| States of Brazil | 0 | - | 4.98 | 86,435 |
| All First-Level Subdivisions of South America on a Map | 0 | - | 4.92 | 53,014 |
| Brazil States Map Quiz | 0 | - | 4.85 | 47,407 |
| States of Mexico | 0 | - | 4.95 | 173,431 |
| Colombia Country Quiz | 0 | - | 4.90 | 40,351 |
| South America Capitals Quiz | 0 | - | 5.00 | 477,457 |
| Countries Bordering Brazil | 0 | - | 4.96 | 131,095 |
| Countries That Visit Brazil The Most | 0 | - | 4.95 | 49,292 |
| Mexico States Map Quiz | 0 | - | 4.84 | 103,846 |
| All 3,143 Counties of the United States on a Map | 0 | - | 4.97 | 328,161 |
| South American Capitals - Map Quiz | 0 | - | 4.98 | 129,507 |
| South American Cities on the Map | 0 | - | 4.57 | 35,250 |
| South America Map Quiz | 0 | - | 5.00 | 1,541,508 |
| Latin American Countries Map Quiz | 0 | - | 4.97 | 128,278 |
| Flags of North and South America | 0 | - | 4.99 | 367,615 |
| Australian States and Territories | 0 | - | 4.96 | 140,939 |
| Canada Provinces and Territories | 0 | - | 5.00 | 338,085 |
| Counties of England | 0 | - | 4.97 | 789,543 |
| All First-Level Subdivisions of Europe on a Map | 0 | - | 4.98 | 168,041 |
| Ecuador Country Quiz | 0 | - | 4.60 | 31,614 |
| Central America and Caribbean Map Quiz | 0 | - | 4.89 | 899,906 |
| American Countries with the Shortest Names | 0 | - | 4.96 | 120,374 |
| The Only American Country ... | 0 | - | 4.92 | 120,795 |
| Brazil Country Quiz | 0 | - | 4.52 | 101,125 |
| Argentina Country Quiz | 0 | - | 4.53 | 57,104 |
| Peru Country Quiz | 0 | - | 4.54 | 48,324 |
| Chile Country Quiz | 0 | - | 4.75 | 39,747 |
| Brazil Cities Map Quiz | 0 | - | 4.62 | 36,378 |
| Regions of Italy | 0 | - | 4.92 | 74,779 |
| States of India | 0 | - | 4.94 | 190,370 |
| US States Quiz | 0 | - | 5.00 | 16,708,598 |
| Japanese Prefectures | 0 | - | 4.98 | 134,688 |
| Provinces of China | 0 | - | 4.97 | 200,261 |
| Regions of Spain Quiz | 0 | - | 4.90 | 112,425 |
| Countries and Territories of the United Kingdom | 0 | - | 4.89 | 93,035 |
| States of Germany | 0 | - | 4.96 | 150,181 |
| Regions of New Zealand | 0 | - | 4.85 | 28,176 |
| Cantons of Switzerland | 0 | - | 4.98 | 50,235 |
| Federal Subjects of Russia | 0 | - | 4.94 | 144,104 |
| Provinces of Turkey | 0 | - | 4.95 | 201,308 |
| All First-Level Subdivisions of Oceania on a Map | 0 | - | 4.97 | 26,937 |
| South American Geography Quiz #2 | 0 | - | 4.62 | 39,202 |
| South American Geography Quiz #1 | 0 | - | 4.73 | 32,475 |
| Which South American Country? | 0 | - | 4.69 | 51,731 |
| Europe Map Quiz | 0 | - | 5.00 | 4,732,684 |
| States of the U.S. in Alphabetical Order | 0 | - | 4.98 | 365,347 |
| Capitals of Canadian Provinces | 0 | - | 4.85 | 88,427 |
| Central American Countries | 0 | - | 4.98 | 155,099 |
| Total United States Immigration by Country | 0 | - | 4.91 | 110,684 |
| "Do Not Travel" Countries for U.S. Citizens | 0 | - | 4.97 | 241,054 |
| Top 10 Biggest Economies in the Americas | 0 | - | 4.93 | 91,122 |
| Countries that Beat Brazil | 0 | - | 4.49 | 67,912 |
| Caribbean / Lesser Antilles Map Quiz | 0 | - | 4.99 | 146,007 |
| Name the U.S. National Parks | 0 | - | 4.86 | 59,089 |
| Departments of France | 0 | - | 4.93 | 52,870 |
| South American Physical Geography | 0 | - | 4.58 | 18,272 |
| Countries of South America with an Empty Map | 0 | - | 4.94 | 104,195 |
| Top 10 American Countries by Coastline | 0 | - | 4.96 | 88,086 |
| Top 10 Richest Countries in the Americas | 0 | - | 4.90 | 76,125 |
| Most-Visited Countries by Americans | 0 | - | 4.87 | 108,516 |
| Countries that Visit the United States the Most | 0 | - | 4.96 | 90,900 |
| Countries Closest to Canada | 0 | - | 4.90 | 197,393 |
| Venezuela Country Quiz | 0 | - | 4.50 | 30,406 |
| Paraguay Country Quiz | 0 | - | 4.53 | 25,095 |
| Bolivia Country Quiz | 0 | - | 4.63 | 26,055 |
| East Asia Map Quiz | 0 | - | 4.99 | 1,441,160 |
| Oceania Map Quiz | 0 | - | 4.98 | 635,593 |
| Africa Map Quiz | 0 | - | 5.00 | 2,104,877 |
| Asia Map Quiz | 0 | - | 4.99 | 907,430 |
| Counties of Ireland | 0 | - | 4.92 | 193,160 |
| Europe by Borders in 30 Seconds | 0 | - | 4.98 | 425,364 |
| The 13 Colonies Quiz | 0 | - | 4.97 | 116,778 |
| U.S. States with the Letter Y | 0 | - | 4.85 | 110,403 |
| 10 Southernmost U.S. States | 0 | - | 4.88 | 112,454 |
| U.S. States with Short Names | 0 | - | 4.91 | 147,722 |
| U.S. States that Start with M | 0 | - | 4.93 | 185,972 |
| U.S. States By Population | 0 | - | 4.92 | 152,410 |
| U.S. States that Start with N | 0 | - | 4.95 | 170,452 |
| U.S. States with Longest Names | 0 | - | 4.84 | 43,895 |
| 10 Westernmost U.S. States | 0 | - | 4.95 | 63,777 |
| The Only Remaining U.S. State . . . | 0 | - | 4.92 | 64,923 |
| Top 10 Least Populous U.S. States | 0 | - | 4.94 | 190,458 |
| Top 10 Most Populous U.S. States | 0 | - | 4.97 | 172,572 |
| Most Guessed U.S. Cities | 0 | - | 4.88 | 105,019 |
| U.S. Cities with the Biggest Economies | 0 | - | 4.83 | 72,111 |
| US State Capitals Quiz - No Hints | 0 | - | 4.98 | 94,563 |
| 10 Westernmost U.S. State Capitals | 0 | - | 4.90 | 47,898 |
| Countries Closest to United States by Continent | 0 | - | 4.99 | 145,455 |
| Countries that Beat the United States | 0 | - | 4.93 | 165,636 |
| Mexico Country Quiz | 0 | - | 4.49 | 72,000 |
| Mexico Cities Map Quiz | 0 | - | 4.77 | 33,318 |
| Top 10 Most-Visited U.S. States | 0 | - | 4.90 | 101,125 |
| 10 Longest Rivers in the United States | 0 | - | 4.85 | 38,820 |
| U.S. States with the Most Immigrants | 0 | - | 4.85 | 81,959 |
| US States with an Empty Map | 0 | - | 5.00 | 619,103 |
| U.S. States or European Countries by Area | 0 | - | 4.94 | 94,777 |
| Louisiana Purchase with a Map | 0 | - | 4.96 | 47,633 |
| U.S. States or European Countries by Population | 0 | - | 4.97 | 131,997 |
| Africa Capitals Quiz | 0 | - | 4.99 | 730,525 |
| Asia Capitals Quiz | 0 | - | 4.98 | 686,200 |
| U.S. State Capitals Map Quiz | 0 | - | 4.93 | 142,415 |
| Countries That Use the Euro | 0 | - | 4.96 | 103,093 |
| Landlocked Countries in Africa | 0 | - | 4.99 | 45,852 |
| 10 Easternmost Countries in Europe | 0 | - | 4.89 | 113,653 |
| The Only European Country ... | 0 | - | 4.91 | 213,965 |
| Mediterranean Countries Quiz | 0 | - | 4.99 | 210,229 |
| European Countries NOT in NATO | 0 | - | 4.87 | 59,627 |
| Countries with Territorial Claims in Antarctica | 0 | - | 4.94 | 92,232 |
| Countries of Africa | 0 | - | 5.00 | 2,509,116 |
| Cuba Country Quiz | 0 | - | 4.69 | 51,179 |
| Haiti Country Quiz | 0 | - | 4.79 | 32,369 |
| Jamaica Country Quiz | 0 | - | 4.58 | 34,873 |
| Middle East Map Quiz | 0 | - | 4.99 | 1,376,361 |
| United States Map Quiz | 0 | - | 4.98 | 4,142,468 |
| Oceanian Capitals - Map Quiz | 0 | - | 4.95 | 49,825 |
| South and Central Asia Map Quiz | 0 | - | 4.93 | 97,522 |
| Western Africa Map Quiz | 0 | - | 4.97 | 72,976 |
| Australia Map Quiz | 0 | - | 4.94 | 342,572 |
| Europe Cities Map Quiz | 0 | - | 4.99 | 362,408 |
| African East Coast | 0 | - | 4.96 | 95,083 |
| Name a Valid U.S. State #1 | 0 | - | 4.93 | 206,817 |
| Top 10 Coldest U.S. States | 0 | - | 4.94 | 123,898 |
| Top 10 Hottest U.S. States | 0 | - | 4.86 | 124,688 |
| U.S. States with the Lowest Population Density | 0 | - | 4.92 | 93,619 |
| Top 10 Most Native American U.S. States | 0 | - | 4.87 | 91,116 |
| Top 10 U.S. States with the Least Precipitation | 0 | - | 4.82 | 61,564 |
| Flags of Europe Quiz | 0 | - | 4.99 | 1,227,501 |
| Flags of Asia Quiz | 0 | - | 4.99 | 605,906 |
| Countries of Europe by Population | 0 | - | 4.98 | 178,192 |
| 15 Largest Cities in Africa With a Map | 0 | - | 4.95 | 109,394 |
| Most-Visited Cities in Europe | 0 | - | 4.82 | 73,892 |
| Europe Capital to Country | 0 | - | 4.99 | 248,014 |
| Asia Capital to Country | 0 | - | 4.96 | 125,793 |
| EU Capitals with No Hints | 0 | - | 4.96 | 144,530 |
| European Capitals by Map | 0 | - | 4.99 | 136,413 |
| African Capitals by Map | 0 | - | 4.99 | 132,238 |
| Asian Capitals by Map | 0 | - | 4.98 | 61,220 |
| 10 Westernmost Capital Cities in Europe | 0 | - | 4.88 | 91,249 |
| 10 Northernmost Capital Cities in Europe | 0 | - | 4.96 | 83,667 |
| European Coastal Capitals | 0 | - | 4.95 | 89,809 |
| 10 Easternmost Capital Cities in Asia | 0 | - | 4.89 | 52,207 |
| Capitals of Oceania Quiz | 0 | - | 4.99 | 266,924 |
| Europe by Capitals and Borders in 30 Seconds | 0 | - | 4.88 | 221,935 |
| Capitals of Mediterranean Countries | 0 | - | 4.95 | 81,438 |
| Countries of Europe - One Minute Sprint | 0 | - | 4.94 | 1,320,297 |
| Top 10 Languages Spoken in Europe | 0 | - | 4.96 | 216,439 |
| Countries of the Middle East | 0 | - | 4.96 | 199,027 |
| Countries with Territory in the Balkans | 0 | - | 4.96 | 88,305 |
| Slavic Countries | 0 | - | 4.96 | 110,893 |
| African Island Countries | 0 | - | 4.96 | 100,830 |
| Straight Shot to Antarctica | 0 | - | 4.94 | 42,512 |
| Regions of Countries #1 | 0 | - | 4.97 | 158,950 |
| Regions of Countries #2 | 0 | - | 4.95 | 123,305 |
| Regions of Countries #3 | 0 | - | 4.84 | 90,355 |
| Countries of North America Quiz | 0 | - | 5.00 | 1,012,258 |
| Countries of Asia with Two or More Words | 0 | - | 4.96 | 125,779 |
| Asian Countries Ending in "IA" | 0 | - | 4.96 | 106,535 |
| African Countries with the Shortest Names | 0 | - | 4.98 | 152,187 |
| Top 10 Biggest African Countries by Area | 0 | - | 4.99 | 215,679 |
| 10 Biggest European Countries by Area | 0 | - | 4.99 | 191,739 |
| 10 Biggest Asian Countries by Area | 0 | - | 4.97 | 152,821 |
| 10 Biggest American Countries by Area | 0 | - | 4.95 | 112,165 |
| Top 10 Most Populous American Countries | 0 | - | 4.97 | 143,195 |
| 10 Westernmost Countries in Europe | 0 | - | 4.96 | 150,333 |
| 10 Southernmost Countries in Africa | 0 | - | 4.98 | 115,611 |
| 10 Northernmost Countries in Africa | 0 | - | 4.98 | 160,319 |
| 10 Southernmost Countries in Asia | 0 | - | 4.97 | 98,453 |
| 10 Easternmost Countries in Asia | 0 | - | 4.99 | 107,291 |
| Top 10 Smallest African Countries by Area | 0 | - | 4.96 | 32,522 |
| Canada Provinces Map Quiz | 0 | - | 4.99 | 636,195 |
| European Landmarks Map Quiz | 0 | - | 4.97 | 86,500 |
| Eastern Europe Map Quiz | 0 | - | 4.91 | 127,230 |
| North America Map Quiz | 0 | - | 4.98 | 244,610 |
| Africa Cities Map Quiz | 0 | - | 4.97 | 98,447 |
| East Asia Cities Map Quiz | 0 | - | 4.96 | 109,382 |
| Flags of Africa Quiz | 0 | - | 5.00 | 463,722 |
| Hawaiian Islands | 0 | - | 4.83 | 42,439 |
| Australian Immigration by Country | 0 | - | 4.81 | 77,028 |
| Top Asian Languages on a Map | 0 | - | 4.95 | 70,723 |
| Top African Languages on a Map | 0 | - | 4.92 | 72,516 |
| Countries of Europe with an Empty Map | 0 | - | 5.00 | 307,923 |
| Countries of Africa with an Empty Map | 0 | - | 5.00 | 241,730 |
| Countries of Asia with an Empty Map | 0 | - | 4.98 | 228,831 |
| UK Cities Map Quiz | 0 | - | 4.95 | 462,265 |
| Provinces of the Netherlands | 0 | - | 4.80 | 40,852 |
| Territories of the United States | 0 | - | 4.79 | 52,160 |
| Regions of France | 0 | - | 4.78 | 119,326 |
| Provinces of the Philippines | 0 | - | 4.56 | 48,327 |
| Top 10 Most Populous European Countries | 0 | - | 4.98 | 231,036 |
| Top 10 Most Populous Asian Countries | 0 | - | 4.96 | 182,061 |
| Top 10 Most Populous African Countries | 0 | - | 4.99 | 191,897 |
| Top 10 Most Densely-Populated Countries in Asia | 0 | - | 4.92 | 103,024 |
| Top 10 Asian Countries by Population Increase | 0 | - | 4.93 | 107,843 |
| Official Cities in the UK | 0 | - | 4.89 | 280,705 |
| U.S Cities by African-American Population | 0 | - | 4.42 | 94,732 |
| 1M Cities by Proximity - United States | 0 | - | 4.55 | 149,748 |
| Biggest Cities in a Strip of the United States Map | 0 | - | 4.74 | 40,611 |
| North America Capitals Quiz | 0 | - | 4.99 | 216,985 |
| African Capitals - Map Quiz | 0 | - | 4.93 | 61,692 |
| Top 10 Most Remote European Capitals | 0 | - | 4.86 | 93,445 |
