| Canada A-Z | 0 | - | 4.73 | 32,703 |
| U.S. Geography by Letter - B | 0 | - | 4.53 | 68,926 |
| U.S. Geography by Letter - S | 0 | - | 4.55 | 52,413 |
| Southernmost Countries A-Z | 0 | - | 4.94 | 152,939 |
| Northernmost Countries A-Z | 0 | - | 4.99 | 194,324 |
| Least Populous Countries A-Z | 0 | - | 4.99 | 169,614 |
| Biggest Countries by Area A-Z | 0 | - | 4.96 | 191,190 |
| Most Populous Countries A-Z | 0 | - | 4.98 | 299,765 |
| Countries with the Greatest Elevation A-Z | 0 | - | 4.83 | 72,350 |
| Africa A-Z | 0 | - | 4.57 | 46,460 |
| US States Quiz | 0 | - | 5.00 | 16,753,241 |
| European Geography By Letter - P #1 | 0 | - | 4.81 | 96,541 |
| Asian Geography By Letter - B | 0 | - | 4.85 | 66,133 |
| Asian Cities A-Z by Clue | 0 | - | 4.51 | 34,971 |
| Capitals A-Z #1 | 0 | - | 4.86 | 51,234 |
| Shortest Country Name A-Z | 0 | - | 5.00 | 235,489 |
| States of Mexico | 0 | - | 4.95 | 174,185 |
| Mexico States Map Quiz | 0 | - | 4.84 | 104,071 |
| Name the U.S. National Parks | 0 | - | 4.86 | 59,454 |
| Total United States Immigration by Country | 0 | - | 4.91 | 110,895 |
| Most Common U.S. Last Names - Extreme | 0 | - | 4.94 | 173,567 |
| "Do Not Travel" Countries for U.S. Citizens | 0 | - | 4.97 | 241,806 |
| U.S. Cabinet Departments | 0 | - | 4.86 | 72,617 |
| Top 10 Non-English Languages Spoken in New York City | 0 | - | 4.84 | 65,822 |
| States of the U.S. in Alphabetical Order | 0 | - | 4.98 | 365,836 |
| Middle East A-Z | 0 | - | 4.47 | 45,880 |
| Richest Countries A-Z | 0 | - | 4.92 | 102,236 |
| Countries with the Most Borders A-Z | 0 | - | 4.98 | 125,004 |
| U.S. Geography by Letter - C | 0 | - | 4.27 | 73,697 |
| U.S. Geography by Letter - A | 0 | - | 4.38 | 62,654 |
| U.S. Geography by Letter - D | 0 | - | 4.08 | 56,650 |
| U.S. Geography by Letter - T | 0 | - | 4.29 | 49,323 |
| U.S. Geography by Letter - P | 0 | - | 4.36 | 47,757 |
| U.S. Geography by Letter - M | 0 | - | 4.14 | 52,917 |
| U.S. Geography by Letter - L | 0 | - | 4.04 | 40,753 |
| U.S. Geography by Letter - G | 0 | - | 4.13 | 38,887 |
| U.S. Geography By Letter - H | 0 | - | 4.35 | 39,672 |
| All 3,143 Counties of the United States on a Map | 0 | - | 4.97 | 329,208 |
| Pixelated United States Map | 0 | - | 4.89 | 93,709 |
| Most-Visited Countries by Americans | 0 | - | 4.87 | 108,823 |
| Countries that Visit the United States the Most | 0 | - | 4.96 | 91,125 |
| Deadliest U.S. Wars | 0 | - | 4.89 | 189,596 |
| The 13 Colonies Quiz | 0 | - | 4.97 | 117,151 |
| U.S. States with the Letter Y | 0 | - | 4.85 | 110,757 |
| 10 Southernmost U.S. States | 0 | - | 4.88 | 112,771 |
| U.S. States with Short Names | 0 | - | 4.91 | 148,138 |
| U.S. States that Start with M | 0 | - | 4.93 | 186,390 |
| U.S. States By Population | 0 | - | 4.92 | 152,660 |
| U.S. States that Start with N | 0 | - | 4.95 | 170,735 |
| U.S. States with Longest Names | 0 | - | 4.84 | 44,070 |
| 10 Westernmost U.S. States | 0 | - | 4.95 | 63,915 |
| The Only Remaining U.S. State . . . | 0 | - | 4.92 | 65,139 |
| Most-Visited Countries by Canadians | 0 | - | 4.82 | 39,143 |
| Countries Closest to Canada | 0 | - | 4.90 | 197,593 |
| United Kingdom A-Z | 0 | - | 4.53 | 87,368 |
| 10 Longest Rivers in the United States | 0 | - | 4.85 | 38,898 |
| Countries Closest to United States by Continent | 0 | - | 4.99 | 145,696 |
| Countries that Beat the United States | 0 | - | 4.93 | 165,965 |
| Louisiana Purchase with a Map | 0 | - | 4.96 | 47,941 |
| US States with an Empty Map | 0 | - | 5.00 | 620,581 |
| Top 10 Most-Visited U.S. States | 0 | - | 4.90 | 101,280 |
| U.S. States with the Most Immigrants | 0 | - | 4.85 | 82,103 |
| U.S. States or European Countries by Area | 0 | - | 4.95 | 95,126 |
| U.S. States or European Countries by Population | 0 | - | 4.97 | 132,341 |
| South America A-Z | 0 | - | 4.13 | 10,859 |
| Two Letter U.S. State Abbreviations | 0 | - | 4.19 | 744,528 |
| Name a Valid U.S. State #1 | 0 | - | 4.93 | 207,322 |
| Top 10 Coldest U.S. States | 0 | - | 4.94 | 124,111 |
| Top 10 Hottest U.S. States | 0 | - | 4.86 | 124,953 |
| Top 10 Most Native American U.S. States | 0 | - | 4.87 | 91,382 |
| Top 10 U.S. States with the Least Precipitation | 0 | - | 4.82 | 61,652 |
| European Geography A-Z | 0 | - | 4.28 | 49,081 |
| Flags of North and South America | 0 | - | 4.99 | 369,217 |
| U.S. Geography by Letter - N | 0 | - | 3.79 | 52,454 |
| U.S. Geography by Letter - E | 0 | - | 3.75 | 48,459 |
| U.S. Geography by Letter - F | 0 | - | 3.87 | 44,721 |
| U.S. Geography by Letter - O | 0 | - | 3.52 | 41,021 |
| U.S. Geography by Letter - R | 0 | - | 4.18 | 30,573 |
| Belize Country Quiz | 0 | - | 4.85 | 20,851 |
| Canada Provinces and Territories | 0 | - | 5.00 | 339,213 |
| Name a Major European City A-Z | 0 | - | 4.33 | 49,254 |
| France A-Z | 0 | - | 4.16 | 38,100 |
| Switzerland A-Z | 0 | - | 4.45 | 25,553 |
| Countries that Start with a Vowel | 0 | - | 4.99 | 129,170 |
| World Cities A-Z by Clue #1 | 0 | - | 4.50 | 67,012 |
| World Cities A-Z by Clue #2 | 0 | - | 4.41 | 58,357 |
| American Legal Vocabulary | 0 | - | 4.40 | 33,823 |
| People on Money - United States | 0 | - | 4.31 | 63,241 |
| Most Spoken Languages in Canada | 0 | - | 4.91 | 54,805 |
| European Geography By Letter - A | 0 | - | 4.61 | 132,603 |
| European Geography By Letter - B #1 | 0 | - | 4.67 | 111,067 |
| European Geography By Letter - C | 0 | - | 4.46 | 112,037 |
| European Geography By Letter - D | 0 | - | 4.50 | 106,913 |
| European Geography By Letter - L | 0 | - | 4.52 | 112,382 |
| European Geography By Letter - M | 0 | - | 4.64 | 129,190 |
| European Geography By Letter - N | 0 | - | 4.44 | 99,974 |
| European Geography By Letter - R | 0 | - | 4.42 | 92,748 |
| European Geography By Letter - V | 0 | - | 4.43 | 92,122 |
| European Geography By Letter - T | 0 | - | 4.41 | 81,500 |
| European Geography By Letter - S #1 | 0 | - | 4.63 | 99,724 |
| Most Guessed Cities in Europe - Not Capitals | 0 | - | 4.82 | 87,016 |
| Asian Geography By Letter - A | 0 | - | 4.64 | 70,917 |
| Asian Geography by Letter - H | 0 | - | 4.49 | 65,487 |
| Asian Geography By Letter - M | 0 | - | 4.47 | 61,232 |
| Asian Geography by Letter - P | 0 | - | 4.45 | 57,660 |
| Asian Geography by Letter - T | 0 | - | 4.50 | 57,154 |
| Asian Geography By Letter - L | 0 | - | 4.49 | 42,793 |
| Countries that Start with A | 0 | - | 4.98 | 2,151,493 |
| Countries that Start with B | 0 | - | 4.95 | 2,284,003 |
| Countries that Start with C | 0 | - | 4.96 | 1,813,633 |
| Countries that Start with D | 0 | - | 4.96 | 703,830 |
| Countries that Start with E | 0 | - | 4.95 | 1,370,226 |
| Countries that Start with G | 0 | - | 4.97 | 1,495,737 |
| Countries that Start with H | 0 | - | 4.96 | 599,829 |
| Countries that Start with I | 0 | - | 4.92 | 1,282,523 |
| Countries that Start with J | 0 | - | 4.98 | 597,873 |
| Countries that Start with K | 0 | - | 4.97 | 811,113 |
| Countries that Start with L | 0 | - | 4.98 | 1,085,046 |
| Countries that Start with N | 0 | - | 4.93 | 1,111,960 |
| Countries that Start with P | 0 | - | 4.94 | 1,210,629 |
| Countries that Start with S | 0 | - | 4.98 | 1,747,459 |
| Countries that Start with T | 0 | - | 4.90 | 1,005,814 |
| Countries that Start with U | 0 | - | 4.97 | 901,222 |
| Countries that Start with V | 0 | - | 4.98 | 606,244 |
| Countries that Start with F | 0 | - | 4.83 | 613,758 |
| Countries that Start with M | 0 | - | 4.97 | 1,375,703 |
| World Cities Based on Location A-Z - #1 | 0 | - | 4.45 | 44,212 |
| African Geography A-Z | 0 | - | 4.33 | 21,443 |
| The Only American Country ... | 0 | - | 4.92 | 121,059 |
| American Countries with the Shortest Names | 0 | - | 4.96 | 120,601 |
| Top 10 Biggest Economies in the Americas | 0 | - | 4.93 | 91,334 |
| Famous Mexicans and Mexican-Americans | 0 | - | 4.15 | 16,915 |
| All First-Level Subdivisions of South America on a Map | 0 | - | 4.92 | 53,259 |
| Brazil States Map Quiz | 0 | - | 4.85 | 47,571 |
| States of Brazil | 0 | - | 4.98 | 86,837 |
| U.S. State Nicknames | 0 | - | 4.47 | 50,355 |
| U.S. Citizenship Test Questions | 0 | - | 4.83 | 238,646 |
| Countries with American Expatriates | 0 | - | 4.53 | 42,502 |
| United States Landmarks Map Quiz | 0 | - | 4.55 | 40,110 |
| United States Country Quiz | 0 | - | 4.43 | 100,890 |
| Busiest Air Routes from the U.S. | 0 | - | 4.46 | 76,698 |
| Most-Visited U.S. Cities | 0 | - | 4.85 | 92,788 |
| Every U.S. Metro Area on a Map | 0 | - | 4.97 | 81,101 |
| Capitals of Canadian Provinces | 0 | - | 4.85 | 88,625 |
| Canada Country Quiz | 0 | - | 4.55 | 131,961 |
| Canada Cities Map Quiz | 0 | - | 4.63 | 123,790 |
| Canadian Islands on the Map | 0 | - | 4.39 | 19,943 |
| Ontario Cities Map Quiz | 0 | - | 4.64 | 19,371 |
| Asian Countries Americans Travel to the Most | 0 | - | 4.75 | 59,742 |
| A-Z Cities by Pictures | 0 | - | 4.56 | 43,615 |
| Top 10 American Countries by Coastline | 0 | - | 4.96 | 88,153 |
| Top 10 Richest Countries in the Americas | 0 | - | 4.92 | 80,872 |
| U.S. Geography by Letter - W | 0 | - | 3.84 | 23,116 |
| Mexico Country Quiz | 0 | - | 4.49 | 72,117 |
| Mexico Cities Map Quiz | 0 | - | 4.77 | 33,349 |
| Colombia Country Quiz | 0 | - | 4.90 | 40,454 |
| Costa Rica Country Quiz | 0 | - | 4.75 | 31,999 |
| Cuba Country Quiz | 0 | - | 4.69 | 51,281 |
| Jamaica Country Quiz | 0 | - | 4.58 | 34,926 |
| Haiti Country Quiz | 0 | - | 4.79 | 32,432 |
| 15 Largest Cities in North America With a Map | 0 | - | 4.98 | 46,697 |
| 100 Biggest Cities in North America on a Map | 0 | - | 4.84 | 61,742 |
| Biggest Cities in the U.S. - Extreme | 0 | - | 4.96 | 158,581 |
| Biggest Cities in Each U.S. State - Extreme | 0 | - | 4.93 | 78,928 |
| 10 Biggest Cities by U.S. State | 0 | - | 4.95 | 41,111 |
| Countries Closest to the U. S. | 0 | - | 4.41 | 208,252 |
| 500 Biggest U.S. Urban Areas | 0 | - | 4.90 | 115,890 |
| U.S. Federal Agency Acronyms | 0 | - | 4.50 | 79,813 |
| Top 10 Non-English Languages of Los Angeles | 0 | - | 4.42 | 59,686 |
| 10 Closest Megacities to New York City | 0 | - | 4.52 | 67,229 |
| New England States | 0 | - | 4.51 | 59,736 |
| U.S. License Plates Picture Quiz | 0 | - | 4.59 | 52,727 |
| U.S. States with the Fewest Immigrants | 0 | - | 4.63 | 65,541 |
| U.S. States by Land Area | 0 | - | 4.61 | 52,586 |
| Top 10 U.S. States by Inland Water Area | 0 | - | 4.53 | 37,928 |
| U.S. States with the Highest Percentage of Farmland | 0 | - | 4.80 | 65,339 |
| U.S. States with the Lowest Percentage of Farmland | 0 | - | 4.74 | 55,079 |
| Add a Letter - Make a U.S. State | 0 | - | 4.72 | 82,490 |
| Top 10 Widest U.S. States East to West | 0 | - | 4.70 | 55,762 |
| Top 10 Tallest U.S. States North to South | 0 | - | 4.74 | 40,746 |
| U.S. States by Borders | 0 | - | 4.63 | 35,155 |
| 10 Easternmost U.S. States | 0 | - | 4.53 | 56,322 |
| The Only U.S. State ... #1 | 0 | - | 4.52 | 101,678 |
| U.S. States with the Longest International Borders | 0 | - | 4.78 | 45,661 |
| Longest U.S. State Borders | 0 | - | 4.67 | 39,519 |
| 50 States, 50 Cities - Hard Version | 0 | - | 4.46 | 44,053 |
| Top 10 U.S. States with the Highest Elevation | 0 | - | 4.51 | 67,803 |
| U.S. States with the Lowest Average Elevation | 0 | - | 4.55 | 38,424 |
| U.S. States With the Highest Average Elevation | 0 | - | 4.61 | 32,696 |
| U.S. States with the Fewest Borders | 0 | - | 4.77 | 113,184 |
| U.S. States with the Most Borders | 0 | - | 4.53 | 62,252 |
| U.S. State Capitals Quiz | 0 | - | 5.00 | 1,681,115 |
| O Canada Lyrics | 0 | - | 4.47 | 50,845 |
| Canadian Prime Ministers | 0 | - | 4.63 | 57,212 |
| European Geography By Letter - E | 0 | - | 4.23 | 112,373 |
| European Geography By Letter - F | 0 | - | 4.17 | 91,800 |
| European Geography By Letter - H | 0 | - | 4.30 | 95,041 |
| European Geography By Letter - G | 0 | - | 4.27 | 101,662 |
| European Geography By Letter - I | 0 | - | 4.10 | 94,621 |
| European Geography By Letter - K | 0 | - | 4.14 | 69,309 |
