| States of Brazil | 0 | - | 4.98 | 86,524 |
| Brazil States Map Quiz | 0 | - | 4.85 | 47,447 |
| All First-Level Subdivisions of South America on a Map | 0 | - | 4.92 | 53,052 |
| Countries Bordering Brazil | 0 | - | 4.96 | 131,129 |
| Countries That Visit Brazil The Most | 0 | - | 4.95 | 49,313 |
| States of Mexico | 0 | - | 4.95 | 173,593 |
| Colombia Country Quiz | 0 | - | 4.90 | 40,369 |
| South America Capitals Quiz | 0 | - | 5.00 | 477,627 |
| Mexico States Map Quiz | 0 | - | 4.84 | 103,903 |
| Brazil Country Quiz | 0 | - | 4.52 | 101,178 |
| Brazil Cities Map Quiz | 0 | - | 4.62 | 36,394 |
| All 3,143 Counties of the United States on a Map | 0 | - | 4.97 | 328,394 |
| South American Capitals - Map Quiz | 0 | - | 4.98 | 129,557 |
| South American Cities on the Map | 0 | - | 4.57 | 35,255 |
| Countries that Beat Brazil | 0 | - | 4.49 | 67,958 |
| South America Map Quiz | 0 | - | 5.00 | 1,541,824 |
| Latin American Countries Map Quiz | 0 | - | 4.97 | 128,348 |
| Flags of North and South America | 0 | - | 4.99 | 367,973 |
| Australian States and Territories | 0 | - | 4.96 | 140,989 |
| Canada Provinces and Territories | 0 | - | 5.00 | 338,319 |
| Counties of England | 0 | - | 4.97 | 789,899 |
| All First-Level Subdivisions of Europe on a Map | 0 | - | 4.98 | 168,199 |
| Central America and Caribbean Map Quiz | 0 | - | 4.89 | 900,001 |
| American Countries with the Shortest Names | 0 | - | 4.96 | 120,411 |
| The Only American Country ... | 0 | - | 4.92 | 120,838 |
| Argentina Country Quiz | 0 | - | 4.53 | 57,137 |
| Peru Country Quiz | 0 | - | 4.54 | 48,339 |
| Chile Country Quiz | 0 | - | 4.75 | 39,770 |
| Regions of Italy | 0 | - | 4.92 | 74,827 |
| States of India | 0 | - | 4.94 | 190,533 |
| US States Quiz | 0 | - | 5.00 | 16,717,674 |
| Japanese Prefectures | 0 | - | 4.98 | 134,795 |
| Provinces of China | 0 | - | 4.97 | 200,480 |
| Regions of Spain Quiz | 0 | - | 4.90 | 112,478 |
| Countries and Territories of the United Kingdom | 0 | - | 4.89 | 93,099 |
| States of Germany | 0 | - | 4.96 | 150,279 |
| Regions of New Zealand | 0 | - | 4.85 | 28,232 |
| Cantons of Switzerland | 0 | - | 4.98 | 50,350 |
| Federal Subjects of Russia | 0 | - | 4.94 | 144,265 |
| Provinces of Turkey | 0 | - | 4.95 | 201,633 |
| All First-Level Subdivisions of Oceania on a Map | 0 | - | 4.97 | 26,953 |
| South American Geography Quiz #2 | 0 | - | 4.62 | 39,206 |
| South American Geography Quiz #1 | 0 | - | 4.73 | 32,480 |
| Which South American Country? | 0 | - | 4.69 | 51,740 |
| Europe Map Quiz | 0 | - | 5.00 | 4,734,127 |
| States of the U.S. in Alphabetical Order | 0 | - | 4.98 | 365,429 |
| Capitals of Canadian Provinces | 0 | - | 4.85 | 88,463 |
| Central American Countries | 0 | - | 4.98 | 155,162 |
| Total United States Immigration by Country | 0 | - | 4.91 | 110,728 |
| "Do Not Travel" Countries for U.S. Citizens | 0 | - | 4.97 | 241,194 |
| Top 10 Biggest Economies in the Americas | 0 | - | 4.94 | 91,151 |
| Caribbean / Lesser Antilles Map Quiz | 0 | - | 4.99 | 146,102 |
| Name the U.S. National Parks | 0 | - | 4.86 | 59,189 |
| Departments of France | 0 | - | 4.93 | 52,929 |
| South American Physical Geography | 0 | - | 4.58 | 18,279 |
| Countries of South America with an Empty Map | 0 | - | 4.94 | 104,232 |
| Top 10 American Countries by Coastline | 0 | - | 4.96 | 88,101 |
| Top 10 Richest Countries in the Americas | 0 | - | 4.90 | 76,147 |
| Most-Visited Countries by Americans | 0 | - | 4.87 | 108,574 |
| Countries that Visit the United States the Most | 0 | - | 4.96 | 90,937 |
| Countries Closest to Canada | 0 | - | 4.90 | 197,441 |
| Venezuela Country Quiz | 0 | - | 4.50 | 30,423 |
| Paraguay Country Quiz | 0 | - | 4.53 | 25,103 |
| Bolivia Country Quiz | 0 | - | 4.63 | 26,064 |
| Ecuador Country Quiz | 0 | - | 4.60 | 31,633 |
| East Asia Map Quiz | 0 | - | 4.99 | 1,441,809 |
| Oceania Map Quiz | 0 | - | 4.98 | 635,937 |
| Africa Map Quiz | 0 | - | 5.00 | 2,105,573 |
| Asia Map Quiz | 0 | - | 4.99 | 907,794 |
| Counties of Ireland | 0 | - | 4.92 | 193,238 |
| Europe by Borders in 30 Seconds | 0 | - | 4.98 | 425,508 |
| The 13 Colonies Quiz | 0 | - | 4.97 | 116,836 |
| U.S. States with the Letter Y | 0 | - | 4.85 | 110,460 |
| 10 Southernmost U.S. States | 0 | - | 4.88 | 112,504 |
| U.S. States with Short Names | 0 | - | 4.91 | 147,783 |
| U.S. States that Start with M | 0 | - | 4.93 | 186,044 |
| U.S. States By Population | 0 | - | 4.92 | 152,457 |
| U.S. States that Start with N | 0 | - | 4.95 | 170,507 |
| U.S. States with Longest Names | 0 | - | 4.84 | 43,920 |
| 10 Westernmost U.S. States | 0 | - | 4.95 | 63,797 |
| The Only Remaining U.S. State . . . | 0 | - | 4.92 | 64,954 |
| Top 10 Least Populous U.S. States | 0 | - | 4.94 | 190,532 |
| Top 10 Most Populous U.S. States | 0 | - | 4.97 | 172,755 |
| Most Guessed U.S. Cities | 0 | - | 4.88 | 105,082 |
| U.S. Cities with the Biggest Economies | 0 | - | 4.83 | 72,149 |
| US State Capitals Quiz - No Hints | 0 | - | 4.98 | 94,594 |
| 10 Westernmost U.S. State Capitals | 0 | - | 4.90 | 47,906 |
| Countries Closest to United States by Continent | 0 | - | 4.99 | 145,502 |
| Countries that Beat the United States | 0 | - | 4.93 | 165,691 |
| Mexico Country Quiz | 0 | - | 4.49 | 72,024 |
| Mexico Cities Map Quiz | 0 | - | 4.77 | 33,323 |
| Top 10 Most-Visited U.S. States | 0 | - | 4.90 | 101,150 |
| 10 Longest Rivers in the United States | 0 | - | 4.85 | 38,834 |
| U.S. States with the Most Immigrants | 0 | - | 4.85 | 81,982 |
| US States with an Empty Map | 0 | - | 5.00 | 619,412 |
| U.S. States or European Countries by Area | 0 | - | 4.94 | 94,833 |
| Louisiana Purchase with a Map | 0 | - | 4.96 | 47,679 |
| U.S. States or European Countries by Population | 0 | - | 4.97 | 132,054 |
| Africa Capitals Quiz | 0 | - | 4.99 | 730,903 |
| Asia Capitals Quiz | 0 | - | 4.98 | 686,565 |
| U.S. State Capitals Map Quiz | 0 | - | 4.93 | 142,704 |
| Countries That Use the Euro | 0 | - | 4.95 | 103,194 |
| Landlocked Countries in Africa | 0 | - | 4.99 | 45,893 |
| 10 Easternmost Countries in Europe | 0 | - | 4.89 | 113,718 |
| The Only European Country ... | 0 | - | 4.91 | 214,102 |
| Mediterranean Countries Quiz | 0 | - | 4.99 | 210,323 |
| European Countries NOT in NATO | 0 | - | 4.87 | 59,731 |
| Countries with Territorial Claims in Antarctica | 0 | - | 4.94 | 92,255 |
| Countries of Africa | 0 | - | 5.00 | 2,510,414 |
| Cuba Country Quiz | 0 | - | 4.69 | 51,207 |
| Haiti Country Quiz | 0 | - | 4.79 | 32,377 |
| Jamaica Country Quiz | 0 | - | 4.58 | 34,883 |
| Middle East Map Quiz | 0 | - | 4.99 | 1,376,654 |
| United States Map Quiz | 0 | - | 4.98 | 4,143,320 |
| Oceanian Capitals - Map Quiz | 0 | - | 4.95 | 49,890 |
| South and Central Asia Map Quiz | 0 | - | 4.93 | 97,577 |
| Western Africa Map Quiz | 0 | - | 4.97 | 73,013 |
| Australia Map Quiz | 0 | - | 4.94 | 342,666 |
| Europe Cities Map Quiz | 0 | - | 4.99 | 362,520 |
| African East Coast | 0 | - | 4.96 | 95,135 |
| Name a Valid U.S. State #1 | 0 | - | 4.93 | 206,909 |
| Top 10 Coldest U.S. States | 0 | - | 4.94 | 123,961 |
| Top 10 Hottest U.S. States | 0 | - | 4.86 | 124,764 |
| U.S. States with the Lowest Population Density | 0 | - | 4.92 | 93,635 |
| Top 10 Most Native American U.S. States | 0 | - | 4.87 | 91,166 |
| Top 10 U.S. States with the Least Precipitation | 0 | - | 4.82 | 61,589 |
| Flags of Europe Quiz | 0 | - | 4.99 | 1,228,404 |
| Flags of Asia Quiz | 0 | - | 4.99 | 606,303 |
| Countries of Europe by Population | 0 | - | 4.98 | 178,302 |
| 15 Largest Cities in Africa With a Map | 0 | - | 4.95 | 109,432 |
| Most-Visited Cities in Europe | 0 | - | 4.82 | 73,984 |
| Europe Capital to Country | 0 | - | 4.99 | 248,128 |
| Asia Capital to Country | 0 | - | 4.96 | 125,834 |
| EU Capitals with No Hints | 0 | - | 4.96 | 144,624 |
| European Capitals by Map | 0 | - | 4.99 | 136,655 |
| African Capitals by Map | 0 | - | 4.99 | 132,298 |
| Asian Capitals by Map | 0 | - | 4.98 | 61,309 |
| 10 Westernmost Capital Cities in Europe | 0 | - | 4.88 | 91,304 |
| 10 Northernmost Capital Cities in Europe | 0 | - | 4.96 | 83,722 |
| European Coastal Capitals | 0 | - | 4.95 | 89,865 |
| 10 Easternmost Capital Cities in Asia | 0 | - | 4.89 | 52,223 |
| Capitals of Oceania Quiz | 0 | - | 4.99 | 267,183 |
| Europe by Capitals and Borders in 30 Seconds | 0 | - | 4.88 | 222,060 |
| Capitals of Mediterranean Countries | 0 | - | 4.95 | 81,455 |
| Countries of Europe - One Minute Sprint | 0 | - | 4.94 | 1,320,650 |
| Top 10 Languages Spoken in Europe | 0 | - | 4.96 | 216,554 |
| Countries of the Middle East | 0 | - | 4.96 | 199,126 |
| Countries with Territory in the Balkans | 0 | - | 4.96 | 88,357 |
| Slavic Countries | 0 | - | 4.96 | 110,927 |
| African Island Countries | 0 | - | 4.96 | 100,862 |
| Straight Shot to Antarctica | 0 | - | 4.94 | 42,534 |
| Regions of Countries #1 | 0 | - | 4.97 | 158,978 |
| Regions of Countries #2 | 0 | - | 4.95 | 123,324 |
| Regions of Countries #3 | 0 | - | 4.84 | 90,373 |
| Countries of North America Quiz | 0 | - | 5.00 | 1,012,879 |
| Countries of Asia with Two or More Words | 0 | - | 4.96 | 125,856 |
| Asian Countries Ending in "IA" | 0 | - | 4.96 | 106,593 |
| African Countries with the Shortest Names | 0 | - | 4.98 | 152,255 |
| Top 10 Biggest African Countries by Area | 0 | - | 4.99 | 215,733 |
| 10 Biggest European Countries by Area | 0 | - | 4.99 | 191,785 |
| 10 Biggest Asian Countries by Area | 0 | - | 4.97 | 152,876 |
| 10 Biggest American Countries by Area | 0 | - | 4.95 | 112,188 |
| Top 10 Most Populous American Countries | 0 | - | 4.97 | 143,233 |
| 10 Westernmost Countries in Europe | 0 | - | 4.96 | 150,391 |
| 10 Southernmost Countries in Africa | 0 | - | 4.98 | 115,643 |
| 10 Northernmost Countries in Africa | 0 | - | 4.98 | 160,366 |
| 10 Southernmost Countries in Asia | 0 | - | 4.97 | 98,482 |
| 10 Easternmost Countries in Asia | 0 | - | 4.99 | 107,333 |
| Top 10 Smallest African Countries by Area | 0 | - | 4.96 | 32,557 |
| Canada Provinces Map Quiz | 0 | - | 4.99 | 636,357 |
| European Landmarks Map Quiz | 0 | - | 4.97 | 86,532 |
| Eastern Europe Map Quiz | 0 | - | 4.91 | 127,283 |
| North America Map Quiz | 0 | - | 4.98 | 244,812 |
| Africa Cities Map Quiz | 0 | - | 4.97 | 98,473 |
| East Asia Cities Map Quiz | 0 | - | 4.96 | 109,411 |
| Flags of Africa Quiz | 0 | - | 5.00 | 464,024 |
| Hawaiian Islands | 0 | - | 4.83 | 42,449 |
| Australian Immigration by Country | 0 | - | 4.81 | 77,036 |
| Top Asian Languages on a Map | 0 | - | 4.95 | 70,761 |
| Top African Languages on a Map | 0 | - | 4.92 | 72,589 |
| Countries of Europe with an Empty Map | 0 | - | 5.00 | 308,046 |
| Countries of Africa with an Empty Map | 0 | - | 5.00 | 241,831 |
| Countries of Asia with an Empty Map | 0 | - | 4.98 | 228,936 |
| UK Cities Map Quiz | 0 | - | 4.95 | 462,382 |
| Provinces of the Netherlands | 0 | - | 4.80 | 40,872 |
| Territories of the United States | 0 | - | 4.79 | 52,171 |
| Regions of France | 0 | - | 4.78 | 119,391 |
| Provinces of the Philippines | 0 | - | 4.56 | 48,375 |
| Top 10 Most Populous European Countries | 0 | - | 4.98 | 231,123 |
| Top 10 Most Populous Asian Countries | 0 | - | 4.96 | 182,125 |
| Top 10 Most Populous African Countries | 0 | - | 4.99 | 191,961 |
| Top 10 Most Densely-Populated Countries in Asia | 0 | - | 4.92 | 103,051 |
| Top 10 Asian Countries by Population Increase | 0 | - | 4.93 | 107,864 |
| Official Cities in the UK | 0 | - | 4.89 | 280,846 |
| U.S Cities by African-American Population | 0 | - | 4.42 | 95,013 |
| 1M Cities by Proximity - United States | 0 | - | 4.56 | 149,800 |
| Biggest Cities in a Strip of the United States Map | 0 | - | 4.74 | 40,625 |
| North America Capitals Quiz | 0 | - | 4.99 | 217,185 |
| African Capitals - Map Quiz | 0 | - | 4.93 | 61,729 |
| Top 10 Most Remote European Capitals | 0 | - | 4.86 | 93,489 |
