| Canada A-Z | 0 | - | 4.73 | 32,669 |
| U.S. Geography by Letter - B | 0 | - | 4.53 | 68,780 |
| U.S. Geography by Letter - S | 0 | - | 4.54 | 52,286 |
| Southernmost Countries A-Z | 0 | - | 4.94 | 152,807 |
| Northernmost Countries A-Z | 0 | - | 4.99 | 194,090 |
| Least Populous Countries A-Z | 0 | - | 4.99 | 169,460 |
| Biggest Countries by Area A-Z | 0 | - | 4.96 | 190,910 |
| Most Populous Countries A-Z | 0 | - | 4.98 | 299,508 |
| Countries with the Greatest Elevation A-Z | 0 | - | 4.83 | 72,226 |
| Africa A-Z | 0 | - | 4.57 | 46,400 |
| US States Quiz | 0 | - | 5.00 | 16,720,726 |
| European Geography By Letter - P #1 | 0 | - | 4.81 | 96,436 |
| Asian Geography By Letter - B | 0 | - | 4.85 | 66,063 |
| Asian Cities A-Z by Clue | 0 | - | 4.51 | 34,559 |
| Capitals A-Z #1 | 0 | - | 4.86 | 51,160 |
| Shortest Country Name A-Z | 0 | - | 5.00 | 235,094 |
| States of Mexico | 0 | - | 4.95 | 173,644 |
| Mexico States Map Quiz | 0 | - | 4.84 | 103,929 |
| Name the U.S. National Parks | 0 | - | 4.86 | 59,227 |
| Total United States Immigration by Country | 0 | - | 4.91 | 110,744 |
| Most Common U.S. Last Names - Extreme | 0 | - | 4.94 | 173,323 |
| "Do Not Travel" Countries for U.S. Citizens | 0 | - | 4.97 | 241,242 |
| U.S. Cabinet Departments | 0 | - | 4.86 | 72,562 |
| Top 10 Non-English Languages Spoken in New York City | 0 | - | 4.84 | 65,694 |
| States of the U.S. in Alphabetical Order | 0 | - | 4.98 | 365,459 |
| Middle East A-Z | 0 | - | 4.47 | 45,825 |
| Richest Countries A-Z | 0 | - | 4.92 | 101,991 |
| Countries with the Most Borders A-Z | 0 | - | 4.98 | 124,944 |
| U.S. Geography by Letter - C | 0 | - | 4.27 | 73,551 |
| U.S. Geography by Letter - A | 0 | - | 4.38 | 62,525 |
| U.S. Geography by Letter - D | 0 | - | 4.08 | 56,525 |
| U.S. Geography by Letter - T | 0 | - | 4.28 | 49,192 |
| U.S. Geography by Letter - P | 0 | - | 4.35 | 47,606 |
| U.S. Geography by Letter - M | 0 | - | 4.14 | 52,787 |
| U.S. Geography by Letter - L | 0 | - | 4.04 | 40,597 |
| U.S. Geography by Letter - G | 0 | - | 4.13 | 38,767 |
| U.S. Geography By Letter - H | 0 | - | 4.35 | 39,529 |
| All 3,143 Counties of the United States on a Map | 0 | - | 4.97 | 328,511 |
| Pixelated United States Map | 0 | - | 4.89 | 93,580 |
| Most-Visited Countries by Americans | 0 | - | 4.87 | 108,603 |
| Countries that Visit the United States the Most | 0 | - | 4.96 | 90,949 |
| Deadliest U.S. Wars | 0 | - | 4.89 | 189,397 |
| The 13 Colonies Quiz | 0 | - | 4.97 | 116,858 |
| U.S. States with the Letter Y | 0 | - | 4.85 | 110,477 |
| 10 Southernmost U.S. States | 0 | - | 4.88 | 112,517 |
| U.S. States with Short Names | 0 | - | 4.91 | 147,810 |
| U.S. States that Start with M | 0 | - | 4.93 | 186,065 |
| U.S. States By Population | 0 | - | 4.92 | 152,469 |
| U.S. States that Start with N | 0 | - | 4.95 | 170,518 |
| U.S. States with Longest Names | 0 | - | 4.84 | 43,939 |
| 10 Westernmost U.S. States | 0 | - | 4.95 | 63,803 |
| The Only Remaining U.S. State . . . | 0 | - | 4.92 | 64,962 |
| Countries Closest to Canada | 0 | - | 4.90 | 197,452 |
| United Kingdom A-Z | 0 | - | 4.53 | 87,283 |
| 10 Longest Rivers in the United States | 0 | - | 4.85 | 38,840 |
| Countries Closest to United States by Continent | 0 | - | 4.99 | 145,529 |
| Countries that Beat the United States | 0 | - | 4.93 | 165,711 |
| Louisiana Purchase with a Map | 0 | - | 4.96 | 47,696 |
| US States with an Empty Map | 0 | - | 5.00 | 619,483 |
| Top 10 Most-Visited U.S. States | 0 | - | 4.90 | 101,160 |
| U.S. States with the Most Immigrants | 0 | - | 4.85 | 81,993 |
| U.S. States or European Countries by Area | 0 | - | 4.95 | 94,867 |
| U.S. States or European Countries by Population | 0 | - | 4.97 | 132,071 |
| South America A-Z | 0 | - | 4.13 | 10,842 |
| Two Letter U.S. State Abbreviations | 0 | - | 4.19 | 743,616 |
| Name a Valid U.S. State #1 | 0 | - | 4.93 | 206,945 |
| Top 10 Coldest U.S. States | 0 | - | 4.94 | 123,978 |
| Top 10 Hottest U.S. States | 0 | - | 4.86 | 124,784 |
| Top 10 Most Native American U.S. States | 0 | - | 4.87 | 91,184 |
| Top 10 U.S. States with the Least Precipitation | 0 | - | 4.82 | 61,596 |
| European Geography A-Z | 0 | - | 4.28 | 49,031 |
| Flags of North and South America | 0 | - | 4.99 | 368,115 |
| U.S. Geography by Letter - N | 0 | - | 3.79 | 52,341 |
| U.S. Geography by Letter - E | 0 | - | 3.75 | 48,371 |
| U.S. Geography by Letter - F | 0 | - | 3.87 | 44,610 |
| U.S. Geography by Letter - O | 0 | - | 3.54 | 39,710 |
| U.S. Geography by Letter - R | 0 | - | 4.16 | 30,439 |
| Belize Country Quiz | 0 | - | 4.85 | 20,826 |
| Canada Provinces and Territories | 0 | - | 5.00 | 338,413 |
| Name a Major European City A-Z | 0 | - | 4.33 | 49,187 |
| France A-Z | 0 | - | 4.16 | 38,077 |
| Switzerland A-Z | 0 | - | 4.45 | 25,524 |
| World Cities A-Z by Clue #1 | 0 | - | 4.51 | 66,458 |
| World Cities A-Z by Clue #2 | 0 | - | 4.41 | 57,890 |
| American Legal Vocabulary | 0 | - | 4.40 | 33,801 |
| People on Money - United States | 0 | - | 4.31 | 63,221 |
| Most Spoken Languages in Canada | 0 | - | 4.91 | 54,698 |
| European Geography By Letter - A | 0 | - | 4.56 | 132,471 |
| European Geography By Letter - B #1 | 0 | - | 4.67 | 110,964 |
| European Geography By Letter - C | 0 | - | 4.46 | 111,920 |
| European Geography By Letter - D | 0 | - | 4.50 | 106,773 |
| European Geography By Letter - L | 0 | - | 4.52 | 112,282 |
| European Geography By Letter - M | 0 | - | 4.61 | 129,016 |
| European Geography By Letter - N | 0 | - | 4.44 | 99,727 |
| European Geography By Letter - R | 0 | - | 4.42 | 92,681 |
| European Geography By Letter - V | 0 | - | 4.43 | 92,061 |
| European Geography By Letter - T | 0 | - | 4.41 | 81,378 |
| European Geography By Letter - S #1 | 0 | - | 4.63 | 99,644 |
| Most Guessed Cities in Europe - Not Capitals | 0 | - | 4.82 | 86,926 |
| Asian Geography By Letter - A | 0 | - | 4.64 | 70,864 |
| Asian Geography by Letter - H | 0 | - | 4.49 | 65,429 |
| Asian Geography By Letter - M | 0 | - | 4.47 | 61,192 |
| Asian Geography by Letter - P | 0 | - | 4.45 | 57,600 |
| Asian Geography by Letter - T | 0 | - | 4.50 | 57,110 |
| Asian Geography By Letter - L | 0 | - | 4.49 | 42,754 |
| Countries that Start with A | 0 | - | 4.97 | 2,148,567 |
| Countries that Start with B | 0 | - | 4.95 | 2,281,330 |
| Countries that Start with C | 0 | - | 4.96 | 1,811,516 |
| Countries that Start with D | 0 | - | 4.96 | 702,374 |
| Countries that Start with E | 0 | - | 4.95 | 1,368,504 |
| Countries that Start with G | 0 | - | 4.97 | 1,493,881 |
| Countries that Start with H | 0 | - | 4.96 | 598,638 |
| Countries that Start with I | 0 | - | 4.92 | 1,281,094 |
| Countries that Start with J | 0 | - | 4.98 | 596,693 |
| Countries that Start with K | 0 | - | 4.97 | 810,024 |
| Countries that Start with L | 0 | - | 4.98 | 1,083,653 |
| Countries that Start with N | 0 | - | 4.93 | 1,110,553 |
| Countries that Start with P | 0 | - | 4.94 | 1,209,296 |
| Countries that Start with S | 0 | - | 4.98 | 1,745,631 |
| Countries that Start with T | 0 | - | 4.90 | 1,004,786 |
| Countries that Start with U | 0 | - | 4.97 | 900,396 |
| Countries that Start with V | 0 | - | 4.98 | 605,532 |
| Countries that Start with F | 0 | - | 4.83 | 612,762 |
| Countries that Start with M | 0 | - | 4.97 | 1,374,220 |
| World Cities Based on Location A-Z - #1 | 0 | - | 4.45 | 44,176 |
| African Geography A-Z | 0 | - | 4.33 | 21,427 |
| The Only American Country ... | 0 | - | 4.92 | 120,850 |
| American Countries with the Shortest Names | 0 | - | 4.96 | 120,420 |
| Top 10 Biggest Economies in the Americas | 0 | - | 4.93 | 91,159 |
| Famous Mexicans and Mexican-Americans | 0 | - | 4.15 | 16,911 |
| All First-Level Subdivisions of South America on a Map | 0 | - | 4.92 | 53,075 |
| Brazil States Map Quiz | 0 | - | 4.85 | 47,466 |
| States of Brazil | 0 | - | 4.98 | 86,571 |
| U.S. State Nicknames Quiz | 0 | - | 4.47 | 50,307 |
| U.S. Citizenship Test Questions | 0 | - | 4.83 | 238,459 |
| Countries with American Expatriates | 0 | - | 4.53 | 42,487 |
| United States Landmarks Map Quiz | 0 | - | 4.55 | 40,089 |
| United States Country Quiz | 0 | - | 4.43 | 100,711 |
| Busiest Air Routes from the U.S. | 0 | - | 4.46 | 76,638 |
| Most-Visited U.S. Cities | 0 | - | 4.85 | 92,542 |
| Every U.S. Metro Area on a Map | 0 | - | 4.97 | 80,879 |
| Capitals of Canadian Provinces | 0 | - | 4.85 | 88,491 |
| Canada Country Quiz | 0 | - | 4.55 | 131,819 |
| Canada Cities Map Quiz | 0 | - | 4.63 | 123,689 |
| Canadian Islands on the Map | 0 | - | 4.39 | 19,922 |
| Ontario Cities Map Quiz | 0 | - | 4.64 | 19,351 |
| Asian Countries Americans Travel to the Most | 0 | - | 4.75 | 59,684 |
| A-Z Cities by Pictures | 0 | - | 4.56 | 43,574 |
| Top 10 American Countries by Coastline | 0 | - | 4.96 | 88,103 |
| Top 10 Richest Countries in the Americas | 0 | - | 4.90 | 76,153 |
| U.S. Geography by Letter - W | 0 | - | 3.84 | 23,014 |
| Mexico Country Quiz | 0 | - | 4.49 | 72,034 |
| Mexico Cities Map Quiz | 0 | - | 4.77 | 33,326 |
| Colombia Country Quiz | 0 | - | 4.90 | 40,384 |
| Costa Rica Country Quiz | 0 | - | 4.75 | 31,956 |
| Cuba Country Quiz | 0 | - | 4.69 | 51,220 |
| Jamaica Country Quiz | 0 | - | 4.58 | 34,888 |
| Haiti Country Quiz | 0 | - | 4.79 | 32,381 |
| 15 Largest Cities in North America With a Map | 0 | - | 4.98 | 46,538 |
| 100 Biggest Cities in North America on a Map | 0 | - | 4.84 | 61,596 |
| Biggest Cities in the U.S. - Extreme | 0 | - | 4.96 | 158,388 |
| Biggest Cities in Each U.S. State - Extreme | 0 | - | 4.93 | 78,807 |
| 10 Biggest Cities by U.S. State | 0 | - | 4.95 | 40,905 |
| Countries Closest to the U. S. | 0 | - | 4.41 | 208,008 |
| 500 Biggest U.S. Urban Areas | 0 | - | 4.90 | 115,641 |
| U.S. Federal Agency Acronyms | 0 | - | 4.50 | 79,768 |
| Top 10 Non-English Languages of Los Angeles | 0 | - | 4.42 | 59,627 |
| 10 Closest Megacities to New York City | 0 | - | 4.52 | 67,209 |
| New England States | 0 | - | 4.51 | 59,715 |
| U.S. License Plates Picture Quiz | 0 | - | 4.59 | 52,687 |
| U.S. States with the Fewest Immigrants | 0 | - | 4.63 | 65,464 |
| U.S. States by Land Area | 0 | - | 4.61 | 52,523 |
| Top 10 U.S. States by Inland Water Area | 0 | - | 4.53 | 37,897 |
| U.S. States with the Highest Percentage of Farmland | 0 | - | 4.80 | 65,302 |
| U.S. States with the Lowest Percentage of Farmland | 0 | - | 4.74 | 55,048 |
| Add a Letter - Make a U.S. State | 0 | - | 4.72 | 82,376 |
| Top 10 Widest U.S. States East to West | 0 | - | 4.69 | 55,685 |
| Top 10 Tallest U.S. States North to South | 0 | - | 4.74 | 40,688 |
| U.S. States by Borders | 0 | - | 4.63 | 35,105 |
| 10 Easternmost U.S. States | 0 | - | 4.53 | 56,265 |
| The Only U.S. State ... #1 | 0 | - | 4.52 | 101,169 |
| U.S. States with the Longest International Borders | 0 | - | 4.78 | 45,610 |
| Longest U.S. State Borders | 0 | - | 4.67 | 39,433 |
| 50 States, 50 Cities - Hard Version | 0 | - | 4.46 | 44,015 |
| Top 10 U.S. States with the Highest Elevation | 0 | - | 4.51 | 67,784 |
| U.S. States with the Lowest Average Elevation | 0 | - | 4.55 | 38,405 |
| U.S. States With the Highest Average Elevation | 0 | - | 4.61 | 32,677 |
| U.S. States with the Fewest Borders | 0 | - | 4.77 | 113,095 |
| U.S. States with the Most Borders | 0 | - | 4.53 | 62,237 |
| U.S. State Capitals Quiz | 0 | - | 5.00 | 1,678,920 |
| O Canada Lyrics | 0 | - | 4.47 | 50,803 |
| Canadian Prime Ministers | 0 | - | 4.63 | 57,124 |
| Most-Visited Countries by Canadians | 0 | - | 4.77 | 39,131 |
| European Geography By Letter - E | 0 | - | 4.23 | 112,276 |
| European Geography By Letter - F | 0 | - | 4.17 | 91,711 |
| European Geography By Letter - H | 0 | - | 4.30 | 94,944 |
| European Geography By Letter - G | 0 | - | 4.27 | 101,333 |
| European Geography By Letter - I | 0 | - | 4.10 | 94,539 |
| European Geography By Letter - K | 0 | - | 4.14 | 69,204 |
| European Geography By Letter - O | 0 | - | 4.28 | 61,961 |
