| Uruguay Country Quiz | 0 | - | 4.84 | 31,787 |
| North America Map Quiz | 0 | - | 4.98 | 252,826 |
| Third Most Common Language by U.S. State | 0 | - | 4.87 | 114,039 |
| Most Spoken Languages in Canada | 0 | - | 4.91 | 55,664 |
| Countries of North America with an Empty Map | 0 | - | 4.99 | 95,316 |
| Haiti... or Dominican Republic? | 0 | - | 4.70 | 40,872 |
| Most-Spoken Languages of the United States | 0 | - | 4.52 | 223,144 |
| Canada Multiple Choice Quiz | 0 | - | 4.50 | 49,753 |
| Canada Geography Trivia | 0 | - | 4.80 | 47,715 |
| 10 Biggest American Countries by Area | 0 | - | 4.95 | 113,084 |
| Top 10 Most Populous American Countries | 0 | - | 4.96 | 144,977 |
| Name a Valid Answer - United States #1 | 0 | - | 4.61 | 94,487 |
| U.S. Highway Signs By State | 0 | - | 4.47 | 15,602 |
| Native American Tribes in the US | 0 | - | 4.74 | 25,758 |
| States of Mexico | 0 | - | 4.96 | 178,777 |
| Countries of South America with an Empty Map | 0 | - | 4.95 | 105,629 |
| All First-Level Subdivisions of South America on a Map | 0 | - | 4.93 | 55,037 |
| States of Brazil | 0 | - | 4.98 | 90,051 |
| North American Physical Geography | 0 | - | 4.35 | 30,477 |
| Most Populous Native American Tribes | 0 | - | 4.28 | 12,498 |
| Top U.S. Cash Crops | 0 | - | 4.39 | 62,479 |
| Things Named For People #2 - U.S. Centric | 0 | - | 4.21 | 52,743 |
| Largest Asian-American Ethnic Groups | 0 | - | 4.12 | 41,215 |
| American Countries on the Pacific Coast | 0 | - | 4.80 | 49,415 |
| Paraguay... or Uruguay? | 0 | - | 4.55 | 26,805 |
| European Countries by First 2 Letters | 0 | - | 4.95 | 533,072 |
| U.S. Geography - Multiple Choice | 0 | - | 4.41 | 24,943 |
| Asian Countries by First 2 Letters | 0 | - | 4.91 | 281,040 |
| African Countries by First 2 Letters | 0 | - | 4.96 | 269,667 |
| The U.S. Pledge of Allegiance | 0 | - | 4.00 | 18,418 |
| Europe Map Quiz | 0 | - | 5.00 | 4,793,569 |
| Oceania Map Quiz | 0 | - | 4.98 | 660,418 |
| Australian Capitals | 0 | - | 4.92 | 62,863 |
| Islands of the Galápagos | 0 | - | 4.54 | 4,801 |
| Count to 10 in Europe: Pro | 0 | - | 4.86 | 69,870 |
| Official European Union Languages | 0 | - | 4.97 | 240,375 |
| European Countries in their Native Language | 0 | - | 4.99 | 158,829 |
| Europe by Borders in 30 Seconds | 0 | - | 4.98 | 431,412 |
| East Asia Map Quiz | 0 | - | 4.99 | 1,453,470 |
| Asia Map Quiz | 0 | - | 4.99 | 926,806 |
| Africa Map Quiz | 0 | - | 5.00 | 2,130,846 |
| Oceanian Capitals - Map Quiz | 0 | - | 4.96 | 51,609 |
| Australia Map Quiz | 0 | - | 4.95 | 346,511 |
| Largest Land Animals of the Americas | 0 | - | 4.39 | 20,329 |
| New World Crops | 0 | - | 4.38 | 30,980 |
| Hispanic Last Names in the U.S. | 0 | - | 4.31 | 54,882 |
| History of Mexico | 0 | - | 4.52 | 15,376 |
| South American Geography Quiz #1 | 0 | - | 4.63 | 32,934 |
| Word Chain - South America | 0 | - | 4.51 | 24,022 |
| United States Map Quiz | 0 | - | 4.98 | 4,173,631 |
| Mediterranean Countries Quiz | 0 | - | 4.99 | 214,358 |
| Countries with Territorial Claims in Antarctica | 0 | - | 4.94 | 92,994 |
| Countries That Use the Euro | 0 | - | 4.95 | 107,252 |
| Europe Cities Map Quiz | 0 | - | 4.99 | 366,604 |
| Europe Geography Decoder | 0 | - | 4.87 | 70,385 |
| 10 Easternmost Countries in Europe | 0 | - | 4.87 | 117,500 |
| The Only European Country ... | 0 | - | 4.91 | 219,607 |
| European Countries NOT in NATO | 0 | - | 4.91 | 62,841 |
| Countries that Beat Switzerland | 0 | - | 4.88 | 42,107 |
| South and Central Asia Map Quiz | 0 | - | 4.94 | 100,180 |
| Middle East Map Quiz | 0 | - | 4.99 | 1,388,066 |
| Countries of Africa | 0 | - | 5.00 | 2,564,884 |
| Landlocked Countries in Africa | 0 | - | 4.99 | 48,260 |
| African East Coast | 0 | - | 4.96 | 96,930 |
| Western Africa Map Quiz | 0 | - | 4.98 | 74,820 |
| Australian States and Territories | 0 | - | 4.96 | 143,067 |
| Australian Immigration by Country | 0 | - | 4.81 | 77,545 |
| Australia True or False | 0 | - | 4.87 | 57,216 |
| Flags of North and South America | 0 | - | 4.99 | 378,192 |
| Latin American Countries Map Quiz | 0 | - | 4.98 | 130,880 |
| South America Map Quiz | 0 | - | 5.00 | 1,558,479 |
| South American Geography Quiz #2 | 0 | - | 4.40 | 44,355 |
| South American Physical Geography | 0 | - | 4.58 | 18,413 |
| Countries of North America Quiz | 0 | - | 5.00 | 1,033,384 |
| Canada Provinces and Territories | 0 | - | 5.00 | 347,129 |
| Canada Provinces Map Quiz | 0 | - | 4.99 | 645,424 |
| Straight Shot to Antarctica | 0 | - | 4.94 | 43,248 |
| Flags of Europe Quiz | 0 | - | 4.99 | 1,261,549 |
| Celtic Nations | 0 | - | 4.61 | 47,129 |
| Countries of Europe - One Minute Sprint | 0 | - | 4.94 | 1,337,272 |
| 10 Biggest European Countries by Area | 0 | - | 4.99 | 193,788 |
| 10 Westernmost Countries in Europe | 0 | - | 4.96 | 152,538 |
| Top 10 Languages Spoken in Europe | 0 | - | 4.96 | 221,291 |
| European Landmarks Map Quiz | 0 | - | 4.97 | 87,911 |
| Most Guessed Cities in Europe - Not Capitals | 0 | - | 4.83 | 88,140 |
| Countries of Europe with an Empty Map | 0 | - | 5.00 | 313,204 |
| All First-Level Subdivisions of Europe on a Map | 0 | - | 4.99 | 176,540 |
| Countries of Europe in 1650 with a Map | 0 | - | 4.95 | 70,754 |
| Countries with Territory in the Balkans | 0 | - | 4.96 | 90,375 |
| Eastern Europe Map Quiz | 0 | - | 4.91 | 128,919 |
| Slavic Countries | 0 | - | 4.96 | 112,515 |
| Germany Multiple Choice | 0 | - | 4.84 | 54,754 |
| States of the German Confederation in 1848 | 0 | - | 4.90 | 32,511 |
| Counties of England | 0 | - | 4.97 | 804,334 |
| "Big Five" European Soccer Champions Since 2000 | 0 | - | 4.97 | 362,695 |
| Flags of Asia Quiz | 0 | - | 4.99 | 621,992 |
| East Asia Cities Map Quiz | 0 | - | 4.96 | 110,943 |
| 10 Biggest Asian Countries by Area | 0 | - | 4.97 | 154,731 |
| 10 Southernmost Countries in Asia | 0 | - | 4.97 | 100,083 |
| 10 Easternmost Countries in Asia | 0 | - | 4.99 | 109,329 |
| Countries of Asia with Two or More Words | 0 | - | 4.96 | 128,032 |
| Asian Countries Ending in "IA" | 0 | - | 4.96 | 108,492 |
| Top Asian Languages on a Map | 0 | - | 4.95 | 72,230 |
| Countries of Asia with an Empty Map | 0 | - | 4.98 | 231,905 |
| All First-Level Subdivisions of Asia on a Map | 0 | - | 4.92 | 50,802 |
| Countries of the Middle East | 0 | - | 4.96 | 203,280 |
| Countries where Arabic is an Official Language | 0 | - | 4.85 | 72,820 |
| Africa Cities Map Quiz | 0 | - | 4.97 | 99,578 |
| Flags of Africa Quiz | 0 | - | 5.00 | 479,159 |
| Top 10 Biggest African Countries by Area | 0 | - | 4.99 | 219,176 |
| 10 Southernmost Countries in Africa | 0 | - | 4.98 | 118,069 |
| 10 Northernmost Countries in Africa | 0 | - | 4.98 | 162,709 |
| Top 10 Smallest African Countries by Area | 0 | - | 4.95 | 47,593 |
| African Countries with the Shortest Names | 0 | - | 4.98 | 154,976 |
| Top African Languages on a Map | 0 | - | 4.94 | 75,491 |
| African Island Countries | 0 | - | 4.96 | 102,746 |
| Countries of Africa with an Empty Map | 0 | - | 5.00 | 244,887 |
| All First-Level Subdivisions of Africa on a Map | 0 | - | 4.92 | 33,804 |
| Add A Letter - Make a European City | 0 | - | 4.88 | 23,535 |
| D.R. Congo Country Quiz | 0 | - | 4.88 | 39,647 |
| Flags of Oceania | 0 | - | 5.00 | 263,510 |
| All First-Level Subdivisions of Oceania on a Map | 0 | - | 4.95 | 27,809 |
| Palau Country Quiz | 0 | - | 4.89 | 23,168 |
| Australia Cities Map Quiz | 0 | - | 4.83 | 146,692 |
| Australia Country Quiz | 0 | - | 4.43 | 69,890 |
| Most Visited Countries by Australians | 0 | - | 4.95 | 90,957 |
| Countries that Visit Australia the Most | 0 | - | 4.92 | 69,712 |
| Countries Closest to Australia | 0 | - | 4.99 | 167,959 |
| Australia... or New Zealand? | 0 | - | 4.83 | 62,116 |
| Regions of New Zealand | 0 | - | 4.84 | 28,800 |
| Tuvalu Country Quiz | 0 | - | 4.86 | 21,565 |
| Samoa Country Quiz | 0 | - | 4.81 | 20,974 |
| Tonga Country Quiz | 0 | - | 4.83 | 20,638 |
| The Only American Country ... | 0 | - | 4.92 | 122,355 |
| American Countries with the Shortest Names | 0 | - | 4.97 | 121,781 |
| Top 10 Biggest Economies in the Americas | 0 | - | 4.94 | 92,953 |
| American Countries With No Atlantic Coastline | 0 | - | 4.93 | 92,904 |
| Famous Mexicans and Mexican-Americans | 0 | - | 4.15 | 16,968 |
| Mexico States Map Quiz | 0 | - | 4.85 | 105,794 |
| Famous People from South America | 0 | - | 4.15 | 22,137 |
| South America A-Z | 0 | - | 4.15 | 10,958 |
| Brazil States Map Quiz | 0 | - | 4.86 | 48,730 |
| Central America and Caribbean Map Quiz | 0 | - | 4.90 | 905,503 |
| Central American Countries | 0 | - | 4.98 | 157,557 |
| Caribbean Countries and Territories | 0 | - | 4.81 | 113,694 |
| Caribbean / Lesser Antilles Map Quiz | 0 | - | 4.99 | 151,079 |
| Largest Caribbean Islands | 0 | - | 4.07 | 16,805 |
| Famous Caribbean People | 0 | - | 4.37 | 12,668 |
| Saintly Islands of the Caribbean | 0 | - | 4.32 | 24,178 |
| North American Capitals - Map Quiz | 0 | - | 4.88 | 58,975 |
| All First-Level Subdivisions of North America on a Map | 0 | - | 4.97 | 65,314 |
| U.S. State Border Crossings | 0 | - | 4.97 | 96,965 |
| Name the U.S. National Parks | 0 | - | 4.86 | 60,600 |
| U.S. Citizenship Test Questions | 0 | - | 4.83 | 240,982 |
| Total United States Immigration by Country | 0 | - | 4.91 | 112,568 |
| U.S. Cities with the Most International Tourists | 0 | - | 4.88 | 76,072 |
| Most Common U.S. Last Names - Extreme | 0 | - | 4.94 | 175,753 |
| "Do Not Travel" Countries for U.S. Citizens | 0 | - | 4.97 | 247,063 |
| U.S. Cabinet Departments | 0 | - | 4.86 | 73,166 |
| Cities and Towns of Massachusetts | 0 | - | 4.93 | 75,217 |
| Top 10 Non-English Languages Spoken in New York City | 0 | - | 4.85 | 66,827 |
| Countries Larger Than Texas but With Fewer People | 0 | - | 4.92 | 40,337 |
| US States Quiz | 0 | - | 5.00 | 17,023,897 |
| States of the U.S. in Alphabetical Order | 0 | - | 4.98 | 368,899 |
| Flags of the Mediterranean | 0 | - | 4.94 | 149,538 |
| Mediterranean Countries with an Empty Map | 0 | - | 4.99 | 105,621 |
| Countries Bordering the Mediterranean - Map Quiz | 0 | - | 4.86 | 89,542 |
| European Geography By Letter - P #1 | 0 | - | 4.81 | 99,098 |
| Top 10 Coldest European Countries | 0 | - | 4.94 | 194,078 |
| Top 10 Hottest European Countries | 0 | - | 4.88 | 127,955 |
| European Diaspora - Top 11 Countries | 0 | - | 4.88 | 96,997 |
| 10 European Countries with the Most Tourists | 0 | - | 4.98 | 138,735 |
| Three Band Flags of Europe | 0 | - | 4.98 | 194,876 |
| Catholic Countries in Europe | 0 | - | 4.83 | 95,914 |
| Biggest Countries in Europe in 1700 | 0 | - | 4.73 | 58,828 |
| Top 10 Biggest Economies in Europe | 0 | - | 4.98 | 200,984 |
| Pixelated Europe Map | 0 | - | 4.88 | 123,631 |
| Monarchies of Europe | 0 | - | 4.90 | 99,044 |
| European Countries with One Border | 0 | - | 4.97 | 184,035 |
| European Countries with the Fewest Borders | 0 | - | 4.97 | 180,748 |
| Category Elimination - European Geography #1 | 0 | - | 4.98 | 236,350 |
| European Map without 10 Random Countries | 0 | - | 4.97 | 279,335 |
| European Geography By Letter - B #2 | 0 | - | 4.87 | 89,083 |
| Category Elimination - European Geography #2 | 0 | - | 4.99 | 169,271 |
| Countries of Europe in 1815 With a Map | 0 | - | 4.99 | 151,562 |
| Name a Valid European Country #1 | 0 | - | 4.99 | 265,395 |
| Name a Valid European Country #2 | 0 | - | 4.94 | 116,130 |
| Category Elimination - European Geography #3 | 0 | - | 4.86 | 82,180 |
| Russia Country Quiz | 0 | - | 4.83 | 115,451 |
| Federal Subjects of Russia | 0 | - | 4.95 | 149,946 |
| Countries That Border Russia | 0 | - | 4.98 | 464,933 |
| Croatia Country Quiz | 0 | - | 4.83 | 43,835 |
| Countries Formerly in Yugoslavia | 0 | - | 4.95 | 125,588 |
| Bosnia and Herzegovina Country Quiz | 0 | - | 4.83 | 35,643 |
| Andorra Country Quiz | 0 | - | 4.91 | 31,991 |
| Regions of France Map Quiz | 0 | - | 4.97 | 145,821 |
| France Cities Map Quiz | 0 | - | 4.96 | 168,005 |
| Departments of France | 0 | - | 4.93 | 55,407 |
| Countries Bordering France | 0 | - | 4.83 | 405,373 |
| Germany Country Quiz | 0 | - | 4.82 | 159,059 |
