| Uruguay Country Quiz | 0 | - | 4.84 | 31,765 |
| North America Map Quiz | 0 | - | 4.98 | 252,238 |
| Third Most Common Language by U.S. State | 0 | - | 4.87 | 113,993 |
| Most Spoken Languages in Canada | 0 | - | 4.91 | 55,594 |
| Countries of North America with an Empty Map | 0 | - | 4.99 | 95,223 |
| Haiti... or Dominican Republic? | 0 | - | 4.70 | 40,855 |
| Most-Spoken Languages of the United States | 0 | - | 4.52 | 222,707 |
| Canada Multiple Choice Quiz | 0 | - | 4.50 | 49,703 |
| Canada Geography Trivia | 0 | - | 4.80 | 47,693 |
| 10 Biggest American Countries by Area | 0 | - | 4.95 | 113,016 |
| Top 10 Most Populous American Countries | 0 | - | 4.96 | 144,880 |
| Name a Valid Answer - United States #1 | 0 | - | 4.61 | 94,410 |
| U.S. Highway Signs By State | 0 | - | 4.47 | 15,585 |
| Native American Tribes in the US | 0 | - | 4.74 | 25,736 |
| States of Mexico | 0 | - | 4.96 | 178,361 |
| Countries of South America with an Empty Map | 0 | - | 4.95 | 105,526 |
| All First-Level Subdivisions of South America on a Map | 0 | - | 4.93 | 54,909 |
| States of Brazil | 0 | - | 4.97 | 89,800 |
| North American Physical Geography | 0 | - | 4.35 | 30,466 |
| Most Populous Native American Tribes | 0 | - | 4.28 | 12,489 |
| Top U.S. Cash Crops | 0 | - | 4.39 | 62,459 |
| Things Named For People #2 - U.S. Centric | 0 | - | 4.21 | 52,732 |
| Largest Asian-American Ethnic Groups | 0 | - | 4.12 | 41,190 |
| American Countries on the Pacific Coast | 0 | - | 4.80 | 49,391 |
| Paraguay... or Uruguay? | 0 | - | 4.55 | 26,788 |
| European Countries by First 2 Letters | 0 | - | 4.95 | 532,620 |
| U.S. Geography - Multiple Choice | 0 | - | 4.41 | 24,922 |
| Asian Countries by First 2 Letters | 0 | - | 4.92 | 280,784 |
| African Countries by First 2 Letters | 0 | - | 4.96 | 269,459 |
| The U.S. Pledge of Allegiance | 0 | - | 4.00 | 18,409 |
| Europe Map Quiz | 0 | - | 5.00 | 4,789,416 |
| Oceania Map Quiz | 0 | - | 4.98 | 659,647 |
| Australian Capitals | 0 | - | 4.92 | 62,838 |
| Islands of the Galápagos | 0 | - | 4.54 | 4,799 |
| Count to 10 in Europe: Pro | 0 | - | 4.86 | 69,761 |
| Official European Union Languages | 0 | - | 4.97 | 239,864 |
| European Countries in their Native Language | 0 | - | 4.99 | 158,693 |
| Europe by Borders in 30 Seconds | 0 | - | 4.98 | 431,029 |
| East Asia Map Quiz | 0 | - | 4.99 | 1,452,723 |
| Asia Map Quiz | 0 | - | 4.99 | 925,540 |
| Africa Map Quiz | 0 | - | 5.00 | 2,129,217 |
| Oceanian Capitals - Map Quiz | 0 | - | 4.96 | 51,489 |
| Australia Map Quiz | 0 | - | 4.95 | 346,248 |
| Largest Land Animals of the Americas | 0 | - | 4.39 | 20,323 |
| New World Crops | 0 | - | 4.38 | 30,970 |
| Hispanic Last Names in the U.S. | 0 | - | 4.31 | 54,864 |
| History of Mexico | 0 | - | 4.52 | 15,367 |
| South American Geography Quiz #2 | 0 | - | 4.41 | 44,194 |
| South American Geography Quiz #1 | 0 | - | 4.63 | 32,914 |
| Word Chain - South America | 0 | - | 4.51 | 24,007 |
| United States Map Quiz | 0 | - | 4.98 | 4,171,964 |
| Mediterranean Countries Quiz | 0 | - | 4.99 | 214,041 |
| Countries with Territorial Claims in Antarctica | 0 | - | 4.94 | 92,945 |
| Countries That Use the Euro | 0 | - | 4.95 | 106,910 |
| Europe Cities Map Quiz | 0 | - | 4.99 | 366,319 |
| Europe Geography Decoder | 0 | - | 4.87 | 70,333 |
| 10 Easternmost Countries in Europe | 0 | - | 4.87 | 117,231 |
| The Only European Country ... | 0 | - | 4.91 | 219,175 |
| European Countries NOT in NATO | 0 | - | 4.91 | 62,602 |
| Countries that Beat Switzerland | 0 | - | 4.88 | 42,065 |
| South and Central Asia Map Quiz | 0 | - | 4.94 | 99,995 |
| Middle East Map Quiz | 0 | - | 4.99 | 1,387,472 |
| Countries of Africa | 0 | - | 5.00 | 2,561,240 |
| Landlocked Countries in Africa | 0 | - | 4.99 | 48,037 |
| African East Coast | 0 | - | 4.96 | 96,810 |
| Western Africa Map Quiz | 0 | - | 4.98 | 74,663 |
| Australian States and Territories | 0 | - | 4.96 | 142,897 |
| Australian Immigration by Country | 0 | - | 4.81 | 77,511 |
| Australia True or False | 0 | - | 4.87 | 57,160 |
| Flags of North and South America | 0 | - | 4.99 | 377,291 |
| Latin American Countries Map Quiz | 0 | - | 4.98 | 130,696 |
| South America Map Quiz | 0 | - | 5.00 | 1,557,012 |
| South American Physical Geography | 0 | - | 4.58 | 18,407 |
| Countries of North America Quiz | 0 | - | 5.00 | 1,032,012 |
| Canada Provinces and Territories | 0 | - | 5.00 | 346,437 |
| Canada Provinces Map Quiz | 0 | - | 4.99 | 644,770 |
| Straight Shot to Antarctica | 0 | - | 4.94 | 43,195 |
| Add A Letter - Make a European City | 0 | - | 4.90 | 23,512 |
| Flags of Europe Quiz | 0 | - | 4.99 | 1,258,920 |
| Celtic Nations | 0 | - | 4.61 | 47,105 |
| Countries of Europe - One Minute Sprint | 0 | - | 4.94 | 1,336,077 |
| 10 Biggest European Countries by Area | 0 | - | 4.99 | 193,611 |
| 10 Westernmost Countries in Europe | 0 | - | 4.96 | 152,123 |
| Top 10 Languages Spoken in Europe | 0 | - | 4.96 | 220,931 |
| European Landmarks Map Quiz | 0 | - | 4.97 | 87,807 |
| Most Guessed Cities in Europe - Not Capitals | 0 | - | 4.83 | 88,047 |
| Countries of Europe with an Empty Map | 0 | - | 5.00 | 312,849 |
| All First-Level Subdivisions of Europe on a Map | 0 | - | 4.99 | 176,001 |
| Countries of Europe in 1650 with a Map | 0 | - | 4.95 | 70,528 |
| Countries with Territory in the Balkans | 0 | - | 4.96 | 90,233 |
| Eastern Europe Map Quiz | 0 | - | 4.91 | 128,817 |
| Slavic Countries | 0 | - | 4.96 | 112,411 |
| Germany Multiple Choice | 0 | - | 4.84 | 54,704 |
| States of the German Confederation in 1848 | 0 | - | 4.90 | 32,472 |
| Counties of England | 0 | - | 4.97 | 803,247 |
| "Big Five" European Soccer Champions Since 2000 | 0 | - | 4.97 | 361,915 |
| Flags of Asia Quiz | 0 | - | 4.99 | 620,741 |
| East Asia Cities Map Quiz | 0 | - | 4.96 | 110,853 |
| 10 Biggest Asian Countries by Area | 0 | - | 4.97 | 154,590 |
| 10 Southernmost Countries in Asia | 0 | - | 4.97 | 99,965 |
| 10 Easternmost Countries in Asia | 0 | - | 4.99 | 109,200 |
| Countries of Asia with Two or More Words | 0 | - | 4.96 | 127,867 |
| Asian Countries Ending in "IA" | 0 | - | 4.96 | 108,353 |
| Top Asian Languages on a Map | 0 | - | 4.95 | 72,116 |
| Countries of Asia with an Empty Map | 0 | - | 4.98 | 231,693 |
| All First-Level Subdivisions of Asia on a Map | 0 | - | 4.92 | 50,644 |
| Countries of the Middle East | 0 | - | 4.96 | 203,017 |
| Countries where Arabic is an Official Language | 0 | - | 4.85 | 72,759 |
| Africa Cities Map Quiz | 0 | - | 4.97 | 99,527 |
| Flags of Africa Quiz | 0 | - | 5.00 | 478,001 |
| Top 10 Biggest African Countries by Area | 0 | - | 4.99 | 218,818 |
| 10 Southernmost Countries in Africa | 0 | - | 4.98 | 117,900 |
| 10 Northernmost Countries in Africa | 0 | - | 4.98 | 162,466 |
| Top 10 Smallest African Countries by Area | 0 | - | 4.95 | 43,509 |
| African Countries with the Shortest Names | 0 | - | 4.98 | 154,734 |
| Top African Languages on a Map | 0 | - | 4.94 | 75,308 |
| African Island Countries | 0 | - | 4.96 | 102,578 |
| Countries of Africa with an Empty Map | 0 | - | 5.00 | 244,683 |
| Morocco Country Quiz | 0 | - | 4.81 | 46,850 |
| D.R. Congo Country Quiz | 0 | - | 4.88 | 39,600 |
| Flags of Oceania | 0 | - | 5.00 | 262,911 |
| All First-Level Subdivisions of Oceania on a Map | 0 | - | 4.95 | 27,745 |
| Palau Country Quiz | 0 | - | 4.89 | 23,152 |
| Australia Cities Map Quiz | 0 | - | 4.83 | 146,561 |
| Australia Country Quiz | 0 | - | 4.43 | 69,847 |
| Most Visited Countries by Australians | 0 | - | 4.95 | 90,909 |
| Countries that Visit Australia the Most | 0 | - | 4.92 | 69,632 |
| Countries Closest to Australia | 0 | - | 4.99 | 167,848 |
| Australia... or New Zealand? | 0 | - | 4.83 | 62,034 |
| Regions of New Zealand | 0 | - | 4.84 | 28,753 |
| Tuvalu Country Quiz | 0 | - | 4.86 | 21,555 |
| Samoa Country Quiz | 0 | - | 4.81 | 20,958 |
| Tonga Country Quiz | 0 | - | 4.83 | 20,625 |
| The Only American Country ... | 0 | - | 4.92 | 122,240 |
| American Countries with the Shortest Names | 0 | - | 4.97 | 121,690 |
| Top 10 Biggest Economies in the Americas | 0 | - | 4.94 | 92,868 |
| American Countries With No Atlantic Coastline | 0 | - | 4.93 | 92,827 |
| Places Mentioned in the Song "Kokomo" | 0 | - | 4.44 | 17,080 |
| Famous Mexicans and Mexican-Americans | 0 | - | 4.15 | 16,965 |
| Mexico States Map Quiz | 0 | - | 4.85 | 105,689 |
| Famous People from South America | 0 | - | 4.15 | 22,115 |
| South America A-Z | 0 | - | 4.15 | 10,948 |
| Brazil States Map Quiz | 0 | - | 4.86 | 48,638 |
| Central America and Caribbean Map Quiz | 0 | - | 4.90 | 905,103 |
| Central American Countries | 0 | - | 4.98 | 157,383 |
| Caribbean Countries and Territories | 0 | - | 4.81 | 113,623 |
| Caribbean / Lesser Antilles Map Quiz | 0 | - | 4.99 | 150,742 |
| Largest Caribbean Islands | 0 | - | 4.07 | 16,794 |
| Famous Caribbean People | 0 | - | 4.37 | 12,664 |
| Saintly Islands of the Caribbean | 0 | - | 4.32 | 24,154 |
| North American Capitals - Map Quiz | 0 | - | 4.88 | 58,851 |
| All First-Level Subdivisions of North America on a Map | 0 | - | 4.97 | 65,136 |
| U.S. State Border Crossings | 0 | - | 4.97 | 96,907 |
| Name the U.S. National Parks | 0 | - | 4.86 | 60,514 |
| U.S. Citizenship Test Questions | 0 | - | 4.83 | 240,852 |
| Total United States Immigration by Country | 0 | - | 4.91 | 112,448 |
| U.S. Cities with the Most International Tourists | 0 | - | 4.88 | 75,973 |
| Most Common U.S. Last Names - Extreme | 0 | - | 4.94 | 175,597 |
| "Do Not Travel" Countries for U.S. Citizens | 0 | - | 4.97 | 246,630 |
| U.S. Cabinet Departments | 0 | - | 4.86 | 73,114 |
| Cities and Towns of Massachusetts | 0 | - | 4.93 | 75,055 |
| Top 10 Non-English Languages Spoken in New York City | 0 | - | 4.85 | 66,750 |
| Countries Larger Than Texas but With Fewer People | 0 | - | 4.92 | 40,284 |
| US States Quiz | 0 | - | 5.00 | 17,002,643 |
| States of the U.S. in Alphabetical Order | 0 | - | 4.98 | 368,728 |
| Flags of the Mediterranean | 0 | - | 4.94 | 149,408 |
| Mediterranean Countries with an Empty Map | 0 | - | 4.99 | 105,538 |
| Countries Bordering the Mediterranean - Map Quiz | 0 | - | 4.86 | 89,483 |
| European Geography By Letter - P #1 | 0 | - | 4.81 | 99,016 |
| Top 10 Coldest European Countries | 0 | - | 4.94 | 193,949 |
| Top 10 Hottest European Countries | 0 | - | 4.88 | 127,844 |
| European Diaspora - Top 11 Countries | 0 | - | 4.88 | 96,868 |
| 10 European Countries with the Most Tourists | 0 | - | 4.98 | 138,573 |
| Three Band Flags of Europe | 0 | - | 4.98 | 194,649 |
| Catholic Countries in Europe | 0 | - | 4.83 | 95,798 |
| Biggest Countries in Europe in 1700 | 0 | - | 4.73 | 58,762 |
| Top 10 Biggest Economies in Europe | 0 | - | 4.98 | 200,785 |
| Pixelated Europe Map | 0 | - | 4.88 | 123,506 |
| Monarchies of Europe | 0 | - | 4.90 | 98,910 |
| European Countries with One Border | 0 | - | 4.97 | 183,858 |
| European Countries with the Fewest Borders | 0 | - | 4.97 | 180,578 |
| Category Elimination - European Geography #1 | 0 | - | 4.98 | 235,983 |
| European Map without 10 Random Countries | 0 | - | 4.97 | 278,989 |
| European Geography By Letter - B #2 | 0 | - | 4.87 | 88,930 |
| Category Elimination - European Geography #2 | 0 | - | 4.99 | 169,006 |
| Countries of Europe in 1815 With a Map | 0 | - | 4.99 | 151,419 |
| Name a Valid European Country #1 | 0 | - | 4.99 | 264,787 |
| Name a Valid European Country #2 | 0 | - | 4.94 | 115,939 |
| Category Elimination - European Geography #3 | 0 | - | 4.86 | 82,017 |
| Russia Country Quiz | 0 | - | 4.83 | 115,343 |
| Federal Subjects of Russia | 0 | - | 4.95 | 149,604 |
| Countries That Border Russia | 0 | - | 4.98 | 464,596 |
| Croatia Country Quiz | 0 | - | 4.83 | 43,772 |
| Countries Formerly in Yugoslavia | 0 | - | 4.95 | 125,498 |
| Bosnia and Herzegovina Country Quiz | 0 | - | 4.83 | 35,603 |
| Andorra Country Quiz | 0 | - | 4.91 | 31,952 |
| Regions of France Map Quiz | 0 | - | 4.97 | 145,686 |
| France Cities Map Quiz | 0 | - | 4.96 | 167,849 |
| Departments of France | 0 | - | 4.93 | 55,217 |
| Countries Bordering France | 0 | - | 4.83 | 405,010 |
