| Australian Capitals | 0 | - | 4.92 | 62,727 |
| Australia... or New Zealand? | 0 | - | 4.83 | 61,581 |
| Australia True or False | 0 | - | 4.87 | 56,867 |
| All First-Level Subdivisions of Oceania on a Map | 0 | - | 4.97 | 27,346 |
| Australia Country Quiz | 0 | - | 4.43 | 69,599 |
| Regions of New Zealand | 0 | - | 4.85 | 28,521 |
| European Countries by First 2 Letters | 0 | - | 4.95 | 529,653 |
| African Countries by First 2 Letters | 0 | - | 4.96 | 268,245 |
| Asian Countries by First 2 Letters | 0 | - | 4.91 | 279,194 |
| Count to 10 in Europe: Pro | 0 | - | 4.86 | 69,150 |
| Official European Union Languages | 0 | - | 4.97 | 238,559 |
| European Countries in their Native Language | 0 | - | 4.99 | 157,893 |
| Europe Map Quiz | 0 | - | 5.00 | 4,763,869 |
| Africa Map Quiz | 0 | - | 5.00 | 2,118,297 |
| Oceania Map Quiz | 0 | - | 4.98 | 642,533 |
| Non-Stop Flights to New Zealand | 0 | - | 4.46 | 48,023 |
| Europe by Borders in 30 Seconds | 0 | - | 4.98 | 428,283 |
| East Asia Map Quiz | 0 | - | 4.99 | 1,448,365 |
| Asia Map Quiz | 0 | - | 4.99 | 917,072 |
| Word Chain - Australia | 0 | - | 4.38 | 38,143 |
| Countries of Africa | 0 | - | 5.00 | 2,537,888 |
| Landlocked Countries in Africa | 0 | - | 4.99 | 46,852 |
| African East Coast | 0 | - | 4.96 | 96,092 |
| Western Africa Map Quiz | 0 | - | 4.97 | 73,910 |
| Oceanian Capitals - Map Quiz | 0 | - | 4.95 | 50,728 |
| Australia Map Quiz | 0 | - | 4.95 | 344,661 |
| Mediterranean Countries Quiz | 0 | - | 4.99 | 212,329 |
| Countries with Territorial Claims in Antarctica | 0 | - | 4.94 | 92,661 |
| Countries That Use the Euro | 0 | - | 4.95 | 105,093 |
| Europe Cities Map Quiz | 0 | - | 4.99 | 364,538 |
| Celtic Nations | 0 | - | 4.69 | 46,952 |
| Europe Geography Decoder | 0 | - | 4.86 | 69,997 |
| 10 Easternmost Countries in Europe | 0 | - | 4.89 | 115,306 |
| The Only European Country ... | 0 | - | 4.91 | 216,717 |
| European Countries NOT in NATO | 0 | - | 4.90 | 61,187 |
| Countries that Beat Switzerland | 0 | - | 4.88 | 41,848 |
| South and Central Asia Map Quiz | 0 | - | 4.94 | 99,000 |
| Middle East Map Quiz | 0 | - | 4.99 | 1,383,155 |
| Africa Cities Map Quiz | 0 | - | 4.97 | 98,983 |
| Top 10 Biggest African Countries by Area | 0 | - | 4.99 | 217,024 |
| 10 Southernmost Countries in Africa | 0 | - | 4.98 | 116,608 |
| 10 Northernmost Countries in Africa | 0 | - | 4.98 | 161,271 |
| Top 10 Smallest African Countries by Area | 0 | - | 4.96 | 33,285 |
| African Countries with the Shortest Names | 0 | - | 4.98 | 153,555 |
| Top African Languages on a Map | 0 | - | 4.92 | 74,103 |
| African Island Countries | 0 | - | 4.96 | 101,658 |
| Countries of Africa with an Empty Map | 0 | - | 5.00 | 243,449 |
| Oceania Physical Geography | 0 | - | 4.30 | 12,685 |
| Oceania Geography Quiz | 0 | - | 4.55 | 22,056 |
| Australian States and Territories | 0 | - | 4.96 | 142,005 |
| Famous Australians by Description | 0 | - | 4.23 | 27,943 |
| Australian Immigration by Country | 0 | - | 4.81 | 77,294 |
| Australian Slang | 0 | - | 4.24 | 28,628 |
| 10 Biggest American Countries by Area | 0 | - | 4.95 | 112,622 |
| Top 10 Most Populous American Countries | 0 | - | 4.97 | 144,245 |
| Latin American Countries Map Quiz | 0 | - | 4.97 | 129,808 |
| North America Map Quiz | 0 | - | 4.98 | 248,611 |
| Third Most Common Language by U.S. State | 0 | - | 4.87 | 113,743 |
| United States Map Quiz | 0 | - | 4.98 | 4,158,858 |
| Most Spoken Languages in Canada | 0 | - | 4.91 | 55,173 |
| Straight Shot to Antarctica | 0 | - | 4.94 | 42,890 |
| Add A Letter - Make a European City | 0 | - | 4.90 | 23,388 |
| 10 Biggest European Countries by Area | 0 | - | 4.99 | 192,692 |
| 10 Westernmost Countries in Europe | 0 | - | 4.96 | 151,230 |
| Top 10 Languages Spoken in Europe | 0 | - | 4.96 | 218,783 |
| European Landmarks Map Quiz | 0 | - | 4.97 | 87,177 |
| Most Guessed Cities in Europe - Not Capitals | 0 | - | 4.82 | 87,388 |
| Countries of Europe with an Empty Map | 0 | - | 5.00 | 310,606 |
| All First-Level Subdivisions of Europe on a Map | 0 | - | 4.98 | 171,970 |
| Countries of Europe in 1650 with a Map | 0 | - | 4.95 | 69,271 |
| Countries with Territory in the Balkans | 0 | - | 4.96 | 89,312 |
| Eastern Europe Map Quiz | 0 | - | 4.91 | 128,220 |
| Slavic Countries | 0 | - | 4.96 | 111,692 |
| Germany Multiple Choice | 0 | - | 4.84 | 54,363 |
| States of the German Confederation in 1848 | 0 | - | 4.89 | 32,018 |
| East Asia Cities Map Quiz | 0 | - | 4.96 | 110,262 |
| 10 Biggest Asian Countries by Area | 0 | - | 4.97 | 153,769 |
| 10 Southernmost Countries in Asia | 0 | - | 4.97 | 99,175 |
| 10 Easternmost Countries in Asia | 0 | - | 4.99 | 108,012 |
| Countries of Asia with Two or More Words | 0 | - | 4.96 | 126,925 |
| Asian Countries Ending in "IA" | 0 | - | 4.96 | 107,531 |
| Top Asian Languages on a Map | 0 | - | 4.95 | 71,451 |
| Countries of Asia with an Empty Map | 0 | - | 4.98 | 230,411 |
| All First-Level Subdivisions of Asia on a Map | 0 | - | 4.91 | 49,962 |
| Countries of the Middle East | 0 | - | 4.96 | 201,219 |
| Countries where Arabic is an Official Language | 0 | - | 4.85 | 72,528 |
| Flags of Africa Quiz | 0 | - | 5.00 | 471,539 |
| 10 African Countries with the Most Tourists | 0 | - | 4.39 | 60,649 |
| Flags of North and South America | 0 | - | 4.99 | 373,199 |
| South America Map Quiz | 0 | - | 5.00 | 1,550,014 |
| Countries of North America Quiz | 0 | - | 5.00 | 1,023,521 |
| Canada Provinces and Territories | 0 | - | 5.00 | 342,664 |
| Canada Provinces Map Quiz | 0 | - | 4.99 | 640,558 |
| Flags of Europe Quiz | 0 | - | 4.99 | 1,244,586 |
| Countries of Europe - One Minute Sprint | 0 | - | 4.94 | 1,328,921 |
| Biggest Countries in Europe in 1700 | 0 | - | 4.73 | 58,502 |
| Counties of England | 0 | - | 4.97 | 797,064 |
| Flags of Asia Quiz | 0 | - | 4.99 | 613,776 |
| States of India | 0 | - | 4.95 | 193,429 |
| Africa Geography Quiz #1 | 0 | - | 4.93 | 49,341 |
| African Diaspora - Top 10 Countries | 0 | - | 4.93 | 72,788 |
| The Only African Country ... | 0 | - | 4.99 | 129,116 |
| African Countries by a Single Clue | 0 | - | 4.92 | 68,137 |
| Pixelated Africa Map | 0 | - | 4.98 | 99,883 |
| Countries of Africa - One Minute Sprint | 0 | - | 4.43 | 322,351 |
| Countries Closest to Africa | 0 | - | 4.96 | 157,222 |
| African Countries That Have Been to the FIFA World Cup | 0 | - | 4.88 | 57,478 |
| Flags of Oceania | 0 | - | 5.00 | 259,526 |
| Australia Cities Map Quiz | 0 | - | 4.82 | 145,435 |
| The Only American Country ... | 0 | - | 4.92 | 121,635 |
| American Countries with the Shortest Names | 0 | - | 4.96 | 121,135 |
| Uruguay Country Quiz | 0 | - | 4.84 | 31,590 |
| Central America and Caribbean Map Quiz | 0 | - | 4.89 | 902,393 |
| North American Capitals - Map Quiz | 0 | - | 4.87 | 58,009 |
| Countries of North America with an Empty Map | 0 | - | 4.99 | 94,685 |
| All First-Level Subdivisions of North America on a Map | 0 | - | 4.97 | 64,191 |
| U.S. State Border Crossings | 0 | - | 4.97 | 96,488 |
| U.S. Citizenship Test Questions | 0 | - | 4.83 | 239,489 |
| U.S. Cities with the Most International Tourists | 0 | - | 4.88 | 75,481 |
| Cities and Towns of Massachusetts | 0 | - | 4.92 | 74,090 |
| Countries Larger Than Texas but With Fewer People | 0 | - | 4.92 | 39,950 |
| Mediterranean Countries with an Empty Map | 0 | - | 4.99 | 105,096 |
| European Diaspora - Top 11 Countries | 0 | - | 4.90 | 95,880 |
| 10 European Countries with the Most Tourists | 0 | - | 4.98 | 137,572 |
| Three Band Flags of Europe | 0 | - | 4.98 | 193,370 |
| Catholic Countries in Europe | 0 | - | 4.83 | 95,158 |
| Pixelated Europe Map | 0 | - | 4.88 | 122,783 |
| Monarchies of Europe | 0 | - | 4.90 | 98,169 |
| European Countries with One Border | 0 | - | 4.97 | 182,812 |
| European Countries with the Fewest Borders | 0 | - | 4.97 | 179,610 |
| Countries of Europe in 1815 With a Map | 0 | - | 4.99 | 150,426 |
| Federal Subjects of Russia | 0 | - | 4.95 | 147,373 |
| Countries Formerly in Yugoslavia | 0 | - | 4.95 | 124,924 |
| Regions of France Map Quiz | 0 | - | 4.97 | 144,471 |
| States of Germany Map Quiz | 0 | - | 4.91 | 132,860 |
| States of Germany | 0 | - | 4.96 | 152,663 |
| Germany Immigration by Country | 0 | - | 4.85 | 81,062 |
| Regions of Italy | 0 | - | 4.92 | 75,918 |
| Netherlands Immigration by Country | 0 | - | 4.93 | 52,196 |
| Regions of Spain Quiz | 0 | - | 4.90 | 113,991 |
| Cantons of Switzerland | 0 | - | 4.98 | 51,228 |
| UK Cities Map Quiz | 0 | - | 4.96 | 464,621 |
| Countries and Territories of the United Kingdom | 0 | - | 4.90 | 94,018 |
| Counties of England Map Quiz | 0 | - | 4.97 | 307,689 |
| 10 Closest Megacities to London | 0 | - | 4.90 | 17,707 |
| Champions League Winners | 0 | - | 4.92 | 1,007,060 |
| Asian Geography By Letter - B | 0 | - | 4.85 | 66,529 |
| 10 Asian Countries with the Most Tourists | 0 | - | 4.89 | 106,027 |
| Asian Countries with the Shortest Names | 0 | - | 4.97 | 135,320 |
| "Stan" Countries - Map Quiz | 0 | - | 4.98 | 135,868 |
| Pixelated Asia Map | 0 | - | 4.90 | 73,231 |
| Monarchies of Asia | 0 | - | 4.97 | 71,104 |
| Asian Country Superlatives | 0 | - | 4.84 | 80,901 |
| Provinces of Turkey | 0 | - | 4.95 | 204,262 |
| Provinces of China | 0 | - | 4.97 | 204,613 |
| Japanese Prefectures | 0 | - | 4.98 | 137,005 |
| Countries Kim Jong Un Has Been To | 0 | - | 4.95 | 32,861 |
| Countries of the Mongol Empire on a Map | 0 | - | 4.99 | 106,881 |
| States of India Map Quiz | 0 | - | 4.83 | 26,532 |
| Countries with the Most Ascents of Mount Everest | 0 | - | 4.95 | 58,243 |
| Nepal Country Quiz | 0 | - | 4.95 | 37,735 |
| African Great Lakes | 0 | - | 4.82 | 66,276 |
| African Countries with the Most Christians | 0 | - | 4.94 | 75,623 |
| Top 10 Biggest Economies in Africa | 0 | - | 4.99 | 120,621 |
| Name a Valid African Country | 0 | - | 4.98 | 154,114 |
| Kenya Country Quiz | 0 | - | 4.86 | 34,806 |
| Tanzania Country Quiz | 0 | - | 4.90 | 33,078 |
| Morocco Country Quiz | 0 | - | 4.81 | 46,510 |
| Palau Country Quiz | 0 | - | 4.90 | 23,019 |
| Most Visited Countries by Australians | 0 | - | 4.95 | 90,587 |
| Countries that Visit Australia the Most | 0 | - | 4.92 | 69,119 |
| Countries Closest to Australia | 0 | - | 4.99 | 166,966 |
| Tuvalu Country Quiz | 0 | - | 4.86 | 21,451 |
| Samoa Country Quiz | 0 | - | 4.81 | 20,826 |
| Tonga Country Quiz | 0 | - | 4.83 | 20,522 |
| American Countries on the Pacific Coast | 0 | - | 4.80 | 49,263 |
| Top 10 Biggest Economies in the Americas | 0 | - | 4.94 | 92,203 |
| American Countries With No Atlantic Coastline | 0 | - | 4.94 | 92,473 |
| States of Mexico | 0 | - | 4.96 | 176,162 |
| Mexico States Map Quiz | 0 | - | 4.84 | 104,753 |
| Countries of South America with an Empty Map | 0 | - | 4.94 | 104,935 |
| All First-Level Subdivisions of South America on a Map | 0 | - | 4.92 | 53,943 |
| Brazil States Map Quiz | 0 | - | 4.85 | 48,087 |
| States of Brazil | 0 | - | 4.97 | 88,141 |
| Central American Countries | 0 | - | 4.98 | 156,492 |
| Caribbean / Lesser Antilles Map Quiz | 0 | - | 4.99 | 148,479 |
| Name the U.S. National Parks | 0 | - | 4.86 | 59,965 |
| Total United States Immigration by Country | 0 | - | 4.91 | 111,668 |
| Most Common U.S. Last Names - Extreme | 0 | - | 4.94 | 174,529 |
| "Do Not Travel" Countries for U.S. Citizens | 0 | - | 4.97 | 244,116 |
| U.S. Cabinet Departments | 0 | - | 4.86 | 72,884 |
| Top 10 Non-English Languages Spoken in New York City | 0 | - | 4.85 | 66,245 |
| US States Quiz | 0 | - | 5.00 | 16,879,636 |
| States of the U.S. in Alphabetical Order | 0 | - | 4.98 | 367,110 |
| Mediterranean Geography on a Map | 0 | - | 4.49 | 37,265 |
| Flags of the Mediterranean | 0 | - | 4.94 | 148,590 |
| Countries Bordering the Mediterranean - Map Quiz | 0 | - | 4.87 | 89,052 |
| Pre-Euro Currencies | 0 | - | 4.44 | 52,606 |
| Top 10 Coldest European Countries | 0 | - | 4.94 | 193,143 |
| Top 10 Hottest European Countries | 0 | - | 4.88 | 127,040 |
