98 | 3,926,137 |
| U.S. Cities with the Most International Tourists | 0 | - | 4.88 | 66,174 |
| U.S. State Border Crossings | 0 | - | 4.96 | 82,792 |
| Five Biggest Immigrant Groups by Decade in the US | 0 | - | 4.84 | 34,403 |
| US State Capitals Quiz - No Hints | 0 | - | 4.97 | 80,588 |
| 10 Westernmost U.S. State Capitals | 0 | - | 4.88 | 44,763 |
| US States Quiz | 0 | - | 5.00 | 14,932,069 |
| U.S. States with the Most Expensive Home Prices | 0 | - | 4.47 | 94,167 |
| U.S. States with the Highest Percentage of Hispanics | 0 | - | 4.79 | 56,610 |
| Top 10 Most African-American U.S. States | 0 | - | 4.46 | 61,706 |
| Top 10 Newest U.S. States | 0 | - | 4.80 | 68,497 |
| Top 10 Most Asian U.S. States | 0 | - | 4.79 | 62,051 |
| Top 10 Most Obese U.S. States | 0 | - | 4.52 | 78,446 |
| Top 10 Most-Educated U.S. States | 0 | - | 4.51 | 65,028 |
| U.S. States with the Highest Rates of Homelessness | 0 | - | 4.45 | 48,714 |
| Top 10 Most White U.S. States | 0 | - | 4.53 | 56,230 |
| Top 10 Most German U.S. States | 0 | - | 4.50 | 42,524 |
| Slowest Growing U.S. States Since 1960 | 0 | - | 4.44 | 37,711 |
| Fastest Growing U.S. States Since 1960 | 0 | - | 4.46 | 65,314 |
| Most-Visited U.S. Cities | 0 | - | 4.87 | 74,422 |
| Every U.S. Metro Area on a Map | 0 | - | 4.97 | 64,059 |
| Total United States Immigration by Country | 0 | - | 4.89 | 97,769 |
| "Do Not Travel" Countries for U.S. Citizens | 0 | - | 4.94 | 187,955 |
| Asian Countries Americans Travel to the Most | 0 | - | 4.84 | 55,553 |
| Top 10 U.S. States That Grow the Most Corn | 0 | - | 4.52 | 34,171 |
| Top 10 U.S. States with the Highest Elevation | 0 | - | 4.51 | 58,483 |
| U.S. States with the Lowest Average Elevation | 0 | - | 4.54 | 31,873 |
| Top 10 U.S. States with the Lowest Life Expectancy | 0 | - | 4.75 | 42,689 |
| Countries of North America Quiz | 0 | - | 5.00 | 892,645 |
| Most-Visited Countries by Americans | 0 | - | 4.87 | 94,784 |
| Countries that Visit the United States the Most | 0 | - | 4.95 | 79,885 |
| Canada Provinces Map Quiz | 0 | - | 4.99 | 589,683 |
| Pixelated United States Map | 0 | - | 4.90 | 83,210 |
| New England States | 0 | - | 4.52 | 52,540 |
| US States by Land Area | 0 | - | 4.54 | 48,833 |
| Top 10 U.S. States by Inland Water Area | 0 | - | 4.53 | 36,375 |
| Add a Letter - Make a U.S. State | 0 | - | 4.75 | 77,124 |
| Top 10 Widest U.S. States East to West | 0 | - | 4.70 | 51,512 |
| Top 10 Tallest U.S. States North to South | 0 | - | 4.78 | 37,587 |
| 10 Easternmost U.S. States | 0 | - | 4.54 | 53,264 |
| The Only U.S. State ... #1 | 0 | - | 4.55 | 83,074 |
| 50 States, 50 Cities - Hard Version | 0 | - | 4.48 | 40,810 |
| U.S. States with the Highest Population Density | 0 | - | 4.46 | 66,854 |
| U.S. States with the Most Gun Ownership | 0 | - | 4.46 | 27,897 |
| U.S. States with the Cheapest Home Prices | 0 | - | 4.71 | 30,179 |
| U.S. States with Oldest Median Age | 0 | - | 4.35 | 31,919 |
| Top 10 U.S. States with the Longest Commutes | 0 | - | 4.30 | 41,280 |
| Top 10 Least-Educated U.S. States | 0 | - | 4.34 | 63,425 |
| US States with the Most Executions | 0 | - | 4.51 | 25,726 |
| Top 10 U.S. States with the Most Lighthouses | 0 | - | 4.60 | 27,182 |
| Top 10 Least White U.S. States | 0 | - | 4.19 | 36,792 |
| Most Guessed U.S. Cities | 0 | - | 4.90 | 92,554 |
| North America Capitals Quiz | 0 | - | 4.99 | 189,133 |
| Countries that Beat the United States | 0 | - | 4.92 | 147,445 |
| Central America and Caribbean Map Quiz | 0 | - | 4.89 | 857,446 |
| North American Capitals - Map Quiz | 0 | - | 4.91 | 48,024 |
| Canada Provinces and Territories | 0 | - | 4.99 | 292,749 |
| All First-Level Subdivisions of North America on a Map | 0 | - | 4.98 | 48,838 |
| U.S. States with the Longest International Borders | 0 | - | 4.81 | 41,972 |
| U.S. States with the Highest Percentage of Farmland | 0 | - | 4.75 | 54,289 |
| U.S. States with the Lowest Percentage of Farmland | 0 | - | 4.76 | 53,145 |
| U.S. States or European Countries by Area | 0 | - | 4.95 | 72,579 |
| Louisiana Purchase with a Map | 0 | - | 4.95 | 37,059 |
| U.S. States or European Countries by Population | 0 | - | 4.98 | 117,082 |
| U.S. States With the Highest Average Elevation | 0 | - | 4.60 | 31,255 |
| Top 10 U.S. States with the Highest Life Expectancy | 0 | - | 4.33 | 40,360 |
| Capitals of Canadian Provinces | 0 | - | 4.86 | 74,311 |
| Central American Countries | 0 | - | 4.98 | 140,889 |
| Caribbean Countries and Territories | 0 | - | 4.83 | 105,371 |
| Caribbean / Lesser Antilles Map Quiz | 0 | - | 4.99 | 117,800 |
| Mexico States Map Quiz | 0 | - | 4.84 | 91,664 |
| States of Mexico | 0 | - | 4.94 | 144,083 |
| Last 10 U.S. States Alphabetically | 0 | - | 4.34 | 71,209 |
| Top 10 Least Populous U.S. State Capitals | 0 | - | 4.49 | 20,592 |
| Flyover States | 0 | - | 4.51 | 28,133 |
| U.S. States With Double Letters | 0 | - | 4.63 | 20,890 |
| U.S. States Bigger than Their Neighbors | 0 | - | 4.30 | 58,219 |
| U.S. States by Borders | 0 | - | 4.56 | 26,555 |
| 50 States, 50 Cities - Easy Version | 0 | - | 4.38 | 121,427 |
| Top 10 Least-Forested U.S. States | 0 | - | 4.49 | 35,318 |
| Speed Capital to U.S. State | 0 | - | 4.44 | 107,267 |
| 10 Southernmost U.S. State Capitals | 0 | - | 4.53 | 37,397 |
| Most Mentioned Enemies of the USA | 0 | - | 4.79 | 161,391 |
| Countries Closest to Canada | 0 | - | 4.90 | 185,680 |
| Territories of the United States | 0 | - | 4.77 | 48,895 |
| U.S. States with the Lowest HDI | 0 | - | 4.46 | 27,612 |
| Which U.S. State - Multiple Choice | 0 | - | 4.45 | 19,092 |
| Top 10 Most Religious U.S. States | 0 | - | 4.34 | 17,767 |
| U.S. States with the Least Gun Ownership | 0 | - | 4.33 | 24,367 |
| Top 10 US States that Produce the Most Coal | 0 | - | 4.23 | 21,649 |
| U.S. States with Youngest Median Age | 0 | - | 4.32 | 20,096 |
| Top 10 U.S. States by Percent Born in State | 0 | - | 4.24 | 11,539 |
| Top 10 U.S. States by Percent Born out of State | 0 | - | 4.26 | 11,151 |
| U.S. States with the Most Workplace Fatalities | 0 | - | 4.15 | 8,982 |
| South America Map Quiz | 0 | - | 5.00 | 1,433,089 |
| US States with an Empty Map | 0 | - | 5.00 | 560,675 |
| 1M Cities by Proximity - United States | 0 | - | 4.50 | 138,433 |
| Biggest Cities in a Strip of the United States Map | 0 | - | 4.72 | 36,895 |
| Countries with American Expatriates | 0 | - | 4.58 | 41,104 |
| United States Country Quiz | 0 | - | 4.44 | 90,414 |
| Latin American Countries Map Quiz | 0 | - | 4.97 | 108,671 |
| United States Landmarks Map Quiz | 0 | - | 4.55 | 38,545 |
| Busiest Air Routes from the U.S. | 0 | - | 4.47 | 72,990 |
| U.S. National Parks Quiz | 0 | - | 4.78 | 47,461 |
| Word Scramble - U.S. States | 0 | - | 4.96 | 463,020 |
| U.S. Cities with the Highest Murder Rate | 0 | - | 4.57 | 131,234 |
| South America Capitals Quiz | 0 | - | 5.00 | 431,666 |
| Countries Closest to the U. S. | 0 | - | 4.41 | 199,561 |
| Great Plains States and Provinces on a Map | 0 | - | 4.94 | 38,901 |
| U.S. State Symbols | 0 | - | 4.38 | 23,696 |
| U.S. States along the Atlantic and Gulf Coast | 0 | - | 4.40 | 28,419 |
| U.S. States Without Individual Income Tax | 0 | - | 4.33 | 27,606 |
| Name a Valid U.S. State #1 | 0 | - | 4.95 | 186,882 |
| Top 10 U.S. States Taller than Wide | 0 | - | 4.05 | 12,765 |
| Top 10 U.S. States Wider than Tall | 0 | - | 4.30 | 13,858 |
| U.S. Panhandles | 0 | - | 4.25 | 25,713 |
| Top 10 Happiest U.S. States | 0 | - | 4.37 | 19,100 |
| U.S. States with a Unique Last Letter | 0 | - | 4.14 | 19,749 |
| Hated U.S. States | 0 | - | 4.10 | 13,239 |
| Top 10 Coldest U.S. States | 0 | - | 4.91 | 101,378 |
| Top 10 Hottest U.S. States | 0 | - | 4.86 | 101,889 |
| Top 10 Most Native American U.S. States | 0 | - | 4.84 | 72,205 |
| Top 10 Most-Forested U.S. States | 0 | - | 4.29 | 33,654 |
| Top 10 U.S. States with the Least Precipitation | 0 | - | 4.82 | 57,378 |
| Southernmost Major Cities in the U.S. | 0 | - | 4.39 | 34,951 |
| Northernmost Major Cities in the U.S. | 0 | - | 4.36 | 40,033 |
| U.S. Cities with the Most Homeless People | 0 | - | 4.28 | 32,079 |
| US State Capitals by Proximity in 30 Seconds | 0 | - | 4.18 | 121,670 |
| US State Capitals by First Two Letters in 45 seconds | 0 | - | 4.06 | 56,461 |
| 10 Northernmost U.S. State Capitals | 0 | - | 4.55 | 30,360 |
| U.S State Capitals on the Sea | 0 | - | 4.52 | 25,160 |
| 10 Easternmost U.S. State Capitals | 0 | - | 4.49 | 29,279 |
| American Countries with the Shortest Names | 0 | - | 4.96 | 101,798 |
| The Only American Country ... | 0 | - | 4.94 | 111,036 |
| Belize Country Quiz | 0 | - | 4.88 | 18,989 |
| U.S. State Shapes Quiz #2 | 0 | - | 4.82 | 91,413 |
| U.S. States that Start with M - Shape Quiz | 0 | - | 4.94 | 52,388 |
| U.S. State Flags | 0 | - | 4.88 | 139,408 |
| Flags of North and South America Quiz | 0 | - | 4.99 | 314,315 |
| U.S. States that Border Canada | 0 | - | 4.90 | 166,633 |
| Longest U.S. State Borders | 0 | - | 4.65 | 34,754 |
| U.S. States with the Fewest Borders | 0 | - | 4.76 | 106,431 |
| U.S. States that Border Tennessee | 0 | - | 4.84 | 58,015 |
| U.S. States with the Most Borders | 0 | - | 4.56 | 61,196 |
| U.S. States with the Fewest Immigrants | 0 | - | 4.69 | 60,455 |
| 10 U.S. States with the Most Valuable Crops | 0 | - | 4.39 | 28,536 |
| Top Producing U.S. States | 0 | - | 4.23 | 29,025 |
| U.S. License Plates Picture Quiz | 0 | - | 4.59 | 49,490 |
| U.S. States with the Highest HDI | 0 | - | 4.08 | 24,154 |
| U.S Cities by African-American Population | 0 | - | 4.40 | 83,237 |
| Important Places in U.S. History | 0 | - | 4.23 | 36,522 |
| World Capitals by First Two Letters in 90 Seconds | 0 | - | 4.36 | 235,535 |
| U.S. Suburbs Quiz | 0 | - | 4.45 | 17,644 |
| Top 10 Biggest Economies in the Americas | 0 | - | 4.94 | 82,524 |
| Brazil States Map Quiz | 0 | - | 4.84 | 40,454 |
| Europe Map Quiz | 0 | - | 5.00 | 4,337,533 |
| Largest United States Airlines | 0 | - | 4.38 | 52,308 |
| States of Brazil | 0 | - | 4.97 | 70,365 |
| All First-Level Subdivisions of South America on a Map | 0 | - | 4.91 | 41,416 |
| American Countries With No Atlantic Coastline | 0 | - | 4.90 | 73,777 |
| Canada Immigration by Country | 0 | - | 4.52 | 57,750 |
| Countries of South America with an Empty Map | 0 | - | 4.94 | 95,433 |
| U.S. States or European Countries by GDP | 0 | - | 4.98 | 77,960 |
| Fifty US States in One Minute | 0 | - | 4.57 | 3,276,587 |
| Category Elimination - U.S. States #1 | 0 | - | 4.90 | 196,938 |
| Top 10 American Countries by Coastline | 0 | - | 4.95 | 83,812 |
| Top 10 Richest Countries in the Americas | 0 | - | 4.88 | 69,253 |
| Canada Country Quiz | 0 | - | 4.54 | 122,442 |
| Canada Cities Map Quiz | 0 | - | 4.55 | 110,136 |
| Random U.S. States on a Map | 0 | - | 4.95 | 505,677 |
| U.S. Cities by Picture #1 | 0 | - | 4.37 | 31,997 |
| Cities by Picture #2 | 0 | - | 4.22 | 32,644 |
| U.S. State Superlatives #1 | 0 | - | 4.46 | 75,796 |
| U.S. State Superlatives #2 | 0 | - | 4.52 | 37,563 |
| Top 10 U.S. States by Solar Power | 0 | - | 4.24 | 23,915 |
| Westernmost Cities in the U.S. | 0 | - | 4.37 | 15,717 |
| U.S. Cities with the Biggest Economies | 0 | - | 4.83 | 62,340 |
| Countries Closest to United States by Continent | 0 | - | 4.99 | 125,753 |
