| States of Mexico | 0 | - | 4.95 | 173,398 |
| Mexico States Map Quiz | 0 | - | 4.84 | 103,837 |
| Most Common U.S. Last Names - Extreme | 0 | - | 4.94 | 173,203 |
| Countries that Beat the United States | 0 | - | 4.93 | 165,608 |
| Countries that Beat Canada | 0 | - | 4.90 | 86,869 |
| Mexican Foods | 0 | - | 4.07 | 14,610 |
| Mexico Country Quiz | 0 | - | 4.49 | 71,993 |
| Mexico Cities Map Quiz | 0 | - | 4.77 | 33,315 |
| American Countries with the Shortest Names | 0 | - | 4.96 | 120,362 |
| Belize Country Quiz | 0 | - | 4.85 | 20,809 |
| US States Quiz | 0 | - | 5.00 | 16,705,719 |
| States of the U.S. in Alphabetical Order | 0 | - | 4.98 | 365,319 |
| All First-Level Subdivisions of South America on a Map | 0 | - | 4.92 | 53,006 |
| Brazil States Map Quiz | 0 | - | 4.85 | 47,398 |
| States of Brazil | 0 | - | 4.98 | 86,423 |
| Name the U.S. National Parks | 0 | - | 4.86 | 59,035 |
| Total United States Immigration by Country | 0 | - | 4.91 | 110,676 |
| "Do Not Travel" Countries for U.S. Citizens | 0 | - | 4.97 | 241,010 |
| U.S. Cabinet Departments | 0 | - | 4.86 | 72,537 |
| Top 10 Non-English Languages Spoken in New York City | 0 | - | 4.84 | 65,645 |
| Colombia Country Quiz | 0 | - | 4.90 | 40,346 |
| U.S. State Nicknames Quiz | 0 | - | 4.47 | 50,272 |
| All 3,143 Counties of the United States on a Map | 0 | - | 4.97 | 328,101 |
| Pixelated United States Map | 0 | - | 4.89 | 93,508 |
| Most-Visited Countries by Americans | 0 | - | 4.87 | 108,500 |
| Countries that Visit the United States the Most | 0 | - | 4.96 | 90,885 |
| Deadliest U.S. Wars | 0 | - | 4.89 | 189,297 |
| The 13 Colonies Quiz | 0 | - | 4.97 | 116,760 |
| U.S. States with the Letter Y | 0 | - | 4.85 | 110,385 |
| 10 Southernmost U.S. States | 0 | - | 4.88 | 112,431 |
| U.S. States with Short Names | 0 | - | 4.91 | 147,696 |
| U.S. States that Start with M | 0 | - | 4.93 | 185,944 |
| U.S. States By Population | 0 | - | 4.92 | 152,399 |
| U.S. States that Start with N | 0 | - | 4.95 | 170,431 |
| U.S. States with Longest Names | 0 | - | 4.84 | 43,882 |
| U.S. States with a Unique First Letter | 0 | - | 4.96 | 87,578 |
| 10 Westernmost U.S. States | 0 | - | 4.95 | 63,769 |
| The Only Remaining U.S. State . . . | 0 | - | 4.92 | 64,906 |
| Countries Closest to Canada | 0 | - | 4.90 | 197,379 |
| South American Geography Quiz #2 | 0 | - | 4.62 | 39,201 |
| South American Geography Quiz #1 | 0 | - | 4.73 | 32,475 |
| Countries Bordering Brazil | 0 | - | 4.96 | 131,082 |
| Countries That Visit Brazil The Most | 0 | - | 4.95 | 49,289 |
| 10 Longest Rivers in the United States | 0 | - | 4.85 | 38,814 |
| Countries Closest to United States by Continent | 0 | - | 4.99 | 145,440 |
| Louisiana Purchase with a Map | 0 | - | 4.96 | 47,613 |
| US States with an Empty Map | 0 | - | 5.00 | 618,981 |
| Top 10 Most-Visited U.S. States | 0 | - | 4.90 | 101,116 |
| U.S. States with the Most Immigrants | 0 | - | 4.85 | 81,951 |
| U.S. States or European Countries by Area | 0 | - | 4.94 | 94,755 |
| U.S. States or European Countries by Population | 0 | - | 4.97 | 131,977 |
| Asian Last Names in the United States | 0 | - | 4.43 | 46,521 |
| Name a Valid U.S. State #1 | 0 | - | 4.93 | 206,768 |
| Top 10 Coldest U.S. States | 0 | - | 4.94 | 123,887 |
| Top 10 Hottest U.S. States | 0 | - | 4.86 | 124,676 |
| Top 10 Most Native American U.S. States | 0 | - | 4.87 | 91,092 |
| Top 10 U.S. States with the Least Precipitation | 0 | - | 4.82 | 61,557 |
| Flags of North and South America | 0 | - | 4.99 | 367,469 |
| South America Map Quiz | 0 | - | 5.00 | 1,541,384 |
| Countries that Beat Brazil | 0 | - | 4.49 | 67,901 |
| Costa Rica Country Quiz | 0 | - | 4.75 | 31,919 |
| Cuba Country Quiz | 0 | - | 4.69 | 51,175 |
| Jamaica Country Quiz | 0 | - | 4.58 | 34,864 |
| Haiti Country Quiz | 0 | - | 4.79 | 32,359 |
| Countries of Europe - One Minute Sprint | 0 | - | 4.94 | 1,320,052 |
| Latin American Countries Map Quiz | 0 | - | 4.97 | 128,265 |
| Central America and Caribbean Map Quiz | 0 | - | 4.89 | 899,878 |
| California Groups of Things | 0 | - | 4.25 | 45,277 |
| New York Groups of Things | 0 | - | 4.38 | 59,945 |
| U.S. History Groups of Two | 0 | - | 4.23 | 44,248 |
| Africa Geography Quiz #1 | 0 | - | 4.93 | 49,008 |
| The Only American Country ... | 0 | - | 4.92 | 120,780 |
| El Salvador Country Quiz | 0 | - | 4.62 | 31,481 |
| Guatemala Country Quiz | 0 | - | 4.63 | 25,218 |
| Honduras Country Quiz | 0 | - | 4.52 | 23,697 |
| Panama Country Quiz | 0 | - | 4.61 | 25,610 |
| Nicaragua Country Quiz | 0 | - | 4.62 | 26,376 |
| Antigua and Barbuda Country Quiz | 0 | - | 4.66 | 21,919 |
| Dominican Republic Country Quiz | 0 | - | 4.61 | 23,227 |
| Barbados Country Quiz | 0 | - | 4.78 | 19,647 |
| Countries with American Expatriates | 0 | - | 4.53 | 42,478 |
| United States Landmarks Map Quiz | 0 | - | 4.55 | 40,081 |
| United States Country Quiz | 0 | - | 4.43 | 100,617 |
| Busiest Air Routes from the U.S. | 0 | - | 4.46 | 76,609 |
| Movies by State | 0 | - | 4.27 | 40,445 |
| Canada Country Quiz | 0 | - | 4.54 | 131,743 |
| Canada Cities Map Quiz | 0 | - | 4.63 | 123,629 |
| Canada A-Z | 0 | - | 4.73 | 32,653 |
| Asian Countries with the Shortest Names | 0 | - | 4.97 | 134,393 |
| Asian Countries Americans Travel to the Most | 0 | - | 4.75 | 59,662 |
| Countries with the Most McDonald's Locations | 0 | - | 4.83 | 110,351 |
| Biggest Countries with No McDonald's | 0 | - | 4.84 | 88,865 |
| Category Elimination - African Geography #1 | 0 | - | 4.90 | 91,117 |
| Name a Valid African Country | 0 | - | 4.98 | 152,968 |
| Top 10 American Countries by Coastline | 0 | - | 4.96 | 88,081 |
| Top 10 Richest Countries in the Americas | 0 | - | 4.90 | 76,115 |
| Top 10 Biggest Economies in the Americas | 0 | - | 4.93 | 91,105 |
| U.S. Geography by Letter - B | 0 | - | 4.53 | 68,543 |
| U.S. Geography by Letter - S | 0 | - | 4.54 | 52,085 |
| Hispanic Last Names in the U.S. | 0 | - | 4.31 | 54,615 |
| Famous Mexicans and Mexican-Americans | 0 | - | 4.15 | 16,907 |
| Countries of South America with an Empty Map | 0 | - | 4.94 | 104,176 |
| Argentina Country Quiz | 0 | - | 4.53 | 57,099 |
| Brazil Country Quiz | 0 | - | 4.52 | 101,113 |
| Brazil Cities Map Quiz | 0 | - | 4.62 | 36,371 |
| Chile Country Quiz | 0 | - | 4.75 | 39,739 |
| Peru Country Quiz | 0 | - | 4.54 | 48,313 |
| Central American Countries | 0 | - | 4.98 | 155,081 |
| Caribbean / Lesser Antilles Map Quiz | 0 | - | 4.99 | 145,983 |
| Largest Virgin Islands | 0 | - | 4.24 | 5,275 |
| Grenada Country Quiz | 0 | - | 4.62 | 18,786 |
| Saint Kitts and Nevis Country Quiz | 0 | - | 4.57 | 18,623 |
| Trinidad and Tobago Country Quiz | 0 | - | 4.61 | 22,025 |
| 15 Largest Cities in North America With a Map | 0 | - | 4.98 | 46,471 |
| 100 Biggest Cities in North America on a Map | 0 | - | 4.84 | 61,548 |
| Two Letter U.S. State Abbreviations | 0 | - | 4.19 | 743,278 |
| Biggest Cities in the U.S. - Extreme | 0 | - | 4.96 | 158,309 |
| Biggest Cities in Each U.S. State - Extreme | 0 | - | 4.93 | 78,752 |
| 10 Biggest Cities by U.S. State | 0 | - | 4.95 | 40,807 |
| Random U.S. City to State | 0 | - | 4.45 | 75,349 |
| Most-Visited U.S. Cities | 0 | - | 4.85 | 92,418 |
| Countries Closest to the U. S. | 0 | - | 4.41 | 207,901 |
| 500 Biggest U.S. Urban Areas | 0 | - | 4.90 | 115,528 |
| Every U.S. Metro Area on a Map | 0 | - | 4.97 | 80,776 |
| U.S. Federal Agency Acronyms | 0 | - | 4.50 | 79,748 |
| Top 10 Non-English Languages of Los Angeles | 0 | - | 4.42 | 59,599 |
| 10 Closest Megacities to New York City | 0 | - | 4.52 | 67,201 |
| New England States | 0 | - | 4.51 | 59,709 |
| U.S. States by Land Area | 0 | - | 4.61 | 52,482 |
| Top 10 U.S. States by Inland Water Area | 0 | - | 4.53 | 37,887 |
| Add a Letter - Make a U.S. State | 0 | - | 4.72 | 82,340 |
| Top 10 Widest U.S. States East to West | 0 | - | 4.69 | 55,654 |
| Top 10 Tallest U.S. States North to South | 0 | - | 4.74 | 40,668 |
| U.S. States by Borders | 0 | - | 4.63 | 35,080 |
| 10 Easternmost U.S. States | 0 | - | 4.53 | 56,248 |
| The Only U.S. State ... #1 | 0 | - | 4.52 | 101,141 |
| Most Valuable Crops by U.S. State | 0 | - | 4.40 | 38,931 |
| 50 States, 50 Cities - Hard Version | 0 | - | 4.46 | 43,997 |
| Canadian Prime Ministers | 0 | - | 4.63 | 57,057 |
| Capitals of Canadian Provinces | 0 | - | 4.85 | 88,414 |
| Most-Visited Countries by Canadians | 0 | - | 4.77 | 39,119 |
| Category Elimination - European Geography #1 | 0 | - | 4.98 | 230,617 |
| European Map without 10 Random Countries | 0 | - | 4.97 | 274,293 |
| Category Elimination - European Geography #2 | 0 | - | 4.99 | 165,219 |
| Category Elimination - European Countries #1 | 0 | - | 4.89 | 88,995 |
| Name a Valid European Country #1 | 0 | - | 4.99 | 256,907 |
| Name a Valid European Country #2 | 0 | - | 4.94 | 113,290 |
| French Geography Quiz #1 | 0 | - | 4.89 | 34,522 |
| Italian Foods | 0 | - | 4.31 | 72,212 |
| Category Elimination - Asian Geography #1 | 0 | - | 4.85 | 108,745 |
| Category Elimination - Asian Geography #2 | 0 | - | 4.94 | 95,589 |
| Name a Valid Asian Country | 0 | - | 4.98 | 120,078 |
| Georgia ... or Georgia? | 0 | - | 4.69 | 76,432 |
| Canada or Africa by Area | 0 | - | 4.77 | 18,074 |
| South American Physical Geography | 0 | - | 4.58 | 18,271 |
| Which South American Country? | 0 | - | 4.69 | 51,726 |
| Top U.S. Universities | 0 | - | 4.15 | 144,106 |
| Largest United States Airlines | 0 | - | 4.39 | 54,839 |
| Most Guessed U.S. Cities | 0 | - | 4.88 | 104,989 |
| U.S. Cities with the Biggest Economies | 0 | - | 4.83 | 72,101 |
| 10 U.S. States With The Lowest Murder Rates | 0 | - | 4.50 | 40,065 |
| Biggest Trading Partners - United States | 0 | - | 4.63 | 106,361 |
| U.S. States by Governor | 0 | - | 4.43 | 17,984 |
| U.S. Political Parties in History | 0 | - | 4.44 | 27,575 |
| U.S. Government Agencies | 0 | - | 4.44 | 19,552 |
| Florida Pro Sport Teams | 0 | - | 4.61 | 11,758 |
| U.S. License Plates Picture Quiz | 0 | - | 4.59 | 52,664 |
| U.S. States with the Fewest Immigrants | 0 | - | 4.63 | 65,427 |
| U.S. States with the Highest Percentage of Farmland | 0 | - | 4.80 | 65,284 |
| U.S. States with the Lowest Percentage of Farmland | 0 | - | 4.74 | 55,036 |
| 10 U.S. States With The Highest Murder Rates | 0 | - | 4.46 | 52,302 |
| States and Provinces that touch the Rocky Mountains | 0 | - | 4.42 | 32,419 |
| Name a Valid U.S. State #2 | 0 | - | 4.63 | 76,496 |
| Walking Across U.S. State Borders with Hints | 0 | - | 4.74 | 34,932 |
| Name a Valid U.S. State #3 | 0 | - | 4.78 | 48,708 |
| U.S. States with the Longest International Borders | 0 | - | 4.78 | 45,589 |
| Longest U.S. State Borders | 0 | - | 4.67 | 39,394 |
| U.S. State Superlatives #1 | 0 | - | 4.47 | 87,280 |
| U.S. State Superlatives #2 | 0 | - | 4.53 | 40,484 |
| Musical Acts by State | 0 | - | 4.05 | 19,557 |
| Top 10 U.S. States with the Highest Elevation | 0 | - | 4.51 | 67,770 |
| Top 10 U.S. States With the Most Tornadoes | 0 | - | 4.53 | 64,437 |
| Top 10 Least Religious U.S. States | 0 | - | 4.51 | 34,096 |
| Top 10 U.S. States by Public Transit | 0 | - | 4.77 | 63,421 |
| Top 10 Least Populous U.S. States | 0 | - | 4.94 | 190,429 |
| Top 10 Most Populous U.S. States | 0 | - | 4.97 | 172,523 |
| U.S. States with the Lowest Average Elevation | 0 | - | 4.55 | 38,393 |
| U.S. States With the Highest Average Elevation | 0 | - | 4.61 | 32,668 |
| Top 10 U.S. States with the Most Precipitation | 0 | - | 4.46 | 41,564 |
| U.S. States with the Fewest Borders | 0 | - | 4.77 | 113,045 |
| U.S. States with the Most Borders | 0 | - | 4.53 | 62,235 |
| U.S. State Capitals Quiz | 0 | - | 5.00 | 1,677,901 |
| US State Capitals Quiz - No Hints | 0 | - | 4.98 | 94,553 |
| 10 Westernmost U.S. State Capitals | 0 | - | 4.90 | 47,894 |
| O Canada Lyrics | 0 | - | 4.47 | 50,788 |
| NHL Hockey Teams in Canada | 0 | - | 4.35 | 34,555 |
| Countries that Beat Russia | 0 | - | 4.84 | 81,922 |
| Famous Italian-Americans | 0 | - | 4.15 | 14,311 |
| Foods by Country of Origin #1 | 0 | - | 4.41 | 335,052 |
| Random Sequential Oceanic Countries on a Map | 0 | - | 4.97 | 26,878 |
