| States of Brazil | 0 | - | 4.97 | 87,081 |
| Brazil States Map Quiz | 0 | - | 4.85 | 47,615 |
| All First-Level Subdivisions of South America on a Map | 0 | - | 4.92 | 53,348 |
| Countries Bordering Brazil | 0 | - | 4.96 | 131,277 |
| Countries That Visit Brazil The Most | 0 | - | 4.95 | 49,400 |
| States of Mexico | 0 | - | 4.95 | 174,558 |
| Colombia Country Quiz | 0 | - | 4.90 | 40,502 |
| South America Capitals Quiz | 0 | - | 5.00 | 479,016 |
| Mexico States Map Quiz | 0 | - | 4.84 | 104,154 |
| Brazil Country Quiz | 0 | - | 4.52 | 101,394 |
| Brazil Cities Map Quiz | 0 | - | 4.62 | 36,460 |
| All 3,143 Counties of the United States on a Map | 0 | - | 4.97 | 329,640 |
| South American Capitals - Map Quiz | 0 | - | 4.98 | 129,865 |
| South American Cities on the Map | 0 | - | 4.56 | 35,305 |
| Countries that Beat Brazil | 0 | - | 4.49 | 68,184 |
| South America Map Quiz | 0 | - | 5.00 | 1,544,223 |
| Latin American Countries Map Quiz | 0 | - | 4.97 | 128,772 |
| Flags of North and South America | 0 | - | 4.99 | 369,928 |
| Australian States and Territories | 0 | - | 4.96 | 141,315 |
| Canada Provinces and Territories | 0 | - | 5.00 | 339,701 |
| Counties of England | 0 | - | 4.97 | 792,229 |
| All First-Level Subdivisions of Europe on a Map | 0 | - | 4.98 | 169,330 |
| Central America and Caribbean Map Quiz | 0 | - | 4.89 | 900,685 |
| American Countries with the Shortest Names | 0 | - | 4.96 | 120,711 |
| The Only American Country ... | 0 | - | 4.92 | 121,147 |
| Argentina Country Quiz | 0 | - | 4.53 | 57,265 |
| Peru Country Quiz | 0 | - | 4.54 | 48,461 |
| Chile Country Quiz | 0 | - | 4.75 | 39,874 |
| Ecuador Country Quiz | 0 | - | 4.60 | 31,725 |
| Regions of Italy | 0 | - | 4.92 | 75,147 |
| States of India | 0 | - | 4.94 | 191,591 |
| US States Quiz | 0 | - | 5.00 | 16,773,230 |
| Japanese Prefectures | 0 | - | 4.98 | 135,642 |
| Provinces of China | 0 | - | 4.97 | 202,018 |
| Regions of Spain Quiz | 0 | - | 4.90 | 113,125 |
| Countries and Territories of the United Kingdom | 0 | - | 4.89 | 93,309 |
| States of Germany | 0 | - | 4.96 | 150,996 |
| Regions of New Zealand | 0 | - | 4.85 | 28,362 |
| Cantons of Switzerland | 0 | - | 4.98 | 50,696 |
| Federal Subjects of Russia | 0 | - | 4.94 | 145,155 |
| Provinces of Turkey | 0 | - | 4.95 | 202,803 |
| All First-Level Subdivisions of Oceania on a Map | 0 | - | 4.97 | 27,115 |
| South American Geography Quiz #2 | 0 | - | 4.61 | 39,246 |
| South American Geography Quiz #1 | 0 | - | 4.73 | 32,513 |
| Which South American Country? | 0 | - | 4.69 | 51,816 |
| Europe Map Quiz | 0 | - | 5.00 | 4,744,565 |
| States of the U.S. in Alphabetical Order | 0 | - | 4.98 | 366,083 |
| Capitals of Canadian Provinces | 0 | - | 4.85 | 88,706 |
| Central American Countries | 0 | - | 4.98 | 155,485 |
| Total United States Immigration by Country | 0 | - | 4.91 | 110,994 |
| "Do Not Travel" Countries for U.S. Citizens | 0 | - | 4.97 | 242,151 |
| Top 10 Biggest Economies in the Americas | 0 | - | 4.93 | 91,427 |
| Caribbean / Lesser Antilles Map Quiz | 0 | - | 4.99 | 146,714 |
| Name the U.S. National Parks | 0 | - | 4.86 | 59,538 |
| Departments of France | 0 | - | 4.93 | 53,253 |
| South American Physical Geography | 0 | - | 4.58 | 18,306 |
| Countries of South America with an Empty Map | 0 | - | 4.94 | 104,517 |
| Top 10 American Countries by Coastline | 0 | - | 4.96 | 88,183 |
| Top 10 Richest Countries in the Americas | 0 | - | 4.93 | 81,690 |
| Most-Visited Countries by Americans | 0 | - | 4.87 | 108,957 |
| Countries that Visit the United States the Most | 0 | - | 4.96 | 91,212 |
| Most-Visited Countries by Canadians | 0 | - | 4.82 | 39,168 |
| Countries Closest to Canada | 0 | - | 4.90 | 197,698 |
| Venezuela Country Quiz | 0 | - | 4.50 | 30,497 |
| Paraguay Country Quiz | 0 | - | 4.53 | 25,177 |
| Bolivia Country Quiz | 0 | - | 4.63 | 26,146 |
| East Asia Map Quiz | 0 | - | 4.99 | 1,443,762 |
| Oceania Map Quiz | 0 | - | 4.98 | 638,283 |
| Africa Map Quiz | 0 | - | 5.00 | 2,110,172 |
| Asia Map Quiz | 0 | - | 4.99 | 910,615 |
| Counties of Ireland | 0 | - | 4.92 | 193,954 |
| Europe by Borders in 30 Seconds | 0 | - | 4.98 | 426,433 |
| Pixelated United States Map | 0 | - | 4.89 | 93,791 |
| The 13 Colonies Quiz | 0 | - | 4.97 | 117,314 |
| U.S. States with the Letter Y | 0 | - | 4.85 | 110,885 |
| 10 Southernmost U.S. States | 0 | - | 4.88 | 112,888 |
| U.S. States with Short Names | 0 | - | 4.91 | 148,315 |
| U.S. States that Start with M | 0 | - | 4.93 | 186,551 |
| U.S. States By Population | 0 | - | 4.92 | 152,757 |
| U.S. States that Start with N | 0 | - | 4.95 | 170,861 |
| U.S. States with Longest Names | 0 | - | 4.84 | 44,153 |
| 10 Westernmost U.S. States | 0 | - | 4.95 | 63,968 |
| The Only Remaining U.S. State . . . | 0 | - | 4.92 | 65,235 |
| Top 10 Least Populous U.S. States | 0 | - | 4.94 | 190,972 |
| Top 10 Most Populous U.S. States | 0 | - | 4.97 | 173,773 |
| Most Guessed U.S. Cities | 0 | - | 4.89 | 105,401 |
| U.S. Cities with the Biggest Economies | 0 | - | 4.84 | 72,379 |
| US State Capitals Quiz - No Hints | 0 | - | 4.98 | 94,808 |
| 10 Westernmost U.S. State Capitals | 0 | - | 4.90 | 47,983 |
| Countries Closest to United States by Continent | 0 | - | 4.99 | 145,789 |
| Countries that Beat the United States | 0 | - | 4.93 | 166,103 |
| Mexico Country Quiz | 0 | - | 4.49 | 72,173 |
| Mexico Cities Map Quiz | 0 | - | 4.77 | 33,374 |
| Top 10 Most-Visited U.S. States | 0 | - | 4.90 | 101,381 |
| 10 Longest Rivers in the United States | 0 | - | 4.85 | 38,930 |
| U.S. States with the Most Immigrants | 0 | - | 4.85 | 82,184 |
| US States with an Empty Map | 0 | - | 5.00 | 621,198 |
| U.S. States or European Countries by Area | 0 | - | 4.95 | 95,270 |
| Louisiana Purchase with a Map | 0 | - | 4.96 | 48,052 |
| U.S. States or European Countries by Population | 0 | - | 4.97 | 132,470 |
| Africa Capitals Quiz | 0 | - | 4.99 | 733,357 |
| Asia Capitals Quiz | 0 | - | 4.98 | 688,781 |
| U.S. State Capitals Map Quiz | 0 | - | 4.93 | 143,044 |
| Countries That Use the Euro | 0 | - | 4.95 | 103,845 |
| Landlocked Countries in Africa | 0 | - | 4.99 | 46,225 |
| 10 Easternmost Countries in Europe | 0 | - | 4.89 | 114,241 |
| The Only European Country ... | 0 | - | 4.91 | 215,014 |
| Mediterranean Countries Quiz | 0 | - | 4.99 | 211,003 |
| European Countries NOT in NATO | 0 | - | 4.90 | 60,250 |
| Countries with Territorial Claims in Antarctica | 0 | - | 4.94 | 92,442 |
| Countries of Africa | 0 | - | 5.00 | 2,520,211 |
| Cuba Country Quiz | 0 | - | 4.69 | 51,313 |
| Haiti Country Quiz | 0 | - | 4.79 | 32,451 |
| Jamaica Country Quiz | 0 | - | 4.58 | 34,948 |
| Middle East Map Quiz | 0 | - | 4.99 | 1,378,962 |
| United States Map Quiz | 0 | - | 4.98 | 4,147,819 |
| Oceanian Capitals - Map Quiz | 0 | - | 4.95 | 50,159 |
| South and Central Asia Map Quiz | 0 | - | 4.93 | 98,148 |
| Western Africa Map Quiz | 0 | - | 4.97 | 73,328 |
| Australia Map Quiz | 0 | - | 4.94 | 343,201 |
| Europe Cities Map Quiz | 0 | - | 4.99 | 363,144 |
| African East Coast | 0 | - | 4.96 | 95,482 |
| Name a Valid U.S. State #1 | 0 | - | 4.93 | 207,550 |
| Top 10 Coldest U.S. States | 0 | - | 4.94 | 124,200 |
| Top 10 Hottest U.S. States | 0 | - | 4.86 | 125,056 |
| U.S. States with the Lowest Population Density | 0 | - | 4.92 | 93,741 |
| Top 10 Most Native American U.S. States | 0 | - | 4.87 | 91,486 |
| Top 10 U.S. States with the Least Precipitation | 0 | - | 4.82 | 61,682 |
| Flags of Europe Quiz | 0 | - | 4.99 | 1,233,989 |
| Flags of Asia Quiz | 0 | - | 4.99 | 608,795 |
| Countries of Europe by Population | 0 | - | 4.98 | 179,158 |
| 15 Largest Cities in Africa With a Map | 0 | - | 4.95 | 110,046 |
| Most-Visited Cities in Europe | 0 | - | 4.82 | 74,399 |
| Europe Capital to Country | 0 | - | 4.99 | 248,810 |
| Asia Capital to Country | 0 | - | 4.96 | 126,129 |
| EU Capitals with No Hints | 0 | - | 4.96 | 145,068 |
| European Capitals by Map | 0 | - | 4.99 | 137,622 |
| African Capitals by Map | 0 | - | 4.99 | 132,778 |
| Asian Capitals by Map | 0 | - | 4.98 | 61,691 |
| 10 Westernmost Capital Cities in Europe | 0 | - | 4.88 | 91,564 |
| 10 Northernmost Capital Cities in Europe | 0 | - | 4.96 | 83,939 |
| European Coastal Capitals | 0 | - | 4.95 | 90,075 |
| 10 Easternmost Capital Cities in Asia | 0 | - | 4.89 | 52,344 |
| Capitals of Oceania Quiz | 0 | - | 4.99 | 268,144 |
| Europe by Capitals and Borders in 30 Seconds | 0 | - | 4.88 | 222,693 |
| Capitals of Mediterranean Countries | 0 | - | 4.95 | 81,572 |
| Countries of Europe - One Minute Sprint | 0 | - | 4.94 | 1,323,187 |
| Top 10 Languages Spoken in Europe | 0 | - | 4.96 | 217,305 |
| Countries of the Middle East | 0 | - | 4.96 | 199,783 |
| Countries with Territory in the Balkans | 0 | - | 4.96 | 88,693 |
| Slavic Countries | 0 | - | 4.96 | 111,208 |
| African Island Countries | 0 | - | 4.96 | 101,118 |
| Straight Shot to Antarctica | 0 | - | 4.94 | 42,662 |
| Regions of Countries #1 | 0 | - | 4.96 | 159,158 |
| Regions of Countries #2 | 0 | - | 4.95 | 123,508 |
| Regions of Countries #3 | 0 | - | 4.85 | 90,488 |
| Countries of North America Quiz | 0 | - | 5.00 | 1,016,816 |
| Countries of Asia with Two or More Words | 0 | - | 4.96 | 126,264 |
| Asian Countries Ending in "IA" | 0 | - | 4.96 | 106,942 |
| African Countries with the Shortest Names | 0 | - | 4.98 | 152,706 |
| Top 10 Biggest African Countries by Area | 0 | - | 4.99 | 216,163 |
| 10 Biggest European Countries by Area | 0 | - | 4.99 | 192,104 |
| 10 Biggest Asian Countries by Area | 0 | - | 4.97 | 153,201 |
| 10 Biggest American Countries by Area | 0 | - | 4.95 | 112,386 |
| Top 10 Most Populous American Countries | 0 | - | 4.97 | 143,491 |
| 10 Westernmost Countries in Europe | 0 | - | 4.96 | 150,675 |
| 10 Southernmost Countries in Africa | 0 | - | 4.98 | 115,860 |
| 10 Northernmost Countries in Africa | 0 | - | 4.98 | 160,644 |
| 10 Southernmost Countries in Asia | 0 | - | 4.97 | 98,707 |
| 10 Easternmost Countries in Asia | 0 | - | 4.99 | 107,559 |
| Top 10 Smallest African Countries by Area | 0 | - | 4.96 | 32,808 |
| Canada Provinces Map Quiz | 0 | - | 4.99 | 637,720 |
| European Landmarks Map Quiz | 0 | - | 4.97 | 86,738 |
| Eastern Europe Map Quiz | 0 | - | 4.91 | 127,503 |
| North America Map Quiz | 0 | - | 4.98 | 246,322 |
| Africa Cities Map Quiz | 0 | - | 4.97 | 98,627 |
| East Asia Cities Map Quiz | 0 | - | 4.96 | 109,792 |
| Flags of Africa Quiz | 0 | - | 5.00 | 466,585 |
| Hawaiian Islands | 0 | - | 4.83 | 42,556 |
| Australian Immigration by Country | 0 | - | 4.81 | 77,123 |
| Top Asian Languages on a Map | 0 | - | 4.95 | 70,997 |
| Top African Languages on a Map | 0 | - | 4.92 | 73,158 |
| Countries of Europe with an Empty Map | 0 | - | 5.00 | 309,208 |
| Countries of Africa with an Empty Map | 0 | - | 5.00 | 242,524 |
| Countries of Asia with an Empty Map | 0 | - | 4.98 | 229,531 |
| UK Cities Map Quiz | 0 | - | 4.95 | 463,159 |
| Provinces of the Netherlands | 0 | - | 4.80 | 41,036 |
| Territories of the United States | 0 | - | 4.79 | 52,247 |
| Regions of France | 0 | - | 4.77 | 119,894 |
| Provinces of the Philippines | 0 | - | 4.56 | 48,844 |
| Top 10 Most Populous European Countries | 0 | - | 4.97 | 231,674 |
| Top 10 Most Populous Asian Countries | 0 | - | 4.96 | 182,565 |
| Top 10 Most Populous African Countries | 0 | - | 4.99 | 192,414 |
| Top 10 Most Densely-Populated Countries in Asia | 0 | - | 4.92 | 103,319 |
| Top 10 Asian Countries by Population Increase | 0 | - | 4.93 | 108,004 |
| Official Cities in the UK | 0 | - | 4.89 | 281,942 |
| U.S Cities by African-American Population | 0 | - | 4.42 | 95,133 |
| 1M Cities by Proximity - United States | 0 | - | 4.56 | 150,094 |
| Biggest Cities in a Strip of the United States Map | 0 | - | 4.73 | 40,742 |
| North America Capitals Quiz | 0 | - | 4.99 | 218,116 |
