| South America Map Quiz | 0 | - | 5.00 | 1,540,229 |
| Countries of South America with an Empty Map | 0 | - | 4.94 | 104,043 |
| All First-Level Subdivisions of South America on a Map | 0 | - | 4.92 | 52,763 |
| Brazil States Map Quiz | 0 | - | 4.85 | 47,312 |
| States of Brazil | 0 | - | 4.98 | 86,184 |
| Flags of North and South America | 0 | - | 4.99 | 365,489 |
| Latin American Countries Map Quiz | 0 | - | 4.97 | 127,935 |
| Central America and Caribbean Map Quiz | 0 | - | 4.89 | 899,481 |
| States of Mexico | 0 | - | 4.95 | 173,018 |
| Mexico States Map Quiz | 0 | - | 4.84 | 103,666 |
| Central American Countries | 0 | - | 4.98 | 154,910 |
| Caribbean / Lesser Antilles Map Quiz | 0 | - | 4.99 | 145,553 |
| United States Map Quiz | 0 | - | 4.98 | 4,139,575 |
| Flags of Africa Quiz | 0 | - | 5.00 | 462,212 |
| South American Physical Geography | 0 | - | 4.58 | 18,263 |
| Belize Country Quiz | 0 | - | 4.85 | 20,781 |
| Countries of North America Quiz | 0 | - | 5.00 | 1,010,413 |
| Canada Provinces and Territories | 0 | - | 5.00 | 337,251 |
| Canada Provinces Map Quiz | 0 | - | 4.99 | 635,297 |
| Flags of Europe Quiz | 0 | - | 4.99 | 1,224,033 |
| Flags of Asia Quiz | 0 | - | 4.99 | 604,482 |
| Pixelated Africa Map | 0 | - | 4.98 | 98,948 |
| Flags of Oceania | 0 | - | 5.00 | 254,608 |
| The Only American Country ... | 0 | - | 4.92 | 120,657 |
| American Countries with the Shortest Names | 0 | - | 4.96 | 120,257 |
| South America Capitals Quiz | 0 | - | 5.00 | 476,797 |
| Guyana Country Quiz | 0 | - | 4.49 | 22,556 |
| Venezuela Country Quiz | 0 | - | 4.50 | 30,361 |
| Paraguay Country Quiz | 0 | - | 4.53 | 25,046 |
| Bolivia Country Quiz | 0 | - | 4.63 | 25,986 |
| Suriname Country Quiz | 0 | - | 4.60 | 19,647 |
| North American Capitals - Map Quiz | 0 | - | 4.87 | 56,852 |
| All First-Level Subdivisions of North America on a Map | 0 | - | 4.97 | 62,784 |
| U.S. State Border Crossings | 0 | - | 4.97 | 95,833 |
| U.S. Citizenship Test Questions | 0 | - | 4.83 | 238,155 |
| U.S. Cities with the Most International Tourists | 0 | - | 4.88 | 74,748 |
| Cities and Towns of Massachusetts | 0 | - | 4.92 | 72,966 |
| Countries Larger Than Texas but With Fewer People | 0 | - | 4.92 | 39,428 |
| Three Band Flags of Europe | 0 | - | 4.98 | 191,638 |
| Pixelated Europe Map | 0 | - | 4.88 | 121,640 |
| Pixelated Asia Map | 0 | - | 4.90 | 72,284 |
| Islands of the Galápagos | 0 | - | 4.54 | 4,754 |
| South American Cities on the Map | 0 | - | 4.57 | 35,226 |
| Caribbean Countries and Territories | 0 | - | 4.80 | 112,272 |
| States of the U.S. in Alphabetical Order | 0 | - | 4.98 | 365,046 |
| Top 10 Biggest Economies in the Americas | 0 | - | 4.94 | 90,999 |
| Pixelated Americas Map | 0 | - | 4.40 | 46,757 |
| American Countries With No Atlantic Coastline | 0 | - | 4.94 | 91,833 |
| History of Mexico | 0 | - | 4.58 | 15,217 |
| Word Chain - South America | 0 | - | 4.51 | 23,755 |
| Name the U.S. National Parks | 0 | - | 4.85 | 57,430 |
| Total United States Immigration by Country | 0 | - | 4.91 | 110,510 |
| Most Common U.S. Last Names - Extreme | 0 | - | 4.94 | 173,022 |
| "Do Not Travel" Countries for U.S. Citizens | 0 | - | 4.97 | 239,944 |
| U.S. Cabinet Departments | 0 | - | 4.86 | 72,478 |
| Top 10 Non-English Languages Spoken in New York City | 0 | - | 4.84 | 65,523 |
| Flags of the Mediterranean | 0 | - | 4.94 | 147,363 |
| Top 10 American Countries by Coastline | 0 | - | 4.96 | 88,040 |
| Top 10 Richest Countries in the Americas | 0 | - | 4.90 | 76,042 |
| Colombia Country Quiz | 0 | - | 4.90 | 40,272 |
| Jamaica Country Quiz | 0 | - | 4.58 | 34,828 |
| Haiti Country Quiz | 0 | - | 4.79 | 32,320 |
| Pixelated United States Map | 0 | - | 4.89 | 93,297 |
| Most-Visited Countries by Americans | 0 | - | 4.87 | 108,277 |
| Countries that Visit the United States the Most | 0 | - | 4.96 | 90,709 |
| The 13 Colonies Quiz | 0 | - | 4.97 | 116,573 |
| U.S. States with the Letter Y | 0 | - | 4.85 | 110,200 |
| 10 Southernmost U.S. States | 0 | - | 4.88 | 112,264 |
| U.S. States with Short Names | 0 | - | 4.91 | 147,477 |
| U.S. States that Start with M | 0 | - | 4.93 | 185,748 |
| U.S. States By Population | 0 | - | 4.92 | 152,247 |
| U.S. States that Start with N | 0 | - | 4.95 | 170,249 |
| U.S. States with Longest Names | 0 | - | 4.84 | 43,772 |
| 10 Northernmost U.S. States | 0 | - | 4.90 | 81,834 |
| U.S. States with a Unique First Letter | 0 | - | 4.96 | 87,441 |
| 10 Westernmost U.S. States | 0 | - | 4.95 | 63,704 |
| The Only Remaining U.S. State . . . | 0 | - | 4.92 | 64,779 |
| Top 10 Largest U.S. States by Area | 0 | - | 4.95 | 158,769 |
| Top 10 Smallest U.S. States by Area | 0 | - | 4.98 | 177,028 |
| Top 10 Poorest U.S. States by Median Income | 0 | - | 4.86 | 124,394 |
| U.S. States with the Highest Percentage of Hispanics | 0 | - | 4.85 | 69,021 |
| Top 10 Newest U.S. States | 0 | - | 4.85 | 85,607 |
| Top 10 U.S. States Where the Rent is Too Dang High | 0 | - | 4.84 | 66,733 |
| Countries Closest to Canada | 0 | - | 4.90 | 197,230 |
| European Countries by First 2 Letters | 0 | - | 4.95 | 525,998 |
| African Countries by First 2 Letters | 0 | - | 4.96 | 266,326 |
| Famous People from South America | 0 | - | 4.15 | 21,767 |
| Countries Bordering Brazil | 0 | - | 4.96 | 130,909 |
| Countries That Visit Brazil The Most | 0 | - | 4.95 | 49,249 |
| Countries that Beat the United States | 0 | - | 4.93 | 165,383 |
| Top 10 Most-Visited U.S. States | 0 | - | 4.90 | 100,962 |
| U.S. States with the Most Immigrants | 0 | - | 4.84 | 81,859 |
| The United States... or the United Kingdom? | 0 | - | 4.87 | 97,746 |
| Asian Countries by First 2 Letters | 0 | - | 4.91 | 276,917 |
| Former Countries by Territory Map | 0 | - | 4.96 | 101,309 |
| Empires by Maps | 0 | - | 4.98 | 118,157 |
| Mexican Foods | 0 | - | 4.07 | 14,601 |
| South America A-Z | 0 | - | 4.13 | 10,832 |
| El Salvador Country Quiz | 0 | - | 4.62 | 31,443 |
| Guatemala Country Quiz | 0 | - | 4.63 | 25,185 |
| Honduras Country Quiz | 0 | - | 4.52 | 23,656 |
| Nicaragua Country Quiz | 0 | - | 4.62 | 26,337 |
| Largest Caribbean Islands | 0 | - | 4.07 | 16,572 |
| Saintly Islands of the Caribbean | 0 | - | 4.32 | 23,914 |
| Antigua and Barbuda Country Quiz | 0 | - | 4.66 | 21,888 |
| Barbados Country Quiz | 0 | - | 4.78 | 19,633 |
| Territories of the United States | 0 | - | 4.79 | 52,099 |
| Five Biggest Immigrant Groups by Decade in the US | 0 | - | 4.78 | 39,344 |
| Most Mentioned Enemies of the USA | 0 | - | 4.77 | 174,431 |
| Major non-NATO U.S. Allies | 0 | - | 4.52 | 51,675 |
| New York City Geography | 0 | - | 4.42 | 32,875 |
| Washington State by Picture | 0 | - | 4.26 | 7,678 |
| Canada Immigration by Country | 0 | - | 4.51 | 62,160 |
| Europe Map Quiz | 0 | - | 5.00 | 4,727,226 |
| Cross Flags of Europe | 0 | - | 4.42 | 296,547 |
| Satellite Images - Europe | 0 | - | 4.47 | 103,603 |
| European Cities by Picture #2 | 0 | - | 4.45 | 37,906 |
| All Country Flags of the World | 0 | - | 5.00 | 3,594,220 |
| Africa Map Quiz | 0 | - | 5.00 | 2,102,734 |
| Oceania Map Quiz | 0 | - | 4.98 | 634,425 |
| Australian Capitals | 0 | - | 4.92 | 62,584 |
| Largest Virgin Islands | 0 | - | 4.24 | 5,272 |
| Saint Kitts and Nevis Country Quiz | 0 | - | 4.57 | 18,599 |
| Trinidad and Tobago Country Quiz | 0 | - | 4.61 | 21,995 |
| U.S. State Nicknames Quiz | 0 | - | 4.47 | 50,229 |
| Countries with American Expatriates | 0 | - | 4.53 | 42,455 |
| United States Landmarks Map Quiz | 0 | - | 4.55 | 40,060 |
| United States Country Quiz | 0 | - | 4.43 | 100,461 |
| Busiest Air Routes from the U.S. | 0 | - | 4.46 | 76,574 |
| Canada Country Quiz | 0 | - | 4.54 | 131,622 |
| Canada Cities Map Quiz | 0 | - | 4.63 | 123,552 |
| Canada A-Z | 0 | - | 4.73 | 32,624 |
| Count to 10 in Europe: Pro | 0 | - | 4.85 | 68,519 |
| Official European Union Languages | 0 | - | 4.97 | 236,341 |
| European Countries in their Native Language | 0 | - | 4.99 | 156,600 |
| Europe by Borders in 30 Seconds | 0 | - | 4.98 | 424,828 |
| East Asia Map Quiz | 0 | - | 4.99 | 1,437,041 |
| Asia Map Quiz | 0 | - | 4.99 | 905,732 |
| Asian Countries Americans Travel to the Most | 0 | - | 4.75 | 59,597 |
| Flags of the Middle East | 0 | - | 4.69 | 62,282 |
| Islands by Shape #2 | 0 | - | 4.88 | 58,946 |
| Countries by Road Signs | 0 | - | 4.98 | 52,977 |
| Circular Cutouts from a World Map | 0 | - | 4.98 | 60,948 |
| Country Flags Quiz #1 | 0 | - | 4.98 | 2,524,613 |
| Country Flags Quiz #2 | 0 | - | 4.98 | 1,086,618 |
| Country Flags Quiz #3 | 0 | - | 4.97 | 729,113 |
| Countries of Africa | 0 | - | 5.00 | 2,504,279 |
| Landlocked Countries in Africa | 0 | - | 4.99 | 45,710 |
| African East Coast | 0 | - | 4.96 | 94,923 |
| Western Africa Map Quiz | 0 | - | 4.97 | 72,791 |
| Oceanian Capitals - Map Quiz | 0 | - | 4.95 | 49,720 |
| Australia Map Quiz | 0 | - | 4.94 | 342,218 |
| Hispanic Last Names in the U.S. | 0 | - | 4.30 | 54,602 |
| Mexico Country Quiz | 0 | - | 4.49 | 71,921 |
| Mexico Cities Map Quiz | 0 | - | 4.77 | 33,301 |
| South American Geography Quiz #2 | 0 | - | 4.61 | 39,170 |
| South American Geography Quiz #1 | 0 | - | 4.73 | 32,453 |
| Argentina Country Quiz | 0 | - | 4.53 | 57,034 |
| Brazil Country Quiz | 0 | - | 4.52 | 101,001 |
| Brazil Cities Map Quiz | 0 | - | 4.62 | 36,351 |
| Chile Country Quiz | 0 | - | 4.75 | 39,691 |
| Peru Country Quiz | 0 | - | 4.54 | 48,246 |
| U.S. Federal Holidays | 0 | - | 4.33 | 99,070 |
| Recommended Childhood Vaccines for Americans | 0 | - | 4.42 | 14,625 |
| Countries Closest to the U. S. | 0 | - | 4.41 | 207,662 |
| Top 10 Non-English Languages of Los Angeles | 0 | - | 4.42 | 59,550 |
| New England States | 0 | - | 4.51 | 59,695 |
| U.S. States by Land Area | 0 | - | 4.61 | 52,415 |
| Top 10 U.S. States by Inland Water Area | 0 | - | 4.53 | 37,872 |
| Add a Letter - Make a U.S. State | 0 | - | 4.72 | 82,255 |
| Top 10 Widest U.S. States East to West | 0 | - | 4.69 | 55,590 |
| Top 10 Tallest U.S. States North to South | 0 | - | 4.74 | 40,632 |
| U.S. States by Borders | 0 | - | 4.63 | 35,043 |
| 10 Easternmost U.S. States | 0 | - | 4.53 | 56,208 |
| The Only U.S. State ... #1 | 0 | - | 4.52 | 101,084 |
| 50 States, 50 Cities - Hard Version | 0 | - | 4.46 | 43,964 |
| U.S. States with the Most Expensive Home Prices | 0 | - | 4.48 | 99,266 |
| U.S. States with the Cheapest Home Prices | 0 | - | 4.70 | 32,747 |
| Top 10 Most African-American U.S. States | 0 | - | 4.46 | 74,386 |
| Top 10 Most Asian U.S. States | 0 | - | 4.80 | 74,831 |
| Top 10 Most Obese U.S. States | 0 | - | 4.54 | 81,190 |
| Top 10 Least Obese U.S. States | 0 | - | 4.75 | 73,381 |
| Top 10 Least-Educated U.S. States | 0 | - | 4.43 | 89,888 |
| Top 10 Most-Educated U.S. States | 0 | - | 4.48 | 84,252 |
| U.S. States with the Highest Rates of Homelessness | 0 | - | 4.43 | 52,125 |
| Top 10 Most White U.S. States | 0 | - | 4.49 | 81,784 |
| Top 10 Most German U.S. States | 0 | - | 4.48 | 59,513 |
| Most-Visited Countries by Canadians | 0 | - | 4.77 | 39,105 |
| Canadian Geography on the Map | 0 | - | 4.55 | 26,174 |
| Mediterranean Countries Quiz | 0 | - | 4.99 | 209,826 |
| Countries with Territorial Claims in Antarctica | 0 | - | 4.94 | 92,154 |
| Countries That Use the Euro | 0 | - | 4.96 | 102,725 |
| Europe Cities Map Quiz | 0 | - | 4.99 | 362,060 |
| Europe Geography Decoder | 0 | - | 4.86 | 69,481 |
| 10 Easternmost Countries in Europe | 0 | - | 4.89 | 113,327 |
| The Only European Country ... | 0 | - | 4.91 | 213,479 |
| European Countries NOT in NATO | 0 | - | 4.87 | 59,312 |
| Countries that Beat Switzerland | 0 | - | 4.88 | 41,525 |
| South and Central Asia Map Quiz | 0 | - | 4.93 | 97,293 |
| Middle East Map Quiz | 0 | - | 4.99 | 1,374,607 |
