| Australian Capitals | 0 | - | 4.90 | 52,943 |
| Australian States and Territories | 0 | - | 4.96 | 128,174 |
| Australian True or False | 0 | - | 4.90 | 50,816 |
| Australia... or New Zealand? | 0 | - | 4.83 | 53,725 |
| Australia Country Quiz | 0 | - | 4.44 | 57,102 |
| Oceania Map Quiz | 0 | - | 4.97 | 562,324 |
| Oceanian Capitals - Map Quiz | 0 | - | 4.95 | 39,643 |
| Animals of Australia | 0 | - | 4.51 | 39,637 |
| Australian Immigration by Country | 0 | - | 4.66 | 59,741 |
| Flags of Oceania | 0 | - | 5.00 | 212,522 |
| All First-Level Subdivisions of Oceania on a Map | 0 | - | 4.96 | 19,214 |
| Word Chain - Australia | 0 | - | 4.38 | 36,033 |
| Regions of New Zealand | 0 | - | 4.83 | 24,171 |
| Palau Country Quiz | 0 | - | 4.87 | 20,187 |
| AFL Teams | 0 | - | 4.39 | 34,723 |
| Tuvalu Country Quiz | 0 | - | 4.84 | 19,259 |
| European Countries by First 2 Letters | 0 | - | 4.96 | 453,877 |
| Austria... or Australia? | 0 | - | 4.79 | 97,409 |
| Famous Australians | 0 | - | 4.21 | 19,290 |
| Australian Slang | 0 | - | 4.24 | 26,295 |
| Asian Countries by First 2 Letters | 0 | - | 4.91 | 252,880 |
| African Countries by First 2 Letters | 0 | - | 4.95 | 242,977 |
| Random Sequential Oceanic Countries on a Map | 0 | - | 4.96 | 22,473 |
| New Zealand Country Quiz | 0 | - | 4.72 | 68,883 |
| Non-Stop Flights to New Zealand | 0 | - | 4.48 | 42,368 |
| Official European Union Languages | 0 | - | 4.98 | 198,718 |
| European Countries in their Native Language | 0 | - | 4.99 | 142,858 |
| Europe Map Quiz | 0 | - | 5.00 | 4,253,791 |
| East Asia Map Quiz | 0 | - | 4.99 | 1,334,271 |
| Asia Map Quiz | 0 | - | 4.99 | 773,639 |
| Africa Map Quiz | 0 | - | 5.00 | 1,924,856 |
| Europe by Borders in 30 Seconds | 0 | - | 4.98 | 381,879 |
| Countries that Beat Switzerland | 0 | - | 4.85 | 37,255 |
| South and Central Asia Map Quiz | 0 | - | 4.92 | 78,616 |
| Middle East Map Quiz | 0 | - | 4.99 | 1,273,171 |
| Countries of Africa | 0 | - | 5.00 | 2,140,311 |
| African East Coast | 0 | - | 4.97 | 83,266 |
| Western Africa Map Quiz | 0 | - | 4.97 | 59,929 |
| Oceania Geography Quiz | 0 | - | 4.53 | 20,769 |
| Australia Map Quiz | 0 | - | 4.94 | 317,249 |
| Vanuatu Country Quiz | 0 | - | 4.60 | 20,189 |
| Solomon Islands Country Quiz | 0 | - | 4.54 | 16,871 |
| Nauru Country Quiz | 0 | - | 4.55 | 20,703 |
| Papua New Guinea Country Quiz | 0 | - | 4.59 | 27,632 |
| Samoa Country Quiz | 0 | - | 4.76 | 18,381 |
| Tonga Country Quiz | 0 | - | 4.79 | 18,054 |
| United States Map Quiz | 0 | - | 4.98 | 3,880,574 |
| Mediterranean Countries Quiz | 0 | - | 4.99 | 193,886 |
| Countries with Territorial Claims in Antarctica | 0 | - | 4.92 | 86,401 |
| Countries That Use the Euro | 0 | - | 4.91 | 61,474 |
| Europe Cities Map Quiz | 0 | - | 4.99 | 333,786 |
| Europe Geography Decoder | 0 | - | 4.89 | 62,759 |
| 10 Easternmost Countries in Europe | 0 | - | 4.87 | 90,818 |
| European Countries with the Fewest Overnight Visitors | 0 | - | 4.82 | 38,904 |
| The Only European Country ... | 0 | - | 4.94 | 175,947 |
| Add A Letter - Make a European City | 0 | - | 4.87 | 20,706 |
| Counties of England | 0 | - | 4.96 | 682,829 |
| Flags of Asia Quiz | 0 | - | 4.99 | 518,589 |
| East Asia Cities Map Quiz | 0 | - | 4.97 | 99,578 |
| 10 Biggest Asian Countries by Area | 0 | - | 4.97 | 124,811 |
| 10 Southernmost Countries in Asia | 0 | - | 4.97 | 87,978 |
| 10 Easternmost Countries in Asia | 0 | - | 4.98 | 95,744 |
| Countries of Asia with Two or More Words | 0 | - | 4.95 | 109,956 |
| Asian Countries Ending in "IA" | 0 | - | 4.94 | 92,666 |
| Top Asian Languages on a Map | 0 | - | 4.93 | 59,883 |
| Countries of Asia with an Empty Map | 0 | - | 4.98 | 208,747 |
| All First-Level Subdivisions of Asia on a Map | 0 | - | 4.96 | 35,598 |
| Countries of the Middle East | 0 | - | 4.96 | 171,341 |
| Countries where Arabic is an Official Language | 0 | - | 4.83 | 51,869 |
| Africa Cities Map Quiz | 0 | - | 4.97 | 90,970 |
| Flags of Africa Quiz | 0 | - | 4.99 | 380,812 |
| Landlocked Countries in Africa | 0 | - | 4.98 | 18,891 |
| Top 10 Biggest African Countries by Area | 0 | - | 4.99 | 196,372 |
| 10 Southernmost Countries in Africa | 0 | - | 4.98 | 103,871 |
| 10 Northernmost Countries in Africa | 0 | - | 4.98 | 129,725 |
| African Countries with the Shortest Names | 0 | - | 4.97 | 118,116 |
| Top African Languages on a Map | 0 | - | 4.91 | 51,252 |
| African Island Countries | 0 | - | 4.96 | 88,498 |
| Countries of Africa with an Empty Map | 0 | - | 5.00 | 221,097 |
| Oceania Physical Geography | 0 | - | 4.25 | 11,871 |
| 10 Biggest American Countries by Area | 0 | - | 4.95 | 106,413 |
| Top 10 Most Populous American Countries | 0 | - | 4.97 | 131,278 |
| Latin American Countries Map Quiz | 0 | - | 4.97 | 104,878 |
| South America Map Quiz | 0 | - | 5.00 | 1,409,880 |
| Countries of North America Quiz | 0 | - | 5.00 | 868,986 |
| North America Map Quiz | 0 | - | 4.98 | 194,446 |
| Third Most Common Language by U.S. State | 0 | - | 4.90 | 106,033 |
| Canada Provinces Map Quiz | 0 | - | 4.99 | 573,136 |
| Most Spoken Languages in Canada | 0 | - | 4.82 | 46,343 |
| Straight Shot to Antarctica | 0 | - | 4.90 | 36,915 |
| Flags of Europe Quiz | 0 | - | 4.99 | 1,032,109 |
| Celtic Nations | 0 | - | 4.76 | 44,510 |
| Countries of Europe - One Minute Sprint | 0 | - | 4.93 | 1,170,591 |
| 10 Biggest European Countries by Area | 0 | - | 4.99 | 159,530 |
| 10 Westernmost Countries in Europe | 0 | - | 4.95 | 137,374 |
| Top 10 Languages Spoken in Europe | 0 | - | 4.94 | 183,381 |
| European Landmarks Map Quiz | 0 | - | 4.98 | 76,213 |
| Most Guessed Cities in Europe - Not Capitals | 0 | - | 4.89 | 79,013 |
| Countries of Europe with an Empty Map | 0 | - | 5.00 | 283,094 |
| All First-Level Subdivisions of Europe on a Map | 0 | - | 4.99 | 113,400 |
| Countries of Europe in 1650 with a Map | 0 | - | 4.90 | 47,719 |
| Countries with Territory in the Balkans | 0 | - | 4.96 | 73,732 |
| Eastern Europe Map Quiz | 0 | - | 4.88 | 114,701 |
| Slavic Countries | 0 | - | 4.96 | 99,774 |
| Regions of Spain Quiz | 0 | - | 4.85 | 93,472 |
| Cantons of Switzerland | 0 | - | 4.96 | 39,741 |
| UK Cities Map Quiz | 0 | - | 4.94 | 430,694 |
| Parts of the United Kingdom | 0 | - | 4.88 | 82,943 |
| Counties of England Map Quiz | 0 | - | 4.97 | 285,175 |
| Champions League Winners | 0 | - | 4.90 | 838,181 |
| Asian Geography By Letter - B | 0 | - | 4.82 | 60,535 |
| Asian Diaspora - Top 10 Countries | 0 | - | 4.81 | 37,187 |
| 10 Asian Countries with the Most Tourists | 0 | - | 4.90 | 90,315 |
| Asian Countries with the Shortest Names | 0 | - | 4.98 | 120,556 |
| "Stan" Countries - Map Quiz | 0 | - | 4.98 | 109,841 |
| Pixelated Asia Map | 0 | - | 4.89 | 62,473 |
| Monarchies of Asia | 0 | - | 4.95 | 53,576 |
| Asian Countries with the Fewest Borders | 0 | - | 4.81 | 87,595 |
| Provinces of Turkey | 0 | - | 4.95 | 175,333 |
| Provinces of China | 0 | - | 4.97 | 152,571 |
| Japanese Prefectures | 0 | - | 4.98 | 104,679 |
| States of India | 0 | - | 4.91 | 151,458 |
| 10 African Countries with the Most Tourists | 0 | - | 4.40 | 53,018 |
| Africa Geography Quiz #1 | 0 | - | 4.91 | 45,894 |
| Top 10 Smallest African Countries by Area | 0 | - | 4.95 | 24,643 |
| African Diaspora - Top 10 Countries | 0 | - | 4.91 | 65,470 |
| The Only African Country ... | 0 | - | 4.98 | 104,514 |
| African Countries by a Single Clue | 0 | - | 4.91 | 63,173 |
| Pixelated Africa Map | 0 | - | 4.98 | 87,043 |
| Countries Closest to Africa | 0 | - | 4.95 | 144,364 |
| Australia Cities Map Quiz | 0 | - | 4.85 | 130,161 |
| Flags of North and South America Quiz | 0 | - | 4.99 | 306,240 |
| The Only American Country ... | 0 | - | 4.94 | 108,844 |
| American Countries with the Shortest Names | 0 | - | 4.96 | 99,985 |
| Uruguay Country Quiz | 0 | - | 4.82 | 28,295 |
| Central America and Caribbean Map Quiz | 0 | - | 4.89 | 847,226 |
| North American Capitals - Map Quiz | 0 | - | 4.91 | 46,375 |
| Countries of North America with an Empty Map | 0 | - | 4.99 | 84,521 |
| All First-Level Subdivisions of North America on a Map | 0 | - | 4.97 | 46,013 |
| U.S. State Border Crossings | 0 | - | 4.96 | 81,413 |
| U.S. Citizenship Test Questions | 0 | - | 4.86 | 220,514 |
| Five Biggest Immigrant Groups by Decade in the US | 0 | - | 4.82 | 32,407 |
| U.S. Cities with the Most International Tourists | 0 | - | 4.88 | 64,605 |
| Cities and Towns of Massachusetts | 0 | - | 4.89 | 59,193 |
| US States Quiz | 0 | - | 5.00 | 14,567,337 |
| Canada Provinces and Territories | 0 | - | 4.99 | 286,682 |
| Mediterranean Countries with an Empty Map | 0 | - | 4.99 | 84,382 |
| Count to 10 in Europe: Pro | 0 | - | 4.79 | 60,581 |
| European Diaspora - Top 11 Countries | 0 | - | 4.91 | 82,755 |
| 10 European Countries with the Most Tourists | 0 | - | 4.97 | 119,460 |
| Three Band Flags of Europe | 0 | - | 4.97 | 159,485 |
| Catholic Countries in Europe | 0 | - | 4.87 | 82,710 |
| Biggest Countries in Europe in 1700 | 0 | - | 4.71 | 53,446 |
| Pixelated Europe Map | 0 | - | 4.89 | 108,463 |
| Monarchies of Europe | 0 | - | 4.88 | 86,220 |
| European Countries with One Border | 0 | - | 4.96 | 149,091 |
| European Countries with the Fewest Borders | 0 | - | 4.98 | 143,339 |
| Countries of Europe in 1815 With a Map | 0 | - | 4.99 | 132,457 |
| Federal Subjects of Russia | 0 | - | 4.95 | 110,122 |
| Countries Formerly in Yugoslavia | 0 | - | 4.94 | 100,936 |
| Regions of France Map Quiz | 0 | - | 4.96 | 126,308 |
| States of Germany Map Quiz | 0 | - | 4.91 | 119,444 |
| States of Germany | 0 | - | 4.94 | 121,580 |
| Germany Immigration by Country | 0 | - | 4.90 | 68,882 |
| States of the German Confederation in 1848 | 0 | - | 4.84 | 26,061 |
| Counties of Ireland | 0 | - | 4.89 | 157,250 |
| Regions of Italy | 0 | - | 4.88 | 59,524 |
| Countries Surrounding Rome | 0 | - | 4.96 | 46,384 |
| Netherlands Immigration by Country | 0 | - | 4.93 | 31,316 |
| Spanish Immigration by Country | 0 | - | 4.58 | 51,517 |
| Spain Cities Map Quiz | 0 | - | 4.86 | 85,292 |
| Regions of Spain Map Quiz | 0 | - | 4.95 | 168,006 |
| Biggest Spanish Empire Countries | 0 | - | 4.90 | 91,846 |
| Countries Closest to Spain | 0 | - | 4.95 | 204,362 |
| Switzerland Immigration by Country | 0 | - | 4.81 | 19,777 |
| UK Immigration by Country | 0 | - | 4.95 | 124,075 |
| United Kingdom Country Quiz | 0 | - | 4.93 | 117,091 |
| Modern-Day Countries of the British Empire in 1921 | 0 | - | 4.99 | 98,302 |
| Countries that Visit the UK the Most | 0 | - | 4.84 | 61,628 |
| Counties of the UK and Ireland | 0 | - | 4.97 | 102,069 |
| English Monarchs Quiz | 0 | - | 4.91 | 442,869 |
| World Capitals Closest to London | 0 | - | 4.90 | 92,913 |
| 50 Busiest Air Routes from London | 0 | - | 4.88 | 84,803 |
| England or Wales? | 0 | - | 4.93 | 39,826 |
| All Champions League Teams Ever | 0 | - | 4.89 | 102,401 |
| Every Asian Country Shape | 0 | - | 4.94 | 74,449 |
| South China Sea Countries | 0 | - | 4.82 | 53,487 |
| Countries and States in the Caucasus | 0 | - | 4.45 | 45,681 |
| Top 10 Coldest Asian Countries | 0 | - | 4.95 | 116,093 |
| Word Scramble - Asian Countries | 0 | - | 4.49 | 80,545 |
| Asian Countries with the Most Christians | 0 | - | 4.86 | 83,555 |
| Asian Countries Americans Travel to the Most | 0 | - | 4.83 | 54,040 |
| Top 10 Asian Countries by Coastline | 0 | - | 4.91 | 88,512 |
| Top 10 Richest Countries in Asia | 0 | - | 4.86 | 72,372 |
| Top 10 Biggest Economies in Asia | 0 | - | 4.88 | 100,622 |
| Countries of Asia - One Minute Sprint | 0 | - | 4.42 | 245,323 |
| Name a Valid Asian Country | 0 | - | 4.98 | 91,593 |
| The Only Remaining Asian Country . . . | 0 | - | 4.72 | 39,389 |
| Countries Closest to the Persian Gulf | 0 | - | 4.88 | 68,155 |
| Qatar Country Quiz | 0 | - | 4.83 | 28,186 |
