| Canada A-Z | 0 | - | 4.73 | 32,944 |
| U.S. Geography by Letter - B | 0 | - | 4.53 | 69,845 |
| U.S. Geography by Letter - S | 0 | - | 4.55 | 53,277 |
| Southernmost Countries A-Z | 0 | - | 4.95 | 153,974 |
| Northernmost Countries A-Z | 0 | - | 4.99 | 196,471 |
| Least Populous Countries A-Z | 0 | - | 4.99 | 170,762 |
| Biggest Countries by Area A-Z | 0 | - | 4.96 | 193,700 |
| Most Populous Countries A-Z | 0 | - | 4.98 | 301,727 |
| Countries with the Greatest Elevation A-Z | 0 | - | 4.83 | 73,340 |
| US States Quiz | 0 | - | 5.00 | 16,971,025 |
| European Geography By Letter - P #1 | 0 | - | 4.81 | 98,605 |
| Asian Geography By Letter - B | 0 | - | 4.85 | 66,902 |
| Asian Cities A-Z by Clue | 0 | - | 4.52 | 42,908 |
| Africa A-Z | 0 | - | 4.57 | 46,750 |
| Capitals A-Z #1 | 0 | - | 4.86 | 51,721 |
| Shortest Country Name A-Z | 0 | - | 4.99 | 238,334 |
| States of Mexico | 0 | - | 4.96 | 177,815 |
| Mexico States Map Quiz | 0 | - | 4.84 | 105,486 |
| Name the U.S. National Parks | 0 | - | 4.86 | 60,387 |
| Total United States Immigration by Country | 0 | - | 4.91 | 112,225 |
| Most Common U.S. Last Names - Extreme | 0 | - | 4.94 | 175,361 |
| "Do Not Travel" Countries for U.S. Citizens | 0 | - | 4.97 | 245,982 |
| U.S. Cabinet Departments | 0 | - | 4.86 | 73,062 |
| Top 10 Non-English Languages Spoken in New York City | 0 | - | 4.85 | 66,632 |
| States of the U.S. in Alphabetical Order | 0 | - | 4.98 | 368,390 |
| Middle East A-Z | 0 | - | 4.47 | 46,215 |
| Richest Countries A-Z | 0 | - | 4.91 | 103,841 |
| Countries with the Most Borders A-Z | 0 | - | 4.98 | 125,547 |
| U.S. Geography by Letter - C | 0 | - | 4.27 | 74,441 |
| U.S. Geography by Letter - A | 0 | - | 4.37 | 63,471 |
| U.S. Geography by Letter - D | 0 | - | 4.09 | 57,447 |
| U.S. Geography by Letter - T | 0 | - | 4.29 | 50,163 |
| U.S. Geography by Letter - P | 0 | - | 4.38 | 54,344 |
| U.S. Geography by Letter - M | 0 | - | 4.14 | 53,585 |
| U.S. Geography by Letter - L | 0 | - | 4.04 | 41,475 |
| U.S. Geography by Letter - G | 0 | - | 4.13 | 39,639 |
| U.S. Geography by Letter - R | 0 | - | 4.22 | 36,782 |
| U.S. Geography By Letter - H | 0 | - | 4.35 | 40,539 |
| Mexico Cities Map Quiz | 0 | - | 4.83 | 38,779 |
| All 3,143 Counties of the United States on a Map | 0 | - | 4.97 | 334,827 |
| Pixelated United States Map | 0 | - | 4.88 | 94,710 |
| Most-Visited Countries by Americans | 0 | - | 4.86 | 110,362 |
| Countries that Visit the United States the Most | 0 | - | 4.96 | 92,314 |
| Deadliest U.S. Wars | 0 | - | 4.89 | 191,620 |
| The 13 Colonies Quiz | 0 | - | 4.97 | 118,900 |
| U.S. States with the Letter Y | 0 | - | 4.85 | 112,129 |
| 10 Southernmost U.S. States | 0 | - | 4.89 | 114,127 |
| U.S. States with Short Names | 0 | - | 4.91 | 150,162 |
| U.S. States that Start with M | 0 | - | 4.93 | 188,155 |
| U.S. States By Population | 0 | - | 4.92 | 154,033 |
| U.S. States that Start with N | 0 | - | 4.95 | 172,077 |
| U.S. States with Longest Names | 0 | - | 4.84 | 44,804 |
| 10 Westernmost U.S. States | 0 | - | 4.95 | 64,482 |
| The Only Remaining U.S. State . . . | 0 | - | 4.93 | 66,001 |
| Most-Visited Countries by Canadians | 0 | - | 4.83 | 39,564 |
| Countries Closest to Canada | 0 | - | 4.91 | 198,954 |
| United Kingdom A-Z | 0 | - | 4.51 | 88,297 |
| 10 Longest Rivers in the United States | 0 | - | 4.85 | 39,353 |
| Countries Closest to United States by Continent | 0 | - | 4.99 | 147,047 |
| Countries that Beat the United States | 0 | - | 4.93 | 168,428 |
| Louisiana Purchase with a Map | 0 | - | 4.96 | 49,164 |
| US States with an Empty Map | 0 | - | 5.00 | 627,801 |
| Top 10 Most-Visited U.S. States | 0 | - | 4.90 | 102,340 |
| U.S. States with the Most Immigrants | 0 | - | 4.85 | 82,956 |
| U.S. States or European Countries by Area | 0 | - | 4.95 | 96,863 |
| U.S. States or European Countries by Population | 0 | - | 4.97 | 133,983 |
| South America A-Z | 0 | - | 4.15 | 10,940 |
| Two Letter U.S. State Abbreviations | 0 | - | 4.19 | 749,193 |
| Name a Valid U.S. State #1 | 0 | - | 4.93 | 210,295 |
| Top 10 Coldest U.S. States | 0 | - | 4.94 | 125,741 |
| Top 10 Hottest U.S. States | 0 | - | 4.86 | 126,355 |
| Top 10 Most Native American U.S. States | 0 | - | 4.87 | 92,701 |
| Top 10 U.S. States with the Least Precipitation | 0 | - | 4.83 | 62,164 |
| European Geography A-Z | 0 | - | 4.29 | 49,447 |
| Flags of North and South America | 0 | - | 4.99 | 376,167 |
| U.S. Geography by Letter - N | 0 | - | 3.80 | 53,035 |
| U.S. Geography by Letter - E | 0 | - | 3.75 | 49,043 |
| U.S. Geography by Letter - F | 0 | - | 3.84 | 45,311 |
| U.S. Geography by Letter - O | 0 | - | 3.52 | 41,773 |
| Belize Country Quiz | 0 | - | 4.85 | 21,064 |
| Canada Provinces and Territories | 0 | - | 5.00 | 345,469 |
| Name a Major European City A-Z | 0 | - | 4.33 | 49,784 |
| France A-Z | 0 | - | 4.16 | 38,317 |
| Switzerland A-Z | 0 | - | 4.45 | 25,751 |
| Countries that Start with a Vowel | 0 | - | 4.99 | 155,022 |
| World Cities A-Z by Clue #1 | 0 | - | 4.51 | 68,631 |
| World Cities A-Z by Clue #2 | 0 | - | 4.41 | 59,463 |
| American Legal Vocabulary | 0 | - | 4.40 | 33,999 |
| People on Money - United States | 0 | - | 4.31 | 63,416 |
| Most Spoken Languages in Canada | 0 | - | 4.91 | 55,487 |
| Midwestern States of the U.S. | 0 | - | 4.88 | 14,086 |
| European Geography By Letter - A | 0 | - | 4.52 | 147,722 |
| European Geography By Letter - B #1 | 0 | - | 4.62 | 121,098 |
| European Geography By Letter - C | 0 | - | 4.43 | 123,205 |
| European Geography By Letter - D | 0 | - | 4.50 | 110,107 |
| European Geography By Letter - L | 0 | - | 4.52 | 114,757 |
| European Geography By Letter - M | 0 | - | 4.69 | 132,114 |
| European Geography By Letter - N | 0 | - | 4.44 | 101,878 |
| European Geography By Letter - R | 0 | - | 4.43 | 94,395 |
| European Geography By Letter - V | 0 | - | 4.42 | 93,611 |
| European Geography By Letter - T | 0 | - | 4.41 | 83,322 |
| European Geography By Letter - S #1 | 0 | - | 4.63 | 101,228 |
| Most Guessed Cities in Europe - Not Capitals | 0 | - | 4.82 | 87,927 |
| Asian Geography By Letter - A | 0 | - | 4.64 | 71,386 |
| Asian Geography by Letter - H | 0 | - | 4.50 | 65,986 |
| Asian Geography By Letter - M | 0 | - | 4.48 | 61,604 |
| Asian Geography by Letter - P | 0 | - | 4.45 | 58,127 |
| Asian Geography by Letter - T | 0 | - | 4.52 | 57,592 |
| Asian Geography By Letter - L | 0 | - | 4.49 | 43,253 |
| Asian Geography By Letter - O | 0 | - | 4.66 | 32,215 |
| Countries that Start with A | 0 | - | 4.98 | 2,172,972 |
| Countries that Start with B | 0 | - | 4.95 | 2,303,973 |
| Countries that Start with C | 0 | - | 4.96 | 1,829,523 |
| Countries that Start with D | 0 | - | 4.96 | 715,011 |
| Countries that Start with E | 0 | - | 4.95 | 1,383,453 |
| Countries that Start with G | 0 | - | 4.97 | 1,509,794 |
| Countries that Start with H | 0 | - | 4.96 | 608,587 |
| Countries that Start with I | 0 | - | 4.92 | 1,293,287 |
| Countries that Start with J | 0 | - | 4.98 | 606,030 |
| Countries that Start with K | 0 | - | 4.97 | 819,759 |
| Countries that Start with L | 0 | - | 4.98 | 1,095,534 |
| Countries that Start with N | 0 | - | 4.93 | 1,122,567 |
| Countries that Start with P | 0 | - | 4.94 | 1,220,839 |
| Countries that Start with S | 0 | - | 4.98 | 1,761,431 |
| Countries that Start with T | 0 | - | 4.90 | 1,013,916 |
| Countries that Start with U | 0 | - | 4.97 | 907,718 |
| Countries that Start with V | 0 | - | 4.98 | 611,446 |
| Countries that Start with F | 0 | - | 4.83 | 620,538 |
| Countries that Start with M | 0 | - | 4.97 | 1,386,919 |
| World Cities Based on Location A-Z - #1 | 0 | - | 4.46 | 44,510 |
| The Only American Country ... | 0 | - | 4.92 | 122,103 |
| American Countries with the Shortest Names | 0 | - | 4.96 | 121,556 |
| Top 10 Biggest Economies in the Americas | 0 | - | 4.94 | 92,706 |
| Famous Mexicans and Mexican-Americans | 0 | - | 4.15 | 16,959 |
| All First-Level Subdivisions of South America on a Map | 0 | - | 4.92 | 54,634 |
| Brazil States Map Quiz | 0 | - | 4.86 | 48,488 |
| States of Brazil | 0 | - | 4.97 | 89,375 |
| U.S. State Nicknames | 0 | - | 4.47 | 50,690 |
| U.S. Citizenship Test Questions | 0 | - | 4.83 | 240,671 |
| Countries with American Expatriates | 0 | - | 4.53 | 42,656 |
| United States Landmarks Map Quiz | 0 | - | 4.55 | 40,265 |
| United States Country Quiz | 0 | - | 4.43 | 102,064 |
| Busiest Air Routes from the U.S. | 0 | - | 4.46 | 77,035 |
| Most-Visited U.S. Cities | 0 | - | 4.85 | 94,725 |
| Every U.S. Metro Area on a Map | 0 | - | 4.97 | 82,384 |
| Capitals of Canadian Provinces | 0 | - | 4.85 | 89,512 |
| Canada Country Quiz | 0 | - | 4.55 | 132,937 |
| Canada Cities Map Quiz | 0 | - | 4.64 | 124,528 |
| Canadian Islands on the Map | 0 | - | 4.40 | 20,087 |
| Ontario Cities Map Quiz | 0 | - | 4.64 | 19,536 |
| Asian Countries Americans Travel to the Most | 0 | - | 4.75 | 60,165 |
| African Geography A-Z | 0 | - | 4.33 | 21,522 |
| A-Z Cities by Pictures | 0 | - | 4.56 | 44,050 |
| Top 10 American Countries by Coastline | 0 | - | 4.96 | 88,571 |
| Top 10 Richest Countries in the Americas | 0 | - | 4.94 | 92,467 |
| U.S. Geography by Letter - W | 0 | - | 3.86 | 23,684 |
| Mexico Country Quiz | 0 | - | 4.49 | 72,677 |
| Colombia Country Quiz | 0 | - | 4.90 | 40,932 |
| Costa Rica Country Quiz | 0 | - | 4.75 | 32,317 |
| Cuba Country Quiz | 0 | - | 4.70 | 51,714 |
| Jamaica Country Quiz | 0 | - | 4.58 | 35,220 |
| Haiti Country Quiz | 0 | - | 4.79 | 32,771 |
| 15 Largest Cities in North America With a Map | 0 | - | 4.98 | 47,885 |
| 100 Biggest Cities in North America on a Map | 0 | - | 4.84 | 62,806 |
| Biggest Cities in the U.S. - Extreme | 0 | - | 4.96 | 159,920 |
| Biggest Cities in Each U.S. State - Extreme | 0 | - | 4.91 | 84,238 |
| 10 Biggest Cities by U.S. State | 0 | - | 4.95 | 42,337 |
| Countries Closest to the U. S. | 0 | - | 4.41 | 210,324 |
| 500 Biggest U.S. Urban Areas | 0 | - | 4.90 | 117,955 |
| U.S. Federal Agency Acronyms | 0 | - | 4.50 | 80,107 |
| Top 10 Non-English Languages of Los Angeles | 0 | - | 4.43 | 60,074 |
| 10 Closest Megacities to New York City | 0 | - | 4.52 | 67,508 |
| New England States | 0 | - | 4.51 | 59,882 |
| U.S. License Plates Picture Quiz | 0 | - | 4.61 | 53,096 |
| U.S. States with the Fewest Immigrants | 0 | - | 4.64 | 66,038 |
| U.S. States by Land Area | 0 | - | 4.63 | 53,016 |
| Top 10 U.S. States by Inland Water Area | 0 | - | 4.53 | 38,101 |
| U.S. States with the Highest Percentage of Farmland | 0 | - | 4.80 | 65,599 |
| U.S. States with the Lowest Percentage of Farmland | 0 | - | 4.74 | 55,310 |
| Add a Letter - Make a U.S. State | 0 | - | 4.70 | 83,067 |
| Top 10 Widest U.S. States East to West | 0 | - | 4.70 | 56,243 |
| Top 10 Tallest U.S. States North to South | 0 | - | 4.75 | 41,102 |
| U.S. States by Borders | 0 | - | 4.62 | 35,444 |
| 10 Easternmost U.S. States | 0 | - | 4.53 | 56,657 |
| The Only U.S. State ... #1 | 0 | - | 4.52 | 102,286 |
| U.S. States with the Longest International Borders | 0 | - | 4.78 | 45,909 |
| Longest U.S. State Borders | 0 | - | 4.69 | 40,070 |
| 50 States, 50 Cities - Hard Version | 0 | - | 4.46 | 44,411 |
| Top 10 U.S. States with the Highest Elevation | 0 | - | 4.51 | 67,956 |
| U.S. States with the Lowest Average Elevation | 0 | - | 4.55 | 38,560 |
| U.S. States With the Highest Average Elevation | 0 | - | 4.61 | 32,827 |
| U.S. States with the Fewest Borders | 0 | - | 4.78 | 114,153 |
| U.S. States with the Most Borders | 0 | - | 4.53 | 62,354 |
| U.S. State Capitals Quiz | 0 | - | 5.00 | 1,697,056 |
| O Canada Lyrics | 0 | - | 4.47 | 51,045 |
| Canadian Prime Ministers | 0 | - | 4.64 | 57,835 |
| European Geography By Letter - E | 0 | - | 4.23 | 114,829 |
| European Geography By Letter - F | 0 | - | 4.15 | 94,139 |
| European Geography By Letter - H | 0 | - | 4.30 | 96,935 |
| European Geography By Letter - G | 0 | - | 4.27 | 103,639 |
