| Mississippi River States Empty Map Quiz | 0 | - | 4.81 | 55,639 |
| U.S. States that Border Tennessee | 0 | - | 4.83 | 65,104 |
| US States Quiz | 0 | - | 5.00 | 16,715,946 |
| Merged U.S. States | 0 | - | 4.36 | 43,895 |
| U.S. States that Border Canada | 0 | - | 4.91 | 182,670 |
| States of the U.S. in Alphabetical Order | 0 | - | 4.98 | 365,411 |
| Random Cities Near Chicago on a Map | 0 | - | 4.52 | 34,232 |
| United States Map Quiz | 0 | - | 4.98 | 4,143,205 |
| US States with an Empty Map | 0 | - | 5.00 | 619,353 |
| The 13 Colonies Quiz | 0 | - | 4.97 | 116,828 |
| Confederate States of the U.S. Civil War | 0 | - | 4.91 | 128,725 |
| U.S. States with the Letter Y | 0 | - | 4.85 | 110,448 |
| 10 Southernmost U.S. States | 0 | - | 4.88 | 112,494 |
| U.S. States with Short Names | 0 | - | 4.91 | 147,769 |
| U.S. States that Start with M | 0 | - | 4.93 | 186,026 |
| U.S. States By Population | 0 | - | 4.92 | 152,450 |
| U.S. States that Start with N | 0 | - | 4.95 | 170,494 |
| U.S. States with Longest Names | 0 | - | 4.84 | 43,914 |
| 10 Northernmost U.S. States | 0 | - | 4.90 | 81,943 |
| U.S. States with a Unique First Letter | 0 | - | 4.96 | 87,615 |
| 10 Westernmost U.S. States | 0 | - | 4.95 | 63,793 |
| The Only Remaining U.S. State . . . | 0 | - | 4.92 | 64,944 |
| U.S. Senators by State | 0 | - | 4.45 | 39,776 |
| Top 10 Largest U.S. States by Area | 0 | - | 4.95 | 158,953 |
| Top 10 Smallest U.S. States by Area | 0 | - | 4.98 | 177,117 |
| Top 10 Poorest U.S. States by Median Income | 0 | - | 4.86 | 124,541 |
| U.S. States with the Highest Percentage of Hispanics | 0 | - | 4.85 | 69,095 |
| Top 10 Newest U.S. States | 0 | - | 4.85 | 85,703 |
| Top 10 U.S. States Where the Rent is Too Dang High | 0 | - | 4.84 | 66,881 |
| Top 10 Least Populous U.S. States | 0 | - | 4.94 | 190,512 |
| Top 10 Most Populous U.S. States | 0 | - | 4.97 | 172,721 |
| Vietnam War Countries | 0 | - | 4.83 | 93,666 |
| Top 10 Most-Visited U.S. States | 0 | - | 4.90 | 101,143 |
| U.S. States that Border Missouri | 0 | - | 4.55 | 12,743 |
| North Dakota... or South Dakota? | 0 | - | 4.45 | 13,695 |
| U.S. States with the Most Immigrants | 0 | - | 4.85 | 81,978 |
| Word Scramble - U.S. States | 0 | - | 4.95 | 502,306 |
| U.S. States or European Countries by Area | 0 | - | 4.94 | 94,821 |
| Louisiana Purchase with a Map | 0 | - | 4.96 | 47,670 |
| U.S. States or European Countries by Population | 0 | - | 4.97 | 132,040 |
| State Quiz - Virginia | 0 | - | 4.52 | 40,066 |
| Countries Closest to Alaska | 0 | - | 4.93 | 123,384 |
| Countries Closest to Maine | 0 | - | 4.84 | 66,497 |
| U.S. States that Start with M - Shape Quiz | 0 | - | 4.94 | 57,710 |
| U.S. State Flags | 0 | - | 4.89 | 167,506 |
| Great Plains States and Provinces on a Map | 0 | - | 4.95 | 48,649 |
| Hawaiian Islands | 0 | - | 4.83 | 42,448 |
| Name a Valid U.S. State #1 | 0 | - | 4.93 | 206,889 |
| Top 10 Coldest U.S. States | 0 | - | 4.94 | 123,945 |
| Top 10 Hottest U.S. States | 0 | - | 4.86 | 124,751 |
| U.S. States with the Lowest Population Density | 0 | - | 4.92 | 93,628 |
| Top 10 Most Native American U.S. States | 0 | - | 4.87 | 91,160 |
| Top 10 U.S. States with the Least Precipitation | 0 | - | 4.82 | 61,583 |
| Random American Countries on a Map | 0 | - | 4.96 | 98,710 |
| Random U.S. States on a Map | 0 | - | 4.96 | 621,963 |
| U.S. Cities with the Most International Tourists | 0 | - | 4.88 | 74,929 |
| U.S. State Border Crossings | 0 | - | 4.97 | 96,007 |
| U.S. States or European Countries by GDP | 0 | - | 4.98 | 88,111 |
| Fifty US States in One Minute | 0 | - | 4.56 | 3,520,378 |
| Least Irish U.S. States | 0 | - | 4.49 | 18,225 |
| Category Elimination - U.S. States #1 | 0 | - | 4.87 | 218,706 |
| Category Elimination - U.S. States #2 | 0 | - | 4.82 | 132,650 |
| California A-Z | 0 | - | 4.49 | 28,714 |
| Most-Visited U.S. Cities | 0 | - | 4.85 | 92,491 |
| Every U.S. Metro Area on a Map | 0 | - | 4.97 | 80,844 |
| Random U.S. State Capitals on a Map | 0 | - | 4.92 | 103,315 |
| Total United States Immigration by Country | 0 | - | 4.91 | 110,721 |
| "Do Not Travel" Countries for U.S. Citizens | 0 | - | 4.97 | 241,164 |
| Rust Belt Cities Map Quiz | 0 | - | 4.57 | 34,905 |
| Las Vegas Casinos | 0 | - | 4.12 | 37,977 |
| Name the U.S. National Parks | 0 | - | 4.86 | 59,175 |
| Virginia Counties | 0 | - | 4.45 | 32,943 |
| All 3,143 Counties of the United States on a Map | 0 | - | 4.97 | 328,332 |
| State Quiz - Florida | 0 | - | 4.47 | 61,976 |
| State Quiz - Texas | 0 | - | 4.43 | 62,542 |
| State Quiz - Minnesota | 0 | - | 4.41 | 38,583 |
| State Quiz - Georgia | 0 | - | 4.48 | 35,350 |
| State Quiz - Kentucky | 0 | - | 4.41 | 32,265 |
| State Quiz - New York | 0 | - | 4.52 | 45,784 |
| State Quiz - Washington | 0 | - | 4.45 | 36,185 |
| State Quiz - Illinois | 0 | - | 4.44 | 33,177 |
| State Quiz - California | 0 | - | 4.68 | 64,014 |
| State Quiz - Alaska | 0 | - | 4.42 | 41,816 |
| State Quiz - Arizona | 0 | - | 4.44 | 36,522 |
| State Quiz - New Jersey | 0 | - | 4.42 | 37,919 |
| State Quiz - Pennsylvania | 0 | - | 4.50 | 48,662 |
| State Quiz - Tennessee | 0 | - | 4.54 | 33,926 |
| Most Guessed U.S. Cities | 0 | - | 4.88 | 105,071 |
| U.S. Cities with the Biggest Economies | 0 | - | 4.83 | 72,138 |
| US State Capitals Quiz - No Hints | 0 | - | 4.98 | 94,587 |
| 10 Westernmost U.S. State Capitals | 0 | - | 4.90 | 47,903 |
| Countries Closest to United States by Continent | 0 | - | 4.99 | 145,494 |
| Countries that Bordered the USSR | 0 | - | 4.93 | 164,581 |
| Countries Bordering China Since 1914 | 0 | - | 4.93 | 94,772 |
| Most-Visited Countries by Americans | 0 | - | 4.87 | 108,566 |
| Countries that Visit the United States the Most | 0 | - | 4.96 | 90,929 |
| Countries that Beat the United States | 0 | - | 4.93 | 165,684 |
| Europe Map Quiz | 0 | - | 5.00 | 4,733,875 |
| 10 Longest Rivers in the United States | 0 | - | 4.85 | 38,829 |
| US States by Borders in 30 Seconds | 0 | - | 4.68 | 2,665,835 |
| Pixelated United States Map | 0 | - | 4.89 | 93,560 |
| U.S. States by First Two Letters in 30 Seconds | 0 | - | 4.69 | 1,381,550 |
| States that Beat Alaska | 0 | - | 4.49 | 26,397 |
| Fastest Growing U.S. States Since 1960 | 0 | - | 4.48 | 75,812 |
| U.S. State Capitals Map Quiz | 0 | - | 4.93 | 142,697 |
| Random State Capital to U.S. State | 0 | - | 4.84 | 88,306 |
| U.S. State Capitals Closest to Mexico | 0 | - | 4.58 | 42,677 |
| Cities by Wikipedia Descriptions #2 | 0 | - | 4.53 | 38,923 |
| U.S. Cities by Wikipedia Descriptions | 0 | - | 4.48 | 34,074 |
| Which City in California? | 0 | - | 4.56 | 31,913 |
| Boroughs of New York City | 0 | - | 4.47 | 84,147 |
| Washington D.C. Trivia | 0 | - | 4.44 | 38,791 |
| World Map with Random Merged Countries | 0 | - | 4.99 | 1,706,572 |
| Countries Closest to United States A-Z | 0 | - | 4.82 | 117,476 |
| East Asia Map Quiz | 0 | - | 4.99 | 1,441,689 |
| Oceania Map Quiz | 0 | - | 4.98 | 635,895 |
| Africa Map Quiz | 0 | - | 5.00 | 2,105,448 |
| Asia Map Quiz | 0 | - | 4.99 | 907,719 |
| South America Flags Map Quiz | 0 | - | 4.95 | 86,742 |
| Random Sequential U.S. States on a Map | 0 | - | 4.99 | 233,287 |
| U.S. Map with Random Merged States | 0 | - | 4.94 | 300,177 |
| State Quiz - Hawaii | 0 | - | 4.35 | 64,969 |
| Rivers of the United States | 0 | - | 4.93 | 65,578 |
| Europe by Borders in 30 Seconds | 0 | - | 4.98 | 425,493 |
| U.S. States with the Longest International Borders | 0 | - | 4.78 | 45,603 |
| Longest U.S. State Borders | 0 | - | 4.67 | 39,420 |
| U.S. States with the Fewest Borders | 0 | - | 4.77 | 113,081 |
| U.S. States with the Most Borders | 0 | - | 4.53 | 62,236 |
| Walking Across U.S. State Borders with Hints | 0 | - | 4.74 | 34,935 |
| 10 Closest Megacities to New York City | 0 | - | 4.52 | 67,206 |
| U.S. States with the Fewest Immigrants | 0 | - | 4.63 | 65,457 |
| U.S. States with the Highest Percentage of Farmland | 0 | - | 4.80 | 65,297 |
| U.S. States with the Lowest Percentage of Farmland | 0 | - | 4.74 | 55,046 |
| Top 10 U.S. States That Grow the Most Corn | 0 | - | 4.52 | 36,026 |
| Top 10 U.S. States with the Highest Elevation | 0 | - | 4.51 | 67,778 |
| U.S. States with the Lowest Average Elevation | 0 | - | 4.55 | 38,400 |
| U.S. States With the Highest Average Elevation | 0 | - | 4.61 | 32,672 |
| New England States | 0 | - | 4.51 | 59,715 |
| U.S. License Plates Picture Quiz | 0 | - | 4.59 | 52,679 |
| U.S. States by Land Area | 0 | - | 4.61 | 52,514 |
| Top 10 U.S. States by Inland Water Area | 0 | - | 4.53 | 37,893 |
| Add a Letter - Make a U.S. State | 0 | - | 4.72 | 82,369 |
| Top 10 Widest U.S. States East to West | 0 | - | 4.69 | 55,676 |
| Top 10 Tallest U.S. States North to South | 0 | - | 4.74 | 40,680 |
| U.S. States by Borders | 0 | - | 4.63 | 35,096 |
| Save Americans by Guessing U.S. States | 0 | - | 4.61 | 182,817 |
| Win the U.S. Presidential Election | 0 | - | 4.80 | 619,253 |
| 10 Easternmost U.S. States | 0 | - | 4.53 | 56,261 |
| The Only U.S. State ... #1 | 0 | - | 4.52 | 101,165 |
| Top 10 U.S. States with the Lowest Life Expectancy | 0 | - | 4.67 | 44,977 |
| 50 States, 50 Cities - Hard Version | 0 | - | 4.46 | 44,009 |
| U.S. States with the Most Expensive Home Prices | 0 | - | 4.48 | 99,348 |
| U.S. States with the Cheapest Home Prices | 0 | - | 4.70 | 32,806 |
| Top 10 Most African-American U.S. States | 0 | - | 4.46 | 74,433 |
| Top 10 Most Asian U.S. States | 0 | - | 4.80 | 74,910 |
| Top 10 Most Obese U.S. States | 0 | - | 4.54 | 81,226 |
| Top 10 Least Obese U.S. States | 0 | - | 4.75 | 73,438 |
| Top 10 Least-Educated U.S. States | 0 | - | 4.43 | 90,230 |
| Top 10 Most-Educated U.S. States | 0 | - | 4.48 | 84,405 |
| U.S. States with the Highest Rates of Homelessness | 0 | - | 4.43 | 52,169 |
| Top 10 Most White U.S. States | 0 | - | 4.49 | 81,920 |
| Top 10 Most German U.S. States | 0 | - | 4.48 | 59,616 |
| States that Beat California | 0 | - | 4.54 | 63,271 |
| States that Beat Texas | 0 | - | 4.58 | 44,116 |
| States that Beat New York | 0 | - | 4.51 | 44,589 |
| State Quiz - Michigan | 0 | - | 4.27 | 51,899 |
| State Quiz - Wisconsin | 0 | - | 4.40 | 39,971 |
| State Quiz - Ohio | 0 | - | 4.23 | 45,081 |
| State Quiz - Colorado | 0 | - | 4.35 | 47,937 |
| State Quiz - North Carolina | 0 | - | 4.32 | 39,397 |
| State Quiz - Massachusetts | 0 | - | 4.36 | 35,190 |
| History of Louisiana | 0 | - | 4.46 | 9,497 |
| State Quiz - Mississippi | 0 | - | 4.47 | 23,274 |
| State Quiz - West Virginia | 0 | - | 4.42 | 21,848 |
| State Quiz - Nebraska | 0 | - | 4.53 | 23,954 |
| State Quiz - Missouri | 0 | - | 4.44 | 24,588 |
| State Quiz - Idaho | 0 | - | 4.58 | 27,263 |
| State Quiz - Maine | 0 | - | 4.52 | 25,254 |
| State Quiz - North Dakota | 0 | - | 4.48 | 21,520 |
| State Quiz - Rhode Island | 0 | - | 4.56 | 25,653 |
| Flags of Europe Quiz | 0 | - | 4.99 | 1,228,244 |
| Flags of Asia Quiz | 0 | - | 4.99 | 606,215 |
| Name a City - European Countries | 0 | - | 4.92 | 64,512 |
| Africa Capitals Quiz | 0 | - | 4.99 | 730,815 |
| Asia Capitals Quiz | 0 | - | 4.98 | 686,503 |
| US States and State Capitals | 0 | - | 4.99 | 158,825 |
| Which City in Texas? | 0 | - | 4.45 | 24,987 |
| Which City in Florida? | 0 | - | 4.61 | 10,936 |
| New York City A-Z | 0 | - | 4.18 | 32,199 |
| Countries That Use the Euro | 0 | - | 4.95 | 103,180 |
| Countries of Europe - One Minute Sprint | 0 | - | 4.94 | 1,320,609 |
| Landlocked Countries in Africa | 0 | - | 4.99 | 45,884 |
| 10 Easternmost Countries in Europe | 0 | - | 4.89 | 113,708 |
| The Only European Country ... | 0 | - | 4.91 | 214,081 |
| Mediterranean Countries Quiz | 0 | - | 4.99 | 210,302 |
| European Countries NOT in NATO | 0 | - | 4.87 | 59,718 |
| Countries with Territorial Claims in Antarctica | 0 | - | 4.94 | 92,249 |
| Modern-Day Countries of the Roman Empire on a Map | 0 | - | 4.99 | 124,836 |
| Countries of Africa | 0 | - | 5.00 | 2,510,184 |
| Countries of North America Quiz | 0 | - | 5.00 | 1,012,753 |
