| Uruguay Country Quiz | 0 | - | 4.84 | 31,744 |
| North America Map Quiz | 0 | - | 4.98 | 251,898 |
| Third Most Common Language by U.S. State | 0 | - | 4.87 | 113,963 |
| Most Spoken Languages in Canada | 0 | - | 4.91 | 55,548 |
| Countries of North America with an Empty Map | 0 | - | 4.99 | 95,146 |
| Haiti... or Dominican Republic? | 0 | - | 4.70 | 40,847 |
| Most-Spoken Languages of the United States | 0 | - | 4.52 | 222,414 |
| Canada Multiple Choice Quiz | 0 | - | 4.50 | 49,654 |
| Canada Geography Trivia | 0 | - | 4.80 | 47,676 |
| 10 Biggest American Countries by Area | 0 | - | 4.95 | 112,941 |
| Top 10 Most Populous American Countries | 0 | - | 4.96 | 144,761 |
| Name a Valid Answer - United States #1 | 0 | - | 4.62 | 94,372 |
| U.S. Highway Signs By State | 0 | - | 4.46 | 15,567 |
| Native American Tribes in the US | 0 | - | 4.74 | 25,725 |
| States of Mexico | 0 | - | 4.96 | 178,146 |
| Countries of South America with an Empty Map | 0 | - | 4.94 | 105,463 |
| All First-Level Subdivisions of South America on a Map | 0 | - | 4.92 | 54,766 |
| States of Brazil | 0 | - | 4.97 | 89,643 |
| North American Physical Geography | 0 | - | 4.35 | 30,458 |
| Most Populous Native American Tribes | 0 | - | 4.28 | 12,485 |
| Top U.S. Cash Crops | 0 | - | 4.39 | 62,445 |
| Things Named For People #2 - U.S. Centric | 0 | - | 4.21 | 52,724 |
| Largest Asian-American Ethnic Groups | 0 | - | 4.12 | 41,173 |
| American Countries on the Pacific Coast | 0 | - | 4.80 | 49,377 |
| Paraguay... or Uruguay? | 0 | - | 4.55 | 26,780 |
| European Countries by First 2 Letters | 0 | - | 4.95 | 532,370 |
| U.S. Geography - Multiple Choice | 0 | - | 4.41 | 24,901 |
| Asian Countries by First 2 Letters | 0 | - | 4.92 | 280,606 |
| African Countries by First 2 Letters | 0 | - | 4.96 | 269,299 |
| The U.S. Pledge of Allegiance | 0 | - | 4.00 | 18,406 |
| Europe Map Quiz | 0 | - | 5.00 | 4,786,640 |
| Oceania Map Quiz | 0 | - | 4.98 | 659,110 |
| Australian Capitals | 0 | - | 4.92 | 62,826 |
| Islands of the Galápagos | 0 | - | 4.54 | 4,795 |
| Count to 10 in Europe: Pro | 0 | - | 4.86 | 69,690 |
| Official European Union Languages | 0 | - | 4.97 | 239,717 |
| European Countries in their Native Language | 0 | - | 4.99 | 158,600 |
| Europe by Borders in 30 Seconds | 0 | - | 4.98 | 430,736 |
| East Asia Map Quiz | 0 | - | 4.99 | 1,452,229 |
| Asia Map Quiz | 0 | - | 4.99 | 924,783 |
| Africa Map Quiz | 0 | - | 5.00 | 2,128,162 |
| Oceanian Capitals - Map Quiz | 0 | - | 4.96 | 51,422 |
| Australia Map Quiz | 0 | - | 4.95 | 346,092 |
| Largest Land Animals of the Americas | 0 | - | 4.39 | 20,319 |
| New World Crops | 0 | - | 4.38 | 30,961 |
| Hispanic Last Names in the U.S. | 0 | - | 4.31 | 54,853 |
| History of Mexico | 0 | - | 4.52 | 15,362 |
| South American Geography Quiz #2 | 0 | - | 4.41 | 43,988 |
| South American Geography Quiz #1 | 0 | - | 4.63 | 32,885 |
| Word Chain - South America | 0 | - | 4.51 | 24,001 |
| United States Map Quiz | 0 | - | 4.98 | 4,170,740 |
| Mediterranean Countries Quiz | 0 | - | 4.99 | 213,853 |
| Countries with Territorial Claims in Antarctica | 0 | - | 4.94 | 92,899 |
| Countries That Use the Euro | 0 | - | 4.95 | 106,698 |
| Europe Cities Map Quiz | 0 | - | 4.99 | 366,151 |
| Europe Geography Decoder | 0 | - | 4.86 | 70,291 |
| 10 Easternmost Countries in Europe | 0 | - | 4.87 | 117,031 |
| The Only European Country ... | 0 | - | 4.91 | 218,880 |
| European Countries NOT in NATO | 0 | - | 4.91 | 62,448 |
| Countries that Beat Switzerland | 0 | - | 4.88 | 42,048 |
| South and Central Asia Map Quiz | 0 | - | 4.94 | 99,895 |
| Middle East Map Quiz | 0 | - | 4.99 | 1,387,087 |
| Countries of Africa | 0 | - | 5.00 | 2,558,572 |
| Landlocked Countries in Africa | 0 | - | 4.99 | 47,811 |
| African East Coast | 0 | - | 4.96 | 96,727 |
| Western Africa Map Quiz | 0 | - | 4.98 | 74,567 |
| Australian States and Territories | 0 | - | 4.96 | 142,814 |
| Australian Immigration by Country | 0 | - | 4.81 | 77,492 |
| Australia True or False | 0 | - | 4.87 | 57,130 |
| Flags of North and South America | 0 | - | 4.99 | 376,728 |
| Latin American Countries Map Quiz | 0 | - | 4.98 | 130,608 |
| South America Map Quiz | 0 | - | 5.00 | 1,556,330 |
| South American Physical Geography | 0 | - | 4.58 | 18,400 |
| Countries of North America Quiz | 0 | - | 5.00 | 1,030,927 |
| Canada Provinces and Territories | 0 | - | 5.00 | 345,979 |
| Canada Provinces Map Quiz | 0 | - | 4.99 | 644,416 |
| Straight Shot to Antarctica | 0 | - | 4.94 | 43,158 |
| Add A Letter - Make a European City | 0 | - | 4.90 | 23,499 |
| Flags of Europe Quiz | 0 | - | 4.99 | 1,257,191 |
| Celtic Nations | 0 | - | 4.61 | 47,089 |
| Countries of Europe - One Minute Sprint | 0 | - | 4.94 | 1,335,298 |
| 10 Biggest European Countries by Area | 0 | - | 4.99 | 193,466 |
| 10 Westernmost Countries in Europe | 0 | - | 4.96 | 152,011 |
| Top 10 Languages Spoken in Europe | 0 | - | 4.96 | 220,654 |
| European Landmarks Map Quiz | 0 | - | 4.97 | 87,741 |
| Most Guessed Cities in Europe - Not Capitals | 0 | - | 4.83 | 87,994 |
| Countries of Europe with an Empty Map | 0 | - | 5.00 | 312,641 |
| All First-Level Subdivisions of Europe on a Map | 0 | - | 4.99 | 175,598 |
| Countries of Europe in 1650 with a Map | 0 | - | 4.95 | 70,320 |
| Countries with Territory in the Balkans | 0 | - | 4.96 | 90,142 |
| Eastern Europe Map Quiz | 0 | - | 4.91 | 128,750 |
| Slavic Countries | 0 | - | 4.96 | 112,333 |
| Germany Multiple Choice | 0 | - | 4.84 | 54,680 |
| States of the German Confederation in 1848 | 0 | - | 4.90 | 32,426 |
| Counties of England | 0 | - | 4.97 | 802,573 |
| "Big Five" European Soccer Champions Since 2000 | 0 | - | 4.97 | 361,407 |
| Flags of Asia Quiz | 0 | - | 4.99 | 619,851 |
| East Asia Cities Map Quiz | 0 | - | 4.96 | 110,775 |
| 10 Biggest Asian Countries by Area | 0 | - | 4.97 | 154,492 |
| 10 Southernmost Countries in Asia | 0 | - | 4.97 | 99,876 |
| 10 Easternmost Countries in Asia | 0 | - | 4.99 | 109,117 |
| Countries of Asia with Two or More Words | 0 | - | 4.96 | 127,776 |
| Asian Countries Ending in "IA" | 0 | - | 4.96 | 108,289 |
| Top Asian Languages on a Map | 0 | - | 4.95 | 72,042 |
| Countries of Asia with an Empty Map | 0 | - | 4.98 | 231,549 |
| All First-Level Subdivisions of Asia on a Map | 0 | - | 4.91 | 50,554 |
| Countries of the Middle East | 0 | - | 4.96 | 202,727 |
| Countries where Arabic is an Official Language | 0 | - | 4.85 | 72,730 |
| Africa Cities Map Quiz | 0 | - | 4.97 | 99,499 |
| Flags of Africa Quiz | 0 | - | 5.00 | 477,169 |
| Top 10 Biggest African Countries by Area | 0 | - | 4.99 | 218,304 |
| 10 Southernmost Countries in Africa | 0 | - | 4.98 | 117,574 |
| 10 Northernmost Countries in Africa | 0 | - | 4.98 | 162,233 |
| Top 10 Smallest African Countries by Area | 0 | - | 4.96 | 34,097 |
| African Countries with the Shortest Names | 0 | - | 4.98 | 154,555 |
| Top African Languages on a Map | 0 | - | 4.94 | 75,200 |
| African Island Countries | 0 | - | 4.96 | 102,408 |
| Countries of Africa with an Empty Map | 0 | - | 5.00 | 244,563 |
| Morocco Country Quiz | 0 | - | 4.81 | 46,802 |
| D.R. Congo Country Quiz | 0 | - | 4.88 | 39,570 |
| Flags of Oceania | 0 | - | 5.00 | 262,521 |
| All First-Level Subdivisions of Oceania on a Map | 0 | - | 4.95 | 27,690 |
| Palau Country Quiz | 0 | - | 4.89 | 23,138 |
| Australia Cities Map Quiz | 0 | - | 4.83 | 146,469 |
| Australia Country Quiz | 0 | - | 4.43 | 69,826 |
| Most Visited Countries by Australians | 0 | - | 4.95 | 90,884 |
| Countries that Visit Australia the Most | 0 | - | 4.92 | 69,576 |
| Countries Closest to Australia | 0 | - | 4.99 | 167,782 |
| Australia... or New Zealand? | 0 | - | 4.83 | 61,985 |
| Regions of New Zealand | 0 | - | 4.84 | 28,736 |
| Tuvalu Country Quiz | 0 | - | 4.86 | 21,544 |
| Samoa Country Quiz | 0 | - | 4.81 | 20,946 |
| Tonga Country Quiz | 0 | - | 4.83 | 20,612 |
| The Only American Country ... | 0 | - | 4.92 | 122,188 |
| American Countries with the Shortest Names | 0 | - | 4.96 | 121,626 |
| Top 10 Biggest Economies in the Americas | 0 | - | 4.94 | 92,810 |
| American Countries With No Atlantic Coastline | 0 | - | 4.93 | 92,787 |
| Places Mentioned in the Song "Kokomo" | 0 | - | 4.44 | 17,077 |
| Famous Mexicans and Mexican-Americans | 0 | - | 4.15 | 16,963 |
| Mexico States Map Quiz | 0 | - | 4.84 | 105,571 |
| Famous People from South America | 0 | - | 4.15 | 22,098 |
| South America A-Z | 0 | - | 4.15 | 10,944 |
| Brazil States Map Quiz | 0 | - | 4.86 | 48,555 |
| Central America and Caribbean Map Quiz | 0 | - | 4.90 | 904,906 |
| Central American Countries | 0 | - | 4.98 | 157,284 |
| Caribbean Countries and Territories | 0 | - | 4.81 | 113,566 |
| Caribbean / Lesser Antilles Map Quiz | 0 | - | 4.99 | 150,398 |
| Largest Caribbean Islands | 0 | - | 4.07 | 16,783 |
| Famous Caribbean People | 0 | - | 4.37 | 12,658 |
| Saintly Islands of the Caribbean | 0 | - | 4.32 | 24,143 |
| North American Capitals - Map Quiz | 0 | - | 4.88 | 58,794 |
| All First-Level Subdivisions of North America on a Map | 0 | - | 4.97 | 64,973 |
| U.S. State Border Crossings | 0 | - | 4.97 | 96,868 |
| Name the U.S. National Parks | 0 | - | 4.86 | 60,443 |
| U.S. Citizenship Test Questions | 0 | - | 4.83 | 240,784 |
| Total United States Immigration by Country | 0 | - | 4.91 | 112,358 |
| U.S. Cities with the Most International Tourists | 0 | - | 4.88 | 75,921 |
| Most Common U.S. Last Names - Extreme | 0 | - | 4.94 | 175,491 |
| "Do Not Travel" Countries for U.S. Citizens | 0 | - | 4.97 | 246,333 |
| U.S. Cabinet Departments | 0 | - | 4.86 | 73,088 |
| Cities and Towns of Massachusetts | 0 | - | 4.93 | 74,952 |
| Top 10 Non-English Languages Spoken in New York City | 0 | - | 4.85 | 66,699 |
| Countries Larger Than Texas but With Fewer People | 0 | - | 4.92 | 40,247 |
| US States Quiz | 0 | - | 5.00 | 16,989,504 |
| States of the U.S. in Alphabetical Order | 0 | - | 4.98 | 368,547 |
| Flags of the Mediterranean | 0 | - | 4.94 | 149,299 |
| Mediterranean Countries with an Empty Map | 0 | - | 4.99 | 105,474 |
| Countries Bordering the Mediterranean - Map Quiz | 0 | - | 4.86 | 89,441 |
| European Geography By Letter - P #1 | 0 | - | 4.81 | 98,748 |
| Top 10 Coldest European Countries | 0 | - | 4.94 | 193,844 |
| Top 10 Hottest European Countries | 0 | - | 4.88 | 127,757 |
| European Diaspora - Top 11 Countries | 0 | - | 4.88 | 96,448 |
| 10 European Countries with the Most Tourists | 0 | - | 4.98 | 138,443 |
| Three Band Flags of Europe | 0 | - | 4.98 | 194,514 |
| Catholic Countries in Europe | 0 | - | 4.83 | 95,734 |
| Biggest Countries in Europe in 1700 | 0 | - | 4.73 | 58,739 |
| Top 10 Biggest Economies in Europe | 0 | - | 4.98 | 200,638 |
| Pixelated Europe Map | 0 | - | 4.88 | 123,444 |
| Monarchies of Europe | 0 | - | 4.90 | 98,825 |
| European Countries with One Border | 0 | - | 4.97 | 183,737 |
| European Countries with the Fewest Borders | 0 | - | 4.97 | 180,482 |
| Category Elimination - European Geography #1 | 0 | - | 4.98 | 235,720 |
| European Map without 10 Random Countries | 0 | - | 4.97 | 278,824 |
| European Geography By Letter - B #2 | 0 | - | 4.87 | 88,606 |
| Category Elimination - European Geography #2 | 0 | - | 4.99 | 168,830 |
| Countries of Europe in 1815 With a Map | 0 | - | 4.99 | 151,322 |
| Name a Valid European Country #1 | 0 | - | 4.99 | 264,461 |
| Name a Valid European Country #2 | 0 | - | 4.94 | 115,836 |
| Category Elimination - European Geography #3 | 0 | - | 4.86 | 81,948 |
| Russia Country Quiz | 0 | - | 4.83 | 115,284 |
| Federal Subjects of Russia | 0 | - | 4.95 | 149,382 |
| Countries That Border Russia | 0 | - | 4.98 | 464,409 |
| Croatia Country Quiz | 0 | - | 4.83 | 43,721 |
| Countries Formerly in Yugoslavia | 0 | - | 4.95 | 125,443 |
| Bosnia and Herzegovina Country Quiz | 0 | - | 4.86 | 35,569 |
| Andorra Country Quiz | 0 | - | 4.91 | 31,923 |
| Regions of France Map Quiz | 0 | - | 4.97 | 145,591 |
| France Cities Map Quiz | 0 | - | 4.96 | 167,764 |
| Departments of France | 0 | - | 4.93 | 55,107 |
| Countries Bordering France | 0 | - | 4.83 | 404,786 |
