| Canada Multiple Choice Quiz | 0 | - | 4.50 | 49,354 |
| Uruguay Country Quiz | 0 | - | 4.84 | 31,599 |
| European Countries by First 2 Letters | 0 | - | 4.95 | 529,824 |
| North American Physical Geography | 0 | - | 4.35 | 30,423 |
| Most Populous Native American Tribes | 0 | - | 4.28 | 12,443 |
| African Countries by First 2 Letters | 0 | - | 4.96 | 268,336 |
| Asian Countries by First 2 Letters | 0 | - | 4.91 | 279,310 |
| Australian Capitals | 0 | - | 4.92 | 62,733 |
| The U.S. Pledge of Allegiance | 0 | - | 3.98 | 18,366 |
| Count to 10 in Europe: Pro | 0 | - | 4.86 | 69,190 |
| Official European Union Languages | 0 | - | 4.97 | 238,623 |
| European Countries in their Native Language | 0 | - | 4.99 | 157,941 |
| Europe Map Quiz | 0 | - | 5.00 | 4,765,306 |
| Africa Map Quiz | 0 | - | 5.00 | 2,118,936 |
| Oceania Map Quiz | 0 | - | 4.98 | 642,819 |
| Europe by Borders in 30 Seconds | 0 | - | 4.98 | 428,415 |
| East Asia Map Quiz | 0 | - | 4.99 | 1,448,662 |
| Asia Map Quiz | 0 | - | 4.99 | 917,492 |
| Countries of Africa | 0 | - | 5.00 | 2,539,416 |
| Landlocked Countries in Africa | 0 | - | 4.99 | 46,905 |
| African East Coast | 0 | - | 4.96 | 96,120 |
| Western Africa Map Quiz | 0 | - | 4.97 | 73,971 |
| Oceanian Capitals - Map Quiz | 0 | - | 4.95 | 50,773 |
| Australia Map Quiz | 0 | - | 4.95 | 344,751 |
| New World Crops | 0 | - | 4.38 | 30,893 |
| Mediterranean Countries Quiz | 0 | - | 4.99 | 212,425 |
| Countries with Territorial Claims in Antarctica | 0 | - | 4.94 | 92,679 |
| Countries That Use the Euro | 0 | - | 4.95 | 105,193 |
| Europe Cities Map Quiz | 0 | - | 4.99 | 364,626 |
| Celtic Nations | 0 | - | 4.69 | 46,959 |
| Europe Geography Decoder | 0 | - | 4.86 | 70,017 |
| 10 Easternmost Countries in Europe | 0 | - | 4.89 | 115,366 |
| The Only European Country ... | 0 | - | 4.91 | 216,871 |
| European Countries NOT in NATO | 0 | - | 4.90 | 61,271 |
| Countries that Beat Switzerland | 0 | - | 4.88 | 41,859 |
| South and Central Asia Map Quiz | 0 | - | 4.94 | 99,063 |
| Middle East Map Quiz | 0 | - | 4.99 | 1,383,695 |
| Africa Cities Map Quiz | 0 | - | 4.97 | 99,007 |
| Top 10 Biggest African Countries by Area | 0 | - | 4.99 | 217,098 |
| 10 Southernmost Countries in Africa | 0 | - | 4.98 | 116,639 |
| 10 Northernmost Countries in Africa | 0 | - | 4.98 | 161,310 |
| Top 10 Smallest African Countries by Area | 0 | - | 4.96 | 33,321 |
| African Countries with the Shortest Names | 0 | - | 4.98 | 153,616 |
| Top African Languages on a Map | 0 | - | 4.92 | 74,163 |
| African Island Countries | 0 | - | 4.96 | 101,705 |
| Countries of Africa with an Empty Map | 0 | - | 5.00 | 243,530 |
| Australian States and Territories | 0 | - | 4.96 | 142,063 |
| Australian Immigration by Country | 0 | - | 4.81 | 77,309 |
| Australia True or False | 0 | - | 4.87 | 56,884 |
| 10 Biggest American Countries by Area | 0 | - | 4.95 | 112,643 |
| Top 10 Most Populous American Countries | 0 | - | 4.97 | 144,276 |
| Latin American Countries Map Quiz | 0 | - | 4.97 | 129,897 |
| North America Map Quiz | 0 | - | 4.98 | 248,777 |
| Third Most Common Language by U.S. State | 0 | - | 4.87 | 113,757 |
| United States Map Quiz | 0 | - | 4.98 | 4,160,222 |
| Most Spoken Languages in Canada | 0 | - | 4.91 | 55,206 |
| Straight Shot to Antarctica | 0 | - | 4.94 | 42,909 |
| Add A Letter - Make a European City | 0 | - | 4.90 | 23,401 |
| 10 Biggest European Countries by Area | 0 | - | 4.99 | 192,740 |
| 10 Westernmost Countries in Europe | 0 | - | 4.96 | 151,263 |
| Top 10 Languages Spoken in Europe | 0 | - | 4.96 | 218,903 |
| European Landmarks Map Quiz | 0 | - | 4.97 | 87,219 |
| Most Guessed Cities in Europe - Not Capitals | 0 | - | 4.82 | 87,422 |
| Countries of Europe with an Empty Map | 0 | - | 5.00 | 310,732 |
| All First-Level Subdivisions of Europe on a Map | 0 | - | 4.98 | 172,159 |
| Countries of Europe in 1650 with a Map | 0 | - | 4.95 | 69,344 |
| Countries with Territory in the Balkans | 0 | - | 4.96 | 89,369 |
| Eastern Europe Map Quiz | 0 | - | 4.91 | 128,264 |
| Slavic Countries | 0 | - | 4.96 | 111,729 |
| Germany Multiple Choice | 0 | - | 4.84 | 54,382 |
| States of the German Confederation in 1848 | 0 | - | 4.89 | 32,077 |
| East Asia Cities Map Quiz | 0 | - | 4.96 | 110,285 |
| 10 Biggest Asian Countries by Area | 0 | - | 4.97 | 153,816 |
| 10 Southernmost Countries in Asia | 0 | - | 4.97 | 99,208 |
| 10 Easternmost Countries in Asia | 0 | - | 4.99 | 108,046 |
| Countries of Asia with Two or More Words | 0 | - | 4.96 | 126,983 |
| Asian Countries Ending in "IA" | 0 | - | 4.96 | 107,565 |
| Top Asian Languages on a Map | 0 | - | 4.95 | 71,500 |
| Countries of Asia with an Empty Map | 0 | - | 4.98 | 230,486 |
| All First-Level Subdivisions of Asia on a Map | 0 | - | 4.91 | 49,988 |
| Countries of the Middle East | 0 | - | 4.96 | 201,289 |
| Countries where Arabic is an Official Language | 0 | - | 4.85 | 72,548 |
| Flags of Africa Quiz | 0 | - | 5.00 | 471,874 |
| 10 African Countries with the Most Tourists | 0 | - | 4.39 | 60,674 |
| Australia Country Quiz | 0 | - | 4.43 | 69,608 |
| Flags of North and South America | 0 | - | 4.99 | 373,471 |
| South America Map Quiz | 0 | - | 5.00 | 1,550,369 |
| Paraguay... or Uruguay? | 0 | - | 4.55 | 26,713 |
| Countries of North America Quiz | 0 | - | 5.00 | 1,024,021 |
| Canada Provinces and Territories | 0 | - | 5.00 | 342,894 |
| Canada Provinces Map Quiz | 0 | - | 4.99 | 640,785 |
| Flags of Europe Quiz | 0 | - | 4.99 | 1,245,355 |
| Countries of Europe - One Minute Sprint | 0 | - | 4.94 | 1,329,294 |
| Biggest Countries in Europe in 1700 | 0 | - | 4.73 | 58,516 |
| Counties of England | 0 | - | 4.97 | 797,525 |
| Flags of Asia Quiz | 0 | - | 4.99 | 614,137 |
| States of India | 0 | - | 4.95 | 193,587 |
| Africa Geography Quiz #1 | 0 | - | 4.93 | 49,354 |
| African Diaspora - Top 10 Countries | 0 | - | 4.93 | 72,811 |
| The Only African Country ... | 0 | - | 4.99 | 129,158 |
| African Countries by a Single Clue | 0 | - | 4.92 | 68,148 |
| Pixelated Africa Map | 0 | - | 4.98 | 99,914 |
| Countries of Africa - One Minute Sprint | 0 | - | 4.43 | 322,437 |
| Countries Closest to Africa | 0 | - | 4.96 | 157,256 |
| African Countries That Have Been to the FIFA World Cup | 0 | - | 4.88 | 57,773 |
| Flags of Oceania | 0 | - | 5.00 | 259,712 |
| All First-Level Subdivisions of Oceania on a Map | 0 | - | 4.97 | 27,370 |
| Australia Cities Map Quiz | 0 | - | 4.82 | 145,491 |
| Australia... or New Zealand? | 0 | - | 4.83 | 61,607 |
| Regions of New Zealand | 0 | - | 4.85 | 28,535 |
| The Only American Country ... | 0 | - | 4.92 | 121,676 |
| American Countries with the Shortest Names | 0 | - | 4.96 | 121,170 |
| Central America and Caribbean Map Quiz | 0 | - | 4.89 | 902,531 |
| North American Capitals - Map Quiz | 0 | - | 4.87 | 58,038 |
| Countries of North America with an Empty Map | 0 | - | 4.99 | 94,723 |
| All First-Level Subdivisions of North America on a Map | 0 | - | 4.97 | 64,240 |
| U.S. State Border Crossings | 0 | - | 4.97 | 96,519 |
| U.S. Citizenship Test Questions | 0 | - | 4.83 | 239,546 |
| U.S. Cities with the Most International Tourists | 0 | - | 4.88 | 75,515 |
| Cities and Towns of Massachusetts | 0 | - | 4.92 | 74,178 |
| Countries Larger Than Texas but With Fewer People | 0 | - | 4.92 | 39,969 |
| Mediterranean Countries with an Empty Map | 0 | - | 4.99 | 105,121 |
| European Diaspora - Top 11 Countries | 0 | - | 4.90 | 95,919 |
| 10 European Countries with the Most Tourists | 0 | - | 4.98 | 137,634 |
| Three Band Flags of Europe | 0 | - | 4.98 | 193,440 |
| Catholic Countries in Europe | 0 | - | 4.83 | 95,191 |
| Pixelated Europe Map | 0 | - | 4.88 | 122,821 |
| Monarchies of Europe | 0 | - | 4.90 | 98,200 |
| European Countries with One Border | 0 | - | 4.97 | 182,878 |
| European Countries with the Fewest Borders | 0 | - | 4.97 | 179,674 |
| Countries of Europe in 1815 With a Map | 0 | - | 4.99 | 150,492 |
| Federal Subjects of Russia | 0 | - | 4.95 | 147,511 |
| Countries Formerly in Yugoslavia | 0 | - | 4.95 | 124,950 |
| Regions of France Map Quiz | 0 | - | 4.97 | 144,537 |
| States of Germany Map Quiz | 0 | - | 4.91 | 132,911 |
| States of Germany | 0 | - | 4.95 | 152,773 |
| Germany Immigration by Country | 0 | - | 4.85 | 81,121 |
| Regions of Italy | 0 | - | 4.92 | 76,001 |
| Netherlands Immigration by Country | 0 | - | 4.93 | 52,253 |
| Regions of Spain Quiz | 0 | - | 4.90 | 114,079 |
| Cantons of Switzerland | 0 | - | 4.98 | 51,257 |
| UK Cities Map Quiz | 0 | - | 4.96 | 464,731 |
| Countries and Territories of the United Kingdom | 0 | - | 4.90 | 94,044 |
| Counties of England Map Quiz | 0 | - | 4.97 | 307,803 |
| 10 Closest Megacities to London | 0 | - | 4.90 | 17,713 |
| Champions League Winners | 0 | - | 4.92 | 1,007,539 |
| Asian Geography By Letter - B | 0 | - | 4.85 | 66,538 |
| 10 Asian Countries with the Most Tourists | 0 | - | 4.89 | 106,071 |
| Asian Countries with the Shortest Names | 0 | - | 4.97 | 135,371 |
| "Stan" Countries - Map Quiz | 0 | - | 4.98 | 135,986 |
| Pixelated Asia Map | 0 | - | 4.90 | 73,271 |
| Monarchies of Asia | 0 | - | 4.97 | 71,126 |
| Asian Country Superlatives | 0 | - | 4.84 | 80,919 |
| Provinces of Turkey | 0 | - | 4.95 | 204,354 |
| Provinces of China | 0 | - | 4.97 | 204,820 |
| Japanese Prefectures | 0 | - | 4.98 | 137,172 |
| Countries Kim Jong Un Has Been To | 0 | - | 4.95 | 32,888 |
| Countries of the Mongol Empire on a Map | 0 | - | 4.99 | 106,930 |
| States of India Map Quiz | 0 | - | 4.83 | 26,546 |
| Countries with the Most Ascents of Mount Everest | 0 | - | 4.95 | 58,268 |
| Nepal Country Quiz | 0 | - | 4.95 | 37,756 |
| African Great Lakes | 0 | - | 4.82 | 66,303 |
| Word Chain - Africa | 0 | - | 4.47 | 31,629 |
| African Countries with the Most Christians | 0 | - | 4.94 | 75,655 |
| Top 10 Biggest Economies in Africa | 0 | - | 4.99 | 120,658 |
| Name a Valid African Country | 0 | - | 4.98 | 154,164 |
| Kenya Country Quiz | 0 | - | 4.86 | 34,817 |
| Tanzania Country Quiz | 0 | - | 4.90 | 33,091 |
| Morocco Country Quiz | 0 | - | 4.81 | 46,526 |
| D.R. Congo Country Quiz | 0 | - | 4.87 | 39,393 |
| Palau Country Quiz | 0 | - | 4.90 | 23,026 |
| Most Visited Countries by Australians | 0 | - | 4.95 | 90,607 |
| Countries that Visit Australia the Most | 0 | - | 4.92 | 69,148 |
| Countries Closest to Australia | 0 | - | 4.99 | 167,009 |
| Tuvalu Country Quiz | 0 | - | 4.86 | 21,455 |
| Samoa Country Quiz | 0 | - | 4.81 | 20,832 |
| Tonga Country Quiz | 0 | - | 4.83 | 20,527 |
| American Countries on the Pacific Coast | 0 | - | 4.80 | 49,271 |
| Top 10 Biggest Economies in the Americas | 0 | - | 4.94 | 92,250 |
| American Countries With No Atlantic Coastline | 0 | - | 4.94 | 92,505 |
| States of Mexico | 0 | - | 4.96 | 176,278 |
| Mexico States Map Quiz | 0 | - | 4.84 | 104,816 |
| Countries of South America with an Empty Map | 0 | - | 4.94 | 104,973 |
| All First-Level Subdivisions of South America on a Map | 0 | - | 4.92 | 53,996 |
| Brazil States Map Quiz | 0 | - | 4.85 | 48,125 |
| States of Brazil | 0 | - | 4.97 | 88,243 |
| Central American Countries | 0 | - | 4.98 | 156,541 |
| Caribbean / Lesser Antilles Map Quiz | 0 | - | 4.99 | 148,629 |
| Name the U.S. National Parks | 0 | - | 4.86 | 59,986 |
| Total United States Immigration by Country | 0 | - | 4.91 | 111,720 |
| Most Common U.S. Last Names - Extreme | 0 | - | 4.94 | 174,590 |
| "Do Not Travel" Countries for U.S. Citizens | 0 | - | 4.97 | 244,265 |
| U.S. Cabinet Departments | 0 | - | 4.86 | 72,899 |
| Top 10 Non-English Languages Spoken in New York City | 0 | - | 4.85 | 66,271 |
| US States Quiz | 0 | - | 5.00 | 16,887,967 |
| States of the U.S. in Alphabetical Order | 0 | - | 4.98 | 367,212 |
| Mediterranean Geography on a Map | 0 | - | 4.49 | 37,277 |
| Flags of the Mediterranean | 0 | - | 4.94 | 148,645 |
| Countries Bordering the Mediterranean - Map Quiz | 0 | - | 4.87 | 89,079 |
| Pre-Euro Currencies | 0 | - | 4.44 | 52,614 |
