| US States Quiz | 0 | - | 5.00 | 16,965,409 |
| States of the U.S. in Alphabetical Order | 0 | - | 4.98 | 368,306 |
| The 13 Colonies Quiz | 0 | - | 4.97 | 118,833 |
| U.S. States with the Letter Y | 0 | - | 4.85 | 112,059 |
| 10 Southernmost U.S. States | 0 | - | 4.89 | 114,072 |
| U.S. States with Short Names | 0 | - | 4.91 | 149,734 |
| U.S. States that Start with M | 0 | - | 4.93 | 188,080 |
| U.S. States By Population | 0 | - | 4.92 | 153,988 |
| U.S. States that Start with N | 0 | - | 4.95 | 172,022 |
| U.S. States with Longest Names | 0 | - | 4.84 | 44,773 |
| U.S. States with a Unique First Letter | 0 | - | 4.96 | 88,742 |
| 10 Westernmost U.S. States | 0 | - | 4.95 | 64,456 |
| The Only Remaining U.S. State . . . | 0 | - | 4.93 | 65,976 |
| Top 10 Least Populous U.S. States | 0 | - | 4.94 | 192,426 |
| Top 10 Most Populous U.S. States | 0 | - | 4.97 | 177,461 |
| Most Guessed U.S. Cities | 0 | - | 4.89 | 106,787 |
| US State Capitals Quiz - No Hints | 0 | - | 4.98 | 95,507 |
| 10 Westernmost U.S. State Capitals | 0 | - | 4.90 | 48,254 |
| Top 10 Most-Visited U.S. States | 0 | - | 4.90 | 102,313 |
| U.S. States with the Most Immigrants | 0 | - | 4.85 | 82,942 |
| U.S. States or European Countries by Area | 0 | - | 4.95 | 96,818 |
| Louisiana Purchase with a Map | 0 | - | 4.96 | 49,133 |
| U.S. States or European Countries by Population | 0 | - | 4.97 | 133,925 |
| Most-Visited U.S. Cities | 0 | - | 4.85 | 94,668 |
| Every U.S. Metro Area on a Map | 0 | - | 4.97 | 82,355 |
| Total United States Immigration by Country | 0 | - | 4.91 | 112,184 |
| "Do Not Travel" Countries for U.S. Citizens | 0 | - | 4.97 | 245,874 |
| Name the U.S. National Parks | 0 | - | 4.86 | 60,350 |
| Top 10 Coldest U.S. States | 0 | - | 4.94 | 125,706 |
| Top 10 Hottest U.S. States | 0 | - | 4.86 | 126,324 |
| U.S. States with the Lowest Population Density | 0 | - | 4.92 | 94,099 |
| Top 10 U.S. States with the Least Precipitation | 0 | - | 4.83 | 62,151 |
| All 3,143 Counties of the United States on a Map | 0 | - | 4.97 | 334,680 |
| Most-Visited Countries by Americans | 0 | - | 4.86 | 110,316 |
| Countries that Visit the United States the Most | 0 | - | 4.96 | 92,270 |
| Pixelated United States Map | 0 | - | 4.88 | 94,671 |
| US States with an Empty Map | 0 | - | 5.00 | 627,606 |
| Midwestern States of the U.S. | 0 | - | 4.88 | 14,068 |
| U.S. Cities with the Biggest Economies | 0 | - | 4.83 | 73,257 |
| Countries Closest to United States by Continent | 0 | - | 4.99 | 147,002 |
| Countries that Beat the United States | 0 | - | 4.93 | 168,363 |
| 10 Longest Rivers in the United States | 0 | - | 4.85 | 39,340 |
| U.S. State Capitals Map Quiz | 0 | - | 4.93 | 150,071 |
| Name a Valid U.S. State #1 | 0 | - | 4.93 | 210,235 |
| Top 10 Most Native American U.S. States | 0 | - | 4.87 | 92,676 |
| Capitals of Canadian Provinces | 0 | - | 4.85 | 89,492 |
| Top 10 Biggest Economies in the Americas | 0 | - | 4.94 | 92,652 |
| Mexico States Map Quiz | 0 | - | 4.84 | 105,457 |
| States of Mexico | 0 | - | 4.96 | 177,709 |
| U.S. Cities with the Highest Murder Rate | 0 | - | 4.55 | 138,926 |
| United States Map Quiz | 0 | - | 4.98 | 4,168,161 |
| U.S. Geography by Letter - B | 0 | - | 4.53 | 69,828 |
| U.S. Geography by Letter - S | 0 | - | 4.55 | 53,265 |
| New England States | 0 | - | 4.51 | 59,876 |
| U.S. States by Land Area | 0 | - | 4.63 | 53,001 |
| Top 10 U.S. States by Inland Water Area | 0 | - | 4.53 | 38,095 |
| Add a Letter - Make a U.S. State | 0 | - | 4.70 | 83,047 |
| Top 10 Widest U.S. States East to West | 0 | - | 4.70 | 56,229 |
| Top 10 Tallest U.S. States North to South | 0 | - | 4.75 | 41,091 |
| U.S. States by Borders | 0 | - | 4.62 | 35,437 |
| 10 Easternmost U.S. States | 0 | - | 4.53 | 56,642 |
| The Only U.S. State ... #1 | 0 | - | 4.52 | 102,271 |
| 50 States, 50 Cities - Hard Version | 0 | - | 4.46 | 44,407 |
| Fastest Growing U.S. States Since 1960 | 0 | - | 4.48 | 76,290 |
| Speed Capital to U.S. State | 0 | - | 4.45 | 114,256 |
| 10 Southernmost U.S. State Capitals | 0 | - | 4.51 | 39,110 |
| 10 Northernmost U.S. State Capitals | 0 | - | 4.57 | 35,840 |
| 10 Easternmost U.S. State Capitals | 0 | - | 4.50 | 34,759 |
| Top 10 Richest Countries in the Americas | 0 | - | 4.94 | 90,463 |
| Most-Visited Countries by Canadians | 0 | - | 4.83 | 39,551 |
| Countries Closest to Canada | 0 | - | 4.91 | 198,899 |
| Mexico Cities Map Quiz | 0 | - | 4.83 | 38,770 |
| U.S. States with the Longest International Borders | 0 | - | 4.78 | 45,900 |
| Longest U.S. State Borders | 0 | - | 4.69 | 40,056 |
| U.S. States with the Fewest Borders | 0 | - | 4.78 | 114,132 |
| U.S. States with the Most Borders | 0 | - | 4.53 | 62,348 |
| U.S. States with the Fewest Immigrants | 0 | - | 4.64 | 66,018 |
| U.S. States with the Highest Percentage of Farmland | 0 | - | 4.80 | 65,587 |
| U.S. States with the Lowest Percentage of Farmland | 0 | - | 4.74 | 55,302 |
| Top 10 U.S. States with the Highest Elevation | 0 | - | 4.51 | 67,947 |
| U.S. States with the Lowest Average Elevation | 0 | - | 4.55 | 38,557 |
| U.S. States With the Highest Average Elevation | 0 | - | 4.61 | 32,823 |
| U.S. License Plates Picture Quiz | 0 | - | 4.61 | 53,079 |
| 10 Northernmost U.S. States | 0 | - | 4.90 | 82,959 |
| Top 10 Largest U.S. States by Area | 0 | - | 4.95 | 160,522 |
| Top 10 Smallest U.S. States by Area | 0 | - | 4.98 | 178,092 |
| Top 10 Poorest U.S. States by Median Income | 0 | - | 4.86 | 125,578 |
| U.S. States with the Highest Percentage of Hispanics | 0 | - | 4.85 | 69,769 |
| Top 10 Newest U.S. States | 0 | - | 4.85 | 86,569 |
| Flags of North and South America | 0 | - | 4.99 | 375,975 |
| U.S Cities by African-American Population | 0 | - | 4.42 | 95,530 |
| 1M Cities by Proximity - United States | 0 | - | 4.63 | 151,633 |
| Biggest Cities in a Strip of the United States Map | 0 | - | 4.74 | 41,144 |
| U.S. Cities with the Least Precipitation | 0 | - | 4.42 | 12,488 |
| Countries with American Expatriates | 0 | - | 4.53 | 42,648 |
| United States Country Quiz | 0 | - | 4.43 | 102,030 |
| United States Landmarks Map Quiz | 0 | - | 4.55 | 40,263 |
| Asian Countries Americans Travel to the Most | 0 | - | 4.75 | 60,156 |
| Busiest Air Routes from the U.S. | 0 | - | 4.46 | 77,029 |
| U.S. Geography by Letter - C | 0 | - | 4.27 | 74,426 |
| U.S. Geography by Letter - A | 0 | - | 4.37 | 63,457 |
| U.S. Geography by Letter - D | 0 | - | 4.09 | 57,428 |
| U.S. Geography by Letter - T | 0 | - | 4.29 | 50,149 |
| U.S. Geography by Letter - P | 0 | - | 4.38 | 54,328 |
| U.S. Geography by Letter - M | 0 | - | 4.14 | 53,573 |
| U.S. Geography by Letter - L | 0 | - | 4.04 | 41,465 |
| U.S. Geography by Letter - G | 0 | - | 4.13 | 39,623 |
| U.S. Geography by Letter - R | 0 | - | 4.22 | 36,765 |
| U.S. Geography By Letter - H | 0 | - | 4.35 | 40,521 |
| Last 10 U.S. States Alphabetically | 0 | - | 4.35 | 75,006 |
| Top 10 Least Populous U.S. State Capitals | 0 | - | 4.52 | 21,556 |
| Flyover States | 0 | - | 4.52 | 29,576 |
| U.S. States With Double Letters | 0 | - | 4.55 | 24,226 |
| U.S. States Bigger than Their Neighbors | 0 | - | 4.28 | 76,351 |
| U.S. State Superlatives #1 | 0 | - | 4.47 | 87,638 |
| U.S. State Superlatives #2 | 0 | - | 4.53 | 40,727 |
| 50 States, 50 Cities - Easy Version | 0 | - | 4.39 | 128,894 |
| U.S. States with the Highest Population Density | 0 | - | 4.47 | 68,459 |
| Top 10 U.S. States With the Most Tornadoes | 0 | - | 4.53 | 64,939 |
| Top 10 U.S. States by Public Transit | 0 | - | 4.74 | 63,962 |
| Top 10 U.S. States with the Most Precipitation | 0 | - | 4.46 | 41,800 |
| Random U.S. City to State | 0 | - | 4.45 | 76,771 |
| Richest Metro Areas in the U.S. | 0 | - | 4.42 | 44,032 |
| South America Capitals Quiz | 0 | - | 5.00 | 484,098 |
| Countries Closest to the U. S. | 0 | - | 4.41 | 210,276 |
| 10 Closest Megacities to New York City | 0 | - | 4.52 | 67,497 |
| US State Capitals by Proximity in 30 Seconds | 0 | - | 4.17 | 129,694 |
| US State Capitals by First Two Letters in 45 seconds | 0 | - | 4.09 | 58,215 |
| U.S State Capitals on the Sea | 0 | - | 4.53 | 26,239 |
| Boroughs of New York City | 0 | - | 4.47 | 84,873 |
| American Countries with the Shortest Names | 0 | - | 4.96 | 121,521 |
| Monarchies of Europe | 0 | - | 4.90 | 98,677 |
| Monarchies of Asia | 0 | - | 4.97 | 71,407 |
| Asian Country Superlatives | 0 | - | 4.84 | 81,202 |
| The Only American Country ... | 0 | - | 4.92 | 122,071 |
| Countries Closest to United States A-Z | 0 | - | 4.82 | 118,563 |
| Belize Country Quiz | 0 | - | 4.85 | 21,062 |
| U.S. Cities with the Most International Tourists | 0 | - | 4.88 | 75,820 |
| Regions of U.S. States | 0 | - | 4.37 | 44,111 |
| U.S. State Border Crossings | 0 | - | 4.97 | 96,783 |
| Asian Geography By Letter - B | 0 | - | 4.85 | 66,892 |
| European Geography By Letter - P #1 | 0 | - | 4.81 | 98,578 |
| European Geography By Letter - B #2 | 0 | - | 4.87 | 88,311 |
| 10 U.S. States with the Most Valuable Crops | 0 | - | 4.41 | 29,620 |
| States, Provinces & Territories that Touch the Appalachian Mountains | 0 | - | 4.59 | 20,406 |
| U.S. States with the Lowest HDI | 0 | - | 4.47 | 28,921 |
| Which U.S. State - Multiple Choice | 0 | - | 4.48 | 20,348 |
| Movies by State | 0 | - | 4.27 | 40,593 |
| Category Elimination - European Geography #1 | 0 | - | 4.98 | 235,198 |
| Category Elimination - European Geography #2 | 0 | - | 4.99 | 168,481 |
| Category Elimination - Asian Geography #1 | 0 | - | 4.86 | 110,816 |
| Category Elimination - African Geography #1 | 0 | - | 4.90 | 92,968 |
| Cities in U.S. History #1 | 0 | - | 4.31 | 45,500 |
| World Capitals by First Two Letters in 90 Seconds | 0 | - | 4.35 | 246,707 |
| U.S. Suburbs Quiz | 0 | - | 4.47 | 18,431 |
| Top 10 Coldest European Countries | 0 | - | 4.94 | 193,665 |
| Top 10 Hottest European Countries | 0 | - | 4.88 | 127,598 |
| Top 10 Coldest Asian Countries | 0 | - | 4.95 | 123,649 |
| Brazil States Map Quiz | 0 | - | 4.86 | 48,453 |
| Europe Map Quiz | 0 | - | 5.00 | 4,781,360 |
| Largest United States Airlines | 0 | - | 4.39 | 55,129 |
| States of Brazil | 0 | - | 4.97 | 89,285 |
| All First-Level Subdivisions of South America on a Map | 0 | - | 4.92 | 54,577 |
| U.S. States With No City Over 100,000 | 0 | - | 4.57 | 18,092 |
| U.S. Cabinet Departments | 0 | - | 4.86 | 73,052 |
| Biggest Cities in the U.S. - Extreme | 0 | - | 4.96 | 159,883 |
| 15 Largest Cities in North America With a Map | 0 | - | 4.98 | 47,843 |
| Biggest Cities in Each U.S. State - Extreme | 0 | - | 4.91 | 84,113 |
| 10 Biggest Cities by U.S. State | 0 | - | 4.95 | 42,307 |
| 500 Biggest U.S. Urban Areas | 0 | - | 4.90 | 117,900 |
| 100 Biggest Cities in North America on a Map | 0 | - | 4.84 | 62,776 |
| U.S. Cities Chain | 0 | - | 4.21 | 35,673 |
| ALL California Cities | 0 | - | 4.37 | 43,195 |
| South American Capitals - Map Quiz | 0 | - | 4.98 | 131,212 |
| Top 10 Oldest U.S. State Capitals | 0 | - | 4.55 | 32,194 |
| Top 10 American Countries by Coastline | 0 | - | 4.96 | 88,556 |
| Biggest Trading Partners - United States | 0 | - | 4.63 | 106,816 |
| Colombia Country Quiz | 0 | - | 4.90 | 40,926 |
| Canada Country Quiz | 0 | - | 4.55 | 132,910 |
| Hawaiian Islands Map Quiz | 0 | - | 4.78 | 22,312 |
| Canada Cities Map Quiz | 0 | - | 4.64 | 124,508 |
| U.S. Cities by Picture #1 | 0 | - | 4.36 | 34,685 |
| Cities by Picture #2 | 0 | - | 4.19 | 35,257 |
| U.S. Geography by Letter - N | 0 | - | 3.80 | 53,030 |
| U.S. Geography by Letter - E | 0 | - | 3.75 | 49,034 |
| U.S. Geography by Letter - F | 0 | - | 3.84 | 45,298 |
| U.S. Geography by Letter - O | 0 | - | 3.52 | 41,771 |
| States and Provinces that touch the Rocky Mountains | 0 | - | 4.43 | 32,546 |
| U.S. State Symbols | 0 | - | 4.38 | 24,337 |
| U.S. States along the Atlantic and Gulf Coast | 0 | - | 4.39 | 28,880 |
| U.S. States Without Individual Income Tax | 0 | - | 4.29 | 28,550 |
| 10 U.S. States With The Highest Murder Rates | 0 | - | 4.47 | 54,730 |
| 10 U.S. States With The Lowest Murder Rates | 0 | - | 4.48 | 52,780 |
| Top 10 U.S. States Taller than Wide | 0 | - | 4.05 | 13,615 |
| Top 10 U.S. States Wider than Tall | 0 | - | 4.29 | 14,966 |
| U.S. Panhandles | 0 | - | 4.21 | 27,224 |
| Top 10 Happiest U.S. States | 0 | - | 4.34 | 19,812 |
| Name a Valid U.S. State #2 | 0 | - | 4.63 | 77,314 |
| U.S. States with a Unique Last Letter | 0 | - | 4.14 | 21,699 |
| Hated U.S. States | 0 | - | 4.16 | 14,258 |
