| Southernmost Countries A-Z | 0 | - | 4.94 | 153,151 |
| Northernmost Countries A-Z | 0 | - | 4.99 | 195,026 |
| Least Populous Countries A-Z | 0 | - | 4.99 | 169,823 |
| Biggest Countries by Area A-Z | 0 | - | 4.96 | 191,634 |
| Most Populous Countries A-Z | 0 | - | 4.98 | 300,137 |
| Countries with the Greatest Elevation A-Z | 0 | - | 4.83 | 72,566 |
| Africa A-Z | 0 | - | 4.57 | 46,549 |
| U.S. Geography by Letter - B | 0 | - | 4.53 | 69,065 |
| U.S. Geography by Letter - S | 0 | - | 4.55 | 52,540 |
| US States Quiz | 0 | - | 5.00 | 16,815,356 |
| Asian Geography By Letter - B | 0 | - | 4.85 | 66,324 |
| Asian Cities A-Z by Clue | 0 | - | 4.52 | 35,346 |
| Capitals A-Z #1 | 0 | - | 4.86 | 51,392 |
| Shortest Country Name A-Z | 0 | - | 5.00 | 236,154 |
| States of the U.S. in Alphabetical Order | 0 | - | 4.98 | 366,441 |
| Middle East A-Z | 0 | - | 4.47 | 45,955 |
| States of Mexico | 0 | - | 4.95 | 175,303 |
| Mexico States Map Quiz | 0 | - | 4.85 | 104,375 |
| Name the U.S. National Parks | 0 | - | 4.86 | 59,720 |
| Total United States Immigration by Country | 0 | - | 4.91 | 111,235 |
| Most Common U.S. Last Names - Extreme | 0 | - | 4.94 | 174,064 |
| "Do Not Travel" Countries for U.S. Citizens | 0 | - | 4.97 | 242,925 |
| All 3,143 Counties of the United States on a Map | 0 | - | 4.97 | 330,654 |
| U.S. Cabinet Departments | 0 | - | 4.85 | 72,766 |
| Top 10 Non-English Languages Spoken in New York City | 0 | - | 4.85 | 66,021 |
| Richest Countries A-Z | 0 | - | 4.91 | 102,629 |
| Countries with the Most Borders A-Z | 0 | - | 4.98 | 125,114 |
| U.S. Geography by Letter - C | 0 | - | 4.27 | 73,818 |
| U.S. Geography by Letter - A | 0 | - | 4.37 | 62,801 |
| U.S. Geography by Letter - D | 0 | - | 4.08 | 56,804 |
| U.S. Geography by Letter - T | 0 | - | 4.29 | 49,465 |
| U.S. Geography by Letter - P | 0 | - | 4.36 | 49,010 |
| U.S. Geography by Letter - M | 0 | - | 4.14 | 53,026 |
| U.S. Geography by Letter - L | 0 | - | 4.04 | 40,882 |
| U.S. Geography by Letter - G | 0 | - | 4.13 | 39,021 |
| U.S. Geography By Letter - H | 0 | - | 4.35 | 39,846 |
| Mexico Cities Map Quiz | 0 | - | 4.83 | 38,076 |
| Pixelated United States Map | 0 | - | 4.87 | 93,995 |
| Most-Visited Countries by Americans | 0 | - | 4.87 | 109,245 |
| Countries that Visit the United States the Most | 0 | - | 4.96 | 91,442 |
| Deadliest U.S. Wars | 0 | - | 4.89 | 190,384 |
| The 13 Colonies Quiz | 0 | - | 4.97 | 117,572 |
| U.S. States with the Letter Y | 0 | - | 4.85 | 111,081 |
| 10 Southernmost U.S. States | 0 | - | 4.88 | 113,101 |
| U.S. States with Short Names | 0 | - | 4.91 | 148,609 |
| U.S. States that Start with M | 0 | - | 4.93 | 186,854 |
| U.S. States By Population | 0 | - | 4.92 | 152,941 |
| U.S. States that Start with N | 0 | - | 4.95 | 171,100 |
| U.S. States with Longest Names | 0 | - | 4.84 | 44,279 |
| 10 Westernmost U.S. States | 0 | - | 4.95 | 64,069 |
| The Only Remaining U.S. State . . . | 0 | - | 4.93 | 65,402 |
| Most-Visited Countries by Canadians | 0 | - | 4.82 | 39,234 |
| Countries Closest to Canada | 0 | - | 4.91 | 197,929 |
| United Kingdom A-Z | 0 | - | 4.53 | 87,528 |
| 10 Longest Rivers in the United States | 0 | - | 4.85 | 39,063 |
| Two Letter U.S. State Abbreviations | 0 | - | 4.19 | 745,921 |
| Countries Closest to United States by Continent | 0 | - | 4.99 | 146,051 |
| Countries that Beat the United States | 0 | - | 4.93 | 166,421 |
| Louisiana Purchase with a Map | 0 | - | 4.96 | 48,297 |
| US States with an Empty Map | 0 | - | 5.00 | 622,516 |
| Top 10 Most-Visited U.S. States | 0 | - | 4.90 | 101,534 |
| U.S. States with the Most Immigrants | 0 | - | 4.85 | 82,304 |
| U.S. States or European Countries by Area | 0 | - | 4.95 | 95,617 |
| U.S. States or European Countries by Population | 0 | - | 4.97 | 132,784 |
| South America A-Z | 0 | - | 4.13 | 10,886 |
| Name a Valid U.S. State #1 | 0 | - | 4.93 | 208,271 |
| Top 10 Coldest U.S. States | 0 | - | 4.94 | 124,385 |
| Top 10 Hottest U.S. States | 0 | - | 4.86 | 125,288 |
| Top 10 Most Native American U.S. States | 0 | - | 4.87 | 91,726 |
| Top 10 U.S. States with the Least Precipitation | 0 | - | 4.82 | 61,782 |
| European Geography A-Z | 0 | - | 4.29 | 49,173 |
| World Cities A-Z by Clue #1 | 0 | - | 4.50 | 67,824 |
| Flags of North and South America | 0 | - | 4.99 | 371,401 |
| U.S. Geography by Letter - N | 0 | - | 3.80 | 52,556 |
| U.S. Geography by Letter - E | 0 | - | 3.75 | 48,558 |
| U.S. Geography by Letter - F | 0 | - | 3.87 | 44,804 |
| U.S. Geography by Letter - O | 0 | - | 3.52 | 41,277 |
| U.S. Geography by Letter - R | 0 | - | 4.18 | 30,701 |
| Canada Provinces and Territories | 0 | - | 5.00 | 340,803 |
| Most Spoken Languages in Canada | 0 | - | 4.91 | 54,997 |
| Most Guessed Cities in Europe - Not Capitals | 0 | - | 4.82 | 87,199 |
| Name a Major European City A-Z | 0 | - | 4.33 | 49,394 |
| France A-Z | 0 | - | 4.16 | 38,149 |
| Switzerland A-Z | 0 | - | 4.45 | 25,609 |
| American Legal Vocabulary | 0 | - | 4.40 | 33,872 |
| People on Money - United States | 0 | - | 4.31 | 63,311 |
| European Geography By Letter - A | 0 | - | 4.52 | 143,102 |
| European Geography By Letter - B #1 | 0 | - | 4.68 | 112,268 |
| European Geography By Letter - C | 0 | - | 4.46 | 113,048 |
| European Geography By Letter - D | 0 | - | 4.50 | 107,828 |
| European Geography By Letter - L | 0 | - | 4.52 | 112,949 |
| European Geography By Letter - M | 0 | - | 4.67 | 129,889 |
| European Geography By Letter - P #1 | 0 | - | 4.80 | 97,070 |
| European Geography By Letter - N | 0 | - | 4.44 | 100,396 |
| European Geography By Letter - R | 0 | - | 4.42 | 93,103 |
| European Geography By Letter - V | 0 | - | 4.43 | 92,689 |
| European Geography By Letter - T | 0 | - | 4.41 | 81,974 |
| European Geography By Letter - S #1 | 0 | - | 4.63 | 100,229 |
| Asian Geography By Letter - A | 0 | - | 4.64 | 71,031 |
| Asian Geography by Letter - H | 0 | - | 4.49 | 65,584 |
| Asian Geography By Letter - M | 0 | - | 4.47 | 61,328 |
| Asian Geography by Letter - P | 0 | - | 4.45 | 57,783 |
| Asian Geography by Letter - T | 0 | - | 4.51 | 57,257 |
| Countries that Start with A | 0 | - | 4.98 | 2,157,169 |
| Countries that Start with B | 0 | - | 4.95 | 2,289,175 |
| Countries that Start with C | 0 | - | 4.96 | 1,817,841 |
| Countries that Start with D | 0 | - | 4.96 | 706,688 |
| Countries that Start with E | 0 | - | 4.95 | 1,373,710 |
| Countries that Start with G | 0 | - | 4.97 | 1,499,328 |
| Countries that Start with H | 0 | - | 4.96 | 602,241 |
| Countries that Start with I | 0 | - | 4.92 | 1,285,263 |
| Countries that Start with J | 0 | - | 4.98 | 600,188 |
| Countries that Start with K | 0 | - | 4.97 | 813,304 |
| Countries that Start with L | 0 | - | 4.98 | 1,088,044 |
| Countries that Start with N | 0 | - | 4.93 | 1,114,981 |
| Countries that Start with P | 0 | - | 4.94 | 1,213,454 |
| Countries that Start with S | 0 | - | 4.98 | 1,751,195 |
| Countries that Start with T | 0 | - | 4.90 | 1,007,843 |
| Countries that Start with U | 0 | - | 4.97 | 902,823 |
| Countries that Start with V | 0 | - | 4.98 | 607,933 |
| Countries that Start with F | 0 | - | 4.83 | 615,715 |
| Countries that Start with M | 0 | - | 4.97 | 1,378,652 |
| World Cities Based on Location A-Z - #1 | 0 | - | 4.45 | 44,282 |
| African Geography A-Z | 0 | - | 4.33 | 21,458 |
| The Only American Country ... | 0 | - | 4.92 | 121,324 |
| American Countries with the Shortest Names | 0 | - | 4.96 | 120,859 |
| U.S. State Nicknames | 0 | - | 4.47 | 50,437 |
| U.S. Citizenship Test Questions | 0 | - | 4.83 | 239,063 |
| Countries with American Expatriates | 0 | - | 4.53 | 42,543 |
| United States Landmarks Map Quiz | 0 | - | 4.55 | 40,153 |
| United States Country Quiz | 0 | - | 4.43 | 101,229 |
| Busiest Air Routes from the U.S. | 0 | - | 4.46 | 76,803 |
| Canada Country Quiz | 0 | - | 4.54 | 132,253 |
| Canada Cities Map Quiz | 0 | - | 4.63 | 124,017 |
| Asian Countries Americans Travel to the Most | 0 | - | 4.75 | 59,866 |
| World Cities A-Z by Clue #2 | 0 | - | 4.40 | 58,793 |
| A-Z Cities by Pictures | 0 | - | 4.56 | 43,746 |
| Top 10 Biggest Economies in the Americas | 0 | - | 4.93 | 91,626 |
| Famous Mexicans and Mexican-Americans | 0 | - | 4.15 | 16,935 |
| Mexico Country Quiz | 0 | - | 4.49 | 72,284 |
| All First-Level Subdivisions of South America on a Map | 0 | - | 4.92 | 53,533 |
| Brazil States Map Quiz | 0 | - | 4.85 | 47,789 |
| States of Brazil | 0 | - | 4.97 | 87,431 |
| Most-Visited U.S. Cities | 0 | - | 4.85 | 93,346 |
| Countries Closest to the U. S. | 0 | - | 4.41 | 208,731 |
| Every U.S. Metro Area on a Map | 0 | - | 4.97 | 81,429 |
| U.S. Federal Agency Acronyms | 0 | - | 4.50 | 79,910 |
| Top 10 Non-English Languages of Los Angeles | 0 | - | 4.42 | 59,795 |
| 10 Closest Megacities to New York City | 0 | - | 4.52 | 67,284 |
| New England States | 0 | - | 4.51 | 59,773 |
| U.S. States by Land Area | 0 | - | 4.61 | 52,716 |
| Top 10 U.S. States by Inland Water Area | 0 | - | 4.53 | 37,972 |
| Add a Letter - Make a U.S. State | 0 | - | 4.72 | 82,644 |
| U.S. States by Borders | 0 | - | 4.61 | 35,241 |
| 10 Easternmost U.S. States | 0 | - | 4.53 | 56,405 |
| The Only U.S. State ... #1 | 0 | - | 4.52 | 101,911 |
| 50 States, 50 Cities - Hard Version | 0 | - | 4.46 | 44,132 |
| Canadian Prime Ministers | 0 | - | 4.63 | 57,385 |
| Capitals of Canadian Provinces | 0 | - | 4.85 | 88,848 |
| Canadian Islands on the Map | 0 | - | 4.40 | 19,986 |
| European Geography By Letter - E | 0 | - | 4.23 | 113,043 |
| European Geography By Letter - F | 0 | - | 4.17 | 92,395 |
| European Geography By Letter - H | 0 | - | 4.30 | 95,568 |
| European Geography By Letter - G | 0 | - | 4.27 | 102,217 |
| European Geography By Letter - I | 0 | - | 4.10 | 95,079 |
| European Geography By Letter - K | 0 | - | 4.14 | 69,757 |
| European Geography By Letter - O | 0 | - | 4.28 | 62,370 |
| European Geography by Letter - W | 0 | - | 4.20 | 82,647 |
| European Geography By Letter - S #2 | 0 | - | 4.19 | 50,896 |
| Asian Geography By Letter - S | 0 | - | 4.17 | 56,029 |
| Asian Geography by Letter - D | 0 | - | 4.27 | 51,852 |
| Asian Geography by Letter - G | 0 | - | 4.35 | 51,134 |
| Asian Geography by Letter - I | 0 | - | 4.36 | 67,689 |
| Asian Geography by Letter - C | 0 | - | 4.32 | 64,648 |
| Asian Geography by Letter - N | 0 | - | 4.33 | 50,153 |
| Asian Last Names in the United States | 0 | - | 4.43 | 46,683 |
| The Bible A-Z | 0 | - | 4.29 | 59,665 |
| Capitals A-Z #2 | 0 | - | 4.45 | 26,747 |
| Countries with the Most Forest A-Z | 0 | - | 4.63 | 55,382 |
| 17th Century A-Z | 0 | - | 4.78 | 34,549 |
| Canada or Africa by Area | 0 | - | 4.77 | 18,252 |
| Top 10 American Countries by Coastline | 0 | - | 4.96 | 88,299 |
| Top 10 Richest Countries in the Americas | 0 | - | 4.93 | 82,919 |
| U.S. Geography by Letter - W | 0 | - | 3.84 | 23,199 |
| Countries Bordering Brazil | 0 | - | 4.96 | 131,400 |
| Countries That Visit Brazil The Most | 0 | - | 4.95 | 49,477 |
| Colombia Country Quiz | 0 | - | 4.90 | 40,597 |
| Cuba Country Quiz | 0 | - | 4.70 | 51,392 |
| Jamaica Country Quiz | 0 | - | 4.58 | 35,011 |
| Haiti Country Quiz | 0 | - | 4.79 | 32,519 |
| 15 Largest Cities in North America With a Map | 0 | - | 4.98 | 46,965 |
| Top U.S. Universities | 0 | - | 4.15 | 144,751 |
| Largest United States Airlines | 0 | - | 4.39 | 54,967 |
| Biggest Cities in the U.S. - Extreme | 0 | - | 4.96 | 158,918 |
| Most Guessed U.S. Cities | 0 | - | 4.89 | 105,662 |
| Biggest Cities in Each U.S. State - Extreme | 0 | - | 4.93 | 79,145 |
| 10 Biggest Cities by U.S. State | 0 | - | 4.95 | 41,466 |
| U.S. Cities with the Biggest Economies | 0 | - | 4.83 | 72,561 |
| 500 Biggest U.S. Urban Areas | 0 | - | 4.90 | 116,337 |
| U.S. States by Governor | 0 | - | 4.43 | 18,032 |
