| Australian Capitals | 0 | - | 4.92 | 62,805 |
| Australia True or False | 0 | - | 4.87 | 57,075 |
| All First-Level Subdivisions of Oceania on a Map | 0 | - | 4.97 | 27,579 |
| Australia Country Quiz | 0 | - | 4.43 | 69,781 |
| Regions of New Zealand | 0 | - | 4.84 | 28,672 |
| European Countries by First 2 Letters | 0 | - | 4.95 | 531,744 |
| Asian Countries by First 2 Letters | 0 | - | 4.92 | 280,317 |
| African Countries by First 2 Letters | 0 | - | 4.96 | 269,047 |
| Count to 10 in Europe: Pro | 0 | - | 4.86 | 69,586 |
| Official European Union Languages | 0 | - | 4.97 | 239,455 |
| European Countries in their Native Language | 0 | - | 4.99 | 158,457 |
| Europe Map Quiz | 0 | - | 5.00 | 4,781,009 |
| Oceania Map Quiz | 0 | - | 4.98 | 657,950 |
| Non-Stop Flights to New Zealand | 0 | - | 4.46 | 48,202 |
| Europe by Borders in 30 Seconds | 0 | - | 4.98 | 430,218 |
| East Asia Map Quiz | 0 | - | 4.99 | 1,451,133 |
| Asia Map Quiz | 0 | - | 4.99 | 923,136 |
| Africa Map Quiz | 0 | - | 5.00 | 2,126,108 |
| Word Chain - Australia | 0 | - | 4.38 | 38,217 |
| Oceanian Capitals - Map Quiz | 0 | - | 4.95 | 51,286 |
| Australia Map Quiz | 0 | - | 4.95 | 345,787 |
| Mediterranean Countries Quiz | 0 | - | 4.99 | 213,472 |
| Countries with Territorial Claims in Antarctica | 0 | - | 4.94 | 92,844 |
| Countries That Use the Euro | 0 | - | 4.95 | 106,305 |
| Europe Cities Map Quiz | 0 | - | 4.99 | 365,750 |
| Celtic Nations | 0 | - | 4.61 | 47,063 |
| Europe Geography Decoder | 0 | - | 4.86 | 70,225 |
| 10 Easternmost Countries in Europe | 0 | - | 4.87 | 116,754 |
| The Only European Country ... | 0 | - | 4.91 | 218,393 |
| European Countries NOT in NATO | 0 | - | 4.91 | 62,172 |
| Countries that Beat Switzerland | 0 | - | 4.88 | 42,002 |
| South and Central Asia Map Quiz | 0 | - | 4.94 | 99,690 |
| Middle East Map Quiz | 0 | - | 4.99 | 1,386,274 |
| Countries of Africa | 0 | - | 5.00 | 2,553,200 |
| Landlocked Countries in Africa | 0 | - | 4.99 | 47,633 |
| African East Coast | 0 | - | 4.96 | 96,567 |
| Western Africa Map Quiz | 0 | - | 4.97 | 74,423 |
| Add A Letter - Make a European City | 0 | - | 4.90 | 23,472 |
| Oceania Physical Geography | 0 | - | 4.30 | 12,716 |
| Oceania Geography Quiz | 0 | - | 4.55 | 22,117 |
| Australian States and Territories | 0 | - | 4.96 | 142,633 |
| Famous Australians by Description | 0 | - | 4.23 | 28,089 |
| Australian Immigration by Country | 0 | - | 4.81 | 77,448 |
| Australian Slang | 0 | - | 4.24 | 28,698 |
| 10 Biggest American Countries by Area | 0 | - | 4.95 | 112,867 |
| Top 10 Most Populous American Countries | 0 | - | 4.96 | 144,651 |
| Latin American Countries Map Quiz | 0 | - | 4.97 | 130,406 |
| Uruguay Country Quiz | 0 | - | 4.84 | 31,713 |
| North America Map Quiz | 0 | - | 4.98 | 250,759 |
| Third Most Common Language by U.S. State | 0 | - | 4.87 | 113,926 |
| United States Map Quiz | 0 | - | 4.98 | 4,167,974 |
| Most Spoken Languages in Canada | 0 | - | 4.91 | 55,467 |
| Straight Shot to Antarctica | 0 | - | 4.94 | 43,083 |
| 10 Biggest European Countries by Area | 0 | - | 4.99 | 193,295 |
| 10 Westernmost Countries in Europe | 0 | - | 4.96 | 151,844 |
| Top 10 Languages Spoken in Europe | 0 | - | 4.96 | 220,256 |
| European Landmarks Map Quiz | 0 | - | 4.97 | 87,622 |
| Most Guessed Cities in Europe - Not Capitals | 0 | - | 4.82 | 87,889 |
| Countries of Europe with an Empty Map | 0 | - | 5.00 | 312,218 |
| All First-Level Subdivisions of Europe on a Map | 0 | - | 4.99 | 175,014 |
| Countries of Europe in 1650 with a Map | 0 | - | 4.95 | 70,090 |
| Countries with Territory in the Balkans | 0 | - | 4.96 | 89,952 |
| Eastern Europe Map Quiz | 0 | - | 4.91 | 128,646 |
| Slavic Countries | 0 | - | 4.96 | 112,191 |
| Germany Multiple Choice | 0 | - | 4.84 | 54,622 |
| East Asia Cities Map Quiz | 0 | - | 4.96 | 110,625 |
| 10 Biggest Asian Countries by Area | 0 | - | 4.97 | 154,363 |
| 10 Southernmost Countries in Asia | 0 | - | 4.97 | 99,725 |
| 10 Easternmost Countries in Asia | 0 | - | 4.99 | 109,000 |
| Countries of Asia with Two or More Words | 0 | - | 4.96 | 127,586 |
| Asian Countries Ending in "IA" | 0 | - | 4.96 | 108,118 |
| Top Asian Languages on a Map | 0 | - | 4.95 | 71,899 |
| Countries of Asia with an Empty Map | 0 | - | 4.98 | 231,269 |
| Countries of the Middle East | 0 | - | 4.96 | 202,288 |
| Countries where Arabic is an Official Language | 0 | - | 4.85 | 72,682 |
| Africa Cities Map Quiz | 0 | - | 4.97 | 99,400 |
| Top 10 Biggest African Countries by Area | 0 | - | 4.99 | 218,083 |
| 10 Southernmost Countries in Africa | 0 | - | 4.98 | 117,317 |
| 10 Northernmost Countries in Africa | 0 | - | 4.98 | 162,086 |
| Top 10 Smallest African Countries by Area | 0 | - | 4.96 | 33,974 |
| African Countries with the Shortest Names | 0 | - | 4.98 | 154,331 |
| Top African Languages on a Map | 0 | - | 4.94 | 74,951 |
| African Island Countries | 0 | - | 4.96 | 102,257 |
| Countries of Africa with an Empty Map | 0 | - | 5.00 | 244,314 |
| Flags of North and South America | 0 | - | 4.99 | 375,928 |
| South America Map Quiz | 0 | - | 5.00 | 1,554,169 |
| Countries of North America Quiz | 0 | - | 5.00 | 1,029,037 |
| Canada Provinces and Territories | 0 | - | 5.00 | 345,203 |
| Canada Provinces Map Quiz | 0 | - | 4.99 | 643,209 |
| Flags of Europe Quiz | 0 | - | 4.99 | 1,253,973 |
| Countries of Europe - One Minute Sprint | 0 | - | 4.94 | 1,333,837 |
| Biggest Countries in Europe in 1700 | 0 | - | 4.73 | 58,695 |
| Counties of England | 0 | - | 4.97 | 801,341 |
| Flags of Asia Quiz | 0 | - | 4.99 | 618,366 |
| Flags of Africa Quiz | 0 | - | 5.00 | 475,851 |
| 10 African Countries with the Most Tourists | 0 | - | 4.39 | 60,917 |
| Flags of Oceania | 0 | - | 5.00 | 261,893 |
| Australia Cities Map Quiz | 0 | - | 4.82 | 146,305 |
| The Only American Country ... | 0 | - | 4.92 | 122,062 |
| American Countries with the Shortest Names | 0 | - | 4.96 | 121,512 |
| Central America and Caribbean Map Quiz | 0 | - | 4.89 | 904,220 |
| North American Capitals - Map Quiz | 0 | - | 4.88 | 58,641 |
| Countries of North America with an Empty Map | 0 | - | 4.99 | 95,031 |
| All First-Level Subdivisions of North America on a Map | 0 | - | 4.97 | 64,706 |
| U.S. State Border Crossings | 0 | - | 4.97 | 96,773 |
| U.S. Citizenship Test Questions | 0 | - | 4.83 | 240,614 |
| U.S. Cities with the Most International Tourists | 0 | - | 4.88 | 75,812 |
| Cities and Towns of Massachusetts | 0 | - | 4.93 | 74,794 |
| Countries Larger Than Texas but With Fewer People | 0 | - | 4.92 | 40,178 |
| Mediterranean Countries with an Empty Map | 0 | - | 4.99 | 105,379 |
| European Geography By Letter - P #1 | 0 | - | 4.81 | 98,567 |
| European Diaspora - Top 11 Countries | 0 | - | 4.90 | 96,334 |
| 10 European Countries with the Most Tourists | 0 | - | 4.98 | 138,245 |
| Three Band Flags of Europe | 0 | - | 4.98 | 194,221 |
| Catholic Countries in Europe | 0 | - | 4.83 | 95,616 |
| Pixelated Europe Map | 0 | - | 4.88 | 123,285 |
| Monarchies of Europe | 0 | - | 4.90 | 98,665 |
| European Countries with One Border | 0 | - | 4.97 | 183,521 |
| European Countries with the Fewest Borders | 0 | - | 4.97 | 180,260 |
| Countries of Europe in 1815 With a Map | 0 | - | 4.99 | 151,099 |
| Federal Subjects of Russia | 0 | - | 4.95 | 148,952 |
| Countries Formerly in Yugoslavia | 0 | - | 4.95 | 125,329 |
| Regions of France Map Quiz | 0 | - | 4.97 | 145,376 |
| States of Germany Map Quiz | 0 | - | 4.92 | 133,558 |
| States of Germany | 0 | - | 4.95 | 154,022 |
| Germany Immigration by Country | 0 | - | 4.86 | 81,546 |
| Regions of Italy | 0 | - | 4.92 | 76,719 |
| Netherlands Immigration by Country | 0 | - | 4.93 | 52,654 |
| Regions of Spain Quiz | 0 | - | 4.90 | 115,037 |
| Cantons of Switzerland | 0 | - | 4.98 | 51,618 |
| UK Cities Map Quiz | 0 | - | 4.96 | 465,942 |
| Countries and Territories of the United Kingdom | 0 | - | 4.90 | 94,388 |
| Counties of England Map Quiz | 0 | - | 4.97 | 308,675 |
| 10 Closest Megacities to London | 0 | - | 4.90 | 17,807 |
| Champions League Winners | 0 | - | 4.92 | 1,013,384 |
| Asian Geography By Letter - B | 0 | - | 4.85 | 66,884 |
| 10 Asian Countries with the Most Tourists | 0 | - | 4.89 | 106,604 |
| Asian Countries with the Shortest Names | 0 | - | 4.97 | 135,895 |
| "Stan" Countries - Map Quiz | 0 | - | 4.98 | 137,048 |
| Pixelated Asia Map | 0 | - | 4.90 | 73,641 |
| Monarchies of Asia | 0 | - | 4.97 | 71,392 |
| Asian Country Superlatives | 0 | - | 4.84 | 81,192 |
| Provinces of Turkey | 0 | - | 4.94 | 205,438 |
| Provinces of China | 0 | - | 4.97 | 207,055 |
| Japanese Prefectures | 0 | - | 4.98 | 138,497 |
| States of India | 0 | - | 4.95 | 195,227 |
| Africa Geography Quiz #1 | 0 | - | 4.93 | 49,504 |
| African Diaspora - Top 10 Countries | 0 | - | 4.93 | 73,197 |
| The Only African Country ... | 0 | - | 4.99 | 129,515 |
| African Countries by a Single Clue | 0 | - | 4.92 | 68,317 |
| 10 Easternmost Countries in Africa | 0 | - | 4.97 | 24,673 |
| Pixelated Africa Map | 0 | - | 4.98 | 100,290 |
| Countries of Africa - One Minute Sprint | 0 | - | 4.43 | 323,807 |
| Countries Closest to Africa | 0 | - | 4.96 | 157,638 |
| African Countries That Have Been to the FIFA World Cup | 0 | - | 4.89 | 59,272 |
| Morocco Country Quiz | 0 | - | 4.81 | 46,738 |
| Palau Country Quiz | 0 | - | 4.90 | 23,107 |
| Most Visited Countries by Australians | 0 | - | 4.95 | 90,812 |
| Countries that Visit Australia the Most | 0 | - | 4.92 | 69,480 |
| Countries Closest to Australia | 0 | - | 4.99 | 167,362 |
| Tuvalu Country Quiz | 0 | - | 4.86 | 21,521 |
| Samoa Country Quiz | 0 | - | 4.81 | 20,918 |
| Tonga Country Quiz | 0 | - | 4.83 | 20,590 |
| American Countries on the Pacific Coast | 0 | - | 4.80 | 49,348 |
| Top 10 Biggest Economies in the Americas | 0 | - | 4.94 | 92,632 |
| States of Mexico | 0 | - | 4.96 | 177,666 |
| Mexico States Map Quiz | 0 | - | 4.84 | 105,445 |
| Countries of South America with an Empty Map | 0 | - | 4.94 | 105,324 |
| All First-Level Subdivisions of South America on a Map | 0 | - | 4.92 | 54,556 |
| Brazil States Map Quiz | 0 | - | 4.86 | 48,443 |
| States of Brazil | 0 | - | 4.97 | 89,231 |
| Central American Countries | 0 | - | 4.98 | 157,131 |
| Caribbean Countries and Territories | 0 | - | 4.81 | 113,155 |
| Caribbean / Lesser Antilles Map Quiz | 0 | - | 4.99 | 149,862 |
| Name the U.S. National Parks | 0 | - | 4.86 | 60,340 |
| Total United States Immigration by Country | 0 | - | 4.91 | 112,173 |
| Most Common U.S. Last Names - Extreme | 0 | - | 4.94 | 175,299 |
| "Do Not Travel" Countries for U.S. Citizens | 0 | - | 4.97 | 245,831 |
| U.S. Cabinet Departments | 0 | - | 4.86 | 73,051 |
| Top 10 Non-English Languages Spoken in New York City | 0 | - | 4.85 | 66,601 |
| US States Quiz | 0 | - | 5.00 | 16,963,633 |
| States of the U.S. in Alphabetical Order | 0 | - | 4.98 | 368,277 |
| Mediterranean Geography on a Map | 0 | - | 4.49 | 37,347 |
| Flags of the Mediterranean | 0 | - | 4.94 | 149,119 |
| Countries Bordering the Mediterranean - Map Quiz | 0 | - | 4.87 | 89,351 |
| Pre-Euro Currencies | 0 | - | 4.44 | 52,708 |
| Top 10 Coldest European Countries | 0 | - | 4.94 | 193,644 |
| Top 10 Hottest European Countries | 0 | - | 4.88 | 127,582 |
| European Countries with the Fewest Overnight Visitors | 0 | - | 4.80 | 41,699 |
| Word Scramble - European Countries | 0 | - | 4.73 | 142,160 |
| Top 10 Biggest Economies in Europe | 0 | - | 4.98 | 200,290 |
| Top 20 Football Clubs in Europe | 0 | - | 4.48 | 116,279 |
| Category Elimination - European Geography #1 | 0 | - | 4.98 | 235,156 |
| European Map without 10 Random Countries | 0 | - | 4.97 | 278,472 |
| Name a Valid European Country #1 | 0 | - | 4.99 | 263,775 |
| The Only Remaining European Country . . . | 0 | - | 4.41 | 64,563 |
| Slavic Languages | 0 | - | 4.68 | 54,619 |
| Russia Country Quiz | 0 | - | 4.83 | 115,149 |
| Countries That Border Russia | 0 | - | 4.98 | 463,946 |
| Croatia Country Quiz | 0 | - | 4.83 | 43,628 |
