| Australian Capitals | 0 | - | 4.92 | 62,713 |
| Australia True or False | 0 | - | 4.87 | 56,816 |
| Australia Country Quiz | 0 | - | 4.43 | 69,562 |
| European Countries by First 2 Letters | 0 | - | 4.95 | 529,186 |
| All First-Level Subdivisions of Oceania on a Map | 0 | - | 4.97 | 27,291 |
| Regions of New Zealand | 0 | - | 4.85 | 28,474 |
| African Countries by First 2 Letters | 0 | - | 4.96 | 268,025 |
| Asian Countries by First 2 Letters | 0 | - | 4.91 | 278,866 |
| Count to 10 in Europe: Pro | 0 | - | 4.86 | 69,062 |
| Official European Union Languages | 0 | - | 4.97 | 238,321 |
| European Countries in their Native Language | 0 | - | 4.99 | 157,732 |
| Europe Map Quiz | 0 | - | 5.00 | 4,758,977 |
| Africa Map Quiz | 0 | - | 5.00 | 2,116,298 |
| Oceania Map Quiz | 0 | - | 4.98 | 641,429 |
| Non-Stop Flights to New Zealand | 0 | - | 4.46 | 47,989 |
| Celtic Nations | 0 | - | 4.69 | 46,923 |
| Europe by Borders in 30 Seconds | 0 | - | 4.98 | 427,857 |
| East Asia Map Quiz | 0 | - | 4.99 | 1,447,589 |
| Asia Map Quiz | 0 | - | 4.99 | 915,682 |
| Landlocked Countries in Africa | 0 | - | 4.99 | 46,734 |
| African East Coast | 0 | - | 4.96 | 95,947 |
| Western Africa Map Quiz | 0 | - | 4.97 | 73,764 |
| Oceanian Capitals - Map Quiz | 0 | - | 4.95 | 50,584 |
| Word Chain - Australia | 0 | - | 4.38 | 38,129 |
| Mediterranean Countries Quiz | 0 | - | 4.99 | 211,993 |
| Countries with Territorial Claims in Antarctica | 0 | - | 4.94 | 92,621 |
| Countries That Use the Euro | 0 | - | 4.95 | 104,771 |
| Europe Geography Decoder | 0 | - | 4.86 | 69,931 |
| 10 Easternmost Countries in Europe | 0 | - | 4.89 | 115,039 |
| The Only European Country ... | 0 | - | 4.91 | 216,305 |
| European Countries NOT in NATO | 0 | - | 4.90 | 60,950 |
| Countries that Beat Switzerland | 0 | - | 4.88 | 41,795 |
| South and Central Asia Map Quiz | 0 | - | 4.94 | 98,829 |
| Countries of Africa | 0 | - | 5.00 | 2,533,301 |
| Australia Map Quiz | 0 | - | 4.95 | 344,154 |
| Europe Cities Map Quiz | 0 | - | 4.99 | 364,219 |
| Middle East Map Quiz | 0 | - | 4.99 | 1,382,005 |
| 10 African Countries with the Most Tourists | 0 | - | 4.39 | 60,577 |
| Oceania Geography Quiz | 0 | - | 4.55 | 22,046 |
| United States Map Quiz | 0 | - | 4.98 | 4,155,698 |
| Add A Letter - Make a European City | 0 | - | 4.90 | 23,376 |
| Africa Cities Map Quiz | 0 | - | 4.97 | 98,935 |
| Flags of Africa Quiz | 0 | - | 5.00 | 470,283 |
| Top 10 Biggest African Countries by Area | 0 | - | 4.99 | 216,821 |
| 10 Southernmost Countries in Africa | 0 | - | 4.98 | 116,504 |
| 10 Northernmost Countries in Africa | 0 | - | 4.98 | 161,136 |
| Top 10 Smallest African Countries by Area | 0 | - | 4.96 | 33,188 |
| African Countries with the Shortest Names | 0 | - | 4.98 | 153,349 |
| Top African Languages on a Map | 0 | - | 4.92 | 73,851 |
| African Island Countries | 0 | - | 4.96 | 101,522 |
| Countries of Africa with an Empty Map | 0 | - | 5.00 | 243,254 |
| Oceania Physical Geography | 0 | - | 4.30 | 12,676 |
| Australian States and Territories | 0 | - | 4.96 | 141,821 |
| Famous Australians by Description | 0 | - | 4.23 | 27,906 |
| Australian Immigration by Country | 0 | - | 4.81 | 77,265 |
| Australian Slang | 0 | - | 4.24 | 28,613 |
| Flags of North and South America | 0 | - | 4.99 | 372,515 |
| 10 Biggest American Countries by Area | 0 | - | 4.95 | 112,564 |
| Top 10 Most Populous American Countries | 0 | - | 4.97 | 144,158 |
| Latin American Countries Map Quiz | 0 | - | 4.97 | 129,561 |
| South America Map Quiz | 0 | - | 5.00 | 1,548,609 |
| Countries of North America Quiz | 0 | - | 5.00 | 1,021,871 |
| North America Map Quiz | 0 | - | 4.98 | 248,149 |
| Third Most Common Language by U.S. State | 0 | - | 4.87 | 113,691 |
| Canada Provinces and Territories | 0 | - | 5.00 | 341,920 |
| Canada Provinces Map Quiz | 0 | - | 4.99 | 639,687 |
| Most Spoken Languages in Canada | 0 | - | 4.91 | 55,089 |
| Straight Shot to Antarctica | 0 | - | 4.94 | 42,837 |
| Flags of Europe Quiz | 0 | - | 4.99 | 1,242,015 |
| Countries of Europe - One Minute Sprint | 0 | - | 4.94 | 1,327,265 |
| 10 Biggest European Countries by Area | 0 | - | 4.99 | 192,555 |
| 10 Westernmost Countries in Europe | 0 | - | 4.96 | 151,088 |
| Top 10 Languages Spoken in Europe | 0 | - | 4.96 | 218,425 |
| European Landmarks Map Quiz | 0 | - | 4.97 | 87,060 |
| Most Guessed Cities in Europe - Not Capitals | 0 | - | 4.82 | 87,315 |
| Biggest Countries in Europe in 1700 | 0 | - | 4.73 | 58,450 |
| Countries of Europe with an Empty Map | 0 | - | 5.00 | 310,229 |
| All First-Level Subdivisions of Europe on a Map | 0 | - | 4.99 | 171,087 |
| Countries with Territory in the Balkans | 0 | - | 4.96 | 89,147 |
| Eastern Europe Map Quiz | 0 | - | 4.91 | 127,927 |
| Slavic Countries | 0 | - | 4.96 | 111,568 |
| Germany Multiple Choice | 0 | - | 4.84 | 54,324 |
| Counties of England | 0 | - | 4.97 | 795,782 |
| Flags of Asia Quiz | 0 | - | 4.99 | 612,587 |
| East Asia Cities Map Quiz | 0 | - | 4.96 | 110,152 |
| 10 Biggest Asian Countries by Area | 0 | - | 4.97 | 153,635 |
| 10 Southernmost Countries in Asia | 0 | - | 4.97 | 99,064 |
| 10 Easternmost Countries in Asia | 0 | - | 4.99 | 107,906 |
| Countries of Asia with Two or More Words | 0 | - | 4.96 | 126,760 |
| Asian Countries Ending in "IA" | 0 | - | 4.96 | 107,394 |
| Top Asian Languages on a Map | 0 | - | 4.95 | 71,349 |
| Countries of Asia with an Empty Map | 0 | - | 4.98 | 230,172 |
| Countries of the Middle East | 0 | - | 4.96 | 200,943 |
| Countries where Arabic is an Official Language | 0 | - | 4.85 | 72,485 |
| States of India | 0 | - | 4.95 | 192,968 |
| Africa Geography Quiz #1 | 0 | - | 4.93 | 49,313 |
| African Diaspora - Top 10 Countries | 0 | - | 4.92 | 72,721 |
| The Only African Country ... | 0 | - | 4.99 | 129,030 |
| African Countries by a Single Clue | 0 | - | 4.92 | 68,097 |
| Pixelated Africa Map | 0 | - | 4.98 | 99,764 |
| Countries of Africa - One Minute Sprint | 0 | - | 4.43 | 321,933 |
| Countries Closest to Africa | 0 | - | 4.96 | 157,098 |
| African Countries That Have Been to the FIFA World Cup | 0 | - | 4.87 | 55,925 |
| Flags of Oceania | 0 | - | 5.00 | 258,617 |
| Australia Cities Map Quiz | 0 | - | 4.83 | 145,315 |
| The Only American Country ... | 0 | - | 4.92 | 121,497 |
| American Countries with the Shortest Names | 0 | - | 4.96 | 121,029 |
| Uruguay Country Quiz | 0 | - | 4.84 | 31,541 |
| North American Capitals - Map Quiz | 0 | - | 4.87 | 57,840 |
| Countries of North America with an Empty Map | 0 | - | 4.99 | 94,598 |
| All First-Level Subdivisions of North America on a Map | 0 | - | 4.97 | 63,970 |
| U.S. State Border Crossings | 0 | - | 4.97 | 96,415 |
| U.S. Citizenship Test Questions | 0 | - | 4.83 | 239,305 |
| U.S. Cities with the Most International Tourists | 0 | - | 4.88 | 75,402 |
| Cities and Towns of Massachusetts | 0 | - | 4.92 | 73,869 |
| Countries Larger Than Texas but With Fewer People | 0 | - | 4.92 | 39,870 |
| Mediterranean Countries with an Empty Map | 0 | - | 4.99 | 105,015 |
| European Diaspora - Top 11 Countries | 0 | - | 4.90 | 95,752 |
| 10 European Countries with the Most Tourists | 0 | - | 4.98 | 137,383 |
| Three Band Flags of Europe | 0 | - | 4.98 | 193,118 |
| Catholic Countries in Europe | 0 | - | 4.83 | 95,013 |
| Pixelated Europe Map | 0 | - | 4.88 | 122,636 |
| Monarchies of Europe | 0 | - | 4.90 | 98,039 |
| European Countries with One Border | 0 | - | 4.97 | 182,638 |
| European Countries with the Fewest Borders | 0 | - | 4.97 | 179,452 |
| Countries of Europe in 1815 With a Map | 0 | - | 4.99 | 150,055 |
| Federal Subjects of Russia | 0 | - | 4.95 | 146,813 |
| Countries Formerly in Yugoslavia | 0 | - | 4.95 | 124,810 |
| Regions of France Map Quiz | 0 | - | 4.97 | 144,276 |
| States of Germany Map Quiz | 0 | - | 4.91 | 132,682 |
| States of Germany | 0 | - | 4.96 | 152,219 |
| Germany Immigration by Country | 0 | - | 4.85 | 80,958 |
| Regions of Italy | 0 | - | 4.92 | 75,733 |
| Netherlands Immigration by Country | 0 | - | 4.93 | 52,037 |
| Regions of Spain Quiz | 0 | - | 4.90 | 113,787 |
| Cantons of Switzerland | 0 | - | 4.98 | 51,112 |
| Countries and Territories of the United Kingdom | 0 | - | 4.89 | 93,928 |
| Counties of England Map Quiz | 0 | - | 4.97 | 307,349 |
| 10 Closest Megacities to London | 0 | - | 4.90 | 17,683 |
| Asian Geography By Letter - B | 0 | - | 4.85 | 66,437 |
| 10 Asian Countries with the Most Tourists | 0 | - | 4.89 | 105,879 |
| Asian Countries with the Shortest Names | 0 | - | 4.97 | 135,166 |
| "Stan" Countries - Map Quiz | 0 | - | 4.98 | 135,600 |
| Pixelated Asia Map | 0 | - | 4.90 | 73,095 |
| Monarchies of Asia | 0 | - | 4.97 | 71,032 |
| Asian Country Superlatives | 0 | - | 4.84 | 80,821 |
| Provinces of Turkey | 0 | - | 4.95 | 203,853 |
| Provinces of China | 0 | - | 4.97 | 203,969 |
| Japanese Prefectures | 0 | - | 4.98 | 136,627 |
| American Countries on the Pacific Coast | 0 | - | 4.80 | 49,225 |
| Central America and Caribbean Map Quiz | 0 | - | 4.89 | 901,830 |
| Mediterranean Geography on a Map | 0 | - | 4.49 | 37,230 |
| Pre-Euro Currencies | 0 | - | 4.44 | 52,584 |
| European Countries with the Fewest Overnight Visitors | 0 | - | 4.80 | 41,650 |
| Word Scramble - European Countries | 0 | - | 4.73 | 141,595 |
| Top 20 Football Clubs in Europe | 0 | - | 4.48 | 114,761 |
| The Only Remaining European Country . . . | 0 | - | 4.41 | 64,212 |
| Slavic Languages | 0 | - | 4.68 | 54,313 |
| Capitals of Italian Regions | 0 | - | 4.62 | 36,590 |
| Spanish Immigration by Country | 0 | - | 4.63 | 55,442 |
| UK Cities Map Quiz | 0 | - | 4.96 | 464,248 |
| Champions League Winners | 0 | - | 4.92 | 1,005,488 |
| Top 12 Languages Spoken in Asia | 0 | - | 4.40 | 32,545 |
| Countries and States in the Caucasus | 0 | - | 4.46 | 51,489 |
| Word Scramble - Asian Countries | 0 | - | 4.49 | 108,774 |
| Countries of Asia - One Minute Sprint | 0 | - | 4.41 | 275,065 |
| The Only Remaining Asian Country . . . | 0 | - | 4.64 | 45,775 |
| Middle Eastern Geography Quiz | 0 | - | 4.57 | 43,764 |
| China's Territorial Disputes | 0 | - | 4.44 | 35,633 |
| Countries Kim Jong Un Has Been To | 0 | - | 4.95 | 32,777 |
| Countries of the Mongol Empire on a Map | 0 | - | 4.99 | 106,737 |
| States of India Map Quiz | 0 | - | 4.83 | 26,470 |
| Countries with the Most Ascents of Mount Everest | 0 | - | 4.95 | 58,188 |
| Nepal Country Quiz | 0 | - | 4.95 | 37,694 |
| African Great Lakes | 0 | - | 4.82 | 66,130 |
| African Countries with the Most Christians | 0 | - | 4.94 | 75,528 |
| Top 10 Biggest Economies in Africa | 0 | - | 4.99 | 120,493 |
| Kenya Country Quiz | 0 | - | 4.86 | 34,760 |
| Tanzania Country Quiz | 0 | - | 4.90 | 33,041 |
| Morocco Country Quiz | 0 | - | 4.81 | 46,452 |
| Palau Country Quiz | 0 | - | 4.90 | 22,994 |
| Most Visited Countries by Australians | 0 | - | 4.95 | 90,540 |
| Countries that Visit Australia the Most | 0 | - | 4.92 | 69,026 |
| Countries Closest to Australia | 0 | - | 4.99 | 166,864 |
| Tuvalu Country Quiz | 0 | - | 4.86 | 21,436 |
| Tonga Country Quiz | 0 | - | 4.83 | 20,504 |
| Top 10 Biggest Economies in the Americas | 0 | - | 4.94 | 92,069 |
| States of Mexico | 0 | - | 4.95 | 175,757 |
| Mexico States Map Quiz | 0 | - | 4.85 | 104,602 |
| Countries of South America with an Empty Map | 0 | - | 4.94 | 104,848 |
| All First-Level Subdivisions of South America on a Map | 0 | - | 4.92 | 53,780 |
| Brazil States Map Quiz | 0 | - | 4.85 | 47,971 |
| States of Brazil | 0 | - | 4.97 | 87,811 |
| Central American Countries | 0 | - | 4.98 | 156,315 |
| Caribbean / Lesser Antilles Map Quiz | 0 | - | 4.99 | 148,164 |
| Name the U.S. National Parks | 0 | - | 4.86 | 59,865 |
| Total United States Immigration by Country | 0 | - | 4.91 | 111,453 |
| Most Common U.S. Last Names - Extreme | 0 | - | 4.94 | 174,325 |
| "Do Not Travel" Countries for U.S. Citizens | 0 | - | 4.97 | 243,591 |
| U.S. Cabinet Departments | 0 | - | 4.86 | 72,837 |
