| North America Map Quiz | 0 | - | 4.98 | 246,580 |
| Third Most Common Language by U.S. State | 0 | - | 4.87 | 113,547 |
| Most Spoken Languages in Canada | 0 | - | 4.91 | 54,868 |
| Uruguay Country Quiz | 0 | - | 4.83 | 31,451 |
| Countries of North America with an Empty Map | 0 | - | 4.99 | 94,302 |
| Haiti... or Dominican Republic? | 0 | - | 4.70 | 40,641 |
| Most-Spoken Languages of the United States | 0 | - | 4.52 | 218,206 |
| Canada Multiple Choice Quiz | 0 | - | 4.50 | 49,110 |
| Canada Geography Trivia | 0 | - | 4.80 | 47,450 |
| 10 Biggest American Countries by Area | 0 | - | 4.95 | 112,406 |
| Top 10 Most Populous American Countries | 0 | - | 4.97 | 143,529 |
| Name a Valid Answer - United States #1 | 0 | - | 4.61 | 93,703 |
| Native American Tribes in the US | 0 | - | 4.72 | 25,334 |
| States of Mexico | 0 | - | 4.95 | 174,731 |
| Countries of South America with an Empty Map | 0 | - | 4.94 | 104,543 |
| All First-Level Subdivisions of South America on a Map | 0 | - | 4.92 | 53,387 |
| States of Brazil | 0 | - | 4.97 | 87,166 |
| North American Physical Geography | 0 | - | 4.35 | 30,385 |
| Most Populous Native American Tribes | 0 | - | 4.28 | 12,429 |
| Top U.S. Cash Crops | 0 | - | 4.39 | 62,204 |
| Things Named For People #2 - U.S. Centric | 0 | - | 4.21 | 52,571 |
| Largest Asian-American Ethnic Groups | 0 | - | 4.11 | 40,892 |
| American Countries on the Pacific Coast | 0 | - | 4.80 | 49,146 |
| Paraguay... or Uruguay? | 0 | - | 4.55 | 26,650 |
| European Countries by First 2 Letters | 0 | - | 4.95 | 527,821 |
| African Countries by First 2 Letters | 0 | - | 4.96 | 267,402 |
| U.S. Geography - Multiple Choice | 0 | - | 4.41 | 24,731 |
| Asian Countries by First 2 Letters | 0 | - | 4.91 | 278,168 |
| The U.S. Pledge of Allegiance | 0 | - | 3.98 | 18,324 |
| Europe Map Quiz | 0 | - | 5.00 | 4,746,169 |
| Africa Map Quiz | 0 | - | 5.00 | 2,110,738 |
| Oceania Map Quiz | 0 | - | 4.98 | 638,640 |
| Australian Capitals | 0 | - | 4.92 | 62,657 |
| Islands of the Galápagos | 0 | - | 4.54 | 4,761 |
| Count to 10 in Europe: Pro | 0 | - | 4.86 | 68,855 |
| Official European Union Languages | 0 | - | 4.97 | 237,672 |
| European Countries in their Native Language | 0 | - | 4.99 | 157,318 |
| Europe by Borders in 30 Seconds | 0 | - | 4.98 | 426,575 |
| East Asia Map Quiz | 0 | - | 4.99 | 1,443,954 |
| Asia Map Quiz | 0 | - | 4.99 | 911,016 |
| Countries of Africa | 0 | - | 5.00 | 2,521,607 |
| Landlocked Countries in Africa | 0 | - | 4.99 | 46,271 |
| African East Coast | 0 | - | 4.96 | 95,530 |
| Western Africa Map Quiz | 0 | - | 4.97 | 73,361 |
| Oceanian Capitals - Map Quiz | 0 | - | 4.95 | 50,212 |
| Australia Map Quiz | 0 | - | 4.94 | 343,288 |
| Largest Land Animals of the Americas | 0 | - | 4.39 | 20,225 |
| New World Crops | 0 | - | 4.37 | 30,624 |
| Hispanic Last Names in the U.S. | 0 | - | 4.31 | 54,674 |
| History of Mexico | 0 | - | 4.58 | 15,261 |
| South American Geography Quiz #2 | 0 | - | 4.61 | 39,262 |
| South American Geography Quiz #1 | 0 | - | 4.73 | 32,522 |
| Word Chain - South America | 0 | - | 4.51 | 23,835 |
| United States Map Quiz | 0 | - | 4.98 | 4,148,587 |
| Mediterranean Countries Quiz | 0 | - | 4.99 | 211,091 |
| Countries with Territorial Claims in Antarctica | 0 | - | 4.94 | 92,468 |
| Countries That Use the Euro | 0 | - | 4.95 | 103,949 |
| Europe Cities Map Quiz | 0 | - | 4.99 | 363,236 |
| Europe Geography Decoder | 0 | - | 4.86 | 69,747 |
| 10 Easternmost Countries in Europe | 0 | - | 4.89 | 114,327 |
| The Only European Country ... | 0 | - | 4.91 | 215,168 |
| European Countries NOT in NATO | 0 | - | 4.90 | 60,333 |
| Countries that Beat Switzerland | 0 | - | 4.88 | 41,669 |
| South and Central Asia Map Quiz | 0 | - | 4.93 | 98,206 |
| Middle East Map Quiz | 0 | - | 4.99 | 1,379,148 |
| Africa Cities Map Quiz | 0 | - | 4.97 | 98,651 |
| Flags of Africa Quiz | 0 | - | 5.00 | 466,964 |
| Top 10 Biggest African Countries by Area | 0 | - | 4.99 | 216,238 |
| 10 Southernmost Countries in Africa | 0 | - | 4.98 | 115,905 |
| 10 Northernmost Countries in Africa | 0 | - | 4.98 | 160,688 |
| Top 10 Smallest African Countries by Area | 0 | - | 4.96 | 32,847 |
| African Countries with the Shortest Names | 0 | - | 4.98 | 152,763 |
| Top African Languages on a Map | 0 | - | 4.92 | 73,222 |
| African Island Countries | 0 | - | 4.96 | 101,168 |
| Countries of Africa with an Empty Map | 0 | - | 5.00 | 242,635 |
| Australian States and Territories | 0 | - | 4.96 | 141,373 |
| Australian Immigration by Country | 0 | - | 4.81 | 77,145 |
| Australia True or False | 0 | - | 4.87 | 56,676 |
| Flags of North and South America | 0 | - | 4.99 | 370,203 |
| Latin American Countries Map Quiz | 0 | - | 4.97 | 128,844 |
| South America Map Quiz | 0 | - | 5.00 | 1,544,589 |
| South American Physical Geography | 0 | - | 4.58 | 18,310 |
| Countries of North America Quiz | 0 | - | 5.00 | 1,017,328 |
| Canada Provinces and Territories | 0 | - | 5.00 | 339,879 |
| Canada Provinces Map Quiz | 0 | - | 4.99 | 637,873 |
| Straight Shot to Antarctica | 0 | - | 4.94 | 42,686 |
| Add A Letter - Make a European City | 0 | - | 4.90 | 23,316 |
| Flags of Europe Quiz | 0 | - | 4.99 | 1,234,743 |
| Celtic Nations | 0 | - | 4.69 | 46,873 |
| Countries of Europe - One Minute Sprint | 0 | - | 4.94 | 1,323,522 |
| 10 Biggest European Countries by Area | 0 | - | 4.99 | 192,160 |
| 10 Westernmost Countries in Europe | 0 | - | 4.96 | 150,709 |
| Top 10 Languages Spoken in Europe | 0 | - | 4.96 | 217,454 |
| European Landmarks Map Quiz | 0 | - | 4.97 | 86,775 |
| Most Guessed Cities in Europe - Not Capitals | 0 | - | 4.82 | 87,107 |
| Countries of Europe with an Empty Map | 0 | - | 5.00 | 309,349 |
| All First-Level Subdivisions of Europe on a Map | 0 | - | 4.98 | 169,489 |
| Countries of Europe in 1650 with a Map | 0 | - | 4.95 | 68,355 |
| Countries with Territory in the Balkans | 0 | - | 4.96 | 88,743 |
| Eastern Europe Map Quiz | 0 | - | 4.91 | 127,531 |
| Slavic Countries | 0 | - | 4.96 | 111,259 |
| Germany Multiple Choice | 0 | - | 4.84 | 54,198 |
| States of the German Confederation in 1848 | 0 | - | 4.89 | 31,745 |
| Counties of England | 0 | - | 4.97 | 792,614 |
| Flags of Asia Quiz | 0 | - | 4.99 | 609,173 |
| East Asia Cities Map Quiz | 0 | - | 4.96 | 109,824 |
| 10 Biggest Asian Countries by Area | 0 | - | 4.97 | 153,233 |
| 10 Southernmost Countries in Asia | 0 | - | 4.97 | 98,736 |
| 10 Easternmost Countries in Asia | 0 | - | 4.99 | 107,587 |
| Countries of Asia with Two or More Words | 0 | - | 4.96 | 126,321 |
| Asian Countries Ending in "IA" | 0 | - | 4.96 | 106,983 |
| Top Asian Languages on a Map | 0 | - | 4.95 | 71,031 |
| Countries of Asia with an Empty Map | 0 | - | 4.98 | 229,596 |
| All First-Level Subdivisions of Asia on a Map | 0 | - | 4.93 | 49,526 |
| Countries of the Middle East | 0 | - | 4.96 | 199,869 |
| Countries where Arabic is an Official Language | 0 | - | 4.85 | 72,361 |
| Countries Kim Jong Un Has Been To | 0 | - | 4.95 | 32,518 |
| Countries of the Mongol Empire on a Map | 0 | - | 4.99 | 106,318 |
| States of India | 0 | - | 4.94 | 191,749 |
| States of India Map Quiz | 0 | - | 4.83 | 26,233 |
| Countries with the Most Ascents of Mount Everest | 0 | - | 4.95 | 57,976 |
| Nepal Country Quiz | 0 | - | 4.95 | 37,539 |
| 10 African Countries with the Most Tourists | 0 | - | 4.39 | 60,391 |
| African Great Lakes | 0 | - | 4.82 | 65,705 |
| Africa Geography Quiz #1 | 0 | - | 4.93 | 49,205 |
| African Diaspora - Top 10 Countries | 0 | - | 4.92 | 72,472 |
| The Only African Country ... | 0 | - | 4.99 | 128,705 |
| African Countries by a Single Clue | 0 | - | 4.92 | 67,931 |
| African Countries with the Most Christians | 0 | - | 4.94 | 75,179 |
| Top 10 Biggest Economies in Africa | 0 | - | 4.99 | 119,775 |
| Pixelated Africa Map | 0 | - | 4.98 | 99,417 |
| Countries of Africa - One Minute Sprint | 0 | - | 4.42 | 320,762 |
| Countries Closest to Africa | 0 | - | 4.96 | 156,726 |
| Name a Valid African Country | 0 | - | 4.98 | 153,431 |
| Kenya Country Quiz | 0 | - | 4.86 | 34,648 |
| Tanzania Country Quiz | 0 | - | 4.90 | 32,924 |
| Morocco Country Quiz | 0 | - | 4.81 | 46,246 |
| D.R. Congo Country Quiz | 0 | - | 4.87 | 39,191 |
| Flags of Oceania | 0 | - | 5.00 | 257,018 |
| All First-Level Subdivisions of Oceania on a Map | 0 | - | 4.97 | 27,127 |
| Palau Country Quiz | 0 | - | 4.90 | 22,924 |
| Australia Cities Map Quiz | 0 | - | 4.83 | 144,862 |
| Australia Country Quiz | 0 | - | 4.43 | 69,442 |
| Most Visited Countries by Australians | 0 | - | 4.94 | 90,388 |
| Countries that Visit Australia the Most | 0 | - | 4.91 | 68,774 |
| Countries Closest to Australia | 0 | - | 4.99 | 166,551 |
| Australia... or New Zealand? | 0 | - | 4.83 | 61,304 |
| Regions of New Zealand | 0 | - | 4.85 | 28,403 |
| Tuvalu Country Quiz | 0 | - | 4.86 | 21,368 |
| Tonga Country Quiz | 0 | - | 4.82 | 20,442 |
| The Only American Country ... | 0 | - | 4.92 | 121,173 |
| American Countries with the Shortest Names | 0 | - | 4.96 | 120,730 |
| Top 10 Biggest Economies in the Americas | 0 | - | 4.93 | 91,467 |
| American Countries With No Atlantic Coastline | 0 | - | 4.94 | 92,140 |
| Places Mentioned in the Song "Kokomo" | 0 | - | 4.44 | 16,993 |
| Famous Mexicans and Mexican-Americans | 0 | - | 4.15 | 16,921 |
| Mexico States Map Quiz | 0 | - | 4.84 | 104,199 |
| Famous People from South America | 0 | - | 4.15 | 21,874 |
| South America A-Z | 0 | - | 4.13 | 10,873 |
| Brazil States Map Quiz | 0 | - | 4.85 | 47,661 |
| Central America and Caribbean Map Quiz | 0 | - | 4.89 | 900,751 |
| Central American Countries | 0 | - | 4.98 | 155,523 |
| Caribbean / Lesser Antilles Map Quiz | 0 | - | 4.99 | 146,874 |
| Largest Caribbean Islands | 0 | - | 4.07 | 16,641 |
| Famous Caribbean People | 0 | - | 4.37 | 12,592 |
| Saintly Islands of the Caribbean | 0 | - | 4.32 | 23,986 |
| North American Capitals - Map Quiz | 0 | - | 4.87 | 57,396 |
| All First-Level Subdivisions of North America on a Map | 0 | - | 4.97 | 63,514 |
| U.S. State Border Crossings | 0 | - | 4.97 | 96,212 |
| Name the U.S. National Parks | 0 | - | 4.86 | 59,580 |
| U.S. Citizenship Test Questions | 0 | - | 4.83 | 238,832 |
| Total United States Immigration by Country | 0 | - | 4.91 | 111,062 |
| U.S. Cities with the Most International Tourists | 0 | - | 4.88 | 75,169 |
| Most Common U.S. Last Names - Extreme | 0 | - | 4.94 | 173,765 |
| "Do Not Travel" Countries for U.S. Citizens | 0 | - | 4.97 | 242,296 |
| U.S. Cabinet Departments | 0 | - | 4.86 | 72,683 |
| Cities and Towns of Massachusetts | 0 | - | 4.92 | 73,471 |
| Top 10 Non-English Languages Spoken in New York City | 0 | - | 4.85 | 65,907 |
| Countries Larger Than Texas but With Fewer People | 0 | - | 4.92 | 39,695 |
| US States Quiz | 0 | - | 5.00 | 16,780,577 |
| States of the U.S. in Alphabetical Order | 0 | - | 4.98 | 366,140 |
| Flags of the Mediterranean | 0 | - | 4.94 | 147,979 |
| Mediterranean Countries with an Empty Map | 0 | - | 4.99 | 104,747 |
| Countries Bordering the Mediterranean - Map Quiz | 0 | - | 4.86 | 88,730 |
| European Geography By Letter - P #1 | 0 | - | 4.81 | 96,623 |
| Top 10 Coldest European Countries | 0 | - | 4.94 | 192,642 |
| Top 10 Hottest European Countries | 0 | - | 4.89 | 126,501 |
| European Diaspora - Top 11 Countries | 0 | - | 4.90 | 95,419 |
| 10 European Countries with the Most Tourists | 0 | - | 4.98 | 136,933 |
| Three Band Flags of Europe | 0 | - | 4.98 | 192,510 |
| Catholic Countries in Europe | 0 | - | 4.83 | 94,599 |
| Biggest Countries in Europe in 1700 | 0 | - | 4.73 | 58,296 |
| Top 10 Biggest Economies in Europe | 0 | - | 4.98 | 198,091 |
| Pixelated Europe Map | 0 | - | 4.88 | 122,243 |
| Monarchies of Europe | 0 | - | 4.90 | 97,705 |
| European Countries with One Border | 0 | - | 4.97 | 182,128 |
| European Countries with the Fewest Borders | 0 | - | 4.97 | 178,990 |
| Category Elimination - European Geography #1 | 0 | - | 4.98 | 231,808 |
| European Map without 10 Random Countries | 0 | - | 4.97 | 275,740 |
| European Geography By Letter - B #2 | 0 | - | 4.84 | 76,690 |
