| States of Mexico | 0 | - | 4.95 | 173,002 |
| Mexico States Map Quiz | 0 | - | 4.84 | 103,665 |
| States of Brazil | 0 | - | 4.98 | 86,179 |
| All First-Level Subdivisions of South America on a Map | 0 | - | 4.92 | 52,758 |
| All 3,143 Counties of the United States on a Map | 0 | - | 4.97 | 327,505 |
| US States Quiz | 0 | - | 5.00 | 16,677,202 |
| States of the U.S. in Alphabetical Order | 0 | - | 4.98 | 365,039 |
| Most-Visited U.S. Cities | 0 | - | 4.85 | 92,039 |
| Every U.S. Metro Area on a Map | 0 | - | 4.97 | 80,572 |
| Capitals of Canadian Provinces | 0 | - | 4.85 | 88,292 |
| Total United States Immigration by Country | 0 | - | 4.91 | 110,505 |
| "Do Not Travel" Countries for U.S. Citizens | 0 | - | 4.97 | 239,925 |
| Brazil States Map Quiz | 0 | - | 4.85 | 47,310 |
| Name the U.S. National Parks | 0 | - | 4.85 | 57,371 |
| Belize Country Quiz | 0 | - | 4.85 | 20,779 |
| Most-Visited Countries by Americans | 0 | - | 4.87 | 108,266 |
| Countries that Visit the United States the Most | 0 | - | 4.96 | 90,702 |
| Countries Closest to Canada | 0 | - | 4.90 | 197,227 |
| Colombia Country Quiz | 0 | - | 4.90 | 40,268 |
| Cuba Country Quiz | 0 | - | 4.69 | 51,126 |
| Haiti Country Quiz | 0 | - | 4.79 | 32,320 |
| Jamaica Country Quiz | 0 | - | 4.58 | 34,828 |
| Dominican Republic Country Quiz | 0 | - | 4.61 | 23,192 |
| Pixelated United States Map | 0 | - | 4.89 | 93,281 |
| The 13 Colonies Quiz | 0 | - | 4.97 | 116,564 |
| U.S. States with the Letter Y | 0 | - | 4.85 | 110,197 |
| 10 Southernmost U.S. States | 0 | - | 4.88 | 112,256 |
| U.S. States with Short Names | 0 | - | 4.91 | 147,469 |
| U.S. States that Start with M | 0 | - | 4.93 | 185,738 |
| U.S. States By Population | 0 | - | 4.92 | 152,245 |
| U.S. States that Start with N | 0 | - | 4.95 | 170,235 |
| U.S. States with Longest Names | 0 | - | 4.84 | 43,768 |
| 10 Westernmost U.S. States | 0 | - | 4.95 | 63,699 |
| The Only Remaining U.S. State . . . | 0 | - | 4.92 | 64,779 |
| Top 10 Least Populous U.S. States | 0 | - | 4.94 | 190,227 |
| Top 10 Most Populous U.S. States | 0 | - | 4.97 | 171,981 |
| Most Guessed U.S. Cities | 0 | - | 4.88 | 104,679 |
| U.S. Cities with the Biggest Economies | 0 | - | 4.83 | 71,930 |
| US State Capitals Quiz - No Hints | 0 | - | 4.98 | 94,426 |
| 10 Westernmost U.S. State Capitals | 0 | - | 4.90 | 47,818 |
| Countries Closest to United States by Continent | 0 | - | 4.99 | 145,259 |
| Countries Bordering Brazil | 0 | - | 4.96 | 130,891 |
| Countries That Visit Brazil The Most | 0 | - | 4.95 | 49,248 |
| Countries that Beat the United States | 0 | - | 4.93 | 165,370 |
| South America Map Quiz | 0 | - | 5.00 | 1,540,202 |
| Flags of North and South America | 0 | - | 4.99 | 365,375 |
| Top 10 Most-Visited U.S. States | 0 | - | 4.90 | 100,957 |
| Canada Provinces and Territories | 0 | - | 5.00 | 337,224 |
| Counties of England | 0 | - | 4.97 | 788,226 |
| 10 Longest Rivers in the United States | 0 | - | 4.85 | 38,756 |
| U.S. States with the Most Immigrants | 0 | - | 4.84 | 81,854 |
| US States with an Empty Map | 0 | - | 5.00 | 618,056 |
| U.S. States or European Countries by Area | 0 | - | 4.94 | 94,523 |
| Louisiana Purchase with a Map | 0 | - | 4.96 | 47,443 |
| U.S. States or European Countries by Population | 0 | - | 4.97 | 131,772 |
| Latin American Countries Map Quiz | 0 | - | 4.97 | 127,934 |
| Australian States and Territories | 0 | - | 4.95 | 140,545 |
| All First-Level Subdivisions of Europe on a Map | 0 | - | 4.98 | 167,493 |
| South America Capitals Quiz | 0 | - | 5.00 | 476,745 |
| U.S. State Capitals Map Quiz | 0 | - | 4.93 | 142,209 |
| Mexico Country Quiz | 0 | - | 4.49 | 71,919 |
| Central America and Caribbean Map Quiz | 0 | - | 4.89 | 899,467 |
| Mexico Cities Map Quiz | 0 | - | 4.77 | 33,300 |
| Name a Valid U.S. State #1 | 0 | - | 4.93 | 206,421 |
| Top 10 Coldest U.S. States | 0 | - | 4.94 | 123,775 |
| Top 10 Hottest U.S. States | 0 | - | 4.86 | 124,548 |
| U.S. States with the Lowest Population Density | 0 | - | 4.92 | 93,564 |
| Top 10 Most Native American U.S. States | 0 | - | 4.87 | 90,928 |
| Top 10 U.S. States with the Least Precipitation | 0 | - | 4.82 | 61,505 |
| American Countries with the Shortest Names | 0 | - | 4.96 | 120,247 |
| The Only American Country ... | 0 | - | 4.92 | 120,648 |
| Barbados Country Quiz | 0 | - | 4.78 | 19,633 |
| Costa Rica Country Quiz | 0 | - | 4.75 | 31,871 |
| Regions of Italy | 0 | - | 4.92 | 74,587 |
| States of India | 0 | - | 4.94 | 189,657 |
| Japanese Prefectures | 0 | - | 4.98 | 134,253 |
| Provinces of China | 0 | - | 4.97 | 199,673 |
| Regions of Spain Quiz | 0 | - | 4.90 | 112,128 |
| Countries and Territories of the United Kingdom | 0 | - | 4.89 | 92,829 |
| States of Germany | 0 | - | 4.96 | 149,743 |
| Regions of New Zealand | 0 | - | 4.85 | 28,097 |
| Cantons of Switzerland | 0 | - | 4.98 | 50,050 |
| Federal Subjects of Russia | 0 | - | 4.94 | 143,558 |
| Provinces of Turkey | 0 | - | 4.95 | 199,896 |
| All First-Level Subdivisions of Oceania on a Map | 0 | - | 4.97 | 26,874 |
| Central American Countries | 0 | - | 4.98 | 154,907 |
| Top 10 Biggest Economies in the Americas | 0 | - | 4.94 | 90,996 |
| Trinidad and Tobago Country Quiz | 0 | - | 4.61 | 21,995 |
| Europe Map Quiz | 0 | - | 5.00 | 4,726,988 |
| Caribbean / Lesser Antilles Map Quiz | 0 | - | 4.99 | 145,543 |
| Departments of France | 0 | - | 4.93 | 52,636 |
| Countries of South America with an Empty Map | 0 | - | 4.94 | 104,034 |
| Biggest Cities in the U.S. - Extreme | 0 | - | 4.96 | 158,122 |
| 15 Largest Cities in North America With a Map | 0 | - | 4.98 | 46,358 |
| Biggest Cities in Each U.S. State - Extreme | 0 | - | 4.93 | 78,598 |
| 10 Biggest Cities by U.S. State | 0 | - | 4.95 | 40,612 |
| 500 Biggest U.S. Urban Areas | 0 | - | 4.90 | 115,295 |
| U.S Cities by African-American Population | 0 | - | 4.42 | 94,662 |
| South American Cities on the Map | 0 | - | 4.57 | 35,224 |
| 1M Cities by Proximity - United States | 0 | - | 4.55 | 149,584 |
| Biggest Cities in a Strip of the United States Map | 0 | - | 4.73 | 40,539 |
| South American Capitals - Map Quiz | 0 | - | 4.98 | 129,291 |
| Countries with American Expatriates | 0 | - | 4.53 | 42,453 |
| Top 10 American Countries by Coastline | 0 | - | 4.96 | 88,038 |
| Top 10 Richest Countries in the Americas | 0 | - | 4.90 | 76,038 |
| Canada Country Quiz | 0 | - | 4.54 | 131,621 |
| United States Country Quiz | 0 | - | 4.43 | 100,455 |
| United States Landmarks Map Quiz | 0 | - | 4.55 | 40,060 |
| Canada Cities Map Quiz | 0 | - | 4.63 | 123,552 |
| Asian Countries Americans Travel to the Most | 0 | - | 4.75 | 59,590 |
| Busiest Air Routes from the U.S. | 0 | - | 4.46 | 76,569 |
| Counties of Ireland | 0 | - | 4.92 | 192,776 |
| Largest Virgin Islands | 0 | - | 4.24 | 5,272 |
| U.S. State Capitals Quiz | 0 | - | 5.00 | 1,675,983 |
| U.S. Cities with the Highest Murder Rate | 0 | - | 4.55 | 137,582 |
| Random U.S. City to State | 0 | - | 4.45 | 75,186 |
| Most-Visited Countries by Canadians | 0 | - | 4.77 | 39,105 |
| Countries Closest to the U. S. | 0 | - | 4.41 | 207,657 |
| Brazil Country Quiz | 0 | - | 4.52 | 100,994 |
| Argentina Country Quiz | 0 | - | 4.53 | 57,030 |
| Peru Country Quiz | 0 | - | 4.54 | 48,245 |
| Chile Country Quiz | 0 | - | 4.75 | 39,689 |
| Nicaragua Country Quiz | 0 | - | 4.62 | 26,336 |
| Panama Country Quiz | 0 | - | 4.61 | 25,578 |
| Guatemala Country Quiz | 0 | - | 4.63 | 25,185 |
| Honduras Country Quiz | 0 | - | 4.52 | 23,656 |
| East Asia Map Quiz | 0 | - | 4.99 | 1,436,935 |
| Oceania Map Quiz | 0 | - | 4.98 | 634,374 |
| Africa Map Quiz | 0 | - | 5.00 | 2,102,597 |
| Asia Map Quiz | 0 | - | 4.99 | 905,649 |
| Brazil Cities Map Quiz | 0 | - | 4.62 | 36,351 |
| Europe by Borders in 30 Seconds | 0 | - | 4.98 | 424,804 |
| South American Geography Quiz #2 | 0 | - | 4.61 | 39,169 |
| South American Geography Quiz #1 | 0 | - | 4.73 | 32,449 |
| U.S. Geography by Letter - B | 0 | - | 4.53 | 68,493 |
| U.S. Geography by Letter - S | 0 | - | 4.54 | 52,049 |
| 10 Closest Megacities to New York City | 0 | - | 4.52 | 67,177 |
| New England States | 0 | - | 4.51 | 59,695 |
| U.S. States by Land Area | 0 | - | 4.61 | 52,414 |
| 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 | 82,252 |
| U.S. States by Borders | 0 | - | 4.63 | 35,042 |
| 10 Easternmost U.S. States | 0 | - | 4.53 | 56,206 |
| The Only U.S. State ... #1 | 0 | - | 4.52 | 101,082 |
| 50 States, 50 Cities - Hard Version | 0 | - | 4.46 | 43,963 |
| Africa Capitals Quiz | 0 | - | 4.99 | 729,313 |
| Asia Capitals Quiz | 0 | - | 4.98 | 684,766 |
| Countries That Use the Euro | 0 | - | 4.96 | 102,708 |
| Landlocked Countries in Africa | 0 | - | 4.99 | 45,703 |
| 10 Easternmost Countries in Europe | 0 | - | 4.89 | 113,322 |
| The Only European Country ... | 0 | - | 4.91 | 213,459 |
| Mediterranean Countries Quiz | 0 | - | 4.99 | 209,811 |
| European Countries NOT in NATO | 0 | - | 4.87 | 59,305 |
| Countries with Territorial Claims in Antarctica | 0 | - | 4.94 | 92,150 |
| Countries of Africa | 0 | - | 5.00 | 2,504,074 |
| Middle East Map Quiz | 0 | - | 4.99 | 1,374,506 |
| United States Map Quiz | 0 | - | 4.98 | 4,139,490 |
| Oceanian Capitals - Map Quiz | 0 | - | 4.95 | 49,716 |
| South and Central Asia Map Quiz | 0 | - | 4.93 | 97,280 |
| Western Africa Map Quiz | 0 | - | 4.97 | 72,779 |
| Australia Map Quiz | 0 | - | 4.94 | 342,208 |
| Europe Cities Map Quiz | 0 | - | 4.99 | 362,050 |
| African East Coast | 0 | - | 4.96 | 94,906 |
| Flags of Europe Quiz | 0 | - | 4.99 | 1,223,869 |
| Flags of Asia Quiz | 0 | - | 4.99 | 604,410 |
| Fastest Growing U.S. States Since 1960 | 0 | - | 4.48 | 75,746 |
| Cities Founded by the French in North America | 0 | - | 4.50 | 40,259 |
| Cities in U.S. History #1 | 0 | - | 4.25 | 37,504 |
| World Capitals by First Two Letters in 90 Seconds | 0 | - | 4.35 | 245,732 |
| Speed Capital to U.S. State | 0 | - | 4.46 | 113,452 |
| 10 Southernmost U.S. State Capitals | 0 | - | 4.51 | 38,884 |
| 10 Northernmost U.S. State Capitals | 0 | - | 4.57 | 35,633 |
| 10 Easternmost U.S. State Capitals | 0 | - | 4.50 | 34,484 |
| Top 10 Oldest U.S. State Capitals | 0 | - | 4.55 | 31,893 |
| U.S. Suburbs Quiz | 0 | - | 4.47 | 18,334 |
| Boroughs of New York City | 0 | - | 4.47 | 84,053 |
| Countries of Europe - One Minute Sprint | 0 | - | 4.94 | 1,318,504 |
| Canada or Africa by Area | 0 | - | 4.77 | 18,022 |
| Countries of North America Quiz | 0 | - | 5.00 | 1,010,319 |
| Which South American Country? | 0 | - | 4.69 | 51,690 |
| Biggest Trading Partners - United States | 0 | - | 4.63 | 106,309 |
| Countries that Beat Brazil | 0 | - | 4.49 | 67,784 |
| Canada Provinces Map Quiz | 0 | - | 4.99 | 635,280 |
| Flags of Africa Quiz | 0 | - | 5.00 | 462,147 |
| Largest United States Airlines | 0 | - | 4.39 | 54,812 |
| Hawaiian Islands | 0 | - | 4.83 | 42,395 |
| South American Physical Geography | 0 | - | 4.58 | 18,260 |
| U.S. States with the Longest International Borders | 0 | - | 4.78 | 45,546 |
| Longest U.S. State Borders | 0 | - | 4.67 | 39,315 |
| U.S. States with the Fewest Borders | 0 | - | 4.77 | 112,958 |
| U.S. States with the Most Borders | 0 | - | 4.53 | 62,217 |
| U.S. States with the Fewest Immigrants | 0 | - | 4.63 | 65,344 |
| U.S. States with the Highest Percentage of Farmland | 0 | - | 4.80 | 65,252 |
| U.S. States with the Lowest Percentage of Farmland | 0 | - | 4.74 | 55,010 |
| Top 10 U.S. States with the Highest Elevation | 0 | - | 4.51 | 67,754 |
| U.S. States with the Lowest Average Elevation | 0 | - | 4.55 | 38,379 |
| U.S. States With the Highest Average Elevation | 0 | - | 4.61 | 32,650 |
| States and Provinces that touch the Rocky Mountains | 0 | - | 4.42 | 32,403 |
| U.S. License Plates Picture Quiz | 0 | - | 4.59 | 52,619 |
| 10 U.S. States With The Highest Murder Rates | 0 | - | 4.45 | 49,726 |
