| States of Mexico | 0 | - | 4.95 | 173,169 |
| Mexico States Map Quiz | 0 | - | 4.84 | 103,705 |
| States of Brazil | 0 | - | 4.98 | 86,271 |
| All First-Level Subdivisions of South America on a Map | 0 | - | 4.92 | 52,832 |
| All 3,143 Counties of the United States on a Map | 0 | - | 4.97 | 327,681 |
| US States Quiz | 0 | - | 5.00 | 16,685,934 |
| States of the U.S. in Alphabetical Order | 0 | - | 4.98 | 365,139 |
| Most-Visited U.S. Cities | 0 | - | 4.85 | 92,168 |
| Every U.S. Metro Area on a Map | 0 | - | 4.97 | 80,632 |
| Capitals of Canadian Provinces | 0 | - | 4.85 | 88,327 |
| Total United States Immigration by Country | 0 | - | 4.91 | 110,576 |
| "Do Not Travel" Countries for U.S. Citizens | 0 | - | 4.97 | 240,193 |
| Brazil States Map Quiz | 0 | - | 4.85 | 47,353 |
| Name the U.S. National Parks | 0 | - | 4.86 | 58,451 |
| Belize Country Quiz | 0 | - | 4.85 | 20,787 |
| Most-Visited Countries by Americans | 0 | - | 4.87 | 108,348 |
| Countries that Visit the United States the Most | 0 | - | 4.96 | 90,771 |
| Countries Closest to Canada | 0 | - | 4.90 | 197,279 |
| Colombia Country Quiz | 0 | - | 4.90 | 40,283 |
| Cuba Country Quiz | 0 | - | 4.69 | 51,140 |
| Haiti Country Quiz | 0 | - | 4.79 | 32,328 |
| Jamaica Country Quiz | 0 | - | 4.58 | 34,841 |
| Dominican Republic Country Quiz | 0 | - | 4.61 | 23,202 |
| Pixelated United States Map | 0 | - | 4.89 | 93,398 |
| The 13 Colonies Quiz | 0 | - | 4.97 | 116,625 |
| U.S. States with the Letter Y | 0 | - | 4.85 | 110,275 |
| 10 Southernmost U.S. States | 0 | - | 4.88 | 112,323 |
| U.S. States with Short Names | 0 | - | 4.91 | 147,550 |
| U.S. States that Start with M | 0 | - | 4.93 | 185,816 |
| U.S. States By Population | 0 | - | 4.92 | 152,291 |
| U.S. States that Start with N | 0 | - | 4.95 | 170,306 |
| U.S. States with Longest Names | 0 | - | 4.84 | 43,798 |
| 10 Westernmost U.S. States | 0 | - | 4.95 | 63,727 |
| The Only Remaining U.S. State . . . | 0 | - | 4.92 | 64,815 |
| Top 10 Least Populous U.S. States | 0 | - | 4.94 | 190,300 |
| Top 10 Most Populous U.S. States | 0 | - | 4.97 | 172,141 |
| Most Guessed U.S. Cities | 0 | - | 4.88 | 104,766 |
| U.S. Cities with the Biggest Economies | 0 | - | 4.83 | 71,976 |
| US State Capitals Quiz - No Hints | 0 | - | 4.98 | 94,458 |
| 10 Westernmost U.S. State Capitals | 0 | - | 4.90 | 47,840 |
| Countries Closest to United States by Continent | 0 | - | 4.99 | 145,316 |
| Countries Bordering Brazil | 0 | - | 4.96 | 130,986 |
| Countries That Visit Brazil The Most | 0 | - | 4.95 | 49,261 |
| Countries that Beat the United States | 0 | - | 4.93 | 165,438 |
| South America Map Quiz | 0 | - | 5.00 | 1,540,603 |
| Flags of North and South America | 0 | - | 4.99 | 366,191 |
| Top 10 Most-Visited U.S. States | 0 | - | 4.90 | 101,013 |
| Canada Provinces and Territories | 0 | - | 5.00 | 337,498 |
| Counties of England | 0 | - | 4.97 | 788,604 |
| 10 Longest Rivers in the United States | 0 | - | 4.85 | 38,780 |
| U.S. States with the Most Immigrants | 0 | - | 4.85 | 81,889 |
| US States with an Empty Map | 0 | - | 5.00 | 618,349 |
| U.S. States or European Countries by Area | 0 | - | 4.94 | 94,597 |
| Louisiana Purchase with a Map | 0 | - | 4.96 | 47,489 |
| U.S. States or European Countries by Population | 0 | - | 4.97 | 131,828 |
| Latin American Countries Map Quiz | 0 | - | 4.97 | 127,997 |
| Australian States and Territories | 0 | - | 4.95 | 140,585 |
| All First-Level Subdivisions of Europe on a Map | 0 | - | 4.98 | 167,645 |
| South America Capitals Quiz | 0 | - | 5.00 | 476,955 |
| U.S. State Capitals Map Quiz | 0 | - | 4.93 | 142,252 |
| Mexico Country Quiz | 0 | - | 4.49 | 71,943 |
| Central America and Caribbean Map Quiz | 0 | - | 4.89 | 899,576 |
| Mexico Cities Map Quiz | 0 | - | 4.77 | 33,306 |
| Name a Valid U.S. State #1 | 0 | - | 4.93 | 206,515 |
| Top 10 Coldest U.S. States | 0 | - | 4.94 | 123,802 |
| Top 10 Hottest U.S. States | 0 | - | 4.86 | 124,578 |
| U.S. States with the Lowest Population Density | 0 | - | 4.92 | 93,578 |
| Top 10 Most Native American U.S. States | 0 | - | 4.87 | 90,969 |
| Top 10 U.S. States with the Least Precipitation | 0 | - | 4.82 | 61,519 |
| American Countries with the Shortest Names | 0 | - | 4.96 | 120,284 |
| The Only American Country ... | 0 | - | 4.92 | 120,688 |
| Barbados Country Quiz | 0 | - | 4.78 | 19,635 |
| Costa Rica Country Quiz | 0 | - | 4.75 | 31,889 |
| Regions of Italy | 0 | - | 4.92 | 74,620 |
| States of India | 0 | - | 4.94 | 189,839 |
| Japanese Prefectures | 0 | - | 4.98 | 134,388 |
| Provinces of China | 0 | - | 4.97 | 199,819 |
| Regions of Spain Quiz | 0 | - | 4.90 | 112,187 |
| Countries and Territories of the United Kingdom | 0 | - | 4.89 | 92,862 |
| States of Germany | 0 | - | 4.96 | 149,877 |
| Regions of New Zealand | 0 | - | 4.85 | 28,107 |
| Cantons of Switzerland | 0 | - | 4.98 | 50,072 |
| Federal Subjects of Russia | 0 | - | 4.94 | 143,735 |
| Provinces of Turkey | 0 | - | 4.95 | 200,525 |
| All First-Level Subdivisions of Oceania on a Map | 0 | - | 4.97 | 26,884 |
| Central American Countries | 0 | - | 4.98 | 154,946 |
| Top 10 Biggest Economies in the Americas | 0 | - | 4.94 | 91,027 |
| Trinidad and Tobago Country Quiz | 0 | - | 4.61 | 22,003 |
| Europe Map Quiz | 0 | - | 5.00 | 4,728,640 |
| Caribbean / Lesser Antilles Map Quiz | 0 | - | 4.99 | 145,690 |
| Departments of France | 0 | - | 4.93 | 52,710 |
| Countries of South America with an Empty Map | 0 | - | 4.94 | 104,082 |
| Biggest Cities in the U.S. - Extreme | 0 | - | 4.96 | 158,178 |
| 15 Largest Cities in North America With a Map | 0 | - | 4.98 | 46,392 |
| Biggest Cities in Each U.S. State - Extreme | 0 | - | 4.93 | 78,640 |
| 10 Biggest Cities by U.S. State | 0 | - | 4.95 | 40,683 |
| 500 Biggest U.S. Urban Areas | 0 | - | 4.90 | 115,374 |
| U.S Cities by African-American Population | 0 | - | 4.42 | 94,684 |
| South American Cities on the Map | 0 | - | 4.57 | 35,237 |
| 1M Cities by Proximity - United States | 0 | - | 4.55 | 149,633 |
| Biggest Cities in a Strip of the United States Map | 0 | - | 4.73 | 40,560 |
| South American Capitals - Map Quiz | 0 | - | 4.98 | 129,351 |
| Countries with American Expatriates | 0 | - | 4.53 | 42,463 |
| Top 10 American Countries by Coastline | 0 | - | 4.96 | 88,049 |
| Top 10 Richest Countries in the Americas | 0 | - | 4.90 | 76,055 |
| Canada Country Quiz | 0 | - | 4.54 | 131,652 |
| United States Country Quiz | 0 | - | 4.43 | 100,506 |
| United States Landmarks Map Quiz | 0 | - | 4.55 | 40,070 |
| Canada Cities Map Quiz | 0 | - | 4.63 | 123,572 |
| Asian Countries Americans Travel to the Most | 0 | - | 4.75 | 59,616 |
| Busiest Air Routes from the U.S. | 0 | - | 4.46 | 76,586 |
| Counties of Ireland | 0 | - | 4.92 | 192,878 |
| Largest Virgin Islands | 0 | - | 4.24 | 5,273 |
| U.S. State Capitals Quiz | 0 | - | 5.00 | 1,676,587 |
| U.S. Cities with the Highest Murder Rate | 0 | - | 4.55 | 137,623 |
| Random U.S. City to State | 0 | - | 4.45 | 75,242 |
| Most-Visited Countries by Canadians | 0 | - | 4.77 | 39,109 |
| Countries Closest to the U. S. | 0 | - | 4.41 | 207,738 |
| Brazil Country Quiz | 0 | - | 4.52 | 101,030 |
| Argentina Country Quiz | 0 | - | 4.53 | 57,057 |
| Peru Country Quiz | 0 | - | 4.54 | 48,268 |
| Chile Country Quiz | 0 | - | 4.75 | 39,699 |
| Nicaragua Country Quiz | 0 | - | 4.62 | 26,343 |
| Panama Country Quiz | 0 | - | 4.61 | 25,590 |
| Guatemala Country Quiz | 0 | - | 4.63 | 25,190 |
| Honduras Country Quiz | 0 | - | 4.52 | 23,663 |
| East Asia Map Quiz | 0 | - | 4.99 | 1,438,554 |
| Oceania Map Quiz | 0 | - | 4.98 | 634,747 |
| Africa Map Quiz | 0 | - | 5.00 | 2,103,205 |
| Asia Map Quiz | 0 | - | 4.99 | 906,234 |
| Brazil Cities Map Quiz | 0 | - | 4.62 | 36,359 |
| Europe by Borders in 30 Seconds | 0 | - | 4.98 | 424,952 |
| South American Geography Quiz #2 | 0 | - | 4.61 | 39,182 |
| South American Geography Quiz #1 | 0 | - | 4.73 | 32,460 |
| U.S. Geography by Letter - B | 0 | - | 4.53 | 68,513 |
| U.S. Geography by Letter - S | 0 | - | 4.54 | 52,062 |
| 10 Closest Megacities to New York City | 0 | - | 4.52 | 67,186 |
| New England States | 0 | - | 4.51 | 59,700 |
| U.S. States by Land Area | 0 | - | 4.61 | 52,444 |
| Top 10 U.S. States by Inland Water Area | 0 | - | 4.53 | 37,878 |
| Add a Letter - Make a U.S. State | 0 | - | 4.72 | 82,282 |
| U.S. States by Borders | 0 | - | 4.63 | 35,052 |
| 10 Easternmost U.S. States | 0 | - | 4.53 | 56,216 |
| The Only U.S. State ... #1 | 0 | - | 4.52 | 101,102 |
| 50 States, 50 Cities - Hard Version | 0 | - | 4.46 | 43,972 |
| Africa Capitals Quiz | 0 | - | 4.99 | 729,671 |
| Asia Capitals Quiz | 0 | - | 4.98 | 685,126 |
| Countries That Use the Euro | 0 | - | 4.96 | 102,812 |
| Landlocked Countries in Africa | 0 | - | 4.99 | 45,755 |
| 10 Easternmost Countries in Europe | 0 | - | 4.89 | 113,406 |
| The Only European Country ... | 0 | - | 4.91 | 213,595 |
| Mediterranean Countries Quiz | 0 | - | 4.99 | 209,930 |
| European Countries NOT in NATO | 0 | - | 4.87 | 59,383 |
| Countries with Territorial Claims in Antarctica | 0 | - | 4.94 | 92,164 |
| Countries of Africa | 0 | - | 5.00 | 2,505,597 |
| Middle East Map Quiz | 0 | - | 4.99 | 1,375,312 |
| United States Map Quiz | 0 | - | 4.98 | 4,140,292 |
| Oceanian Capitals - Map Quiz | 0 | - | 4.95 | 49,738 |
| South and Central Asia Map Quiz | 0 | - | 4.93 | 97,363 |
| Western Africa Map Quiz | 0 | - | 4.97 | 72,839 |
| Australia Map Quiz | 0 | - | 4.94 | 342,308 |
| Europe Cities Map Quiz | 0 | - | 4.99 | 362,144 |
| African East Coast | 0 | - | 4.96 | 94,966 |
| Flags of Europe Quiz | 0 | - | 4.99 | 1,224,940 |
| Flags of Asia Quiz | 0 | - | 4.99 | 604,862 |
| Fastest Growing U.S. States Since 1960 | 0 | - | 4.48 | 75,766 |
| Cities Founded by the French in North America | 0 | - | 4.50 | 40,271 |
| Cities in U.S. History #1 | 0 | - | 4.25 | 38,573 |
| World Capitals by First Two Letters in 90 Seconds | 0 | - | 4.35 | 245,768 |
| Speed Capital to U.S. State | 0 | - | 4.46 | 113,480 |
| 10 Southernmost U.S. State Capitals | 0 | - | 4.51 | 38,888 |
| 10 Northernmost U.S. State Capitals | 0 | - | 4.57 | 35,636 |
| 10 Easternmost U.S. State Capitals | 0 | - | 4.50 | 34,496 |
| Top 10 Oldest U.S. State Capitals | 0 | - | 4.55 | 31,900 |
| U.S. Suburbs Quiz | 0 | - | 4.47 | 18,336 |
| Boroughs of New York City | 0 | - | 4.47 | 84,068 |
| Countries of Europe - One Minute Sprint | 0 | - | 4.94 | 1,318,892 |
| Canada or Africa by Area | 0 | - | 4.77 | 18,040 |
| Countries of North America Quiz | 0 | - | 5.00 | 1,010,827 |
| Which South American Country? | 0 | - | 4.69 | 51,701 |
| Biggest Trading Partners - United States | 0 | - | 4.63 | 106,321 |
| Countries that Beat Brazil | 0 | - | 4.49 | 67,830 |
| Canada Provinces Map Quiz | 0 | - | 4.99 | 635,558 |
| Flags of Africa Quiz | 0 | - | 5.00 | 462,605 |
| Largest United States Airlines | 0 | - | 4.39 | 54,820 |
| Hawaiian Islands | 0 | - | 4.83 | 42,412 |
| South American Physical Geography | 0 | - | 4.58 | 18,263 |
| U.S. States with the Longest International Borders | 0 | - | 4.78 | 45,553 |
| Longest U.S. State Borders | 0 | - | 4.67 | 39,345 |
| U.S. States with the Fewest Borders | 0 | - | 4.77 | 112,983 |
| U.S. States with the Most Borders | 0 | - | 4.53 | 62,222 |
| U.S. States with the Fewest Immigrants | 0 | - | 4.63 | 65,367 |
| U.S. States with the Highest Percentage of Farmland | 0 | - | 4.80 | 65,263 |
| U.S. States with the Lowest Percentage of Farmland | 0 | - | 4.74 | 55,017 |
| Top 10 U.S. States with the Highest Elevation | 0 | - | 4.51 | 67,757 |
| U.S. States with the Lowest Average Elevation | 0 | - | 4.55 | 38,382 |
| U.S. States With the Highest Average Elevation | 0 | - | 4.61 | 32,656 |
| States and Provinces that touch the Rocky Mountains | 0 | - | 4.42 | 32,406 |
| U.S. License Plates Picture Quiz | 0 | - | 4.59 | 52,632 |
| 10 U.S. States With The Highest Murder Rates | 0 | - | 4.45 | 49,732 |
