| US States Quiz | 0 | - | 5.00 | 16,926,793 |
| States of the U.S. in Alphabetical Order | 0 | - | 4.98 | 367,889 |
| Every U.S. Metro Area on a Map | 0 | - | 4.97 | 82,091 |
| All 3,143 Counties of the United States on a Map | 0 | - | 4.97 | 333,412 |
| Pixelated United States Map | 0 | - | 4.88 | 94,500 |
| The 13 Colonies Quiz | 0 | - | 4.97 | 118,168 |
| U.S. States with the Letter Y | 0 | - | 4.85 | 111,771 |
| 10 Southernmost U.S. States | 0 | - | 4.89 | 113,707 |
| U.S. States with Short Names | 0 | - | 4.91 | 149,394 |
| U.S. States that Start with M | 0 | - | 4.93 | 187,712 |
| U.S. States By Population | 0 | - | 4.92 | 153,780 |
| U.S. States that Start with N | 0 | - | 4.95 | 171,773 |
| U.S. States with Longest Names | 0 | - | 4.84 | 44,618 |
| U.S. States with a Unique First Letter | 0 | - | 4.96 | 88,555 |
| 10 Westernmost U.S. States | 0 | - | 4.95 | 64,347 |
| The Only Remaining U.S. State . . . | 0 | - | 4.93 | 65,819 |
| US States with an Empty Map | 0 | - | 5.00 | 626,262 |
| Top 10 Least Populous U.S. States | 0 | - | 4.94 | 192,016 |
| Top 10 Most Populous U.S. States | 0 | - | 4.97 | 176,600 |
| US State Capitals Quiz - No Hints | 0 | - | 4.98 | 95,343 |
| 10 Westernmost U.S. State Capitals | 0 | - | 4.90 | 48,199 |
| Top 10 Most-Visited U.S. States | 0 | - | 4.90 | 101,979 |
| U.S. States with the Most Immigrants | 0 | - | 4.85 | 82,628 |
| U.S. States or European Countries by Area | 0 | - | 4.95 | 96,450 |
| Louisiana Purchase with a Map | 0 | - | 4.96 | 48,886 |
| U.S. States or European Countries by Population | 0 | - | 4.97 | 133,579 |
| Most-Visited U.S. Cities | 0 | - | 4.85 | 94,286 |
| Total United States Immigration by Country | 0 | - | 4.91 | 111,934 |
| "Do Not Travel" Countries for U.S. Citizens | 0 | - | 4.97 | 245,012 |
| Name the U.S. National Parks | 0 | - | 4.86 | 60,152 |
| U.S. States with the Lowest Population Density | 0 | - | 4.92 | 93,982 |
| Most-Visited Countries by Americans | 0 | - | 4.86 | 110,005 |
| Countries that Visit the United States the Most | 0 | - | 4.96 | 92,043 |
| Midwestern States of the U.S. | 0 | - | 4.88 | 13,934 |
| Most Guessed U.S. Cities | 0 | - | 4.89 | 106,368 |
| U.S. Cities with the Biggest Economies | 0 | - | 4.83 | 73,016 |
| Countries Closest to United States by Continent | 0 | - | 4.99 | 146,749 |
| Countries that Beat the United States | 0 | - | 4.93 | 167,900 |
| 10 Longest Rivers in the United States | 0 | - | 4.85 | 39,251 |
| Biggest Cities in a Strip of the United States Map | 0 | - | 4.74 | 41,045 |
| Cities on Route 66 on a Map | 0 | - | 4.53 | 33,182 |
| U.S. State Capitals Map Quiz | 0 | - | 4.93 | 144,969 |
| Name a Valid U.S. State #1 | 0 | - | 4.93 | 209,562 |
| Top 10 Coldest U.S. States | 0 | - | 4.94 | 125,366 |
| Top 10 Hottest U.S. States | 0 | - | 4.86 | 126,007 |
| Top 10 Most Native American U.S. States | 0 | - | 4.87 | 92,388 |
| Top 10 U.S. States with the Least Precipitation | 0 | - | 4.82 | 62,034 |
| Capitals of Canadian Provinces | 0 | - | 4.85 | 89,306 |
| Mexico States Map Quiz | 0 | - | 4.84 | 105,213 |
| States of Mexico | 0 | - | 4.96 | 176,914 |
| All First-Level Subdivisions of South America on a Map | 0 | - | 4.92 | 54,241 |
| United States Map Quiz | 0 | - | 4.98 | 4,164,324 |
| New England States | 0 | - | 4.51 | 59,841 |
| U.S. States by Land Area | 0 | - | 4.63 | 52,916 |
| Top 10 U.S. States by Inland Water Area | 0 | - | 4.53 | 38,045 |
| Add a Letter - Make a U.S. State | 0 | - | 4.70 | 82,935 |
| Top 10 Widest U.S. States East to West | 0 | - | 4.70 | 56,135 |
| Top 10 Tallest U.S. States North to South | 0 | - | 4.74 | 41,017 |
| U.S. States by Borders | 0 | - | 4.61 | 35,388 |
| Save Americans by Guessing U.S. States | 0 | - | 4.63 | 186,695 |
| 10 Easternmost U.S. States | 0 | - | 4.53 | 56,553 |
| The Only U.S. State ... #1 | 0 | - | 4.52 | 102,161 |
| 50 States, 50 Cities - Hard Version | 0 | - | 4.46 | 44,280 |
| Fastest Growing U.S. States Since 1960 | 0 | - | 4.48 | 76,218 |
| 15 Largest Cities in North America With a Map | 0 | - | 4.98 | 47,604 |
| 100 Biggest Cities in North America on a Map | 0 | - | 4.84 | 62,544 |
| Speed Capital to U.S. State | 0 | - | 4.45 | 114,160 |
| 10 Southernmost U.S. State Capitals | 0 | - | 4.51 | 39,080 |
| 10 Northernmost U.S. State Capitals | 0 | - | 4.57 | 35,816 |
| 10 Easternmost U.S. State Capitals | 0 | - | 4.50 | 34,729 |
| Most-Visited Countries by Canadians | 0 | - | 4.83 | 39,465 |
| Countries Closest to Canada | 0 | - | 4.91 | 198,643 |
| Mexico Cities Map Quiz | 0 | - | 4.83 | 38,703 |
| U.S. States with the Longest International Borders | 0 | - | 4.78 | 45,858 |
| Longest U.S. State Borders | 0 | - | 4.67 | 39,959 |
| U.S. States with the Fewest Borders | 0 | - | 4.78 | 114,006 |
| U.S. States with the Most Borders | 0 | - | 4.53 | 62,330 |
| Walking Across U.S. State Borders with Hints | 0 | - | 4.74 | 35,085 |
| U.S. States with the Fewest Immigrants | 0 | - | 4.63 | 65,912 |
| U.S. States with the Highest Percentage of Farmland | 0 | - | 4.80 | 65,545 |
| U.S. States with the Lowest Percentage of Farmland | 0 | - | 4.74 | 55,254 |
| Top 10 U.S. States with the Highest Elevation | 0 | - | 4.51 | 67,915 |
| U.S. States with the Lowest Average Elevation | 0 | - | 4.55 | 38,531 |
| U.S. States With the Highest Average Elevation | 0 | - | 4.61 | 32,799 |
| U.S. License Plates Picture Quiz | 0 | - | 4.61 | 53,004 |
| 10 Northernmost U.S. States | 0 | - | 4.90 | 82,728 |
| Top 10 Largest U.S. States by Area | 0 | - | 4.95 | 160,324 |
| Top 10 Smallest U.S. States by Area | 0 | - | 4.98 | 177,972 |
| Top 10 Poorest U.S. States by Median Income | 0 | - | 4.86 | 125,443 |
| U.S. States with the Highest Percentage of Hispanics | 0 | - | 4.85 | 69,691 |
| Top 10 Newest U.S. States | 0 | - | 4.85 | 86,464 |
| Top 10 U.S. States Where the Rent is Too Dang High | 0 | - | 4.85 | 67,751 |
| Countries that Beat Canada | 0 | - | 4.91 | 98,573 |
| Flags of North and South America | 0 | - | 4.99 | 374,606 |
| U.S Cities by African-American Population | 0 | - | 4.42 | 95,446 |
| 15 Largest Cities in Africa With a Map | 0 | - | 4.96 | 111,028 |
| 1M Cities by Proximity - United States | 0 | - | 4.63 | 150,879 |
| Countries with American Expatriates | 0 | - | 4.53 | 42,618 |
| United States Country Quiz | 0 | - | 4.43 | 101,771 |
| United States Landmarks Map Quiz | 0 | - | 4.55 | 40,219 |
| Asian Countries Americans Travel to the Most | 0 | - | 4.75 | 60,078 |
| Busiest Air Routes from the U.S. | 0 | - | 4.46 | 76,976 |
| All First-Level Subdivisions of Europe on a Map | 0 | - | 4.98 | 173,544 |
| All First-Level Subdivisions of Asia on a Map | 0 | - | 4.91 | 50,199 |
| All First-Level Subdivisions of Africa on a Map | 0 | - | 4.92 | 33,449 |
| Top Asian Languages on a Map | 0 | - | 4.95 | 71,691 |
| Top African Languages on a Map | 0 | - | 4.92 | 74,560 |
| Last 10 U.S. States Alphabetically | 0 | - | 4.35 | 74,931 |
| Top 10 Least Populous U.S. State Capitals | 0 | - | 4.52 | 21,541 |
| Flyover States | 0 | - | 4.52 | 29,541 |
| U.S. States With Double Letters | 0 | - | 4.55 | 24,183 |
| U.S. States Bigger than Their Neighbors | 0 | - | 4.28 | 76,270 |
| U.S. State Superlatives #1 | 0 | - | 4.47 | 87,591 |
| U.S. State Superlatives #2 | 0 | - | 4.53 | 40,682 |
| 50 States, 50 Cities - Easy Version | 0 | - | 4.39 | 128,519 |
| U.S. States with the Highest Population Density | 0 | - | 4.47 | 68,417 |
| American Geography Quiz for Dummies | 0 | - | 4.41 | 69,268 |
| U.S. Cities with the Highest Murder Rate | 0 | - | 4.55 | 138,813 |
| Random U.S. City to State | 0 | - | 4.45 | 76,607 |
| Name a Valid U.S. City over 100,000 | 0 | - | 4.42 | 40,344 |
| Richest Metro Areas in the U.S. | 0 | - | 4.42 | 43,891 |
| South America Capitals Quiz | 0 | - | 5.00 | 482,932 |
| Countries Closest to the U. S. | 0 | - | 4.41 | 209,916 |
| U.S. Geography by Letter - B | 0 | - | 4.53 | 69,716 |
| U.S. Geography by Letter - S | 0 | - | 4.55 | 53,173 |
| 10 Closest Megacities to New York City | 0 | - | 4.52 | 67,403 |
| All 1M+ Cities in Africa on a Map | 0 | - | 4.93 | 26,722 |
| US State Capitals by Proximity in 30 Seconds | 0 | - | 4.17 | 129,518 |
| US State Capitals by First Two Letters in 45 seconds | 0 | - | 4.09 | 58,191 |
| U.S State Capitals on the Sea | 0 | - | 4.53 | 26,226 |
| Boroughs of New York City | 0 | - | 4.47 | 84,737 |
| American Countries with the Shortest Names | 0 | - | 4.96 | 121,323 |
| The Only American Country ... | 0 | - | 4.92 | 121,855 |
| Belize Country Quiz | 0 | - | 4.85 | 21,023 |
| Saint Vincent and the Grenadines Country Quiz | 0 | - | 4.88 | 19,249 |
| U.S. Cities with the Most International Tourists | 0 | - | 4.88 | 75,646 |
| Regions of U.S. States | 0 | - | 4.37 | 44,002 |
| All First-Level Subdivisions of Oceania on a Map | 0 | - | 4.97 | 27,453 |
| U.S. State Border Crossings | 0 | - | 4.97 | 96,639 |
| Pixelated Africa Map | 0 | - | 4.98 | 100,107 |
| Pixelated Asia Map | 0 | - | 4.90 | 73,428 |
| Pixelated Europe Map | 0 | - | 4.88 | 123,041 |
| Countries of Europe in 1815 With a Map | 0 | - | 4.99 | 150,813 |
| Countries of Europe in 1848 | 0 | - | 4.98 | 83,714 |
| Countries of Europe in 1870 with a Map | 0 | - | 4.95 | 65,170 |
| Every Country of Europe Since 1815 With a Map | 0 | - | 4.98 | 71,385 |
| Countries of Europe in 1360 with a Map | 0 | - | 4.99 | 57,191 |
| 10 U.S. States with the Most Valuable Crops | 0 | - | 4.41 | 29,607 |
| States, Provinces & Territories that Touch the Appalachian Mountains | 0 | - | 4.59 | 20,402 |
| U.S. States with the Lowest HDI | 0 | - | 4.47 | 28,882 |
| Which U.S. State - Multiple Choice | 0 | - | 4.48 | 20,326 |
| Movies by State | 0 | - | 4.27 | 40,572 |
| Cities in U.S. History #1 | 0 | - | 4.31 | 45,472 |
| 100 Biggest Cities and Towns in the UK | 0 | - | 4.98 | 149,581 |
| All Cities in Canada on a Map | 0 | - | 4.41 | 18,546 |
| World Capitals by First Two Letters in 90 Seconds | 0 | - | 4.35 | 246,587 |
| U.S. Suburbs Quiz | 0 | - | 4.47 | 18,418 |
| Top 10 Biggest Economies in the Americas | 0 | - | 4.94 | 92,432 |
| Countries in Southeast Asia With an Empty Map | 0 | - | 4.97 | 101,738 |
| Dominica Country Quiz | 0 | - | 4.81 | 19,873 |
| Brazil States Map Quiz | 0 | - | 4.86 | 48,285 |
| Europe Map Quiz | 0 | - | 5.00 | 4,773,227 |
| Largest United States Airlines | 0 | - | 4.39 | 55,083 |
| States of Brazil | 0 | - | 4.97 | 88,732 |
| Departments of France | 0 | - | 4.93 | 54,543 |
| Countries of the Mongol Empire on a Map | 0 | - | 4.99 | 107,133 |
| Modern-Day Countries of the British Empire in 1921 | 0 | - | 4.99 | 118,074 |
| European Map without 10 Random Countries | 0 | - | 4.97 | 277,538 |
| A Superlative for Every U.S. State | 0 | - | 4.44 | 28,125 |
| U.S. States With No City Over 100,000 | 0 | - | 4.57 | 18,050 |
| Biggest Cities in the U.S. - Extreme | 0 | - | 4.95 | 159,609 |
| Biggest Cities in Each U.S. State - Extreme | 0 | - | 4.91 | 83,327 |
| 10 Biggest Cities by U.S. State | 0 | - | 4.95 | 42,099 |
| 500 Biggest U.S. Urban Areas | 0 | - | 4.90 | 117,549 |
| U.S. Cities Chain | 0 | - | 4.21 | 35,595 |
| South American Cities on the Map | 0 | - | 4.53 | 35,477 |
| ALL California Cities | 0 | - | 4.37 | 43,122 |
| U.S. City Name Etymologies | 0 | - | 4.15 | 21,551 |
| U.S. Cities with the Least Precipitation | 0 | - | 4.42 | 12,471 |
| South American Capitals - Map Quiz | 0 | - | 4.98 | 130,835 |
| Top 10 Oldest U.S. State Capitals | 0 | - | 4.55 | 32,122 |
| Top 10 American Countries by Coastline | 0 | - | 4.96 | 88,481 |
| Top 10 Richest Countries in the Americas | 0 | - | 4.93 | 84,550 |
| Biggest Trading Partners - United States | 0 | - | 4.63 | 106,745 |
| Colombia Country Quiz | 0 | - | 4.90 | 40,825 |
| Canada Country Quiz | 0 | - | 4.54 | 132,712 |
| Hawaiian Islands Map Quiz | 0 | - | 4.78 | 22,294 |
| Canada Cities Map Quiz | 0 | - | 4.64 | 124,393 |
| U.S. Cities by Picture #1 | 0 | - | 4.36 | 34,630 |
| Cities by Picture #2 | 0 | - | 4.19 | 35,194 |
| U.S. Geography by Letter - C | 0 | - | 4.27 | 74,328 |
| U.S. Geography by Letter - A | 0 | - | 4.37 | 63,347 |
| U.S. Geography by Letter - D | 0 | - | 4.09 | 57,310 |
| U.S. Geography by Letter - T | 0 | - | 4.29 | 50,039 |
| U.S. Geography by Letter - P | 0 | - | 4.38 | 54,181 |
| U.S. Geography by Letter - M | 0 | - | 4.14 | 53,507 |
| U.S. Geography by Letter - L | 0 | - | 4.04 | 41,354 |
| U.S. Geography by Letter - G | 0 | - | 4.13 | 39,517 |
| U.S. Geography by Letter - R | 0 | - | 4.22 | 36,059 |
| U.S. Geography By Letter - H | 0 | - | 4.35 | 40,395 |
