| Most-Visited Countries by Canadians | 0 | - | 4.83 | 39,661 |
| Countries Closest to Canada | 0 | - | 4.91 | 199,613 |
| Countries With The Most Bird Species | 0 | - | 4.93 | 33,291 |
| US States Quiz | 0 | - | 5.00 | 17,016,940 |
| States of Mexico | 0 | - | 4.96 | 178,617 |
| Mexico States Map Quiz | 0 | - | 4.85 | 105,756 |
| Name the U.S. National Parks | 0 | - | 4.86 | 60,571 |
| Total United States Immigration by Country | 0 | - | 4.91 | 112,531 |
| Most Common U.S. Last Names - Extreme | 0 | - | 4.94 | 175,699 |
| "Do Not Travel" Countries for U.S. Citizens | 0 | - | 4.97 | 246,918 |
| U.S. Cabinet Departments | 0 | - | 4.86 | 73,142 |
| Top 10 Non-English Languages Spoken in New York City | 0 | - | 4.85 | 66,802 |
| States of the U.S. in Alphabetical Order | 0 | - | 4.98 | 368,838 |
| Mexico Cities Map Quiz | 0 | - | 4.83 | 38,853 |
| All 3,143 Counties of the United States on a Map | 0 | - | 4.97 | 336,069 |
| Pixelated United States Map | 0 | - | 4.89 | 94,905 |
| Most-Visited Countries by Americans | 0 | - | 4.86 | 110,692 |
| Countries that Visit the United States the Most | 0 | - | 4.96 | 92,559 |
| Deadliest U.S. Wars | 0 | - | 4.89 | 191,936 |
| The 13 Colonies Quiz | 0 | - | 4.97 | 119,153 |
| U.S. States with the Letter Y | 0 | - | 4.86 | 112,393 |
| 10 Southernmost U.S. States | 0 | - | 4.89 | 114,428 |
| U.S. States with Short Names | 0 | - | 4.91 | 150,475 |
| U.S. States that Start with M | 0 | - | 4.93 | 188,518 |
| U.S. States By Population | 0 | - | 4.92 | 154,223 |
| U.S. States that Start with N | 0 | - | 4.95 | 172,342 |
| U.S. States with Longest Names | 0 | - | 4.85 | 44,958 |
| US States with an Empty Map | 0 | - | 5.00 | 629,416 |
| U.S. States with a Unique First Letter | 0 | - | 4.96 | 88,960 |
| 10 Westernmost U.S. States | 0 | - | 4.95 | 64,585 |
| The Only Remaining U.S. State . . . | 0 | - | 4.93 | 66,183 |
| 10 Longest Rivers in the United States | 0 | - | 4.85 | 39,427 |
| Countries Closest to United States by Continent | 0 | - | 4.99 | 147,357 |
| Countries that Beat the United States | 0 | - | 4.93 | 168,849 |
| Louisiana Purchase with a Map | 0 | - | 4.96 | 49,428 |
| Top 10 Most-Visited U.S. States | 0 | - | 4.90 | 102,563 |
| U.S. States with the Most Immigrants | 0 | - | 4.85 | 83,093 |
| Canada Country Quiz | 0 | - | 4.55 | 133,146 |
| Canada Cities Map Quiz | 0 | - | 4.64 | 124,672 |
| U.S. States or European Countries by Area | 0 | - | 4.95 | 97,347 |
| U.S. States or European Countries by Population | 0 | - | 4.97 | 134,554 |
| Name a Valid U.S. State #1 | 0 | - | 4.93 | 210,776 |
| Top 10 Coldest U.S. States | 0 | - | 4.94 | 125,965 |
| Top 10 Hottest U.S. States | 0 | - | 4.86 | 126,627 |
| Top 10 Most Native American U.S. States | 0 | - | 4.87 | 92,964 |
| Top 10 U.S. States with the Least Precipitation | 0 | - | 4.83 | 62,247 |
| O Canada Lyrics | 0 | - | 4.47 | 51,083 |
| Animals of Australia | 0 | - | 4.53 | 42,523 |
| Flags of North and South America | 0 | - | 4.99 | 377,902 |
| Belize Country Quiz | 0 | - | 4.85 | 21,112 |
| Canada Provinces and Territories | 0 | - | 5.00 | 346,924 |
| Canada Provinces Map Quiz | 0 | - | 4.99 | 645,207 |
| Midwestern States of the U.S. | 0 | - | 4.88 | 14,200 |
| Birds by Picture #1 | 0 | - | 4.47 | 42,118 |
| The Only American Country ... | 0 | - | 4.92 | 122,329 |
| American Countries with the Shortest Names | 0 | - | 4.97 | 121,754 |
| Famous Canadians by Picture | 0 | - | 4.39 | 49,531 |
| Ontario Cities Map Quiz | 0 | - | 4.64 | 19,565 |
| Top 10 Biggest Economies in the Americas | 0 | - | 4.94 | 92,933 |
| U.S. Geography by Letter - B | 0 | - | 4.54 | 70,123 |
| U.S. Geography by Letter - S | 0 | - | 4.55 | 58,478 |
| Mexico Country Quiz | 0 | - | 4.49 | 72,819 |
| All First-Level Subdivisions of South America on a Map | 0 | - | 4.93 | 54,999 |
| Brazil States Map Quiz | 0 | - | 4.86 | 48,706 |
| States of Brazil | 0 | - | 4.98 | 89,990 |
| U.S. State Nicknames | 0 | - | 4.47 | 50,790 |
| Countries with American Expatriates | 0 | - | 4.53 | 42,690 |
| Two Letter U.S. State Abbreviations | 0 | - | 4.19 | 750,212 |
| United States Landmarks Map Quiz | 0 | - | 4.55 | 40,292 |
| United States Country Quiz | 0 | - | 4.43 | 102,313 |
| Busiest Air Routes from the U.S. | 0 | - | 4.46 | 77,094 |
| Most-Visited U.S. Cities | 0 | - | 4.85 | 95,230 |
| Countries Closest to the U. S. | 0 | - | 4.41 | 210,688 |
| Every U.S. Metro Area on a Map | 0 | - | 4.97 | 83,354 |
| U.S. Federal Agency Acronyms | 0 | - | 4.50 | 80,172 |
| Top 10 Non-English Languages of Los Angeles | 0 | - | 4.43 | 60,150 |
| 10 Closest Megacities to New York City | 0 | - | 4.52 | 67,553 |
| New England States | 0 | - | 4.51 | 59,908 |
| U.S. States by Land Area | 0 | - | 4.55 | 53,106 |
| Top 10 U.S. States by Inland Water Area | 0 | - | 4.53 | 38,134 |
| Add a Letter - Make a U.S. State | 0 | - | 4.70 | 83,202 |
| Top 10 Widest U.S. States East to West | 0 | - | 4.70 | 56,328 |
| Top 10 Tallest U.S. States North to South | 0 | - | 4.75 | 41,179 |
| U.S. States by Borders | 0 | - | 4.61 | 35,511 |
| 10 Easternmost U.S. States | 0 | - | 4.53 | 56,709 |
| The Only U.S. State ... #1 | 0 | - | 4.52 | 102,386 |
| 50 States, 50 Cities - Hard Version | 0 | - | 4.46 | 44,476 |
| U.S. States with the Most Venomous Snake Species | 0 | - | 4.48 | 26,499 |
| U.S. States with the Most Endangered Species | 0 | - | 4.50 | 14,401 |
| Canadian Prime Ministers | 0 | - | 4.64 | 57,983 |
| Capitals of Canadian Provinces | 0 | - | 4.85 | 89,767 |
| Canada A-Z | 0 | - | 4.73 | 32,988 |
| Canadian Islands on the Map | 0 | - | 4.40 | 20,124 |
| Asian Last Names in the United States | 0 | - | 4.43 | 46,991 |
| Asian Countries Americans Travel to the Most | 0 | - | 4.75 | 60,245 |
| Birds by Picture #2 | 0 | - | 4.33 | 36,774 |
| Birds by Picture #3 | 0 | - | 4.24 | 33,530 |
| Top 10 American Countries by Coastline | 0 | - | 4.96 | 88,657 |
| Top 10 Richest Countries in the Americas | 0 | - | 4.94 | 95,615 |
| Countries Bordering Brazil | 0 | - | 4.96 | 132,339 |
| Countries That Visit Brazil The Most | 0 | - | 4.95 | 49,966 |
| Colombia Country Quiz | 0 | - | 4.90 | 41,044 |
| El Salvador Country Quiz | 0 | - | 4.63 | 31,917 |
| Costa Rica Country Quiz | 0 | - | 4.75 | 32,376 |
| Cuba Country Quiz | 0 | - | 4.70 | 51,792 |
| Jamaica Country Quiz | 0 | - | 4.59 | 35,263 |
| Haiti Country Quiz | 0 | - | 4.79 | 32,836 |
| 15 Largest Cities in North America With a Map | 0 | - | 4.98 | 48,163 |
| 100 Biggest Cities in North America on a Map | 0 | - | 4.84 | 63,024 |
| Top U.S. Universities | 0 | - | 4.15 | 145,956 |
| Largest United States Airlines | 0 | - | 4.39 | 55,180 |
| Biggest Cities in the U.S. - Extreme | 0 | - | 4.95 | 160,198 |
| Most Guessed U.S. Cities | 0 | - | 4.89 | 107,169 |
| Biggest Cities in Each U.S. State - Extreme | 0 | - | 4.91 | 84,923 |
| 10 Biggest Cities by U.S. State | 0 | - | 4.95 | 42,585 |
| U.S. Cities with the Biggest Economies | 0 | - | 4.83 | 73,581 |
| 10 U.S. States With The Lowest Murder Rates | 0 | - | 4.48 | 53,096 |
| Biggest Trading Partners - United States | 0 | - | 4.63 | 106,909 |
| 500 Biggest U.S. Urban Areas | 0 | - | 4.90 | 118,396 |
| U.S. States by Governor | 0 | - | 4.43 | 18,120 |
| U.S. Political Parties in History | 0 | - | 4.44 | 27,780 |
| U.S. Government Agencies | 0 | - | 4.44 | 19,795 |
| Florida Pro Sport Teams | 0 | - | 4.61 | 11,913 |
| Events in U.S. History | 0 | - | 4.41 | 28,848 |
| U.S. License Plates Picture Quiz | 0 | - | 4.61 | 53,180 |
| U.S. States with the Fewest Immigrants | 0 | - | 4.64 | 66,159 |
| U.S. States with the Highest Percentage of Farmland | 0 | - | 4.80 | 65,677 |
| U.S. States with the Lowest Percentage of Farmland | 0 | - | 4.70 | 61,451 |
| 10 U.S. States With The Highest Murder Rates | 0 | - | 4.47 | 54,897 |
| States and Provinces that touch the Rocky Mountains | 0 | - | 4.43 | 32,573 |
| Name a Valid U.S. State #2 | 0 | - | 4.63 | 77,461 |
| U.S. States with the Longest International Borders | 0 | - | 4.78 | 45,973 |
| Longest U.S. State Borders | 0 | - | 4.69 | 40,190 |
| U.S. State Superlatives #1 | 0 | - | 4.47 | 87,704 |
| U.S. State Superlatives #2 | 0 | - | 4.53 | 40,780 |
| Top 10 U.S. States with the Highest Elevation | 0 | - | 4.51 | 67,996 |
| Top 10 U.S. States With the Most Tornadoes | 0 | - | 4.53 | 65,046 |
| Top 10 Least Religious U.S. States | 0 | - | 4.51 | 34,473 |
| Top 10 U.S. States by Public Transit | 0 | - | 4.74 | 64,090 |
| Top 10 Least Populous U.S. States | 0 | - | 4.94 | 192,783 |
| Top 10 Most Populous U.S. States | 0 | - | 4.97 | 178,544 |
| U.S. States with the Lowest Average Elevation | 0 | - | 4.55 | 38,583 |
| U.S. States With the Highest Average Elevation | 0 | - | 4.61 | 32,849 |
| Top 10 U.S. States with the Most Precipitation | 0 | - | 4.46 | 41,841 |
| U.S. States with the Fewest Borders | 0 | - | 4.78 | 114,545 |
| U.S. States with the Most Borders | 0 | - | 4.53 | 62,382 |
| U.S. State Capitals Quiz | 0 | - | 5.00 | 1,700,205 |
| US State Capitals Quiz - No Hints | 0 | - | 4.98 | 95,809 |
| 10 Westernmost U.S. State Capitals | 0 | - | 4.90 | 48,370 |
| NHL Hockey Teams in Canada | 0 | - | 4.35 | 35,233 |
| Countries That Touch the Adriatic Sea | 0 | - | 4.96 | 71,392 |
| Top 10 European Countries by Coastline | 0 | - | 4.86 | 138,808 |
| Top 10 Asian Countries by Coastline | 0 | - | 4.92 | 96,741 |
| Georgia ... or Georgia? | 0 | - | 4.68 | 77,085 |
| Canada or Africa by Area | 0 | - | 4.78 | 18,622 |
| U.S. Geography by Letter - C | 0 | - | 4.27 | 74,671 |
| U.S. Geography by Letter - A | 0 | - | 4.37 | 63,723 |
| U.S. Geography by Letter - D | 0 | - | 4.09 | 57,676 |
| U.S. Geography by Letter - T | 0 | - | 4.29 | 50,448 |
| U.S. Geography by Letter - P | 0 | - | 4.38 | 54,595 |
| U.S. Geography by Letter - M | 0 | - | 4.14 | 53,768 |
| U.S. Geography by Letter - L | 0 | - | 4.04 | 41,706 |
| U.S. Geography by Letter - G | 0 | - | 4.13 | 39,849 |
| U.S. Geography by Letter - R | 0 | - | 4.22 | 37,059 |
| U.S. Geography By Letter - H | 0 | - | 4.35 | 40,783 |
| American Legal Vocabulary | 0 | - | 4.40 | 34,036 |
| U.S. Cities by Picture #1 | 0 | - | 4.36 | 34,752 |
| Cities by Picture #2 | 0 | - | 4.19 | 35,322 |
| The U.S. Government - How Does it Work? | 0 | - | 4.34 | 42,491 |
| American Founding Fathers | 0 | - | 4.42 | 23,278 |
| Famous People from California by Picture | 0 | - | 4.32 | 36,741 |
| California Groups of Things | 0 | - | 4.26 | 45,799 |
| Hawaiian Islands Map Quiz | 0 | - | 4.78 | 22,328 |
| New York Groups of Things | 0 | - | 4.39 | 72,336 |
| People on Money - United States | 0 | - | 4.31 | 63,447 |
| U.S. History Groups of Two | 0 | - | 4.23 | 44,616 |
| 100 Most Influential Figures in U.S. History | 0 | - | 4.20 | 45,250 |
| Last 10 U.S. States Alphabetically | 0 | - | 4.35 | 75,091 |
| Top 10 Least Populous U.S. State Capitals | 0 | - | 4.52 | 21,578 |
| Flyover States | 0 | - | 4.53 | 29,610 |
| U.S. States With Double Letters | 0 | - | 4.55 | 24,295 |
| U.S. States Bigger than Their Neighbors | 0 | - | 4.28 | 76,448 |
| U.S. States by Wikipedia Descriptions #1 | 0 | - | 4.57 | 39,478 |
| U.S. States by Wikipedia Descriptions #2 | 0 | - | 4.48 | 37,201 |
| 50 States, 50 Cities - Easy Version | 0 | - | 4.39 | 129,027 |
| U.S. States with the Lowest Population Density | 0 | - | 4.92 | 94,453 |
| Top 10 Richest U.S. States by Median Income | 0 | - | 4.46 | 119,374 |
| Top 10 Least-Forested U.S. States | 0 | - | 4.50 | 46,700 |
| U.S. State Capitals Map Quiz | 0 | - | 4.93 | 151,328 |
| Famous Mexicans and Mexican-Americans | 0 | - | 4.15 | 16,967 |
| Guatemala Country Quiz | 0 | - | 4.63 | 25,602 |
| Honduras Country Quiz | 0 | - | 4.52 | 24,048 |
| Panama Country Quiz | 0 | - | 4.61 | 25,960 |
| Nicaragua Country Quiz | 0 | - | 4.62 | 26,734 |
| Antigua and Barbuda Country Quiz | 0 | - | 4.68 | 22,227 |
| Dominican Republic Country Quiz | 0 | - | 4.61 | 23,613 |
| Barbados Country Quiz | 0 | - | 4.78 | 19,867 |
| Saint Kitts and Nevis Country Quiz | 0 | - | 4.57 | 18,864 |
| Trinidad and Tobago Country Quiz | 0 | - | 4.61 | 22,303 |
| Fictional Characters from the Midwest by Picture | 0 | - | 4.04 | 19,239 |
