| States of Brazil | 0 | - | 4.97 | 89,218 |
| All First-Level Subdivisions of South America on a Map | 0 | - | 4.92 | 54,546 |
| Brazil States Map Quiz | 0 | - | 4.86 | 48,440 |
| States of Mexico | 0 | - | 4.96 | 177,658 |
| Colombia Country Quiz | 0 | - | 4.90 | 40,914 |
| South America Capitals Quiz | 0 | - | 5.00 | 483,978 |
| Countries Bordering Brazil | 0 | - | 4.96 | 132,134 |
| Countries That Visit Brazil The Most | 0 | - | 4.95 | 49,796 |
| Mexico States Map Quiz | 0 | - | 4.84 | 105,444 |
| Argentina Country Quiz | 0 | - | 4.53 | 57,724 |
| All 3,143 Counties of the United States on a Map | 0 | - | 4.97 | 334,574 |
| South American Capitals - Map Quiz | 0 | - | 4.98 | 131,202 |
| Mexico Cities Map Quiz | 0 | - | 4.83 | 38,768 |
| South American Cities on the Map | 0 | - | 4.52 | 35,526 |
| South America Map Quiz | 0 | - | 5.00 | 1,554,135 |
| Latin American Countries Map Quiz | 0 | - | 4.97 | 130,402 |
| Flags of North and South America | 0 | - | 4.99 | 375,887 |
| Australian States and Territories | 0 | - | 4.96 | 142,627 |
| Canada Provinces and Territories | 0 | - | 5.00 | 345,172 |
| Counties of England | 0 | - | 4.97 | 801,296 |
| All First-Level Subdivisions of Europe on a Map | 0 | - | 4.99 | 174,972 |
| Central America and Caribbean Map Quiz | 0 | - | 4.89 | 904,207 |
| American Countries with the Shortest Names | 0 | - | 4.96 | 121,510 |
| The Only American Country ... | 0 | - | 4.92 | 122,057 |
| Brazil Country Quiz | 0 | - | 4.52 | 102,218 |
| Peru Country Quiz | 0 | - | 4.54 | 48,859 |
| Chile Country Quiz | 0 | - | 4.75 | 40,223 |
| Ecuador Country Quiz | 0 | - | 4.60 | 31,973 |
| Brazil Cities Map Quiz | 0 | - | 4.62 | 36,794 |
| Regions of Italy | 0 | - | 4.92 | 76,696 |
| States of India | 0 | - | 4.95 | 195,215 |
| US States Quiz | 0 | - | 5.00 | 16,962,902 |
| Japanese Prefectures | 0 | - | 4.98 | 138,484 |
| Provinces of China | 0 | - | 4.97 | 207,014 |
| Regions of Spain Quiz | 0 | - | 4.90 | 115,010 |
| Countries and Territories of the United Kingdom | 0 | - | 4.90 | 94,385 |
| States of Germany | 0 | - | 4.95 | 154,006 |
| Regions of New Zealand | 0 | - | 4.84 | 28,671 |
| Cantons of Switzerland | 0 | - | 4.98 | 51,610 |
| Federal Subjects of Russia | 0 | - | 4.95 | 148,939 |
| Provinces of Turkey | 0 | - | 4.94 | 205,420 |
| All First-Level Subdivisions of Oceania on a Map | 0 | - | 4.97 | 27,564 |
| South American Geography Quiz #2 | 0 | - | 4.41 | 43,427 |
| South American Geography Quiz #1 | 0 | - | 4.62 | 32,821 |
| Which South American Country? | 0 | - | 4.69 | 52,060 |
| Europe Map Quiz | 0 | - | 5.00 | 4,780,823 |
| States of the U.S. in Alphabetical Order | 0 | - | 4.98 | 368,269 |
| Capitals of Canadian Provinces | 0 | - | 4.85 | 89,465 |
| Central American Countries | 0 | - | 4.98 | 157,124 |
| Caribbean Countries and Territories | 0 | - | 4.81 | 113,152 |
| Total United States Immigration by Country | 0 | - | 4.91 | 112,164 |
| "Do Not Travel" Countries for U.S. Citizens | 0 | - | 4.97 | 245,812 |
| Top 10 Biggest Economies in the Americas | 0 | - | 4.94 | 92,622 |
| Countries that Beat Brazil | 0 | - | 4.49 | 69,074 |
| Caribbean / Lesser Antilles Map Quiz | 0 | - | 4.99 | 149,847 |
| Name the U.S. National Parks | 0 | - | 4.86 | 60,339 |
| Departments of France | 0 | - | 4.93 | 54,861 |
| South American Physical Geography | 0 | - | 4.58 | 18,387 |
| Countries of South America with an Empty Map | 0 | - | 4.94 | 105,319 |
| Top 10 American Countries by Coastline | 0 | - | 4.96 | 88,550 |
| Top 10 Richest Countries in the Americas | 0 | - | 4.93 | 87,579 |
| Most-Visited Countries by Americans | 0 | - | 4.86 | 110,279 |
| Countries that Visit the United States the Most | 0 | - | 4.96 | 92,247 |
| Most-Visited Countries by Canadians | 0 | - | 4.83 | 39,540 |
| Countries Closest to Canada | 0 | - | 4.91 | 198,883 |
| Venezuela Country Quiz | 0 | - | 4.51 | 30,710 |
| Paraguay Country Quiz | 0 | - | 4.54 | 25,376 |
| Bolivia Country Quiz | 0 | - | 4.63 | 26,360 |
| East Asia Map Quiz | 0 | - | 4.99 | 1,451,109 |
| Oceania Map Quiz | 0 | - | 4.98 | 657,920 |
| Africa Map Quiz | 0 | - | 5.00 | 2,126,031 |
| Asia Map Quiz | 0 | - | 4.99 | 923,085 |
| Counties of Ireland | 0 | - | 4.92 | 196,844 |
| Europe by Borders in 30 Seconds | 0 | - | 4.98 | 430,187 |
| Pixelated United States Map | 0 | - | 4.88 | 94,656 |
| The 13 Colonies Quiz | 0 | - | 4.97 | 118,808 |
| U.S. States with the Letter Y | 0 | - | 4.85 | 112,030 |
| 10 Southernmost U.S. States | 0 | - | 4.89 | 114,045 |
| U.S. States with Short Names | 0 | - | 4.91 | 149,692 |
| U.S. States that Start with M | 0 | - | 4.93 | 188,053 |
| U.S. States By Population | 0 | - | 4.92 | 153,969 |
| U.S. States that Start with N | 0 | - | 4.95 | 172,001 |
| U.S. States with Longest Names | 0 | - | 4.84 | 44,763 |
| 10 Westernmost U.S. States | 0 | - | 4.95 | 64,451 |
| The Only Remaining U.S. State . . . | 0 | - | 4.93 | 65,961 |
| Top 10 Least Populous U.S. States | 0 | - | 4.94 | 192,410 |
| Top 10 Most Populous U.S. States | 0 | - | 4.97 | 177,408 |
| Most Guessed U.S. Cities | 0 | - | 4.89 | 106,754 |
| U.S. Cities with the Biggest Economies | 0 | - | 4.83 | 73,221 |
| US State Capitals Quiz - No Hints | 0 | - | 4.98 | 95,501 |
| 10 Westernmost U.S. State Capitals | 0 | - | 4.90 | 48,253 |
| Countries Closest to United States by Continent | 0 | - | 4.99 | 146,979 |
| Countries that Beat the United States | 0 | - | 4.93 | 168,336 |
| Mexico Country Quiz | 0 | - | 4.49 | 72,640 |
| Top 10 Most-Visited U.S. States | 0 | - | 4.90 | 102,290 |
| 10 Longest Rivers in the United States | 0 | - | 4.85 | 39,330 |
| U.S. States with the Most Immigrants | 0 | - | 4.85 | 82,926 |
| US States with an Empty Map | 0 | - | 5.00 | 627,513 |
| U.S. States or European Countries by Area | 0 | - | 4.95 | 96,793 |
| Louisiana Purchase with a Map | 0 | - | 4.96 | 49,121 |
| U.S. States or European Countries by Population | 0 | - | 4.97 | 133,901 |
| Africa Capitals Quiz | 0 | - | 4.99 | 742,212 |
| Asia Capitals Quiz | 0 | - | 4.98 | 697,332 |
| U.S. State Capitals Map Quiz | 0 | - | 4.93 | 149,711 |
| Countries That Use the Euro | 0 | - | 4.95 | 106,291 |
| Landlocked Countries in Africa | 0 | - | 4.99 | 47,628 |
| 10 Easternmost Countries in Europe | 0 | - | 4.87 | 116,748 |
| The Only European Country ... | 0 | - | 4.91 | 218,367 |
| Mediterranean Countries Quiz | 0 | - | 4.99 | 213,458 |
| European Countries NOT in NATO | 0 | - | 4.91 | 62,163 |
| Countries with Territorial Claims in Antarctica | 0 | - | 4.94 | 92,841 |
| Countries of Africa | 0 | - | 5.00 | 2,553,067 |
| Cuba Country Quiz | 0 | - | 4.70 | 51,690 |
| Haiti Country Quiz | 0 | - | 4.79 | 32,750 |
| Jamaica Country Quiz | 0 | - | 4.58 | 35,215 |
| Middle East Map Quiz | 0 | - | 4.99 | 1,386,246 |
| United States Map Quiz | 0 | - | 4.98 | 4,167,878 |
| Oceanian Capitals - Map Quiz | 0 | - | 4.95 | 51,258 |
| South and Central Asia Map Quiz | 0 | - | 4.94 | 99,690 |
| Western Africa Map Quiz | 0 | - | 4.97 | 74,419 |
| Australia Map Quiz | 0 | - | 4.95 | 345,776 |
| Europe Cities Map Quiz | 0 | - | 4.99 | 365,730 |
| African East Coast | 0 | - | 4.96 | 96,558 |
| Name a Valid U.S. State #1 | 0 | - | 4.93 | 210,195 |
| Top 10 Coldest U.S. States | 0 | - | 4.94 | 125,690 |
| Top 10 Hottest U.S. States | 0 | - | 4.86 | 126,311 |
| U.S. States with the Lowest Population Density | 0 | - | 4.92 | 94,093 |
| Top 10 Most Native American U.S. States | 0 | - | 4.87 | 92,657 |
| Top 10 U.S. States with the Least Precipitation | 0 | - | 4.83 | 62,143 |
| Flags of Europe Quiz | 0 | - | 4.99 | 1,253,871 |
| Flags of Asia Quiz | 0 | - | 4.99 | 618,295 |
| Countries of Europe by Population | 0 | - | 4.98 | 182,385 |
| 15 Largest Cities in Africa With a Map | 0 | - | 4.96 | 111,263 |
| Most-Visited Cities in Europe | 0 | - | 4.83 | 75,824 |
| Europe Capital to Country | 0 | - | 4.99 | 251,635 |
| Asia Capital to Country | 0 | - | 4.96 | 127,223 |
| EU Capitals with No Hints | 0 | - | 4.96 | 146,677 |
| European Capitals by Map | 0 | - | 4.99 | 141,496 |
| African Capitals by Map | 0 | - | 4.99 | 141,555 |
| Asian Capitals by Map | 0 | - | 4.98 | 63,647 |
| 10 Westernmost Capital Cities in Europe | 0 | - | 4.88 | 92,661 |
| 10 Northernmost Capital Cities in Europe | 0 | - | 4.96 | 85,001 |
| European Coastal Capitals | 0 | - | 4.95 | 91,111 |
| 10 Easternmost Capital Cities in Asia | 0 | - | 4.89 | 53,087 |
| Capitals of Oceania Quiz | 0 | - | 4.99 | 271,862 |
| Europe by Capitals and Borders in 30 Seconds | 0 | - | 4.88 | 225,354 |
| Capitals of Mediterranean Countries | 0 | - | 4.95 | 82,064 |
| Countries of Europe - One Minute Sprint | 0 | - | 4.94 | 1,333,808 |
| Top 10 Languages Spoken in Europe | 0 | - | 4.96 | 220,238 |
| Countries of the Middle East | 0 | - | 4.96 | 202,276 |
| Countries with Territory in the Balkans | 0 | - | 4.96 | 89,950 |
| Slavic Countries | 0 | - | 4.96 | 112,188 |
| African Island Countries | 0 | - | 4.96 | 102,252 |
| Straight Shot to Antarctica | 0 | - | 4.94 | 43,081 |
| Regions of Countries #1 | 0 | - | 4.96 | 160,066 |
| Regions of Countries #2 | 0 | - | 4.95 | 124,399 |
| Regions of Countries #3 | 0 | - | 4.85 | 91,266 |
| Countries of North America Quiz | 0 | - | 5.00 | 1,028,985 |
| Countries of Asia with Two or More Words | 0 | - | 4.96 | 127,574 |
| Asian Countries Ending in "IA" | 0 | - | 4.96 | 108,113 |
| African Countries with the Shortest Names | 0 | - | 4.98 | 154,326 |
| Top 10 Biggest African Countries by Area | 0 | - | 4.99 | 218,075 |
| 10 Biggest European Countries by Area | 0 | - | 4.99 | 193,288 |
| 10 Biggest Asian Countries by Area | 0 | - | 4.97 | 154,356 |
| 10 Biggest American Countries by Area | 0 | - | 4.95 | 112,861 |
| Top 10 Most Populous American Countries | 0 | - | 4.96 | 144,645 |
| 10 Westernmost Countries in Europe | 0 | - | 4.96 | 151,842 |
| 10 Southernmost Countries in Africa | 0 | - | 4.98 | 117,312 |
| 10 Northernmost Countries in Africa | 0 | - | 4.98 | 162,083 |
| 10 Southernmost Countries in Asia | 0 | - | 4.97 | 99,720 |
| 10 Easternmost Countries in Asia | 0 | - | 4.99 | 108,993 |
| Top 10 Smallest African Countries by Area | 0 | - | 4.96 | 33,971 |
| Canada Provinces Map Quiz | 0 | - | 4.99 | 643,194 |
| European Landmarks Map Quiz | 0 | - | 4.97 | 87,619 |
| Eastern Europe Map Quiz | 0 | - | 4.91 | 128,643 |
| North America Map Quiz | 0 | - | 4.98 | 250,725 |
| Africa Cities Map Quiz | 0 | - | 4.97 | 99,400 |
| East Asia Cities Map Quiz | 0 | - | 4.96 | 110,621 |
| Flags of Africa Quiz | 0 | - | 5.00 | 475,799 |
| Hawaiian Islands | 0 | - | 4.83 | 42,863 |
| Australian Immigration by Country | 0 | - | 4.81 | 77,447 |
| Top Asian Languages on a Map | 0 | - | 4.95 | 71,898 |
| Top African Languages on a Map | 0 | - | 4.94 | 74,937 |
| Countries of Europe with an Empty Map | 0 | - | 5.00 | 312,211 |
| Countries of Africa with an Empty Map | 0 | - | 5.00 | 244,308 |
| Countries of Asia with an Empty Map | 0 | - | 4.98 | 231,264 |
| UK Cities Map Quiz | 0 | - | 4.96 | 465,932 |
| Provinces of the Netherlands | 0 | - | 4.80 | 41,636 |
| Territories of the United States | 0 | - | 4.80 | 52,557 |
| Regions of France | 0 | - | 4.70 | 121,737 |
| Provinces of the Philippines | 0 | - | 4.56 | 50,812 |
| Midwestern States of the U.S. | 0 | - | 4.88 | 14,057 |
| Top 10 Most Populous European Countries | 0 | - | 4.97 | 234,004 |
| Top 10 Most Populous Asian Countries | 0 | - | 4.97 | 184,744 |
| Top 10 Most Populous African Countries | 0 | - | 4.99 | 194,387 |
| Top 10 Most Densely-Populated Countries in Asia | 0 | - | 4.92 | 104,688 |
| Top 10 Asian Countries by Population Increase | 0 | - | 4.93 | 108,744 |
| Official Cities in the UK | 0 | - | 4.89 | 285,523 |
| U.S Cities by African-American Population | 0 | - | 4.42 | 95,519 |
| 1M Cities by Proximity - United States | 0 | - | 4.63 | 151,619 |
