| Southernmost Countries A-Z | 0 | - | 4.95 | 153,931 |
| Northernmost Countries A-Z | 0 | - | 4.99 | 196,392 |
| Least Populous Countries A-Z | 0 | - | 4.99 | 170,719 |
| Biggest Countries by Area A-Z | 0 | - | 4.96 | 193,593 |
| Most Populous Countries A-Z | 0 | - | 4.98 | 301,634 |
| Countries with the Greatest Elevation A-Z | 0 | - | 4.83 | 73,300 |
| U.S. Geography by Letter - B | 0 | - | 4.53 | 69,816 |
| U.S. Geography by Letter - S | 0 | - | 4.55 | 53,248 |
| US States Quiz | 0 | - | 5.00 | 16,959,771 |
| European Geography By Letter - P #1 | 0 | - | 4.81 | 98,542 |
| Asian Geography By Letter - B | 0 | - | 4.85 | 66,870 |
| Asian Cities A-Z by Clue | 0 | - | 4.52 | 42,843 |
| Africa A-Z | 0 | - | 4.57 | 46,736 |
| Capitals A-Z #1 | 0 | - | 4.86 | 51,695 |
| Shortest Country Name A-Z | 0 | - | 4.99 | 238,200 |
| States of the U.S. in Alphabetical Order | 0 | - | 4.98 | 368,214 |
| Middle East A-Z | 0 | - | 4.47 | 46,202 |
| States of Mexico | 0 | - | 4.96 | 177,592 |
| Mexico States Map Quiz | 0 | - | 4.84 | 105,438 |
| Name the U.S. National Parks | 0 | - | 4.86 | 60,322 |
| Total United States Immigration by Country | 0 | - | 4.91 | 112,142 |
| Most Common U.S. Last Names - Extreme | 0 | - | 4.94 | 175,263 |
| "Do Not Travel" Countries for U.S. Citizens | 0 | - | 4.97 | 245,738 |
| All 3,143 Counties of the United States on a Map | 0 | - | 4.97 | 334,430 |
| U.S. Cabinet Departments | 0 | - | 4.86 | 73,037 |
| Top 10 Non-English Languages Spoken in New York City | 0 | - | 4.85 | 66,586 |
| Richest Countries A-Z | 0 | - | 4.91 | 103,752 |
| Countries with the Most Borders A-Z | 0 | - | 4.98 | 125,522 |
| U.S. Geography by Letter - C | 0 | - | 4.27 | 74,415 |
| U.S. Geography by Letter - A | 0 | - | 4.37 | 63,444 |
| U.S. Geography by Letter - D | 0 | - | 4.09 | 57,406 |
| U.S. Geography by Letter - T | 0 | - | 4.29 | 50,132 |
| U.S. Geography by Letter - P | 0 | - | 4.38 | 54,312 |
| U.S. Geography by Letter - M | 0 | - | 4.14 | 53,562 |
| U.S. Geography by Letter - L | 0 | - | 4.04 | 41,449 |
| U.S. Geography by Letter - G | 0 | - | 4.13 | 39,609 |
| U.S. Geography by Letter - R | 0 | - | 4.22 | 36,727 |
| U.S. Geography By Letter - H | 0 | - | 4.35 | 40,504 |
| Mexico Cities Map Quiz | 0 | - | 4.83 | 38,765 |
| Pixelated United States Map | 0 | - | 4.88 | 94,643 |
| Most-Visited Countries by Americans | 0 | - | 4.86 | 110,247 |
| Countries that Visit the United States the Most | 0 | - | 4.96 | 92,231 |
| Deadliest U.S. Wars | 0 | - | 4.89 | 191,554 |
| The 13 Colonies Quiz | 0 | - | 4.97 | 118,772 |
| U.S. States with the Letter Y | 0 | - | 4.85 | 111,991 |
| 10 Southernmost U.S. States | 0 | - | 4.89 | 113,999 |
| U.S. States with Short Names | 0 | - | 4.91 | 149,648 |
| U.S. States that Start with M | 0 | - | 4.93 | 187,999 |
| U.S. States By Population | 0 | - | 4.92 | 153,953 |
| U.S. States that Start with N | 0 | - | 4.95 | 171,981 |
| U.S. States with Longest Names | 0 | - | 4.84 | 44,752 |
| 10 Westernmost U.S. States | 0 | - | 4.95 | 64,438 |
| The Only Remaining U.S. State . . . | 0 | - | 4.93 | 65,950 |
| Most-Visited Countries by Canadians | 0 | - | 4.83 | 39,527 |
| Countries Closest to Canada | 0 | - | 4.91 | 198,863 |
| United Kingdom A-Z | 0 | - | 4.51 | 88,256 |
| 10 Longest Rivers in the United States | 0 | - | 4.85 | 39,329 |
| Two Letter U.S. State Abbreviations | 0 | - | 4.19 | 748,971 |
| Countries Closest to United States by Continent | 0 | - | 4.99 | 146,962 |
| Countries that Beat the United States | 0 | - | 4.93 | 168,310 |
| Louisiana Purchase with a Map | 0 | - | 4.96 | 49,093 |
| US States with an Empty Map | 0 | - | 5.00 | 627,398 |
| Top 10 Most-Visited U.S. States | 0 | - | 4.90 | 102,269 |
| U.S. States with the Most Immigrants | 0 | - | 4.85 | 82,911 |
| U.S. States or European Countries by Area | 0 | - | 4.95 | 96,754 |
| U.S. States or European Countries by Population | 0 | - | 4.97 | 133,882 |
| South America A-Z | 0 | - | 4.15 | 10,936 |
| Name a Valid U.S. State #1 | 0 | - | 4.93 | 210,054 |
| Top 10 Coldest U.S. States | 0 | - | 4.94 | 125,673 |
| Top 10 Hottest U.S. States | 0 | - | 4.86 | 126,296 |
| Top 10 Most Native American U.S. States | 0 | - | 4.87 | 92,639 |
| Top 10 U.S. States with the Least Precipitation | 0 | - | 4.83 | 62,131 |
| European Geography A-Z | 0 | - | 4.29 | 49,429 |
| World Cities A-Z by Clue #1 | 0 | - | 4.51 | 68,588 |
| World Cities A-Z by Clue #2 | 0 | - | 4.41 | 59,428 |
| Flags of North and South America | 0 | - | 4.99 | 375,793 |
| U.S. Geography by Letter - N | 0 | - | 3.80 | 53,020 |
| U.S. Geography by Letter - E | 0 | - | 3.75 | 49,015 |
| U.S. Geography by Letter - F | 0 | - | 3.84 | 45,288 |
| U.S. Geography by Letter - O | 0 | - | 3.52 | 41,763 |
| Canada Provinces and Territories | 0 | - | 5.00 | 345,071 |
| Most Spoken Languages in Canada | 0 | - | 4.91 | 55,448 |
| Most Guessed Cities in Europe - Not Capitals | 0 | - | 4.82 | 87,871 |
| Name a Major European City A-Z | 0 | - | 4.33 | 49,758 |
| France A-Z | 0 | - | 4.16 | 38,306 |
| Switzerland A-Z | 0 | - | 4.45 | 25,738 |
| American Legal Vocabulary | 0 | - | 4.40 | 33,989 |
| People on Money - United States | 0 | - | 4.31 | 63,402 |
| European Geography By Letter - A | 0 | - | 4.52 | 147,636 |
| European Geography By Letter - B #1 | 0 | - | 4.62 | 121,011 |
| European Geography By Letter - C | 0 | - | 4.43 | 122,608 |
| European Geography By Letter - D | 0 | - | 4.50 | 110,016 |
| European Geography By Letter - L | 0 | - | 4.52 | 114,688 |
| European Geography By Letter - M | 0 | - | 4.69 | 132,014 |
| European Geography By Letter - N | 0 | - | 4.44 | 101,833 |
| European Geography By Letter - R | 0 | - | 4.43 | 94,348 |
| European Geography By Letter - V | 0 | - | 4.42 | 93,569 |
| European Geography By Letter - T | 0 | - | 4.41 | 83,252 |
| European Geography By Letter - S #1 | 0 | - | 4.63 | 101,187 |
| Asian Geography By Letter - A | 0 | - | 4.64 | 71,359 |
| Asian Geography by Letter - H | 0 | - | 4.50 | 65,952 |
| Asian Geography By Letter - M | 0 | - | 4.48 | 61,577 |
| Asian Geography by Letter - P | 0 | - | 4.45 | 58,098 |
| Asian Geography by Letter - T | 0 | - | 4.52 | 57,563 |
| Midwestern States of the U.S. | 0 | - | 4.88 | 14,048 |
| Countries that Start with A | 0 | - | 4.98 | 2,171,562 |
| Countries that Start with B | 0 | - | 4.95 | 2,302,628 |
| Countries that Start with C | 0 | - | 4.96 | 1,828,489 |
| Countries that Start with D | 0 | - | 4.96 | 714,297 |
| Countries that Start with E | 0 | - | 4.95 | 1,382,577 |
| Countries that Start with G | 0 | - | 4.97 | 1,508,887 |
| Countries that Start with H | 0 | - | 4.96 | 608,039 |
| Countries that Start with I | 0 | - | 4.92 | 1,292,607 |
| Countries that Start with J | 0 | - | 4.98 | 605,526 |
| Countries that Start with K | 0 | - | 4.97 | 819,206 |
| Countries that Start with L | 0 | - | 4.98 | 1,094,867 |
| Countries that Start with N | 0 | - | 4.93 | 1,121,907 |
| Countries that Start with P | 0 | - | 4.94 | 1,220,187 |
| Countries that Start with S | 0 | - | 4.98 | 1,760,574 |
| Countries that Start with T | 0 | - | 4.90 | 1,013,411 |
| Countries that Start with U | 0 | - | 4.97 | 907,319 |
| Countries that Start with V | 0 | - | 4.98 | 611,151 |
| Countries that Start with F | 0 | - | 4.83 | 620,132 |
| Countries that Start with M | 0 | - | 4.97 | 1,386,205 |
| World Cities Based on Location A-Z - #1 | 0 | - | 4.46 | 44,483 |
| The Only American Country ... | 0 | - | 4.92 | 122,041 |
| American Countries with the Shortest Names | 0 | - | 4.96 | 121,494 |
| U.S. State Nicknames | 0 | - | 4.47 | 50,664 |
| U.S. Citizenship Test Questions | 0 | - | 4.83 | 240,577 |
| Countries with American Expatriates | 0 | - | 4.53 | 42,642 |
| United States Landmarks Map Quiz | 0 | - | 4.55 | 40,259 |
| United States Country Quiz | 0 | - | 4.43 | 101,988 |
| Busiest Air Routes from the U.S. | 0 | - | 4.46 | 77,019 |
| Canada Country Quiz | 0 | - | 4.55 | 132,880 |
| Canada Cities Map Quiz | 0 | - | 4.64 | 124,492 |
| Asian Countries Americans Travel to the Most | 0 | - | 4.75 | 60,146 |
| African Geography A-Z | 0 | - | 4.33 | 21,516 |
| A-Z Cities by Pictures | 0 | - | 4.56 | 44,016 |
| Top 10 Biggest Economies in the Americas | 0 | - | 4.94 | 92,605 |
| Famous Mexicans and Mexican-Americans | 0 | - | 4.15 | 16,958 |
| Mexico Country Quiz | 0 | - | 4.49 | 72,635 |
| All First-Level Subdivisions of South America on a Map | 0 | - | 4.92 | 54,510 |
| Brazil States Map Quiz | 0 | - | 4.86 | 48,428 |
| States of Brazil | 0 | - | 4.97 | 89,173 |
| Most-Visited U.S. Cities | 0 | - | 4.85 | 94,595 |
| Countries Closest to the U. S. | 0 | - | 4.41 | 210,218 |
| Every U.S. Metro Area on a Map | 0 | - | 4.97 | 82,317 |
| U.S. Federal Agency Acronyms | 0 | - | 4.50 | 80,092 |
| Top 10 Non-English Languages of Los Angeles | 0 | - | 4.43 | 60,042 |
| 10 Closest Megacities to New York City | 0 | - | 4.52 | 67,487 |
| New England States | 0 | - | 4.51 | 59,872 |
| U.S. States by Land Area | 0 | - | 4.63 | 52,983 |
| Top 10 U.S. States by Inland Water Area | 0 | - | 4.53 | 38,087 |
| Add a Letter - Make a U.S. State | 0 | - | 4.70 | 83,027 |
| U.S. States by Borders | 0 | - | 4.61 | 35,429 |
| 10 Easternmost U.S. States | 0 | - | 4.53 | 56,633 |
| The Only U.S. State ... #1 | 0 | - | 4.52 | 102,252 |
| 50 States, 50 Cities - Hard Version | 0 | - | 4.46 | 44,397 |
| Canadian Prime Ministers | 0 | - | 4.64 | 57,799 |
| Capitals of Canadian Provinces | 0 | - | 4.85 | 89,448 |
| Canadian Islands on the Map | 0 | - | 4.40 | 20,082 |
| European Geography By Letter - E | 0 | - | 4.23 | 114,763 |
| European Geography By Letter - F | 0 | - | 4.15 | 94,077 |
| European Geography By Letter - H | 0 | - | 4.30 | 96,881 |
| European Geography By Letter - G | 0 | - | 4.27 | 103,581 |
| European Geography By Letter - I | 0 | - | 4.09 | 96,278 |
| European Geography By Letter - K | 0 | - | 4.15 | 70,916 |
| European Geography By Letter - O | 0 | - | 4.29 | 63,327 |
| European Geography by Letter - W | 0 | - | 4.21 | 83,398 |
| European Geography By Letter - S #2 | 0 | - | 4.20 | 51,690 |
| Asian Geography By Letter - S | 0 | - | 4.17 | 56,189 |
| Asian Geography by Letter - D | 0 | - | 4.27 | 52,097 |
| Asian Geography by Letter - G | 0 | - | 4.36 | 51,347 |
| Asian Geography by Letter - I | 0 | - | 4.37 | 67,971 |
| Asian Geography by Letter - C | 0 | - | 4.32 | 64,912 |
| Asian Geography by Letter - N | 0 | - | 4.34 | 50,382 |
| Asian Last Names in the United States | 0 | - | 4.43 | 46,912 |
| Asian Geography By Letter - J | 0 | - | 4.27 | 34,871 |
| The Bible A-Z | 0 | - | 4.29 | 59,930 |
| Capitals A-Z #2 | 0 | - | 4.45 | 26,878 |
| Countries with the Most Forest A-Z | 0 | - | 4.63 | 55,641 |
| 17th Century A-Z | 0 | - | 4.78 | 34,723 |
| Top 10 American Countries by Coastline | 0 | - | 4.96 | 88,540 |
| Top 10 Richest Countries in the Americas | 0 | - | 4.93 | 84,871 |
| U.S. Geography by Letter - W | 0 | - | 3.86 | 23,665 |
| Countries Bordering Brazil | 0 | - | 4.96 | 132,116 |
| Countries That Visit Brazil The Most | 0 | - | 4.95 | 49,784 |
| Colombia Country Quiz | 0 | - | 4.90 | 40,903 |
| Cuba Country Quiz | 0 | - | 4.70 | 51,683 |
| Jamaica Country Quiz | 0 | - | 4.58 | 35,210 |
| Haiti Country Quiz | 0 | - | 4.79 | 32,744 |
| 15 Largest Cities in North America With a Map | 0 | - | 4.98 | 47,805 |
| Top U.S. Universities | 0 | - | 4.15 | 145,616 |
| Largest United States Airlines | 0 | - | 4.39 | 55,121 |
| Biggest Cities in the U.S. - Extreme | 0 | - | 4.96 | 159,838 |
| Most Guessed U.S. Cities | 0 | - | 4.89 | 106,726 |
| Biggest Cities in Each U.S. State - Extreme | 0 | - | 4.91 | 83,992 |
| 10 Biggest Cities by U.S. State | 0 | - | 4.95 | 42,272 |
| U.S. Cities with the Biggest Economies | 0 | - | 4.83 | 73,187 |
| 500 Biggest U.S. Urban Areas | 0 | - | 4.90 | 117,845 |
