| Canada A-Z | 0 | - | 4.73 | 32,634 |
| U.S. Geography by Letter - B | 0 | - | 4.53 | 68,515 |
| U.S. Geography by Letter - S | 0 | - | 4.54 | 52,062 |
| Southernmost Countries A-Z | 0 | - | 4.94 | 152,668 |
| Northernmost Countries A-Z | 0 | - | 4.99 | 193,835 |
| Least Populous Countries A-Z | 0 | - | 4.99 | 169,333 |
| Biggest Countries by Area A-Z | 0 | - | 4.95 | 190,645 |
| Most Populous Countries A-Z | 0 | - | 4.98 | 299,295 |
| Countries with the Greatest Elevation A-Z | 0 | - | 4.83 | 72,087 |
| Africa A-Z | 0 | - | 4.57 | 46,354 |
| US States Quiz | 0 | - | 5.00 | 16,687,206 |
| European Geography By Letter - P #1 | 0 | - | 4.81 | 96,286 |
| Asian Geography By Letter - B | 0 | - | 4.85 | 65,956 |
| Asian Cities A-Z by Clue | 0 | - | 4.53 | 33,799 |
| Capitals A-Z #1 | 0 | - | 4.86 | 51,064 |
| Shortest Country Name A-Z | 0 | - | 5.00 | 234,649 |
| States of Mexico | 0 | - | 4.95 | 173,175 |
| Mexico States Map Quiz | 0 | - | 4.84 | 103,708 |
| Name the U.S. National Parks | 0 | - | 4.86 | 58,485 |
| Total United States Immigration by Country | 0 | - | 4.91 | 110,585 |
| Most Common U.S. Last Names - Extreme | 0 | - | 4.94 | 173,079 |
| "Do Not Travel" Countries for U.S. Citizens | 0 | - | 4.97 | 240,288 |
| U.S. Cabinet Departments | 0 | - | 4.86 | 72,497 |
| Top 10 Non-English Languages Spoken in New York City | 0 | - | 4.84 | 65,567 |
| States of the U.S. in Alphabetical Order | 0 | - | 4.98 | 365,147 |
| Middle East A-Z | 0 | - | 4.47 | 45,756 |
| Richest Countries A-Z | 0 | - | 4.92 | 101,732 |
| Countries with the Most Borders A-Z | 0 | - | 4.98 | 124,860 |
| U.S. Geography by Letter - C | 0 | - | 4.26 | 73,323 |
| U.S. Geography by Letter - A | 0 | - | 4.38 | 62,291 |
| U.S. Geography by Letter - D | 0 | - | 4.08 | 56,287 |
| U.S. Geography by Letter - T | 0 | - | 4.27 | 48,973 |
| U.S. Geography by Letter - P | 0 | - | 4.34 | 47,365 |
| U.S. Geography by Letter - M | 0 | - | 4.13 | 52,577 |
| U.S. Geography by Letter - L | 0 | - | 4.03 | 40,334 |
| U.S. Geography by Letter - G | 0 | - | 4.12 | 38,582 |
| U.S. Geography By Letter - H | 0 | - | 4.35 | 39,306 |
| All 3,143 Counties of the United States on a Map | 0 | - | 4.97 | 327,691 |
| Pixelated United States Map | 0 | - | 4.89 | 93,405 |
| Most-Visited Countries by Americans | 0 | - | 4.87 | 108,356 |
| Countries that Visit the United States the Most | 0 | - | 4.96 | 90,779 |
| Deadliest U.S. Wars | 0 | - | 4.89 | 189,168 |
| The 13 Colonies Quiz | 0 | - | 4.97 | 116,630 |
| U.S. States with the Letter Y | 0 | - | 4.85 | 110,282 |
| 10 Southernmost U.S. States | 0 | - | 4.88 | 112,325 |
| U.S. States with Short Names | 0 | - | 4.91 | 147,556 |
| U.S. States that Start with M | 0 | - | 4.93 | 185,820 |
| U.S. States By Population | 0 | - | 4.92 | 152,292 |
| U.S. States that Start with N | 0 | - | 4.95 | 170,311 |
| U.S. States with Longest Names | 0 | - | 4.84 | 43,807 |
| 10 Westernmost U.S. States | 0 | - | 4.95 | 63,730 |
| The Only Remaining U.S. State . . . | 0 | - | 4.92 | 64,818 |
| Countries Closest to Canada | 0 | - | 4.90 | 197,281 |
| United Kingdom A-Z | 0 | - | 4.53 | 87,183 |
| 10 Longest Rivers in the United States | 0 | - | 4.85 | 38,781 |
| Countries Closest to United States by Continent | 0 | - | 4.99 | 145,327 |
| Countries that Beat the United States | 0 | - | 4.93 | 165,448 |
| Louisiana Purchase with a Map | 0 | - | 4.96 | 47,491 |
| US States with an Empty Map | 0 | - | 5.00 | 618,385 |
| Top 10 Most-Visited U.S. States | 0 | - | 4.90 | 101,015 |
| U.S. States with the Most Immigrants | 0 | - | 4.85 | 81,893 |
| U.S. States or European Countries by Area | 0 | - | 4.94 | 94,611 |
| U.S. States or European Countries by Population | 0 | - | 4.97 | 131,836 |
| South America A-Z | 0 | - | 4.13 | 10,835 |
| Two Letter U.S. State Abbreviations | 0 | - | 4.19 | 742,904 |
| Name a Valid U.S. State #1 | 0 | - | 4.93 | 206,522 |
| Top 10 Coldest U.S. States | 0 | - | 4.94 | 123,807 |
| Top 10 Hottest U.S. States | 0 | - | 4.86 | 124,585 |
| Top 10 Most Native American U.S. States | 0 | - | 4.87 | 90,971 |
| Top 10 U.S. States with the Least Precipitation | 0 | - | 4.82 | 61,520 |
| European Geography A-Z | 0 | - | 4.28 | 48,973 |
| Flags of North and South America | 0 | - | 4.99 | 366,299 |
| U.S. Geography by Letter - N | 0 | - | 3.79 | 52,122 |
| U.S. Geography by Letter - E | 0 | - | 3.73 | 48,178 |
| U.S. Geography by Letter - F | 0 | - | 3.86 | 44,430 |
| U.S. Geography by Letter - O | 0 | - | 3.43 | 33,783 |
| U.S. Geography by Letter - R | 0 | - | 4.15 | 30,249 |
| Belize Country Quiz | 0 | - | 4.85 | 20,788 |
| Canada Provinces and Territories | 0 | - | 5.00 | 337,515 |
| Name a Major European City A-Z | 0 | - | 4.33 | 49,088 |
| France A-Z | 0 | - | 4.16 | 38,044 |
| Switzerland A-Z | 0 | - | 4.45 | 25,497 |
| World Cities A-Z by Clue #1 | 0 | - | 4.54 | 65,404 |
| World Cities A-Z by Clue #2 | 0 | - | 4.44 | 56,957 |
| American Legal Vocabulary | 0 | - | 4.40 | 33,783 |
| People on Money - United States | 0 | - | 4.31 | 63,199 |
| Most Spoken Languages in Canada | 0 | - | 4.91 | 54,567 |
| European Geography By Letter - A | 0 | - | 4.56 | 132,339 |
| European Geography By Letter - B #1 | 0 | - | 4.67 | 110,841 |
| European Geography By Letter - C | 0 | - | 4.46 | 111,776 |
| European Geography By Letter - D | 0 | - | 4.50 | 106,649 |
| European Geography By Letter - L | 0 | - | 4.52 | 112,174 |
| European Geography By Letter - M | 0 | - | 4.61 | 128,812 |
| European Geography By Letter - N | 0 | - | 4.44 | 99,634 |
| European Geography By Letter - R | 0 | - | 4.42 | 92,594 |
| European Geography By Letter - V | 0 | - | 4.43 | 91,998 |
| European Geography By Letter - T | 0 | - | 4.41 | 81,263 |
| European Geography By Letter - S #1 | 0 | - | 4.63 | 99,565 |
| Most Guessed Cities in Europe - Not Capitals | 0 | - | 4.82 | 86,808 |
| Asian Geography By Letter - A | 0 | - | 4.64 | 70,797 |
| Asian Geography by Letter - H | 0 | - | 4.49 | 65,366 |
| Asian Geography By Letter - M | 0 | - | 4.47 | 61,132 |
| Asian Geography by Letter - P | 0 | - | 4.45 | 57,540 |
| Asian Geography by Letter - T | 0 | - | 4.50 | 57,037 |
| Asian Geography By Letter - L | 0 | - | 4.49 | 42,678 |
| Countries that Start with A | 0 | - | 4.97 | 2,145,500 |
| Countries that Start with B | 0 | - | 4.95 | 2,278,715 |
| Countries that Start with C | 0 | - | 4.96 | 1,809,359 |
| Countries that Start with D | 0 | - | 4.96 | 700,893 |
| Countries that Start with E | 0 | - | 4.95 | 1,366,760 |
| Countries that Start with G | 0 | - | 4.97 | 1,491,982 |
| Countries that Start with H | 0 | - | 4.96 | 597,401 |
| Countries that Start with I | 0 | - | 4.92 | 1,279,633 |
| Countries that Start with J | 0 | - | 4.98 | 595,468 |
| Countries that Start with K | 0 | - | 4.96 | 808,909 |
| Countries that Start with L | 0 | - | 4.98 | 1,082,304 |
| Countries that Start with N | 0 | - | 4.93 | 1,109,157 |
| Countries that Start with P | 0 | - | 4.94 | 1,207,990 |
| Countries that Start with S | 0 | - | 4.98 | 1,743,701 |
| Countries that Start with T | 0 | - | 4.90 | 1,003,730 |
| Countries that Start with U | 0 | - | 4.97 | 899,578 |
| Countries that Start with V | 0 | - | 4.98 | 604,760 |
| Countries that Start with F | 0 | - | 4.83 | 611,749 |
| Countries that Start with M | 0 | - | 4.97 | 1,372,685 |
| World Cities Based on Location A-Z - #1 | 0 | - | 4.45 | 44,132 |
| African Geography A-Z | 0 | - | 4.33 | 21,413 |
| The Only American Country ... | 0 | - | 4.92 | 120,692 |
| American Countries with the Shortest Names | 0 | - | 4.96 | 120,288 |
| Top 10 Biggest Economies in the Americas | 0 | - | 4.94 | 91,030 |
| Famous Mexicans and Mexican-Americans | 0 | - | 4.15 | 16,903 |
| All First-Level Subdivisions of South America on a Map | 0 | - | 4.92 | 52,855 |
| Brazil States Map Quiz | 0 | - | 4.85 | 47,356 |
| States of Brazil | 0 | - | 4.98 | 86,277 |
| U.S. State Nicknames Quiz | 0 | - | 4.47 | 50,245 |
| U.S. Citizenship Test Questions | 0 | - | 4.83 | 238,235 |
| Countries with American Expatriates | 0 | - | 4.53 | 42,464 |
| United States Landmarks Map Quiz | 0 | - | 4.55 | 40,072 |
| United States Country Quiz | 0 | - | 4.43 | 100,515 |
| Busiest Air Routes from the U.S. | 0 | - | 4.46 | 76,586 |
| Most-Visited U.S. Cities | 0 | - | 4.85 | 92,182 |
| Every U.S. Metro Area on a Map | 0 | - | 4.97 | 80,636 |
| Capitals of Canadian Provinces | 0 | - | 4.85 | 88,332 |
| Canada Country Quiz | 0 | - | 4.54 | 131,662 |
| Canada Cities Map Quiz | 0 | - | 4.63 | 123,572 |
| Canadian Islands on the Map | 0 | - | 4.39 | 19,911 |
| Ontario Cities Map Quiz | 0 | - | 4.64 | 19,330 |
| Asian Countries Americans Travel to the Most | 0 | - | 4.75 | 59,620 |
| A-Z Cities by Pictures | 0 | - | 4.56 | 43,509 |
| Top 10 American Countries by Coastline | 0 | - | 4.96 | 88,054 |
| Top 10 Richest Countries in the Americas | 0 | - | 4.90 | 76,058 |
| U.S. Geography by Letter - W | 0 | - | 3.83 | 22,846 |
| Mexico Country Quiz | 0 | - | 4.49 | 71,948 |
| Mexico Cities Map Quiz | 0 | - | 4.77 | 33,306 |
| Colombia Country Quiz | 0 | - | 4.90 | 40,285 |
| Costa Rica Country Quiz | 0 | - | 4.75 | 31,891 |
| Cuba Country Quiz | 0 | - | 4.69 | 51,140 |
| Jamaica Country Quiz | 0 | - | 4.58 | 34,843 |
| Haiti Country Quiz | 0 | - | 4.79 | 32,328 |
| 15 Largest Cities in North America With a Map | 0 | - | 4.98 | 46,394 |
| 100 Biggest Cities in North America on a Map | 0 | - | 4.84 | 61,478 |
| Biggest Cities in the U.S. - Extreme | 0 | - | 4.96 | 158,186 |
| Biggest Cities in Each U.S. State - Extreme | 0 | - | 4.93 | 78,643 |
| 10 Biggest Cities by U.S. State | 0 | - | 4.95 | 40,687 |
| Countries Closest to the U. S. | 0 | - | 4.41 | 207,743 |
| 500 Biggest U.S. Urban Areas | 0 | - | 4.90 | 115,380 |
| U.S. Federal Agency Acronyms | 0 | - | 4.50 | 79,719 |
| Top 10 Non-English Languages of Los Angeles | 0 | - | 4.42 | 59,573 |
| 10 Closest Megacities to New York City | 0 | - | 4.52 | 67,186 |
| New England States | 0 | - | 4.51 | 59,701 |
| U.S. License Plates Picture Quiz | 0 | - | 4.59 | 52,633 |
| U.S. States with the Fewest Immigrants | 0 | - | 4.63 | 65,371 |
| U.S. States by Land Area | 0 | - | 4.61 | 52,450 |
| Top 10 U.S. States by Inland Water Area | 0 | - | 4.53 | 37,878 |
| U.S. States with the Highest Percentage of Farmland | 0 | - | 4.80 | 65,265 |
| U.S. States with the Lowest Percentage of Farmland | 0 | - | 4.74 | 55,017 |
| Add a Letter - Make a U.S. State | 0 | - | 4.72 | 82,286 |
| Top 10 Widest U.S. States East to West | 0 | - | 4.69 | 55,604 |
| Top 10 Tallest U.S. States North to South | 0 | - | 4.74 | 40,646 |
| U.S. States by Borders | 0 | - | 4.63 | 35,053 |
| 10 Easternmost U.S. States | 0 | - | 4.53 | 56,218 |
| The Only U.S. State ... #1 | 0 | - | 4.52 | 101,103 |
| U.S. States with the Longest International Borders | 0 | - | 4.78 | 45,556 |
| Longest U.S. State Borders | 0 | - | 4.67 | 39,348 |
| 50 States, 50 Cities - Hard Version | 0 | - | 4.46 | 43,973 |
| Top 10 U.S. States with the Highest Elevation | 0 | - | 4.51 | 67,757 |
| U.S. States with the Lowest Average Elevation | 0 | - | 4.55 | 38,382 |
| U.S. States With the Highest Average Elevation | 0 | - | 4.61 | 32,657 |
| U.S. States with the Fewest Borders | 0 | - | 4.77 | 112,987 |
| U.S. States with the Most Borders | 0 | - | 4.53 | 62,222 |
| U.S. State Capitals Quiz | 0 | - | 5.00 | 1,676,657 |
| O Canada Lyrics | 0 | - | 4.47 | 50,771 |
| Canadian Prime Ministers | 0 | - | 4.63 | 56,995 |
| Most-Visited Countries by Canadians | 0 | - | 4.77 | 39,109 |
| European Geography By Letter - E | 0 | - | 4.23 | 112,162 |
| European Geography By Letter - F | 0 | - | 4.17 | 91,405 |
| European Geography By Letter - H | 0 | - | 4.30 | 94,848 |
| European Geography By Letter - G | 0 | - | 4.25 | 101,227 |
| European Geography By Letter - I | 0 | - | 4.10 | 94,442 |
| European Geography By Letter - K | 0 | - | 4.14 | 69,118 |
| European Geography By Letter - O | 0 | - | 4.28 | 61,895 |
