| Uruguay Country Quiz | 0 | - | 4.84 | 31,775 |
| 10 Biggest American Countries by Area | 0 | - | 4.95 | 113,049 |
| Top 10 Most Populous American Countries | 0 | - | 4.96 | 144,923 |
| North America Map Quiz | 0 | - | 4.98 | 252,392 |
| Third Most Common Language by U.S. State | 0 | - | 4.87 | 114,007 |
| Most Spoken Languages in Canada | 0 | - | 4.91 | 55,610 |
| Countries of North America with an Empty Map | 0 | - | 4.99 | 95,263 |
| European Countries by First 2 Letters | 0 | - | 4.95 | 532,771 |
| American Countries on the Pacific Coast | 0 | - | 4.80 | 49,402 |
| States of Mexico | 0 | - | 4.96 | 178,473 |
| Countries of South America with an Empty Map | 0 | - | 4.95 | 105,551 |
| All First-Level Subdivisions of South America on a Map | 0 | - | 4.93 | 54,950 |
| States of Brazil | 0 | - | 4.98 | 89,896 |
| Asian Countries by First 2 Letters | 0 | - | 4.92 | 280,867 |
| African Countries by First 2 Letters | 0 | - | 4.96 | 269,524 |
| Paraguay... or Uruguay? | 0 | - | 4.55 | 26,790 |
| Haiti... or Dominican Republic? | 0 | - | 4.70 | 40,860 |
| Most-Spoken Languages of the United States | 0 | - | 4.52 | 222,858 |
| Canada Multiple Choice Quiz | 0 | - | 4.50 | 49,725 |
| Canada Geography Trivia | 0 | - | 4.80 | 47,698 |
| Australian Capitals | 0 | - | 4.92 | 62,847 |
| Count to 10 in Europe: Pro | 0 | - | 4.86 | 69,801 |
| Official European Union Languages | 0 | - | 4.97 | 239,923 |
| European Countries in their Native Language | 0 | - | 4.99 | 158,738 |
| Europe Map Quiz | 0 | - | 5.00 | 4,790,686 |
| Oceania Map Quiz | 0 | - | 4.98 | 659,853 |
| Name a Valid Answer - United States #1 | 0 | - | 4.61 | 94,437 |
| Europe by Borders in 30 Seconds | 0 | - | 4.98 | 431,144 |
| East Asia Map Quiz | 0 | - | 4.99 | 1,452,936 |
| Asia Map Quiz | 0 | - | 4.99 | 925,934 |
| Africa Map Quiz | 0 | - | 5.00 | 2,129,736 |
| Islands of the Galápagos | 0 | - | 4.54 | 4,799 |
| Native American Tribes in the US | 0 | - | 4.74 | 25,742 |
| Oceanian Capitals - Map Quiz | 0 | - | 4.96 | 51,529 |
| Australia Map Quiz | 0 | - | 4.95 | 346,323 |
| Largest Land Animals of the Americas | 0 | - | 4.39 | 20,323 |
| New World Crops | 0 | - | 4.38 | 30,974 |
| North American Physical Geography | 0 | - | 4.35 | 30,468 |
| Most Populous Native American Tribes | 0 | - | 4.28 | 12,491 |
| Mediterranean Countries Quiz | 0 | - | 4.99 | 214,151 |
| Countries with Territorial Claims in Antarctica | 0 | - | 4.94 | 92,960 |
| Countries That Use the Euro | 0 | - | 4.95 | 107,029 |
| Europe Cities Map Quiz | 0 | - | 4.99 | 366,411 |
| Celtic Nations | 0 | - | 4.61 | 47,110 |
| Europe Geography Decoder | 0 | - | 4.87 | 70,353 |
| 10 Easternmost Countries in Europe | 0 | - | 4.87 | 117,331 |
| The Only European Country ... | 0 | - | 4.91 | 219,321 |
| European Countries NOT in NATO | 0 | - | 4.91 | 62,688 |
| Countries that Beat Switzerland | 0 | - | 4.88 | 42,075 |
| South and Central Asia Map Quiz | 0 | - | 4.94 | 100,051 |
| Middle East Map Quiz | 0 | - | 4.99 | 1,387,641 |
| Countries of Africa | 0 | - | 5.00 | 2,562,429 |
| Landlocked Countries in Africa | 0 | - | 4.99 | 48,125 |
| African East Coast | 0 | - | 4.96 | 96,854 |
| Western Africa Map Quiz | 0 | - | 4.98 | 74,724 |
| Australian States and Territories | 0 | - | 4.96 | 142,952 |
| Australian Immigration by Country | 0 | - | 4.81 | 77,519 |
| Australia True or False | 0 | - | 4.87 | 57,185 |
| Hispanic Last Names in the U.S. | 0 | - | 4.31 | 54,866 |
| Latin American Countries Map Quiz | 0 | - | 4.98 | 130,748 |
| History of Mexico | 0 | - | 4.52 | 15,371 |
| South American Geography Quiz #2 | 0 | - | 4.41 | 44,255 |
| South American Geography Quiz #1 | 0 | - | 4.63 | 32,921 |
| Word Chain - South America | 0 | - | 4.51 | 24,010 |
| United States Map Quiz | 0 | - | 4.98 | 4,172,482 |
| Top U.S. Cash Crops | 0 | - | 4.39 | 62,467 |
| Things Named For People #2 - U.S. Centric | 0 | - | 4.21 | 52,736 |
| Largest Asian-American Ethnic Groups | 0 | - | 4.12 | 41,202 |
| Straight Shot to Antarctica | 0 | - | 4.94 | 43,210 |
| Add A Letter - Make a European City | 0 | - | 4.90 | 23,519 |
| 10 Biggest European Countries by Area | 0 | - | 4.99 | 193,674 |
| 10 Westernmost Countries in Europe | 0 | - | 4.96 | 152,279 |
| Top 10 Languages Spoken in Europe | 0 | - | 4.96 | 221,042 |
| European Landmarks Map Quiz | 0 | - | 4.97 | 87,852 |
| Most Guessed Cities in Europe - Not Capitals | 0 | - | 4.83 | 88,082 |
| Countries of Europe with an Empty Map | 0 | - | 5.00 | 312,975 |
| All First-Level Subdivisions of Europe on a Map | 0 | - | 4.99 | 176,175 |
| Countries of Europe in 1650 with a Map | 0 | - | 4.95 | 70,619 |
| Countries with Territory in the Balkans | 0 | - | 4.96 | 90,278 |
| Eastern Europe Map Quiz | 0 | - | 4.91 | 128,832 |
| Slavic Countries | 0 | - | 4.96 | 112,444 |
| Germany Multiple Choice | 0 | - | 4.84 | 54,716 |
| States of the German Confederation in 1848 | 0 | - | 4.90 | 32,488 |
| East Asia Cities Map Quiz | 0 | - | 4.96 | 110,870 |
| 10 Biggest Asian Countries by Area | 0 | - | 4.97 | 154,645 |
| 10 Southernmost Countries in Asia | 0 | - | 4.97 | 100,007 |
| 10 Easternmost Countries in Asia | 0 | - | 4.99 | 109,240 |
| Countries of Asia with Two or More Words | 0 | - | 4.96 | 127,919 |
| Asian Countries Ending in "IA" | 0 | - | 4.96 | 108,391 |
| Top Asian Languages on a Map | 0 | - | 4.95 | 72,153 |
| Countries of Asia with an Empty Map | 0 | - | 4.98 | 231,759 |
| All First-Level Subdivisions of Asia on a Map | 0 | - | 4.92 | 50,703 |
| Countries of the Middle East | 0 | - | 4.96 | 203,105 |
| Countries where Arabic is an Official Language | 0 | - | 4.85 | 72,775 |
| Africa Cities Map Quiz | 0 | - | 4.97 | 99,545 |
| Top 10 Biggest African Countries by Area | 0 | - | 4.99 | 218,959 |
| 10 Southernmost Countries in Africa | 0 | - | 4.98 | 117,960 |
| 10 Northernmost Countries in Africa | 0 | - | 4.98 | 162,547 |
| Top 10 Smallest African Countries by Area | 0 | - | 4.95 | 45,711 |
| African Countries with the Shortest Names | 0 | - | 4.98 | 154,813 |
| Top African Languages on a Map | 0 | - | 4.94 | 75,371 |
| African Island Countries | 0 | - | 4.96 | 102,652 |
| Countries of Africa with an Empty Map | 0 | - | 5.00 | 244,744 |
| Australia Country Quiz | 0 | - | 4.43 | 69,860 |
| Flags of North and South America | 0 | - | 4.99 | 377,535 |
| South America Map Quiz | 0 | - | 5.00 | 1,557,450 |
| South American Physical Geography | 0 | - | 4.58 | 18,410 |
| Countries of North America Quiz | 0 | - | 5.00 | 1,032,448 |
| Canada Provinces and Territories | 0 | - | 5.00 | 346,622 |
| Canada Provinces Map Quiz | 0 | - | 4.99 | 644,954 |
| Flags of Europe Quiz | 0 | - | 4.99 | 1,259,798 |
| Countries of Europe - One Minute Sprint | 0 | - | 4.94 | 1,336,504 |
| Biggest Countries in Europe in 1700 | 0 | - | 4.73 | 58,778 |
| Counties of England | 0 | - | 4.97 | 803,580 |
| Flags of Asia Quiz | 0 | - | 4.99 | 621,170 |
| Flags of Africa Quiz | 0 | - | 5.00 | 478,403 |
| 10 African Countries with the Most Tourists | 0 | - | 4.39 | 61,054 |
| Flags of Oceania | 0 | - | 5.00 | 263,108 |
| All First-Level Subdivisions of Oceania on a Map | 0 | - | 4.95 | 27,773 |
| Australia Cities Map Quiz | 0 | - | 4.83 | 146,598 |
| Australia... or New Zealand? | 0 | - | 4.83 | 62,065 |
| Regions of New Zealand | 0 | - | 4.84 | 28,761 |
| The Only American Country ... | 0 | - | 4.92 | 122,281 |
| American Countries with the Shortest Names | 0 | - | 4.97 | 121,722 |
| Famous People from South America | 0 | - | 4.15 | 22,122 |
| Central America and Caribbean Map Quiz | 0 | - | 4.90 | 905,231 |
| North American Capitals - Map Quiz | 0 | - | 4.88 | 58,879 |
| All First-Level Subdivisions of North America on a Map | 0 | - | 4.97 | 65,202 |
| U.S. State Border Crossings | 0 | - | 4.97 | 96,924 |
| U.S. Citizenship Test Questions | 0 | - | 4.83 | 240,892 |
| U.S. Cities with the Most International Tourists | 0 | - | 4.88 | 76,007 |
| The U.S. Pledge of Allegiance | 0 | - | 4.00 | 18,412 |
| Cities and Towns of Massachusetts | 0 | - | 4.93 | 75,094 |
| Countries Larger Than Texas but With Fewer People | 0 | - | 4.92 | 40,299 |
| U.S. Geography - Multiple Choice | 0 | - | 4.41 | 24,929 |
| Mediterranean Countries with an Empty Map | 0 | - | 4.99 | 105,561 |
| European Geography By Letter - P #1 | 0 | - | 4.81 | 99,048 |
| European Diaspora - Top 11 Countries | 0 | - | 4.88 | 96,915 |
| 10 European Countries with the Most Tourists | 0 | - | 4.98 | 138,638 |
| Three Band Flags of Europe | 0 | - | 4.98 | 194,710 |
| Catholic Countries in Europe | 0 | - | 4.83 | 95,835 |
| Pixelated Europe Map | 0 | - | 4.88 | 123,553 |
| Monarchies of Europe | 0 | - | 4.90 | 98,963 |
| European Countries with One Border | 0 | - | 4.97 | 183,920 |
| European Countries with the Fewest Borders | 0 | - | 4.97 | 180,637 |
| Countries of Europe in 1815 With a Map | 0 | - | 4.99 | 151,469 |
| Federal Subjects of Russia | 0 | - | 4.95 | 149,727 |
| Countries Formerly in Yugoslavia | 0 | - | 4.95 | 125,523 |
| Regions of France Map Quiz | 0 | - | 4.97 | 145,736 |
| States of Germany Map Quiz | 0 | - | 4.92 | 133,902 |
| States of Germany | 0 | - | 4.95 | 154,721 |
| Germany Immigration by Country | 0 | - | 4.86 | 81,748 |
| Regions of Italy | 0 | - | 4.92 | 77,177 |
| Netherlands Immigration by Country | 0 | - | 4.93 | 52,848 |
| Regions of Spain Quiz | 0 | - | 4.90 | 115,450 |
| Cantons of Switzerland | 0 | - | 4.98 | 51,837 |
| UK Cities Map Quiz | 0 | - | 4.96 | 466,631 |
| Countries and Territories of the United Kingdom | 0 | - | 4.90 | 94,575 |
| Counties of England Map Quiz | 0 | - | 4.97 | 309,154 |
| 10 Closest Megacities to London | 0 | - | 4.90 | 17,847 |
| Champions League Winners | 0 | - | 4.92 | 1,017,063 |
| Asian Geography By Letter - B | 0 | - | 4.85 | 67,077 |
| 10 Asian Countries with the Most Tourists | 0 | - | 4.90 | 106,967 |
| Asian Countries with the Shortest Names | 0 | - | 4.97 | 136,192 |
| "Stan" Countries - Map Quiz | 0 | - | 4.98 | 137,645 |
| Pixelated Asia Map | 0 | - | 4.90 | 73,832 |
| Monarchies of Asia | 0 | - | 4.97 | 71,555 |
| Asian Country Superlatives | 0 | - | 4.84 | 81,319 |
| Provinces of Turkey | 0 | - | 4.95 | 206,096 |
| Provinces of China | 0 | - | 4.97 | 208,371 |
| Japanese Prefectures | 0 | - | 4.98 | 139,222 |
| States of India | 0 | - | 4.94 | 196,225 |
| Africa Geography Quiz #1 | 0 | - | 4.93 | 49,602 |
| African Diaspora - Top 10 Countries | 0 | - | 4.93 | 73,494 |
| The Only African Country ... | 0 | - | 4.99 | 129,744 |
| African Countries by a Single Clue | 0 | - | 4.92 | 68,420 |
| 10 Easternmost Countries in Africa | 0 | - | 4.98 | 25,196 |
| Pixelated Africa Map | 0 | - | 4.98 | 100,520 |
| Countries of Africa - One Minute Sprint | 0 | - | 4.43 | 324,390 |
| Countries Closest to Africa | 0 | - | 4.96 | 157,934 |
| African Countries That Have Been to the FIFA World Cup | 0 | - | 4.89 | 60,281 |
| Morocco Country Quiz | 0 | - | 4.81 | 46,868 |
| D.R. Congo Country Quiz | 0 | - | 4.88 | 39,618 |
| Palau Country Quiz | 0 | - | 4.89 | 23,156 |
| Most Visited Countries by Australians | 0 | - | 4.95 | 90,920 |
| Countries that Visit Australia the Most | 0 | - | 4.92 | 69,654 |
| Countries Closest to Australia | 0 | - | 4.99 | 167,888 |
| Tuvalu Country Quiz | 0 | - | 4.86 | 21,557 |
| Samoa Country Quiz | 0 | - | 4.81 | 20,963 |
| Tonga Country Quiz | 0 | - | 4.83 | 20,630 |
| Top 10 Biggest Economies in the Americas | 0 | - | 4.94 | 92,898 |
| American Countries With No Atlantic Coastline | 0 | - | 4.93 | 92,857 |
| 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 | 105,716 |
| South America A-Z | 0 | - | 4.15 | 10,951 |
| Brazil States Map Quiz | 0 | - | 4.86 | 48,669 |
| Central American Countries | 0 | - | 4.98 | 157,433 |
| Caribbean Countries and Territories | 0 | - | 4.81 | 113,649 |
| Caribbean / Lesser Antilles Map Quiz | 0 | - | 4.99 | 150,859 |
