| North America Map Quiz | 0 | - | 4.98 | 252,208 |
| Third Most Common Language by U.S. State | 0 | - | 4.87 | 113,990 |
| Most Spoken Languages in Canada | 0 | - | 4.91 | 55,584 |
| Countries of North America with an Empty Map | 0 | - | 4.99 | 95,214 |
| Most-Spoken Languages of the United States | 0 | - | 4.52 | 222,673 |
| U.S. Highway Signs By State | 0 | - | 4.47 | 15,584 |
| Canada Multiple Choice Quiz | 0 | - | 4.50 | 49,701 |
| Canada Geography Trivia | 0 | - | 4.80 | 47,690 |
| 10 Biggest American Countries by Area | 0 | - | 4.95 | 113,008 |
| Top 10 Most Populous American Countries | 0 | - | 4.96 | 144,868 |
| Uruguay Country Quiz | 0 | - | 4.84 | 31,762 |
| Name a Valid Answer - United States #1 | 0 | - | 4.61 | 94,405 |
| Native American Tribes in the US | 0 | - | 4.74 | 25,736 |
| North American Physical Geography | 0 | - | 4.35 | 30,466 |
| Most Populous Native American Tribes | 0 | - | 4.28 | 12,489 |
| American Countries on the Pacific Coast | 0 | - | 4.80 | 49,389 |
| Top U.S. Cash Crops | 0 | - | 4.39 | 62,458 |
| Things Named For People #2 - U.S. Centric | 0 | - | 4.21 | 52,732 |
| Largest Asian-American Ethnic Groups | 0 | - | 4.12 | 41,186 |
| European Countries by First 2 Letters | 0 | - | 4.95 | 532,607 |
| Asian Countries by First 2 Letters | 0 | - | 4.91 | 280,776 |
| African Countries by First 2 Letters | 0 | - | 4.96 | 269,453 |
| Haiti... or Dominican Republic? | 0 | - | 4.70 | 40,855 |
| The U.S. Pledge of Allegiance | 0 | - | 4.00 | 18,408 |
| U.S. Geography - Multiple Choice | 0 | - | 4.41 | 24,917 |
| Europe Map Quiz | 0 | - | 5.00 | 4,789,210 |
| Oceania Map Quiz | 0 | - | 4.98 | 659,633 |
| Australian Capitals | 0 | - | 4.92 | 62,837 |
| Count to 10 in Europe: Pro | 0 | - | 4.86 | 69,757 |
| Official European Union Languages | 0 | - | 4.97 | 239,851 |
| European Countries in their Native Language | 0 | - | 4.99 | 158,682 |
| Europe by Borders in 30 Seconds | 0 | - | 4.98 | 431,012 |
| East Asia Map Quiz | 0 | - | 4.99 | 1,452,696 |
| Asia Map Quiz | 0 | - | 4.99 | 925,486 |
| Africa Map Quiz | 0 | - | 5.00 | 2,129,120 |
| Metals of Antiquity | 0 | - | 4.95 | 93,945 |
| Oceanian Capitals - Map Quiz | 0 | - | 4.96 | 51,486 |
| Largest Land Animals of the Americas | 0 | - | 4.39 | 20,322 |
| New World Crops | 0 | - | 4.38 | 30,970 |
| Mediterranean Countries Quiz | 0 | - | 4.99 | 214,022 |
| Countries with Territorial Claims in Antarctica | 0 | - | 4.94 | 92,942 |
| Countries That Use the Euro | 0 | - | 4.95 | 106,890 |
| Europe Geography Decoder | 0 | - | 4.87 | 70,328 |
| 10 Easternmost Countries in Europe | 0 | - | 4.87 | 117,206 |
| The Only European Country ... | 0 | - | 4.91 | 219,146 |
| Least Forested Countries in Asia | 0 | - | 4.75 | 64,939 |
| European Countries NOT in NATO | 0 | - | 4.91 | 62,585 |
| Countries that Beat Switzerland | 0 | - | 4.88 | 42,064 |
| South and Central Asia Map Quiz | 0 | - | 4.94 | 99,985 |
| Landlocked Countries in Africa | 0 | - | 4.99 | 48,008 |
| African East Coast | 0 | - | 4.96 | 96,801 |
| Western Africa Map Quiz | 0 | - | 4.98 | 74,655 |
| Animals by Skeleton Image | 0 | - | 4.81 | 46,961 |
| Countries with the Highest Carbon Dioxide Emissions | 0 | - | 4.98 | 110,027 |
| Australia Map Quiz | 0 | - | 4.95 | 346,225 |
| United States Map Quiz | 0 | - | 4.98 | 4,171,824 |
| Recommended Childhood Vaccines for Americans | 0 | - | 4.42 | 14,775 |
| Europe Cities Map Quiz | 0 | - | 4.99 | 366,297 |
| Celtic Nations | 0 | - | 4.61 | 47,105 |
| Middle East Map Quiz | 0 | - | 4.99 | 1,387,443 |
| Countries of Africa | 0 | - | 5.00 | 2,560,997 |
| Australian States and Territories | 0 | - | 4.96 | 142,893 |
| Australian Immigration by Country | 0 | - | 4.81 | 77,507 |
| Australia True or False | 0 | - | 4.87 | 57,160 |
| Flags of North and South America | 0 | - | 4.99 | 377,232 |
| Latin American Countries Map Quiz | 0 | - | 4.98 | 130,692 |
| South America Map Quiz | 0 | - | 5.00 | 1,556,956 |
| Paraguay... or Uruguay? | 0 | - | 4.55 | 26,788 |
| Countries of North America Quiz | 0 | - | 5.00 | 1,031,932 |
| Canada Provinces and Territories | 0 | - | 5.00 | 346,397 |
| Canada Provinces Map Quiz | 0 | - | 4.99 | 644,737 |
| Straight Shot to Antarctica | 0 | - | 4.94 | 43,194 |
| Add A Letter - Make a European City | 0 | - | 4.90 | 23,510 |
| Flags of Europe Quiz | 0 | - | 4.99 | 1,258,766 |
| Countries of Europe - One Minute Sprint | 0 | - | 4.94 | 1,335,978 |
| 10 Biggest European Countries by Area | 0 | - | 4.99 | 193,587 |
| 10 Westernmost Countries in Europe | 0 | - | 4.96 | 152,108 |
| Top 10 Languages Spoken in Europe | 0 | - | 4.96 | 220,905 |
| European Landmarks Map Quiz | 0 | - | 4.97 | 87,799 |
| Most Guessed Cities in Europe - Not Capitals | 0 | - | 4.83 | 88,043 |
| Countries of Europe with an Empty Map | 0 | - | 5.00 | 312,837 |
| All First-Level Subdivisions of Europe on a Map | 0 | - | 4.99 | 175,978 |
| Countries of Europe in 1650 with a Map | 0 | - | 4.95 | 70,510 |
| Countries with Territory in the Balkans | 0 | - | 4.96 | 90,219 |
| Eastern Europe Map Quiz | 0 | - | 4.91 | 128,815 |
| Slavic Countries | 0 | - | 4.96 | 112,402 |
| Germany Multiple Choice | 0 | - | 4.84 | 54,702 |
| States of the German Confederation in 1848 | 0 | - | 4.90 | 32,466 |
| Counties of England | 0 | - | 4.97 | 803,204 |
| "Big Five" European Soccer Champions Since 2000 | 0 | - | 4.97 | 361,879 |
| Flags of Asia Quiz | 0 | - | 4.99 | 620,665 |
| East Asia Cities Map Quiz | 0 | - | 4.96 | 110,849 |
| 10 Biggest Asian Countries by Area | 0 | - | 4.97 | 154,574 |
| 10 Southernmost Countries in Asia | 0 | - | 4.97 | 99,952 |
| 10 Easternmost Countries in Asia | 0 | - | 4.99 | 109,193 |
| Countries of Asia with Two or More Words | 0 | - | 4.96 | 127,860 |
| Asian Countries Ending in "IA" | 0 | - | 4.96 | 108,346 |
| Top Asian Languages on a Map | 0 | - | 4.95 | 72,109 |
| Countries of Asia with an Empty Map | 0 | - | 4.98 | 231,679 |
| All First-Level Subdivisions of Asia on a Map | 0 | - | 4.92 | 50,636 |
| Countries of the Middle East | 0 | - | 4.96 | 203,000 |
| Countries where Arabic is an Official Language | 0 | - | 4.85 | 72,754 |
| Africa Cities Map Quiz | 0 | - | 4.97 | 99,523 |
| Flags of Africa Quiz | 0 | - | 5.00 | 477,944 |
| Top 10 Biggest African Countries by Area | 0 | - | 4.99 | 218,733 |
| 10 Southernmost Countries in Africa | 0 | - | 4.98 | 117,865 |
| 10 Northernmost Countries in Africa | 0 | - | 4.98 | 162,434 |
| Top 10 Smallest African Countries by Area | 0 | - | 4.96 | 41,930 |
| African Countries with the Shortest Names | 0 | - | 4.98 | 154,710 |
| Top African Languages on a Map | 0 | - | 4.94 | 75,299 |
| African Island Countries | 0 | - | 4.96 | 102,552 |
| Countries of Africa with an Empty Map | 0 | - | 5.00 | 244,676 |
| Countries with Glaciers | 0 | - | 4.97 | 105,820 |
| Countries Reducing Carbon Dioxide Emissions the Most | 0 | - | 4.89 | 64,980 |
| Countries with the Most Forest | 0 | - | 4.87 | 148,003 |
| Flags of Oceania | 0 | - | 5.00 | 262,867 |
| All First-Level Subdivisions of Oceania on a Map | 0 | - | 4.95 | 27,744 |
| Australia Cities Map Quiz | 0 | - | 4.83 | 146,556 |
| Australia Country Quiz | 0 | - | 4.43 | 69,842 |
| Australia... or New Zealand? | 0 | - | 4.83 | 62,027 |
| Regions of New Zealand | 0 | - | 4.84 | 28,752 |
| The Only American Country ... | 0 | - | 4.92 | 122,233 |
| American Countries with the Shortest Names | 0 | - | 4.97 | 121,690 |
| Central America and Caribbean Map Quiz | 0 | - | 4.90 | 905,086 |
| North American Capitals - Map Quiz | 0 | - | 4.88 | 58,842 |
| All First-Level Subdivisions of North America on a Map | 0 | - | 4.97 | 65,129 |
| U.S. State Border Crossings | 0 | - | 4.97 | 96,904 |
| U.S. Citizenship Test Questions | 0 | - | 4.83 | 240,845 |
| U.S. Cities with the Most International Tourists | 0 | - | 4.88 | 75,966 |
| Cities and Towns of Massachusetts | 0 | - | 4.93 | 75,036 |
| Countries Larger Than Texas but With Fewer People | 0 | - | 4.92 | 40,282 |
| Mediterranean Countries with an Empty Map | 0 | - | 4.99 | 105,533 |
| European Geography By Letter - P #1 | 0 | - | 4.81 | 98,998 |
| European Diaspora - Top 11 Countries | 0 | - | 4.88 | 96,853 |
| 10 European Countries with the Most Tourists | 0 | - | 4.98 | 138,559 |
| Three Band Flags of Europe | 0 | - | 4.98 | 194,639 |
| Catholic Countries in Europe | 0 | - | 4.83 | 95,794 |
| Biggest Countries in Europe in 1700 | 0 | - | 4.73 | 58,759 |
| Pixelated Europe Map | 0 | - | 4.88 | 123,502 |
| Monarchies of Europe | 0 | - | 4.90 | 98,901 |
| European Countries with One Border | 0 | - | 4.97 | 183,844 |
| European Countries with the Fewest Borders | 0 | - | 4.97 | 180,571 |
| European Geography By Letter - B #2 | 0 | - | 4.87 | 88,915 |
| Countries of Europe in 1815 With a Map | 0 | - | 4.99 | 151,413 |
| Federal Subjects of Russia | 0 | - | 4.95 | 149,592 |
| Countries Formerly in Yugoslavia | 0 | - | 4.95 | 125,491 |
| Regions of France Map Quiz | 0 | - | 4.97 | 145,676 |
| States of Germany Map Quiz | 0 | - | 4.92 | 133,840 |
| States of Germany | 0 | - | 4.95 | 154,601 |
| Germany Immigration by Country | 0 | - | 4.86 | 81,709 |
| Regions of Italy | 0 | - | 4.92 | 77,124 |
| Netherlands Immigration by Country | 0 | - | 4.93 | 52,819 |
| Regions of Spain Quiz | 0 | - | 4.90 | 115,362 |
| Cantons of Switzerland | 0 | - | 4.98 | 51,780 |
| UK Cities Map Quiz | 0 | - | 4.96 | 466,522 |
| Countries and Territories of the United Kingdom | 0 | - | 4.90 | 94,549 |
| Counties of England Map Quiz | 0 | - | 4.97 | 309,093 |
| 10 Closest Megacities to London | 0 | - | 4.90 | 17,843 |
| Champions League Winners | 0 | - | 4.92 | 1,016,507 |
| Asian Geography By Letter - B | 0 | - | 4.85 | 67,057 |
| 10 Asian Countries with the Most Tourists | 0 | - | 4.89 | 106,895 |
| Asian Countries with the Shortest Names | 0 | - | 4.97 | 136,134 |
| "Stan" Countries - Map Quiz | 0 | - | 4.98 | 137,571 |
| Pixelated Asia Map | 0 | - | 4.90 | 73,796 |
| Monarchies of Asia | 0 | - | 4.97 | 71,519 |
| Asian Country Superlatives | 0 | - | 4.84 | 81,298 |
| Provinces of Turkey | 0 | - | 4.95 | 205,999 |
| Provinces of China | 0 | - | 4.97 | 208,136 |
| Japanese Prefectures | 0 | - | 4.99 | 139,080 |
| States of India | 0 | - | 4.94 | 195,972 |
| 10 African Countries with the Most Tourists | 0 | - | 4.39 | 61,036 |
| Africa Geography Quiz #1 | 0 | - | 4.93 | 49,587 |
| African Diaspora - Top 10 Countries | 0 | - | 4.93 | 73,411 |
| The Only African Country ... | 0 | - | 4.99 | 129,699 |
| African Countries by a Single Clue | 0 | - | 4.92 | 68,396 |
| 10 Easternmost Countries in Africa | 0 | - | 4.98 | 25,134 |
| Pixelated Africa Map | 0 | - | 4.98 | 100,477 |
| Countries of Africa - One Minute Sprint | 0 | - | 4.43 | 324,264 |
| Countries Closest to Africa | 0 | - | 4.96 | 157,873 |
| African Countries That Have Been to the FIFA World Cup | 0 | - | 4.89 | 60,091 |
| Name the Constellations - With a Map | 0 | - | 4.91 | 36,227 |
| Morocco Country Quiz | 0 | - | 4.81 | 46,844 |
| D.R. Congo Country Quiz | 0 | - | 4.88 | 39,597 |
| Palau Country Quiz | 0 | - | 4.89 | 23,146 |
| Most Visited Countries by Australians | 0 | - | 4.95 | 90,908 |
| Countries that Visit Australia the Most | 0 | - | 4.92 | 69,625 |
| Countries Closest to Australia | 0 | - | 4.99 | 167,846 |
| Tuvalu Country Quiz | 0 | - | 4.86 | 21,554 |
| Samoa Country Quiz | 0 | - | 4.81 | 20,956 |
| Tonga Country Quiz | 0 | - | 4.83 | 20,624 |
| Top 10 Biggest Economies in the Americas | 0 | - | 4.94 | 92,864 |
| American Countries With No Atlantic Coastline | 0 | - | 4.93 | 92,826 |
| States of Mexico | 0 | - | 4.96 | 178,338 |
| Mexico States Map Quiz | 0 | - | 4.84 | 105,678 |
| Countries of South America with an Empty Map | 0 | - | 4.94 | 105,516 |
| All First-Level Subdivisions of South America on a Map | 0 | - | 4.93 | 54,900 |
| Brazil States Map Quiz | 0 | - | 4.86 | 48,630 |
| States of Brazil | 0 | - | 4.97 | 89,761 |
| Central American Countries | 0 | - | 4.98 | 157,380 |
| Caribbean Countries and Territories | 0 | - | 4.81 | 113,619 |
