| European Countries by First 2 Letters | 0 | - | 4.95 | 532,462 |
| Asian Countries by First 2 Letters | 0 | - | 4.92 | 280,664 |
| African Countries by First 2 Letters | 0 | - | 4.96 | 269,360 |
| Australian Capitals | 0 | - | 4.92 | 62,829 |
| Count to 10 in Europe: Pro | 0 | - | 4.86 | 69,712 |
| Official European Union Languages | 0 | - | 4.97 | 239,765 |
| European Countries in their Native Language | 0 | - | 4.99 | 158,620 |
| Europe Map Quiz | 0 | - | 5.00 | 4,787,690 |
| Oceania Map Quiz | 0 | - | 4.98 | 659,278 |
| Celtic Nations | 0 | - | 4.61 | 47,094 |
| Europe by Borders in 30 Seconds | 0 | - | 4.98 | 430,829 |
| East Asia Map Quiz | 0 | - | 4.99 | 1,452,432 |
| Asia Map Quiz | 0 | - | 4.99 | 925,046 |
| Africa Map Quiz | 0 | - | 5.00 | 2,128,535 |
| Oceanian Capitals - Map Quiz | 0 | - | 4.96 | 51,456 |
| Mediterranean Countries Quiz | 0 | - | 4.99 | 213,909 |
| Countries with Territorial Claims in Antarctica | 0 | - | 4.94 | 92,911 |
| Countries That Use the Euro | 0 | - | 4.95 | 106,767 |
| Europe Geography Decoder | 0 | - | 4.86 | 70,309 |
| 10 Easternmost Countries in Europe | 0 | - | 4.87 | 117,082 |
| The Only European Country ... | 0 | - | 4.91 | 218,965 |
| European Countries NOT in NATO | 0 | - | 4.90 | 62,488 |
| Countries that Beat Switzerland | 0 | - | 4.88 | 42,053 |
| South and Central Asia Map Quiz | 0 | - | 4.94 | 99,928 |
| Landlocked Countries in Africa | 0 | - | 4.99 | 47,847 |
| African East Coast | 0 | - | 4.96 | 96,760 |
| Western Africa Map Quiz | 0 | - | 4.98 | 74,612 |
| Australia Map Quiz | 0 | - | 4.95 | 346,149 |
| Europe Cities Map Quiz | 0 | - | 4.99 | 366,214 |
| Middle East Map Quiz | 0 | - | 4.99 | 1,387,228 |
| Countries of Africa | 0 | - | 5.00 | 2,559,349 |
| United States Map Quiz | 0 | - | 4.98 | 4,171,110 |
| Add A Letter - Make a European City | 0 | - | 4.90 | 23,503 |
| 10 African Countries with the Most Tourists | 0 | - | 4.39 | 61,011 |
| Australian States and Territories | 0 | - | 4.96 | 142,853 |
| Australian Immigration by Country | 0 | - | 4.81 | 77,501 |
| Australia Country Quiz | 0 | - | 4.43 | 69,835 |
| Australia True or False | 0 | - | 4.87 | 57,145 |
| Flags of North and South America | 0 | - | 4.99 | 376,905 |
| 10 Biggest American Countries by Area | 0 | - | 4.95 | 112,950 |
| Top 10 Most Populous American Countries | 0 | - | 4.96 | 144,779 |
| Latin American Countries Map Quiz | 0 | - | 4.98 | 130,649 |
| South America Map Quiz | 0 | - | 5.00 | 1,556,552 |
| Uruguay Country Quiz | 0 | - | 4.84 | 31,752 |
| Countries of North America Quiz | 0 | - | 5.00 | 1,031,334 |
| North America Map Quiz | 0 | - | 4.98 | 251,996 |
| Third Most Common Language by U.S. State | 0 | - | 4.87 | 113,975 |
| Canada Provinces and Territories | 0 | - | 5.00 | 346,127 |
| Canada Provinces Map Quiz | 0 | - | 4.99 | 644,535 |
| Most Spoken Languages in Canada | 0 | - | 4.91 | 55,555 |
| Straight Shot to Antarctica | 0 | - | 4.94 | 43,168 |
| Flags of Europe Quiz | 0 | - | 4.99 | 1,257,790 |
| Countries of Europe - One Minute Sprint | 0 | - | 4.94 | 1,335,544 |
| 10 Biggest European Countries by Area | 0 | - | 4.99 | 193,498 |
| 10 Westernmost Countries in Europe | 0 | - | 4.96 | 152,040 |
| Top 10 Languages Spoken in Europe | 0 | - | 4.96 | 220,747 |
| European Landmarks Map Quiz | 0 | - | 4.97 | 87,761 |
| Most Guessed Cities in Europe - Not Capitals | 0 | - | 4.83 | 88,014 |
| Biggest Countries in Europe in 1700 | 0 | - | 4.73 | 58,744 |
| Countries of Europe with an Empty Map | 0 | - | 5.00 | 312,732 |
| All First-Level Subdivisions of Europe on a Map | 0 | - | 4.99 | 175,700 |
| Countries of Europe in 1650 with a Map | 0 | - | 4.95 | 70,380 |
| Countries with Territory in the Balkans | 0 | - | 4.96 | 90,166 |
| Eastern Europe Map Quiz | 0 | - | 4.91 | 128,780 |
| Slavic Countries | 0 | - | 4.96 | 112,359 |
| Germany Multiple Choice | 0 | - | 4.84 | 54,690 |
| Counties of England | 0 | - | 4.97 | 802,788 |
| Flags of Asia Quiz | 0 | - | 4.99 | 620,169 |
| East Asia Cities Map Quiz | 0 | - | 4.96 | 110,791 |
| 10 Biggest Asian Countries by Area | 0 | - | 4.97 | 154,511 |
| 10 Southernmost Countries in Asia | 0 | - | 4.97 | 99,908 |
| 10 Easternmost Countries in Asia | 0 | - | 4.99 | 109,141 |
| Countries of Asia with Two or More Words | 0 | - | 4.96 | 127,807 |
| Asian Countries Ending in "IA" | 0 | - | 4.96 | 108,308 |
| Top Asian Languages on a Map | 0 | - | 4.95 | 72,070 |
| Countries of Asia with an Empty Map | 0 | - | 4.98 | 231,597 |
| All First-Level Subdivisions of Asia on a Map | 0 | - | 4.92 | 50,581 |
| Countries of the Middle East | 0 | - | 4.96 | 202,930 |
| Countries where Arabic is an Official Language | 0 | - | 4.85 | 72,735 |
| Africa Cities Map Quiz | 0 | - | 4.97 | 99,506 |
| Flags of Africa Quiz | 0 | - | 5.00 | 477,423 |
| Top 10 Biggest African Countries by Area | 0 | - | 4.99 | 218,339 |
| 10 Southernmost Countries in Africa | 0 | - | 4.98 | 117,706 |
| 10 Northernmost Countries in Africa | 0 | - | 4.98 | 162,257 |
| Top 10 Smallest African Countries by Area | 0 | - | 4.96 | 34,122 |
| African Countries with the Shortest Names | 0 | - | 4.98 | 154,592 |
| Top African Languages on a Map | 0 | - | 4.94 | 75,246 |
| African Island Countries | 0 | - | 4.96 | 102,429 |
| Countries of Africa with an Empty Map | 0 | - | 5.00 | 244,616 |
| Flags of Oceania | 0 | - | 5.00 | 262,647 |
| All First-Level Subdivisions of Oceania on a Map | 0 | - | 4.95 | 27,710 |
| Australia Cities Map Quiz | 0 | - | 4.83 | 146,505 |
| Regions of New Zealand | 0 | - | 4.84 | 28,741 |
| The Only American Country ... | 0 | - | 4.92 | 122,209 |
| American Countries with the Shortest Names | 0 | - | 4.97 | 121,658 |
| North American Capitals - Map Quiz | 0 | - | 4.88 | 58,815 |
| Countries of North America with an Empty Map | 0 | - | 4.99 | 95,177 |
| All First-Level Subdivisions of North America on a Map | 0 | - | 4.97 | 65,002 |
| U.S. State Border Crossings | 0 | - | 4.97 | 96,882 |
| U.S. Citizenship Test Questions | 0 | - | 4.83 | 240,814 |
| U.S. Cities with the Most International Tourists | 0 | - | 4.88 | 75,938 |
| Cities and Towns of Massachusetts | 0 | - | 4.93 | 74,986 |
| Countries Larger Than Texas but With Fewer People | 0 | - | 4.92 | 40,251 |
| Mediterranean Countries with an Empty Map | 0 | - | 4.99 | 105,500 |
| European Geography By Letter - P #1 | 0 | - | 4.81 | 98,856 |
| European Diaspora - Top 11 Countries | 0 | - | 4.88 | 96,535 |
| 10 European Countries with the Most Tourists | 0 | - | 4.98 | 138,476 |
| Three Band Flags of Europe | 0 | - | 4.98 | 194,560 |
| Catholic Countries in Europe | 0 | - | 4.83 | 95,752 |
| Pixelated Europe Map | 0 | - | 4.88 | 123,461 |
| Monarchies of Europe | 0 | - | 4.90 | 98,861 |
| European Countries with One Border | 0 | - | 4.97 | 183,779 |
| European Countries with the Fewest Borders | 0 | - | 4.97 | 180,512 |
| Countries of Europe in 1815 With a Map | 0 | - | 4.99 | 151,354 |
| Federal Subjects of Russia | 0 | - | 4.95 | 149,452 |
| Countries Formerly in Yugoslavia | 0 | - | 4.95 | 125,466 |
| Regions of France Map Quiz | 0 | - | 4.97 | 145,627 |
| States of Germany Map Quiz | 0 | - | 4.92 | 133,780 |
| States of Germany | 0 | - | 4.95 | 154,444 |
| Germany Immigration by Country | 0 | - | 4.86 | 81,681 |
| Regions of Italy | 0 | - | 4.92 | 77,045 |
| Netherlands Immigration by Country | 0 | - | 4.93 | 52,790 |
| Regions of Spain Quiz | 0 | - | 4.90 | 115,303 |
| Cantons of Switzerland | 0 | - | 4.98 | 51,751 |
| Countries and Territories of the United Kingdom | 0 | - | 4.90 | 94,517 |
| Counties of England Map Quiz | 0 | - | 4.97 | 309,007 |
| 10 Closest Megacities to London | 0 | - | 4.90 | 17,840 |
| Asian Geography By Letter - B | 0 | - | 4.85 | 67,004 |
| 10 Asian Countries with the Most Tourists | 0 | - | 4.89 | 106,825 |
| Asian Countries with the Shortest Names | 0 | - | 4.97 | 136,085 |
| "Stan" Countries - Map Quiz | 0 | - | 4.98 | 137,481 |
| Pixelated Asia Map | 0 | - | 4.90 | 73,768 |
| Monarchies of Asia | 0 | - | 4.97 | 71,498 |
| Asian Country Superlatives | 0 | - | 4.84 | 81,282 |
| Provinces of Turkey | 0 | - | 4.95 | 205,888 |
| Provinces of China | 0 | - | 4.97 | 207,915 |
| Japanese Prefectures | 0 | - | 4.99 | 139,001 |
| States of India | 0 | - | 4.94 | 195,838 |
| Africa Geography Quiz #1 | 0 | - | 4.93 | 49,571 |
| African Diaspora - Top 10 Countries | 0 | - | 4.93 | 73,276 |
| The Only African Country ... | 0 | - | 4.99 | 129,650 |
| African Countries by a Single Clue | 0 | - | 4.92 | 68,377 |
| 10 Easternmost Countries in Africa | 0 | - | 4.98 | 25,094 |
| Pixelated Africa Map | 0 | - | 4.98 | 100,444 |
| Countries of Africa - One Minute Sprint | 0 | - | 4.43 | 324,163 |
| Countries Closest to Africa | 0 | - | 4.96 | 157,816 |
| African Countries That Have Been to the FIFA World Cup | 0 | - | 4.89 | 59,903 |
| American Countries on the Pacific Coast | 0 | - | 4.80 | 49,381 |
| Central America and Caribbean Map Quiz | 0 | - | 4.90 | 904,988 |
| Mediterranean Geography on a Map | 0 | - | 4.49 | 37,378 |
| Pre-Euro Currencies | 0 | - | 4.44 | 52,741 |
| European Countries with the Fewest Overnight Visitors | 0 | - | 4.80 | 41,719 |
| Word Scramble - European Countries | 0 | - | 4.73 | 142,313 |
| Top 20 Football Clubs in Europe | 0 | - | 4.48 | 121,792 |
| The Only Remaining European Country . . . | 0 | - | 4.41 | 64,673 |
| Slavic Languages | 0 | - | 4.68 | 54,688 |
| Capitals of Italian Regions | 0 | - | 4.62 | 36,737 |
| Spanish Immigration by Country | 0 | - | 4.63 | 55,624 |
| UK Cities Map Quiz | 0 | - | 4.96 | 466,411 |
| Champions League Winners | 0 | - | 4.92 | 1,015,952 |
| Top 12 Languages Spoken in Asia | 0 | - | 4.40 | 32,678 |
| Countries and States in the Caucasus | 0 | - | 4.46 | 51,802 |
| Word Scramble - Asian Countries | 0 | - | 4.49 | 109,296 |
| Countries of Asia - One Minute Sprint | 0 | - | 4.41 | 276,683 |
| The Only Remaining Asian Country . . . | 0 | - | 4.64 | 46,117 |
| Middle Eastern Geography Quiz | 0 | - | 4.57 | 44,182 |
| China's Territorial Disputes | 0 | - | 4.48 | 35,799 |
| Word Chain - Africa | 0 | - | 4.47 | 31,715 |
| Morocco Country Quiz | 0 | - | 4.81 | 46,811 |
| Palau Country Quiz | 0 | - | 4.89 | 23,143 |
| Most Visited Countries by Australians | 0 | - | 4.95 | 90,896 |
| Countries that Visit Australia the Most | 0 | - | 4.92 | 69,595 |
| Countries Closest to Australia | 0 | - | 4.99 | 167,808 |
| Tuvalu Country Quiz | 0 | - | 4.86 | 21,549 |
| Samoa Country Quiz | 0 | - | 4.81 | 20,951 |
| Tonga Country Quiz | 0 | - | 4.83 | 20,618 |
| Top 10 Biggest Economies in the Americas | 0 | - | 4.94 | 92,826 |
| American Countries With No Atlantic Coastline | 0 | - | 4.93 | 92,806 |
| States of Mexico | 0 | - | 4.96 | 178,227 |
| Mexico States Map Quiz | 0 | - | 4.84 | 105,608 |
| Countries of South America with an Empty Map | 0 | - | 4.94 | 105,489 |
| All First-Level Subdivisions of South America on a Map | 0 | - | 4.92 | 54,805 |
| Brazil States Map Quiz | 0 | - | 4.86 | 48,560 |
| States of Brazil | 0 | - | 4.97 | 89,684 |
| Central American Countries | 0 | - | 4.98 | 157,325 |
| Caribbean Countries and Territories | 0 | - | 4.81 | 113,586 |
| Caribbean / Lesser Antilles Map Quiz | 0 | - | 4.99 | 150,562 |
| Name the U.S. National Parks | 0 | - | 4.86 | 60,468 |
| Total United States Immigration by Country | 0 | - | 4.91 | 112,390 |
| Most Common U.S. Last Names - Extreme | 0 | - | 4.94 | 175,530 |
| "Do Not Travel" Countries for U.S. Citizens | 0 | - | 4.97 | 246,429 |
| U.S. Cabinet Departments | 0 | - | 4.86 | 73,094 |
| Top 10 Non-English Languages Spoken in New York City | 0 | - | 4.85 | 66,713 |
| US States Quiz | 0 | - | 5.00 | 16,993,783 |
| States of the U.S. in Alphabetical Order | 0 | - | 4.98 | 368,629 |
| Flags of the Mediterranean | 0 | - | 4.94 | 149,342 |
| Countries Bordering the Mediterranean - Map Quiz | 0 | - | 4.86 | 89,458 |
| Top 10 Coldest European Countries | 0 | - | 4.94 | 193,865 |
| Top 10 Hottest European Countries | 0 | - | 4.88 | 127,783 |
| Top 10 Biggest Economies in Europe | 0 | - | 4.98 | 200,678 |
