| Australian Capitals | 0 | - | 4.92 | 62,764 |
| Australia... or New Zealand? | 0 | - | 4.83 | 61,735 |
| Australia True or False | 0 | - | 4.87 | 56,966 |
| All First-Level Subdivisions of Oceania on a Map | 0 | - | 4.97 | 27,451 |
| Australia Country Quiz | 0 | - | 4.43 | 69,683 |
| Regions of New Zealand | 0 | - | 4.84 | 28,606 |
| European Countries by First 2 Letters | 0 | - | 4.95 | 530,787 |
| Asian Countries by First 2 Letters | 0 | - | 4.91 | 279,772 |
| African Countries by First 2 Letters | 0 | - | 4.96 | 268,665 |
| Count to 10 in Europe: Pro | 0 | - | 4.86 | 69,368 |
| Official European Union Languages | 0 | - | 4.97 | 238,995 |
| European Countries in their Native Language | 0 | - | 4.99 | 158,184 |
| Europe Map Quiz | 0 | - | 5.00 | 4,772,943 |
| Oceania Map Quiz | 0 | - | 4.98 | 654,725 |
| Non-Stop Flights to New Zealand | 0 | - | 4.46 | 48,127 |
| Europe by Borders in 30 Seconds | 0 | - | 4.98 | 429,311 |
| East Asia Map Quiz | 0 | - | 4.99 | 1,449,893 |
| Asia Map Quiz | 0 | - | 4.99 | 920,150 |
| Africa Map Quiz | 0 | - | 5.00 | 2,122,432 |
| Word Chain - Australia | 0 | - | 4.38 | 38,177 |
| Oceanian Capitals - Map Quiz | 0 | - | 4.95 | 51,007 |
| Australia Map Quiz | 0 | - | 4.95 | 345,300 |
| Mediterranean Countries Quiz | 0 | - | 4.99 | 212,892 |
| Countries with Territorial Claims in Antarctica | 0 | - | 4.94 | 92,752 |
| Countries That Use the Euro | 0 | - | 4.95 | 105,687 |
| Europe Cities Map Quiz | 0 | - | 4.99 | 365,175 |
| Celtic Nations | 0 | - | 4.69 | 47,005 |
| Europe Geography Decoder | 0 | - | 4.86 | 70,130 |
| 10 Easternmost Countries in Europe | 0 | - | 4.89 | 115,781 |
| The Only European Country ... | 0 | - | 4.91 | 217,558 |
| European Countries NOT in NATO | 0 | - | 4.90 | 61,684 |
| Countries that Beat Switzerland | 0 | - | 4.88 | 41,927 |
| South and Central Asia Map Quiz | 0 | - | 4.94 | 99,371 |
| Middle East Map Quiz | 0 | - | 4.99 | 1,385,080 |
| Countries of Africa | 0 | - | 5.00 | 2,546,437 |
| Landlocked Countries in Africa | 0 | - | 4.99 | 47,149 |
| African East Coast | 0 | - | 4.96 | 96,330 |
| Western Africa Map Quiz | 0 | - | 4.97 | 74,195 |
| Oceania Physical Geography | 0 | - | 4.30 | 12,702 |
| Oceania Geography Quiz | 0 | - | 4.55 | 22,082 |
| Australian States and Territories | 0 | - | 4.96 | 142,298 |
| Famous Australians by Description | 0 | - | 4.23 | 28,016 |
| Australian Immigration by Country | 0 | - | 4.81 | 77,374 |
| Australian Slang | 0 | - | 4.24 | 28,658 |
| 10 Biggest American Countries by Area | 0 | - | 4.95 | 112,735 |
| Top 10 Most Populous American Countries | 0 | - | 4.97 | 144,436 |
| Latin American Countries Map Quiz | 0 | - | 4.97 | 130,164 |
| Uruguay Country Quiz | 0 | - | 4.84 | 31,648 |
| North America Map Quiz | 0 | - | 4.98 | 249,615 |
| Third Most Common Language by U.S. State | 0 | - | 4.87 | 113,819 |
| United States Map Quiz | 0 | - | 4.98 | 4,164,185 |
| Most Spoken Languages in Canada | 0 | - | 4.91 | 55,326 |
| Straight Shot to Antarctica | 0 | - | 4.94 | 42,979 |
| Add A Letter - Make a European City | 0 | - | 4.90 | 23,436 |
| 10 Biggest European Countries by Area | 0 | - | 4.99 | 192,979 |
| 10 Westernmost Countries in Europe | 0 | - | 4.96 | 151,491 |
| Top 10 Languages Spoken in Europe | 0 | - | 4.96 | 219,521 |
| European Landmarks Map Quiz | 0 | - | 4.97 | 87,395 |
| Most Guessed Cities in Europe - Not Capitals | 0 | - | 4.82 | 87,637 |
| Countries of Europe with an Empty Map | 0 | - | 5.00 | 311,559 |
| All First-Level Subdivisions of Europe on a Map | 0 | - | 4.98 | 173,479 |
| Countries of Europe in 1650 with a Map | 0 | - | 4.95 | 69,714 |
| Countries with Territory in the Balkans | 0 | - | 4.96 | 89,631 |
| Eastern Europe Map Quiz | 0 | - | 4.91 | 128,460 |
| Slavic Countries | 0 | - | 4.96 | 111,945 |
| Germany Multiple Choice | 0 | - | 4.84 | 54,494 |
| States of the German Confederation in 1848 | 0 | - | 4.90 | 32,227 |
| East Asia Cities Map Quiz | 0 | - | 4.96 | 110,445 |
| 10 Biggest Asian Countries by Area | 0 | - | 4.97 | 154,085 |
| 10 Southernmost Countries in Asia | 0 | - | 4.97 | 99,400 |
| 10 Easternmost Countries in Asia | 0 | - | 4.99 | 108,270 |
| Countries of Asia with Two or More Words | 0 | - | 4.96 | 127,300 |
| Asian Countries Ending in "IA" | 0 | - | 4.96 | 107,849 |
| Top Asian Languages on a Map | 0 | - | 4.95 | 71,686 |
| Countries of Asia with an Empty Map | 0 | - | 4.98 | 230,874 |
| All First-Level Subdivisions of Asia on a Map | 0 | - | 4.91 | 50,188 |
| Countries of the Middle East | 0 | - | 4.96 | 201,783 |
| Countries where Arabic is an Official Language | 0 | - | 4.85 | 72,612 |
| Africa Cities Map Quiz | 0 | - | 4.97 | 99,130 |
| Top 10 Biggest African Countries by Area | 0 | - | 4.99 | 217,426 |
| 10 Southernmost Countries in Africa | 0 | - | 4.98 | 116,829 |
| 10 Northernmost Countries in Africa | 0 | - | 4.98 | 161,529 |
| Top 10 Smallest African Countries by Area | 0 | - | 4.96 | 33,462 |
| African Countries with the Shortest Names | 0 | - | 4.98 | 153,916 |
| Top African Languages on a Map | 0 | - | 4.92 | 74,544 |
| African Island Countries | 0 | - | 4.96 | 101,915 |
| Countries of Africa with an Empty Map | 0 | - | 5.00 | 243,943 |
| Flags of North and South America | 0 | - | 4.99 | 374,570 |
| South America Map Quiz | 0 | - | 5.00 | 1,552,122 |
| Countries of North America Quiz | 0 | - | 5.00 | 1,026,356 |
| Canada Provinces and Territories | 0 | - | 5.00 | 343,922 |
| Canada Provinces Map Quiz | 0 | - | 4.99 | 641,991 |
| Flags of Europe Quiz | 0 | - | 4.99 | 1,249,488 |
| Countries of Europe - One Minute Sprint | 0 | - | 4.94 | 1,331,286 |
| Biggest Countries in Europe in 1700 | 0 | - | 4.73 | 58,598 |
| Counties of England | 0 | - | 4.97 | 799,356 |
| Flags of Asia Quiz | 0 | - | 4.99 | 616,288 |
| Flags of Africa Quiz | 0 | - | 5.00 | 473,601 |
| 10 African Countries with the Most Tourists | 0 | - | 4.39 | 60,791 |
| Flags of Oceania | 0 | - | 5.00 | 260,750 |
| Australia Cities Map Quiz | 0 | - | 4.82 | 145,788 |
| The Only American Country ... | 0 | - | 4.92 | 121,849 |
| American Countries with the Shortest Names | 0 | - | 4.96 | 121,313 |
| Central America and Caribbean Map Quiz | 0 | - | 4.89 | 903,067 |
| North American Capitals - Map Quiz | 0 | - | 4.88 | 58,260 |
| Countries of North America with an Empty Map | 0 | - | 4.99 | 94,889 |
| All First-Level Subdivisions of North America on a Map | 0 | - | 4.97 | 64,455 |
| U.S. State Border Crossings | 0 | - | 4.97 | 96,636 |
| U.S. Citizenship Test Questions | 0 | - | 4.83 | 239,788 |
| U.S. Cities with the Most International Tourists | 0 | - | 4.88 | 75,639 |
| Cities and Towns of Massachusetts | 0 | - | 4.92 | 74,439 |
| Countries Larger Than Texas but With Fewer People | 0 | - | 4.92 | 40,054 |
| Mediterranean Countries with an Empty Map | 0 | - | 4.99 | 105,243 |
| European Geography By Letter - P #1 | 0 | - | 4.81 | 97,999 |
| European Diaspora - Top 11 Countries | 0 | - | 4.90 | 96,079 |
| 10 European Countries with the Most Tourists | 0 | - | 4.98 | 137,910 |
| Three Band Flags of Europe | 0 | - | 4.98 | 193,781 |
| Catholic Countries in Europe | 0 | - | 4.83 | 95,434 |
| Pixelated Europe Map | 0 | - | 4.88 | 123,038 |
| Monarchies of Europe | 0 | - | 4.90 | 98,397 |
| European Countries with One Border | 0 | - | 4.97 | 183,174 |
| European Countries with the Fewest Borders | 0 | - | 4.97 | 179,964 |
| Countries of Europe in 1815 With a Map | 0 | - | 4.99 | 150,803 |
| Federal Subjects of Russia | 0 | - | 4.95 | 148,161 |
| Countries Formerly in Yugoslavia | 0 | - | 4.95 | 125,142 |
| Regions of France Map Quiz | 0 | - | 4.97 | 144,913 |
| States of Germany Map Quiz | 0 | - | 4.92 | 133,266 |
| States of Germany | 0 | - | 4.95 | 153,369 |
| Germany Immigration by Country | 0 | - | 4.85 | 81,319 |
| Regions of Italy | 0 | - | 4.92 | 76,321 |
| Netherlands Immigration by Country | 0 | - | 4.93 | 52,468 |
| Regions of Spain Quiz | 0 | - | 4.90 | 114,509 |
| Cantons of Switzerland | 0 | - | 4.98 | 51,442 |
| UK Cities Map Quiz | 0 | - | 4.96 | 465,319 |
| Countries and Territories of the United Kingdom | 0 | - | 4.90 | 94,201 |
| Counties of England Map Quiz | 0 | - | 4.97 | 308,289 |
| 10 Closest Megacities to London | 0 | - | 4.90 | 17,762 |
| Champions League Winners | 0 | - | 4.92 | 1,010,383 |
| Asian Geography By Letter - B | 0 | - | 4.85 | 66,748 |
| 10 Asian Countries with the Most Tourists | 0 | - | 4.89 | 106,311 |
| Asian Countries with the Shortest Names | 0 | - | 4.97 | 135,611 |
| "Stan" Countries - Map Quiz | 0 | - | 4.98 | 136,584 |
| Pixelated Asia Map | 0 | - | 4.90 | 73,425 |
| Monarchies of Asia | 0 | - | 4.97 | 71,260 |
| Asian Country Superlatives | 0 | - | 4.84 | 81,050 |
| Provinces of Turkey | 0 | - | 4.94 | 204,779 |
| Provinces of China | 0 | - | 4.97 | 205,877 |
| Japanese Prefectures | 0 | - | 4.98 | 137,815 |
| States of India | 0 | - | 4.95 | 194,302 |
| Africa Geography Quiz #1 | 0 | - | 4.93 | 49,412 |
| African Diaspora - Top 10 Countries | 0 | - | 4.93 | 72,906 |
| The Only African Country ... | 0 | - | 4.99 | 129,305 |
| African Countries by a Single Clue | 0 | - | 4.92 | 68,226 |
| Pixelated Africa Map | 0 | - | 4.98 | 100,103 |
| Countries of Africa - One Minute Sprint | 0 | - | 4.43 | 323,337 |
| Countries Closest to Africa | 0 | - | 4.96 | 157,439 |
| African Countries That Have Been to the FIFA World Cup | 0 | - | 4.89 | 58,561 |
| Morocco Country Quiz | 0 | - | 4.81 | 46,606 |
| D.R. Congo Country Quiz | 0 | - | 4.88 | 39,447 |
| Palau Country Quiz | 0 | - | 4.90 | 23,060 |
| Most Visited Countries by Australians | 0 | - | 4.95 | 90,700 |
| Countries that Visit Australia the Most | 0 | - | 4.92 | 69,307 |
| Countries Closest to Australia | 0 | - | 4.99 | 167,169 |
| Tuvalu Country Quiz | 0 | - | 4.86 | 21,487 |
| Samoa Country Quiz | 0 | - | 4.81 | 20,877 |
| Tonga Country Quiz | 0 | - | 4.83 | 20,559 |
| American Countries on the Pacific Coast | 0 | - | 4.80 | 49,305 |
| Top 10 Biggest Economies in the Americas | 0 | - | 4.94 | 92,425 |
| American Countries With No Atlantic Coastline | 0 | - | 4.94 | 92,595 |
| States of Mexico | 0 | - | 4.96 | 176,895 |
| Mexico States Map Quiz | 0 | - | 4.84 | 105,205 |
| Countries of South America with an Empty Map | 0 | - | 4.94 | 105,156 |
| All First-Level Subdivisions of South America on a Map | 0 | - | 4.92 | 54,234 |
| Brazil States Map Quiz | 0 | - | 4.86 | 48,279 |
| States of Brazil | 0 | - | 4.97 | 88,720 |
| Central American Countries | 0 | - | 4.98 | 156,830 |
| Caribbean Countries and Territories | 0 | - | 4.81 | 112,993 |
| Caribbean / Lesser Antilles Map Quiz | 0 | - | 4.99 | 149,175 |
| Name the U.S. National Parks | 0 | - | 4.86 | 60,146 |
| Total United States Immigration by Country | 0 | - | 4.91 | 111,914 |
| Most Common U.S. Last Names - Extreme | 0 | - | 4.94 | 174,927 |
| "Do Not Travel" Countries for U.S. Citizens | 0 | - | 4.97 | 244,994 |
| U.S. Cabinet Departments | 0 | - | 4.86 | 72,957 |
| Top 10 Non-English Languages Spoken in New York City | 0 | - | 4.85 | 66,427 |
| US States Quiz | 0 | - | 5.00 | 16,925,651 |
| States of the U.S. in Alphabetical Order | 0 | - | 4.98 | 367,872 |
| Mediterranean Geography on a Map | 0 | - | 4.49 | 37,312 |
| Flags of the Mediterranean | 0 | - | 4.94 | 148,859 |
| Countries Bordering the Mediterranean - Map Quiz | 0 | - | 4.86 | 89,206 |
| Pre-Euro Currencies | 0 | - | 4.44 | 52,660 |
| Top 10 Coldest European Countries | 0 | - | 4.94 | 193,393 |
| Top 10 Hottest European Countries | 0 | - | 4.88 | 127,303 |
| European Countries with the Fewest Overnight Visitors | 0 | - | 4.80 | 41,676 |
| Word Scramble - European Countries | 0 | - | 4.73 | 141,926 |
| Top 10 Biggest Economies in Europe | 0 | - | 4.98 | 199,879 |
| Top 20 Football Clubs in Europe | 0 | - | 4.48 | 115,729 |
| Category Elimination - European Geography #1 | 0 | - | 4.98 | 234,094 |
| European Map without 10 Random Countries | 0 | - | 4.97 | 277,515 |
| Name a Valid European Country #1 | 0 | - | 4.99 | 262,529 |
| The Only Remaining European Country . . . | 0 | - | 4.41 | 64,436 |
