| Georgia ... or Georgia? | 0 | - | 4.67 | 76,542 |
| Top 10 Non-English Languages Spoken in New York City | 0 | - | 4.84 | 65,812 |
| US States Quiz | 0 | - | 5.00 | 16,750,483 |
| States of the U.S. in Alphabetical Order | 0 | - | 4.98 | 365,804 |
| Name the U.S. National Parks | 0 | - | 4.86 | 59,436 |
| Total United States Immigration by Country | 0 | - | 4.91 | 110,883 |
| Most Common U.S. Last Names - Extreme | 0 | - | 4.94 | 173,534 |
| "Do Not Travel" Countries for U.S. Citizens | 0 | - | 4.97 | 241,752 |
| U.S. Cabinet Departments | 0 | - | 4.86 | 72,612 |
| All 3,143 Counties of the United States on a Map | 0 | - | 4.97 | 329,128 |
| Pixelated United States Map | 0 | - | 4.89 | 93,700 |
| Most-Visited Countries by Americans | 0 | - | 4.87 | 108,799 |
| Countries that Visit the United States the Most | 0 | - | 4.96 | 91,109 |
| Deadliest U.S. Wars | 0 | - | 4.89 | 189,578 |
| The 13 Colonies Quiz | 0 | - | 4.97 | 117,114 |
| U.S. States with the Letter Y | 0 | - | 4.85 | 110,730 |
| 10 Southernmost U.S. States | 0 | - | 4.88 | 112,747 |
| U.S. States with Short Names | 0 | - | 4.91 | 148,108 |
| U.S. States that Start with M | 0 | - | 4.93 | 186,350 |
| U.S. States By Population | 0 | - | 4.92 | 152,643 |
| U.S. States that Start with N | 0 | - | 4.95 | 170,720 |
| U.S. States with Longest Names | 0 | - | 4.84 | 44,056 |
| 10 Westernmost U.S. States | 0 | - | 4.95 | 63,905 |
| The Only Remaining U.S. State . . . | 0 | - | 4.92 | 65,127 |
| US States with an Empty Map | 0 | - | 5.00 | 620,466 |
| 10 Longest Rivers in the United States | 0 | - | 4.85 | 38,895 |
| Countries Closest to United States by Continent | 0 | - | 4.99 | 145,683 |
| Countries that Beat the United States | 0 | - | 4.93 | 165,932 |
| Louisiana Purchase with a Map | 0 | - | 4.96 | 47,923 |
| Top 10 Most-Visited U.S. States | 0 | - | 4.90 | 101,267 |
| U.S. States with the Most Immigrants | 0 | - | 4.85 | 82,086 |
| U.S. States or European Countries by Area | 0 | - | 4.95 | 95,107 |
| U.S. States or European Countries by Population | 0 | - | 4.97 | 132,316 |
| Asian Countries Americans Travel to the Most | 0 | - | 4.75 | 59,738 |
| Top 10 Non-English Languages of Los Angeles | 0 | - | 4.42 | 59,681 |
| 10 Closest Megacities to New York City | 0 | - | 4.52 | 67,226 |
| Name a Valid U.S. State #1 | 0 | - | 4.93 | 207,290 |
| Top 10 Coldest U.S. States | 0 | - | 4.94 | 124,101 |
| Top 10 Hottest U.S. States | 0 | - | 4.86 | 124,936 |
| Top 10 Most Native American U.S. States | 0 | - | 4.87 | 91,363 |
| Top 10 U.S. States with the Least Precipitation | 0 | - | 4.82 | 61,644 |
| Asian Last Names in the United States | 0 | - | 4.43 | 46,573 |
| Countries Larger Than Texas but With Fewer People | 0 | - | 4.92 | 39,625 |
| States of Mexico | 0 | - | 4.95 | 174,105 |
| Mexico States Map Quiz | 0 | - | 4.84 | 104,057 |
| U.S. State Nicknames Quiz | 0 | - | 4.47 | 50,350 |
| Countries with American Expatriates | 0 | - | 4.53 | 42,502 |
| United States Landmarks Map Quiz | 0 | - | 4.55 | 40,108 |
| United States Country Quiz | 0 | - | 4.43 | 100,867 |
| Busiest Air Routes from the U.S. | 0 | - | 4.46 | 76,693 |
| Famous People from California by Picture | 0 | - | 4.32 | 36,236 |
| California Groups of Things | 0 | - | 4.25 | 45,312 |
| Hawaiian Islands Map Quiz | 0 | - | 4.78 | 22,217 |
| New York Groups of Things | 0 | - | 4.38 | 59,998 |
| Countries Closest to Canada | 0 | - | 4.90 | 197,577 |
| East Asia Map Quiz | 0 | - | 4.99 | 1,442,873 |
| Asia Map Quiz | 0 | - | 4.99 | 909,346 |
| U.S. Geography by Letter - B | 0 | - | 4.53 | 68,913 |
| U.S. Geography by Letter - S | 0 | - | 4.55 | 52,406 |
| United States Map Quiz | 0 | - | 4.98 | 4,146,020 |
| Two Letter U.S. State Abbreviations | 0 | - | 4.19 | 744,469 |
| Countries Closest to the U. S. | 0 | - | 4.41 | 208,227 |
| U.S. Federal Agency Acronyms | 0 | - | 4.50 | 79,810 |
| Countries Closest to Alaska | 0 | - | 4.93 | 123,630 |
| Geography of California | 0 | - | 4.25 | 10,518 |
| California Pro Sport Teams | 0 | - | 4.19 | 22,657 |
| Countries Closest to Maine | 0 | - | 4.84 | 66,644 |
| New York Pro Sport Teams | 0 | - | 4.32 | 25,826 |
| Texas Pro Sport Teams | 0 | - | 4.19 | 16,791 |
| History of Pennsylvania | 0 | - | 4.16 | 7,100 |
| History of Virginia | 0 | - | 4.31 | 11,566 |
| Washington State by Picture | 0 | - | 4.26 | 7,693 |
| New England States | 0 | - | 4.51 | 59,734 |
| U.S. License Plates Picture Quiz | 0 | - | 4.59 | 52,723 |
| U.S. States with the Fewest Immigrants | 0 | - | 4.63 | 65,534 |
| U.S. States by Land Area | 0 | - | 4.61 | 52,583 |
| Top 10 U.S. States by Inland Water Area | 0 | - | 4.53 | 37,927 |
| U.S. States with the Highest Percentage of Farmland | 0 | - | 4.80 | 65,334 |
| U.S. States with the Lowest Percentage of Farmland | 0 | - | 4.74 | 55,074 |
| Add a Letter - Make a U.S. State | 0 | - | 4.72 | 82,480 |
| Top 10 Widest U.S. States East to West | 0 | - | 4.70 | 55,754 |
| Top 10 Tallest U.S. States North to South | 0 | - | 4.74 | 40,743 |
| U.S. States by Borders | 0 | - | 4.63 | 35,149 |
| 10 Easternmost U.S. States | 0 | - | 4.53 | 56,317 |
| The Only U.S. State ... #1 | 0 | - | 4.52 | 101,620 |
| U.S. States with the Longest International Borders | 0 | - | 4.78 | 45,655 |
| Longest U.S. State Borders | 0 | - | 4.67 | 39,509 |
| 50 States, 50 Cities - Hard Version | 0 | - | 4.46 | 44,051 |
| Top 10 U.S. States with the Highest Elevation | 0 | - | 4.51 | 67,803 |
| U.S. States with the Lowest Average Elevation | 0 | - | 4.55 | 38,423 |
| U.S. States With the Highest Average Elevation | 0 | - | 4.61 | 32,693 |
| U.S. States with the Fewest Borders | 0 | - | 4.77 | 113,172 |
| U.S. States with the Most Borders | 0 | - | 4.53 | 62,250 |
| Middle East Map Quiz | 0 | - | 4.99 | 1,378,334 |
| Flags of North and South America | 0 | - | 4.99 | 369,151 |
| Belize Country Quiz | 0 | - | 4.85 | 20,849 |
| Top U.S. Universities | 0 | - | 4.15 | 144,357 |
| Largest United States Airlines | 0 | - | 4.39 | 54,894 |
| 10 U.S. States With The Lowest Murder Rates | 0 | - | 4.51 | 41,284 |
| Biggest Trading Partners - United States | 0 | - | 4.63 | 106,449 |
| U.S. States by Governor | 0 | - | 4.43 | 18,000 |
| U.S. Political Parties in History | 0 | - | 4.44 | 27,604 |
| U.S. Government Agencies | 0 | - | 4.44 | 19,585 |
| Famous People from Alabama by Picture | 0 | - | 4.07 | 23,986 |
| Los Angeles vs. New York | 0 | - | 4.41 | 19,713 |
| State Quiz - Georgia | 0 | - | 4.48 | 35,402 |
| Famous People from Illinois by Picture | 0 | - | 4.03 | 20,088 |
| Famous People from Indiana by Picture | 0 | - | 4.35 | 24,918 |
| Famous People from Maryland by Picture | 0 | - | 4.23 | 16,789 |
| Famous People from Massachusetts by Picture | 0 | - | 4.29 | 24,413 |
| Famous People from Michigan by Picture | 0 | - | 4.30 | 21,327 |
| Famous People from New York by Picture | 0 | - | 4.03 | 27,394 |
| Famous Missourians | 0 | - | 4.12 | 6,379 |
| Famous People from New Jersey by Picture | 0 | - | 4.25 | 22,175 |
| Famous People from Texas by Picture | 0 | - | 3.99 | 33,296 |
| Famous People from Ohio by Picture | 0 | - | 4.03 | 17,633 |
| Famous People from Pennsylvania by Picture | 0 | - | 4.24 | 25,346 |
| Movies Set in Pennsylvania | 0 | - | 4.19 | 11,533 |
| Famous People from Tennessee by Picture | 0 | - | 4.35 | 27,245 |
| U.S. States that Border Tennessee | 0 | - | 4.83 | 65,171 |
| Famous People from Virginia by Picture | 0 | - | 4.18 | 24,167 |
| Famous People from Wisconsin | 0 | - | 4.03 | 6,811 |
| 10 U.S. States With The Highest Murder Rates | 0 | - | 4.47 | 53,407 |
| States and Provinces that touch the Rocky Mountains | 0 | - | 4.42 | 32,437 |
| U.S. State Superlatives #1 | 0 | - | 4.47 | 87,344 |
| U.S. State Superlatives #2 | 0 | - | 4.53 | 40,520 |
| Top 10 U.S. States With the Most Tornadoes | 0 | - | 4.53 | 64,544 |
| Top 10 Least Religious U.S. States | 0 | - | 4.51 | 34,149 |
| Top 10 U.S. States by Public Transit | 0 | - | 4.77 | 63,504 |
| Top 10 U.S. States with the Most Precipitation | 0 | - | 4.46 | 41,605 |
| Flags of Asia Quiz | 0 | - | 4.99 | 607,680 |
| South and Central Asia Map Quiz | 0 | - | 4.93 | 97,972 |
| U.S. Geography by Letter - C | 0 | - | 4.27 | 73,689 |
| U.S. Geography by Letter - A | 0 | - | 4.38 | 62,643 |
| U.S. Geography by Letter - D | 0 | - | 4.08 | 56,629 |
| U.S. Geography by Letter - T | 0 | - | 4.29 | 49,314 |
| U.S. Geography by Letter - P | 0 | - | 4.36 | 47,747 |
| U.S. Geography by Letter - M | 0 | - | 4.14 | 52,911 |
| U.S. Geography by Letter - L | 0 | - | 4.04 | 40,745 |
| U.S. Geography by Letter - G | 0 | - | 4.13 | 38,875 |
| U.S. Geography By Letter - H | 0 | - | 4.35 | 39,654 |
| Third Most Common Language by U.S. State | 0 | - | 4.87 | 113,473 |
| American Legal Vocabulary | 0 | - | 4.40 | 33,818 |
| U.S. Cities by Picture #1 | 0 | - | 4.36 | 34,408 |
| Cities by Picture #2 | 0 | - | 4.19 | 34,988 |
| The U.S. Government - How Does it Work? | 0 | - | 4.34 | 42,224 |
| American Founding Fathers | 0 | - | 4.41 | 23,093 |
| Musical Acts from Los Angeles by Two Songs | 0 | - | 4.27 | 15,922 |
| Movies Set in San Francisco | 0 | - | 4.23 | 19,917 |
| Movies Set in Miami | 0 | - | 4.32 | 16,682 |
| Famous People from Georgia by Picture | 0 | - | 3.65 | 22,029 |
| Movies and TV Shows Set in Boston | 0 | - | 4.17 | 9,749 |
| New York City Geography | 0 | - | 4.42 | 32,993 |
| People on Money - United States | 0 | - | 4.31 | 63,236 |
| U.S. History Groups of Two | 0 | - | 4.23 | 44,304 |
| 100 Most Influential Figures in U.S. History | 0 | - | 4.20 | 44,780 |
| Last 10 U.S. States Alphabetically | 0 | - | 4.35 | 74,673 |
| Top 10 Least Populous U.S. State Capitals | 0 | - | 4.52 | 21,476 |
| Flyover States | 0 | - | 4.52 | 29,432 |
| U.S. States With Double Letters | 0 | - | 4.54 | 23,974 |
| U.S. States Bigger than Their Neighbors | 0 | - | 4.27 | 75,917 |
| U.S. States by Wikipedia Descriptions #1 | 0 | - | 4.57 | 39,246 |
| U.S. States by Wikipedia Descriptions #2 | 0 | - | 4.47 | 37,002 |
| 50 States, 50 Cities - Easy Version | 0 | - | 4.39 | 128,102 |
| Top 10 Richest U.S. States by Median Income | 0 | - | 4.47 | 118,642 |
| Top 10 Least-Forested U.S. States | 0 | - | 4.50 | 46,372 |
| East Asia Cities Map Quiz | 0 | - | 4.96 | 109,634 |
| 10 Biggest Asian Countries by Area | 0 | - | 4.97 | 153,057 |
| 10 Southernmost Countries in Asia | 0 | - | 4.97 | 98,623 |
| 10 Easternmost Countries in Asia | 0 | - | 4.99 | 107,481 |
| Countries of Asia with Two or More Words | 0 | - | 4.96 | 126,084 |
| Asian Countries Ending in "IA" | 0 | - | 4.96 | 106,786 |
| Top Asian Languages on a Map | 0 | - | 4.95 | 70,900 |
| Countries of Asia with an Empty Map | 0 | - | 4.98 | 229,316 |
| Countries of the Middle East | 0 | - | 4.96 | 199,520 |
| Countries Kim Jong Un Has Been To | 0 | - | 4.95 | 32,412 |
| Countries of the Mongol Empire on a Map | 0 | - | 4.99 | 106,161 |
| Kazakhstan Country Quiz | 0 | - | 4.83 | 35,343 |
| States of India | 0 | - | 4.94 | 191,137 |
| Countries with the Most Ascents of Mount Everest | 0 | - | 4.95 | 57,906 |
| Nepal Country Quiz | 0 | - | 4.95 | 37,464 |
| The Only American Country ... | 0 | - | 4.92 | 121,040 |
| American Countries with the Shortest Names | 0 | - | 4.96 | 120,568 |
| Top 10 Biggest Economies in the Americas | 0 | - | 4.93 | 91,315 |
| All First-Level Subdivisions of South America on a Map | 0 | - | 4.92 | 53,245 |
| Brazil States Map Quiz | 0 | - | 4.85 | 47,567 |
| States of Brazil | 0 | - | 4.98 | 86,816 |
| U.S. State Border Crossings | 0 | - | 4.97 | 96,108 |
| U.S. Citizenship Test Questions | 0 | - | 4.83 | 238,629 |
| Fictional Characters from the Midwest by Picture | 0 | - | 4.04 | 19,166 |
| U.S. Cities with the Most International Tourists | 0 | - | 4.88 | 75,057 |
| U.S. States by Picture #1 | 0 | - | 4.21 | 15,375 |
| Most-Visited U.S. Cities | 0 | - | 4.85 | 92,754 |
| Every U.S. Metro Area on a Map | 0 | - | 4.97 | 81,070 |
| Senators Who Ran For President | 0 | - | 4.24 | 17,005 |
| U.S. Electoral College Landslides | 0 | - | 4.35 | 22,004 |
| Chicago City Trivia | 0 | - | 4.31 | 31,402 |
| Cities and Towns of Massachusetts | 0 | - | 4.92 | 73,268 |
| Who Did that Motown Song? | 0 | - | 4.48 | 13,028 |
| Events in U.S. History | 0 | - | 4.40 | 28,534 |
