| States of Brazil | 0 | - | 4.98 | 86,173 |
| All First-Level Subdivisions of South America on a Map | 0 | - | 4.92 | 52,750 |
| Brazil States Map Quiz | 0 | - | 4.85 | 47,310 |
| States of Mexico | 0 | - | 4.95 | 172,995 |
| Colombia Country Quiz | 0 | - | 4.90 | 40,262 |
| South America Capitals Quiz | 0 | - | 5.00 | 476,725 |
| Countries Bordering Brazil | 0 | - | 4.96 | 130,880 |
| Countries That Visit Brazil The Most | 0 | - | 4.95 | 49,247 |
| Mexico States Map Quiz | 0 | - | 4.84 | 103,659 |
| Chile Country Quiz | 0 | - | 4.75 | 39,684 |
| All 3,143 Counties of the United States on a Map | 0 | - | 4.97 | 327,480 |
| South American Capitals - Map Quiz | 0 | - | 4.98 | 129,291 |
| South American Cities on the Map | 0 | - | 4.57 | 35,223 |
| South America Map Quiz | 0 | - | 5.00 | 1,540,170 |
| Latin American Countries Map Quiz | 0 | - | 4.97 | 127,931 |
| Flags of North and South America | 0 | - | 4.99 | 365,295 |
| Australian States and Territories | 0 | - | 4.95 | 140,539 |
| Canada Provinces and Territories | 0 | - | 5.00 | 337,189 |
| Counties of England | 0 | - | 4.97 | 788,206 |
| All First-Level Subdivisions of Europe on a Map | 0 | - | 4.98 | 167,481 |
| Central America and Caribbean Map Quiz | 0 | - | 4.89 | 899,459 |
| American Countries with the Shortest Names | 0 | - | 4.96 | 120,242 |
| The Only American Country ... | 0 | - | 4.92 | 120,642 |
| Brazil Country Quiz | 0 | - | 4.52 | 100,992 |
| Argentina Country Quiz | 0 | - | 4.53 | 57,027 |
| Peru Country Quiz | 0 | - | 4.54 | 48,240 |
| Brazil Cities Map Quiz | 0 | - | 4.62 | 36,350 |
| Regions of Italy | 0 | - | 4.92 | 74,582 |
| States of India | 0 | - | 4.94 | 189,641 |
| US States Quiz | 0 | - | 5.00 | 16,676,350 |
| Japanese Prefectures | 0 | - | 4.98 | 134,234 |
| Provinces of China | 0 | - | 4.97 | 199,631 |
| Regions of Spain Quiz | 0 | - | 4.90 | 112,113 |
| Countries and Territories of the United Kingdom | 0 | - | 4.89 | 92,823 |
| States of Germany | 0 | - | 4.96 | 149,737 |
| Regions of New Zealand | 0 | - | 4.85 | 28,097 |
| Cantons of Switzerland | 0 | - | 4.98 | 50,046 |
| Federal Subjects of Russia | 0 | - | 4.94 | 143,546 |
| Provinces of Turkey | 0 | - | 4.95 | 199,880 |
| All First-Level Subdivisions of Oceania on a Map | 0 | - | 4.97 | 26,873 |
| South American Geography Quiz #2 | 0 | - | 4.61 | 39,169 |
| South American Geography Quiz #1 | 0 | - | 4.73 | 32,449 |
| Which South American Country? | 0 | - | 4.69 | 51,690 |
| Europe Map Quiz | 0 | - | 5.00 | 4,726,855 |
| States of the U.S. in Alphabetical Order | 0 | - | 4.98 | 365,028 |
| Capitals of Canadian Provinces | 0 | - | 4.85 | 88,284 |
| Central American Countries | 0 | - | 4.98 | 154,899 |
| Total United States Immigration by Country | 0 | - | 4.91 | 110,496 |
| "Do Not Travel" Countries for U.S. Citizens | 0 | - | 4.97 | 239,903 |
| Top 10 Biggest Economies in the Americas | 0 | - | 4.94 | 90,992 |
| Countries that Beat Brazil | 0 | - | 4.49 | 67,776 |
| Caribbean / Lesser Antilles Map Quiz | 0 | - | 4.99 | 145,538 |
| Name the U.S. National Parks | 0 | - | 4.85 | 57,283 |
| Departments of France | 0 | - | 4.93 | 52,628 |
| South American Physical Geography | 0 | - | 4.58 | 18,260 |
| Countries of South America with an Empty Map | 0 | - | 4.94 | 104,029 |
| Top 10 American Countries by Coastline | 0 | - | 4.96 | 88,035 |
| Top 10 Richest Countries in the Americas | 0 | - | 4.90 | 76,036 |
| Most-Visited Countries by Americans | 0 | - | 4.87 | 108,260 |
| Countries that Visit the United States the Most | 0 | - | 4.96 | 90,699 |
| Countries Closest to Canada | 0 | - | 4.90 | 197,220 |
| Venezuela Country Quiz | 0 | - | 4.50 | 30,359 |
| Paraguay Country Quiz | 0 | - | 4.53 | 25,042 |
| Bolivia Country Quiz | 0 | - | 4.63 | 25,984 |
| Ecuador Country Quiz | 0 | - | 4.60 | 31,587 |
| East Asia Map Quiz | 0 | - | 4.99 | 1,436,905 |
| Oceania Map Quiz | 0 | - | 4.98 | 634,345 |
| Africa Map Quiz | 0 | - | 5.00 | 2,102,527 |
| Asia Map Quiz | 0 | - | 4.99 | 905,593 |
| Counties of Ireland | 0 | - | 4.92 | 192,761 |
| Europe by Borders in 30 Seconds | 0 | - | 4.98 | 424,783 |
| The 13 Colonies Quiz | 0 | - | 4.97 | 116,562 |
| U.S. States with the Letter Y | 0 | - | 4.85 | 110,188 |
| 10 Southernmost U.S. States | 0 | - | 4.88 | 112,247 |
| U.S. States with Short Names | 0 | - | 4.91 | 147,466 |
| U.S. States that Start with M | 0 | - | 4.93 | 185,727 |
| U.S. States By Population | 0 | - | 4.92 | 152,239 |
| U.S. States that Start with N | 0 | - | 4.95 | 170,230 |
| U.S. States with Longest Names | 0 | - | 4.84 | 43,762 |
| 10 Westernmost U.S. States | 0 | - | 4.95 | 63,696 |
| The Only Remaining U.S. State . . . | 0 | - | 4.92 | 64,776 |
| Top 10 Least Populous U.S. States | 0 | - | 4.94 | 190,210 |
| Top 10 Most Populous U.S. States | 0 | - | 4.97 | 171,961 |
| Most Guessed U.S. Cities | 0 | - | 4.88 | 104,673 |
| U.S. Cities with the Biggest Economies | 0 | - | 4.83 | 71,925 |
| US State Capitals Quiz - No Hints | 0 | - | 4.98 | 94,425 |
| 10 Westernmost U.S. State Capitals | 0 | - | 4.90 | 47,817 |
| Countries Closest to United States by Continent | 0 | - | 4.99 | 145,254 |
| Countries that Beat the United States | 0 | - | 4.93 | 165,364 |
| Mexico Country Quiz | 0 | - | 4.49 | 71,914 |
| Mexico Cities Map Quiz | 0 | - | 4.77 | 33,300 |
| Top 10 Most-Visited U.S. States | 0 | - | 4.90 | 100,950 |
| 10 Longest Rivers in the United States | 0 | - | 4.85 | 38,753 |
| U.S. States with the Most Immigrants | 0 | - | 4.84 | 81,853 |
| US States with an Empty Map | 0 | - | 5.00 | 618,034 |
| U.S. States or European Countries by Area | 0 | - | 4.94 | 94,520 |
| Louisiana Purchase with a Map | 0 | - | 4.96 | 47,439 |
| U.S. States or European Countries by Population | 0 | - | 4.97 | 131,767 |
| Africa Capitals Quiz | 0 | - | 4.99 | 729,278 |
| Asia Capitals Quiz | 0 | - | 4.98 | 684,716 |
| U.S. State Capitals Map Quiz | 0 | - | 4.93 | 142,205 |
| Countries That Use the Euro | 0 | - | 4.96 | 102,696 |
| Landlocked Countries in Africa | 0 | - | 4.99 | 45,694 |
| 10 Easternmost Countries in Europe | 0 | - | 4.89 | 113,313 |
| The Only European Country ... | 0 | - | 4.91 | 213,444 |
| Mediterranean Countries Quiz | 0 | - | 4.99 | 209,805 |
| European Countries NOT in NATO | 0 | - | 4.87 | 59,298 |
| Countries with Territorial Claims in Antarctica | 0 | - | 4.94 | 92,150 |
| Countries of Africa | 0 | - | 5.00 | 2,503,943 |
| Cuba Country Quiz | 0 | - | 4.69 | 51,125 |
| Haiti Country Quiz | 0 | - | 4.79 | 32,318 |
| Jamaica Country Quiz | 0 | - | 4.58 | 34,827 |
| Middle East Map Quiz | 0 | - | 4.99 | 1,374,405 |
| United States Map Quiz | 0 | - | 4.98 | 4,139,420 |
| Oceanian Capitals - Map Quiz | 0 | - | 4.95 | 49,715 |
| South and Central Asia Map Quiz | 0 | - | 4.93 | 97,274 |
| Western Africa Map Quiz | 0 | - | 4.97 | 72,766 |
| Australia Map Quiz | 0 | - | 4.94 | 342,200 |
| Europe Cities Map Quiz | 0 | - | 4.99 | 362,036 |
| African East Coast | 0 | - | 4.96 | 94,900 |
| Name a Valid U.S. State #1 | 0 | - | 4.93 | 206,414 |
| Top 10 Coldest U.S. States | 0 | - | 4.94 | 123,771 |
| Top 10 Hottest U.S. States | 0 | - | 4.86 | 124,541 |
| U.S. States with the Lowest Population Density | 0 | - | 4.92 | 93,563 |
| Top 10 Most Native American U.S. States | 0 | - | 4.87 | 90,923 |
| Top 10 U.S. States with the Least Precipitation | 0 | - | 4.82 | 61,503 |
| Flags of Europe Quiz | 0 | - | 4.99 | 1,223,815 |
| Flags of Asia Quiz | 0 | - | 4.99 | 604,371 |
| Countries of Europe by Population | 0 | - | 4.98 | 177,652 |
| 15 Largest Cities in Africa With a Map | 0 | - | 4.95 | 109,232 |
| Most-Visited Cities in Europe | 0 | - | 4.82 | 73,629 |
| Europe Capital to Country | 0 | - | 4.99 | 247,254 |
| Asia Capital to Country | 0 | - | 4.96 | 125,601 |
| EU Capitals with No Hints | 0 | - | 4.96 | 144,260 |
| European Capitals by Map | 0 | - | 4.99 | 135,888 |
| African Capitals by Map | 0 | - | 4.99 | 132,030 |
| Asian Capitals by Map | 0 | - | 4.98 | 60,946 |
| 10 Westernmost Capital Cities in Europe | 0 | - | 4.88 | 91,058 |
| 10 Northernmost Capital Cities in Europe | 0 | - | 4.96 | 83,517 |
| European Coastal Capitals | 0 | - | 4.95 | 89,627 |
| 10 Easternmost Capital Cities in Asia | 0 | - | 4.89 | 52,138 |
| Capitals of Oceania Quiz | 0 | - | 4.99 | 266,319 |
| Europe by Capitals and Borders in 30 Seconds | 0 | - | 4.88 | 221,504 |
| Capitals of Mediterranean Countries | 0 | - | 4.95 | 81,368 |
| Countries of Europe - One Minute Sprint | 0 | - | 4.94 | 1,318,485 |
| Top 10 Languages Spoken in Europe | 0 | - | 4.96 | 216,006 |
| Countries of the Middle East | 0 | - | 4.96 | 198,679 |
| Countries with Territory in the Balkans | 0 | - | 4.96 | 88,122 |
| Slavic Countries | 0 | - | 4.96 | 110,762 |
| African Island Countries | 0 | - | 4.96 | 100,640 |
| Straight Shot to Antarctica | 0 | - | 4.94 | 42,452 |
| Regions of Countries #1 | 0 | - | 4.97 | 158,832 |
| Regions of Countries #2 | 0 | - | 4.95 | 123,200 |
| Regions of Countries #3 | 0 | - | 4.84 | 90,273 |
| Countries of North America Quiz | 0 | - | 5.00 | 1,010,241 |
| Countries of Asia with Two or More Words | 0 | - | 4.96 | 125,569 |
| Asian Countries Ending in "IA" | 0 | - | 4.96 | 106,342 |
| African Countries with the Shortest Names | 0 | - | 4.98 | 151,889 |
| Top 10 Biggest African Countries by Area | 0 | - | 4.99 | 215,453 |
| 10 Biggest European Countries by Area | 0 | - | 4.99 | 191,569 |
| 10 Biggest Asian Countries by Area | 0 | - | 4.97 | 152,662 |
| 10 Biggest American Countries by Area | 0 | - | 4.95 | 112,098 |
| Top 10 Most Populous American Countries | 0 | - | 4.97 | 143,064 |
| 10 Westernmost Countries in Europe | 0 | - | 4.96 | 150,177 |
| 10 Southernmost Countries in Africa | 0 | - | 4.98 | 115,451 |
| 10 Northernmost Countries in Africa | 0 | - | 4.98 | 160,138 |
| 10 Southernmost Countries in Asia | 0 | - | 4.97 | 98,311 |
| 10 Easternmost Countries in Asia | 0 | - | 4.99 | 107,123 |
| Top 10 Smallest African Countries by Area | 0 | - | 4.96 | 32,411 |
| Canada Provinces Map Quiz | 0 | - | 4.99 | 635,245 |
| European Landmarks Map Quiz | 0 | - | 4.97 | 86,389 |
| Eastern Europe Map Quiz | 0 | - | 4.91 | 127,055 |
| North America Map Quiz | 0 | - | 4.98 | 243,945 |
| Africa Cities Map Quiz | 0 | - | 4.97 | 98,155 |
| East Asia Cities Map Quiz | 0 | - | 4.96 | 109,253 |
| Flags of Africa Quiz | 0 | - | 5.00 | 462,103 |
| Hawaiian Islands | 0 | - | 4.83 | 42,393 |
| Australian Immigration by Country | 0 | - | 4.81 | 76,986 |
| Top Asian Languages on a Map | 0 | - | 4.94 | 70,567 |
| Top African Languages on a Map | 0 | - | 4.92 | 72,221 |
| Countries of Europe with an Empty Map | 0 | - | 5.00 | 307,503 |
| Countries of Africa with an Empty Map | 0 | - | 5.00 | 241,428 |
| Countries of Asia with an Empty Map | 0 | - | 4.98 | 228,580 |
| UK Cities Map Quiz | 0 | - | 4.95 | 461,848 |
| Provinces of the Netherlands | 0 | - | 4.80 | 40,711 |
| Territories of the United States | 0 | - | 4.79 | 52,096 |
| Regions of France | 0 | - | 4.78 | 119,011 |
| Provinces of the Philippines | 0 | - | 4.56 | 48,092 |
| Top 10 Most Populous European Countries | 0 | - | 4.98 | 230,686 |
| Top 10 Most Populous Asian Countries | 0 | - | 4.96 | 181,789 |
| Top 10 Most Populous African Countries | 0 | - | 4.99 | 191,665 |
| Top 10 Most Densely-Populated Countries in Asia | 0 | - | 4.92 | 102,885 |
| Top 10 Asian Countries by Population Increase | 0 | - | 4.93 | 107,753 |
| Official Cities in the UK | 0 | - | 4.89 | 280,097 |
| U.S Cities by African-American Population | 0 | - | 4.42 | 94,659 |
| 1M Cities by Proximity - United States | 0 | - | 4.55 | 149,583 |
| Biggest Cities in a Strip of the United States Map | 0 | - | 4.73 | 40,538 |
| North America Capitals Quiz | 0 | - | 4.99 | 216,453 |
| African Capitals - Map Quiz | 0 | - | 4.93 | 61,523 |
| Top 10 Most Remote European Capitals | 0 | - | 4.86 | 93,322 |
