| Regions of New Zealand | 0 | - | 4.81 | 25,068 |
| Australian Capitals | 0 | - | 4.92 | 61,146 |
| Australian Slang | 0 | - | 4.25 | 26,865 |
| Australia True or False | 0 | - | 4.90 | 52,348 |
| All First-Level Subdivisions of Oceania on a Map | 0 | - | 4.94 | 21,892 |
| Australia Country Quiz | 0 | - | 4.44 | 58,335 |
| European Countries by First 2 Letters | 0 | - | 4.96 | 492,680 |
| Asian Countries by First 2 Letters | 0 | - | 4.92 | 258,976 |
| African Countries by First 2 Letters | 0 | - | 4.95 | 248,735 |
| Non-Stop Flights to New Zealand | 0 | - | 4.49 | 43,801 |
| Count to 10 in Europe: Pro | 0 | - | 4.81 | 62,049 |
| Official European Union Languages | 0 | - | 4.98 | 204,464 |
| European Countries in their Native Language | 0 | - | 4.99 | 146,262 |
| Europe Map Quiz | 0 | - | 5.00 | 4,359,583 |
| Elemental Words | 0 | - | 4.96 | 48,020 |
| East Asia Map Quiz | 0 | - | 4.99 | 1,357,324 |
| Asia Map Quiz | 0 | - | 4.99 | 802,605 |
| Africa Map Quiz | 0 | - | 5.00 | 1,964,455 |
| Oceania Map Quiz | 0 | - | 4.98 | 578,077 |
| Word Chain - Australia | 0 | - | 4.39 | 36,562 |
| Europe by Borders in 30 Seconds | 0 | - | 4.98 | 393,342 |
| Mythical Creatures Quiz #1 | 0 | - | 4.91 | 663,515 |
| Countries that Beat Switzerland | 0 | - | 4.87 | 38,445 |
| British Spellings Quiz | 0 | - | 4.05 | 95,170 |
| South and Central Asia Map Quiz | 0 | - | 4.93 | 82,089 |
| Middle East Map Quiz | 0 | - | 4.99 | 1,294,948 |
| English Words of Arabic Origin | 0 | - | 4.53 | 47,394 |
| Countries of Africa | 0 | - | 5.00 | 2,221,488 |
| African East Coast | 0 | - | 4.97 | 86,002 |
| Western Africa Map Quiz | 0 | - | 4.98 | 62,435 |
| Oceania Geography Quiz | 0 | - | 4.54 | 21,047 |
| Oceanian Capitals - Map Quiz | 0 | - | 4.95 | 41,802 |
| Australia Map Quiz | 0 | - | 4.94 | 323,448 |
| United States Map Quiz | 0 | - | 4.98 | 3,937,435 |
| Things Named For People #2 - U.S. Centric | 0 | - | 4.17 | 50,521 |
| Mediterranean Countries Quiz | 0 | - | 4.99 | 197,180 |
| Countries with Territorial Claims in Antarctica | 0 | - | 4.93 | 87,416 |
| Countries That Use the Euro | 0 | - | 4.93 | 66,560 |
| Europe Cities Map Quiz | 0 | - | 4.99 | 340,095 |
| Europe Geography Decoder | 0 | - | 4.88 | 64,432 |
| 10 Easternmost Countries in Europe | 0 | - | 4.88 | 95,719 |
| European Countries with the Fewest Overnight Visitors | 0 | - | 4.83 | 39,364 |
| The Only European Country ... | 0 | - | 4.93 | 183,668 |
| Country Name Etymologies #1 | 0 | - | 4.97 | 134,653 |
| Country Name Etymologies #2 | 0 | - | 4.95 | 72,165 |
| Add A Letter - Make a European City | 0 | - | 4.86 | 21,313 |
| British Words Quiz #1 | 0 | - | 3.77 | 236,972 |
| British Words Quiz #2 | 0 | - | 4.00 | 107,422 |
| British Foods | 0 | - | 3.88 | 47,231 |
| British and American Word Differences | 0 | - | 2.65 | 44,543 |
| Counties of England | 0 | - | 4.97 | 706,707 |
| Flags of Asia Quiz | 0 | - | 4.99 | 536,173 |
| East Asia Cities Map Quiz | 0 | - | 4.97 | 101,803 |
| 10 Biggest Asian Countries by Area | 0 | - | 4.97 | 142,822 |
| 10 Southernmost Countries in Asia | 0 | - | 4.97 | 90,358 |
| 10 Easternmost Countries in Asia | 0 | - | 4.98 | 98,353 |
| Countries of Asia with Two or More Words | 0 | - | 4.95 | 113,062 |
| Asian Countries Ending in "IA" | 0 | - | 4.95 | 95,422 |
| Top Asian Languages on a Map | 0 | - | 4.94 | 62,219 |
| Countries of Asia with an Empty Map | 0 | - | 4.98 | 213,746 |
| All First-Level Subdivisions of Asia on a Map | 0 | - | 4.95 | 37,977 |
| Countries of the Middle East | 0 | - | 4.95 | 177,525 |
| Countries where Arabic is an Official Language | 0 | - | 4.83 | 52,522 |
| Japanese Loanwords | 0 | - | 4.50 | 80,184 |
| Africa Cities Map Quiz | 0 | - | 4.97 | 92,731 |
| Flags of Africa Quiz | 0 | - | 4.99 | 397,544 |
| Landlocked Countries in Africa | 0 | - | 4.98 | 21,246 |
| Top 10 Biggest African Countries by Area | 0 | - | 4.99 | 201,224 |
| 10 Southernmost Countries in Africa | 0 | - | 4.98 | 106,763 |
| 10 Northernmost Countries in Africa | 0 | - | 4.98 | 149,683 |
| African Countries with the Shortest Names | 0 | - | 4.97 | 121,909 |
| Top African Languages on a Map | 0 | - | 4.93 | 56,384 |
| African Island Countries | 0 | - | 4.96 | 91,246 |
| Countries of Africa with an Empty Map | 0 | - | 5.00 | 226,687 |
| Oceania Physical Geography | 0 | - | 4.28 | 12,033 |
| Australian States and Territories | 0 | - | 4.96 | 130,798 |
| Famous Australians | 0 | - | 4.22 | 19,419 |
| Australian Immigration by Country | 0 | - | 4.82 | 73,251 |
| Flags of North and South America Quiz | 0 | - | 4.99 | 316,924 |
| 10 Biggest American Countries by Area | 0 | - | 4.95 | 107,972 |
| Top 10 Most Populous American Countries | 0 | - | 4.97 | 134,415 |
| Latin American Countries Map Quiz | 0 | - | 4.97 | 109,281 |
| South America Map Quiz | 0 | - | 5.00 | 1,438,782 |
| Countries of North America Quiz | 0 | - | 5.00 | 899,551 |
| North America Map Quiz | 0 | - | 4.98 | 204,796 |
| Third Most Common Language by U.S. State | 0 | - | 4.90 | 108,303 |
| Canada Provinces Map Quiz | 0 | - | 4.99 | 591,788 |
| Canada Geography Trivia | 0 | - | 4.81 | 45,336 |
| Most Spoken Languages in Canada | 0 | - | 4.88 | 48,173 |
| Straight Shot to Antarctica | 0 | - | 4.91 | 38,100 |
| Flags of Europe Quiz | 0 | - | 4.99 | 1,069,248 |
| Celtic Nations | 0 | - | 4.76 | 45,083 |
| Countries of Europe - One Minute Sprint | 0 | - | 4.93 | 1,211,633 |
| 10 Biggest European Countries by Area | 0 | - | 4.99 | 180,392 |
| 10 Westernmost Countries in Europe | 0 | - | 4.95 | 140,348 |
| Top 10 Languages Spoken in Europe | 0 | - | 4.94 | 191,076 |
| European Landmarks Map Quiz | 0 | - | 4.98 | 78,795 |
| Most Guessed Cities in Europe - Not Capitals | 0 | - | 4.89 | 80,981 |
| Countries of Europe with an Empty Map | 0 | - | 5.00 | 289,390 |
| All First-Level Subdivisions of Europe on a Map | 0 | - | 4.99 | 123,655 |
| Countries of Europe in 1650 with a Map | 0 | - | 4.92 | 52,110 |
| Countries with Territory in the Balkans | 0 | - | 4.96 | 76,631 |
| Eastern Europe Map Quiz | 0 | - | 4.90 | 117,058 |
| Slavic Countries | 0 | - | 4.96 | 101,708 |
| Germany Multiple Choice | 0 | - | 4.81 | 50,163 |
| Netherlands Immigration by Country | 0 | - | 4.93 | 32,806 |
| Regions of Spain Quiz | 0 | - | 4.87 | 97,711 |
| Cantons of Switzerland | 0 | - | 4.97 | 41,629 |
| UK Cities Map Quiz | 0 | - | 4.95 | 438,625 |
| Countries and Territories of the United Kingdom | 0 | - | 4.88 | 85,147 |
| Counties of England Map Quiz | 0 | - | 4.97 | 290,403 |
| Champions League Winners | 0 | - | 4.92 | 895,971 |
| Asian Geography By Letter - B | 0 | - | 4.83 | 62,513 |
| Asian Diaspora - Top 10 Countries | 0 | - | 4.81 | 38,598 |
| 10 Asian Countries with the Most Tourists | 0 | - | 4.90 | 93,655 |
| Asian Countries with the Shortest Names | 0 | - | 4.97 | 123,571 |
| "Stan" Countries - Map Quiz | 0 | - | 4.98 | 114,740 |
| Pixelated Asia Map | 0 | - | 4.90 | 64,575 |
| Monarchies of Asia | 0 | - | 4.95 | 54,896 |
| Provinces of Turkey | 0 | - | 4.95 | 181,307 |
| Provinces of China | 0 | - | 4.98 | 162,118 |
| Japanese Prefectures | 0 | - | 4.98 | 111,271 |
| States of India | 0 | - | 4.92 | 160,522 |
| 10 African Countries with the Most Tourists | 0 | - | 4.39 | 55,164 |
| Africa Geography Quiz #1 | 0 | - | 4.92 | 46,601 |
| Top 10 Smallest African Countries by Area | 0 | - | 4.94 | 26,625 |
| African Diaspora - Top 10 Countries | 0 | - | 4.92 | 67,215 |
| The Only African Country ... | 0 | - | 4.99 | 121,349 |
| African Countries by a Single Clue | 0 | - | 4.92 | 64,347 |
| Pixelated Africa Map | 0 | - | 4.98 | 89,916 |
| Countries Closest to Africa | 0 | - | 4.95 | 146,813 |
| Flags of Oceania | 0 | - | 5.00 | 221,158 |
| Australia Cities Map Quiz | 0 | - | 4.86 | 133,532 |
| The Only American Country ... | 0 | - | 4.94 | 111,740 |
| American Countries with the Shortest Names | 0 | - | 4.96 | 102,460 |
| Uruguay Country Quiz | 0 | - | 4.82 | 29,075 |
| Central America and Caribbean Map Quiz | 0 | - | 4.89 | 860,144 |
| North American Capitals - Map Quiz | 0 | - | 4.90 | 48,497 |
| Countries of North America with an Empty Map | 0 | - | 4.99 | 87,017 |
| All First-Level Subdivisions of North America on a Map | 0 | - | 4.98 | 49,766 |
| U.S. State Border Crossings | 0 | - | 4.96 | 83,083 |
| U.S. Citizenship Test Questions | 0 | - | 4.86 | 224,507 |
| U.S. Cities with the Most International Tourists | 0 | - | 4.88 | 66,622 |
| American Legal Vocabulary | 0 | - | 4.40 | 32,420 |
| Cities and Towns of Massachusetts | 0 | - | 4.90 | 62,592 |
| US States Quiz | 0 | - | 5.00 | 15,032,279 |
| Canada Provinces and Territories | 0 | - | 4.99 | 294,584 |
| Mediterranean Countries with an Empty Map | 0 | - | 4.99 | 86,544 |
| European Diaspora - Top 11 Countries | 0 | - | 4.90 | 85,602 |
| 10 European Countries with the Most Tourists | 0 | - | 4.97 | 123,588 |
| Three Band Flags of Europe | 0 | - | 4.97 | 174,672 |
| Catholic Countries in Europe | 0 | - | 4.86 | 85,569 |
| Biggest Countries in Europe in 1700 | 0 | - | 4.72 | 54,511 |
| Pixelated Europe Map | 0 | - | 4.90 | 111,141 |
| Monarchies of Europe | 0 | - | 4.89 | 88,367 |
| European Countries with One Border | 0 | - | 4.96 | 152,828 |
| European Countries with the Fewest Borders | 0 | - | 4.98 | 146,709 |
| Countries of Europe in 1815 With a Map | 0 | - | 4.99 | 136,083 |
| Federal Subjects of Russia | 0 | - | 4.95 | 117,539 |
| Countries Formerly in Yugoslavia | 0 | - | 4.95 | 103,446 |
| Regions of France Map Quiz | 0 | - | 4.96 | 129,575 |
| France Immigration by Country | 0 | - | 4.81 | 70,442 |
| German Loan Words | 0 | - | 4.28 | 130,621 |
| States of Germany Map Quiz | 0 | - | 4.91 | 122,155 |
| States of Germany | 0 | - | 4.94 | 127,572 |
| Germany Immigration by Country | 0 | - | 4.91 | 71,537 |
| States of the German Confederation in 1848 | 0 | - | 4.85 | 27,224 |
| Counties of Ireland | 0 | - | 4.90 | 164,122 |
| Regions of Italy | 0 | - | 4.89 | 62,290 |
| Five Countries by a Single Word by Continent | 0 | - | 4.90 | 67,978 |
| Song Titles with Shared First Words #1 | 0 | - | 4.87 | 21,796 |
| Obfuscations of Movie Titles #1 | 0 | - | 4.90 | 51,365 |
| Spanish Immigration by Country | 0 | - | 4.63 | 52,587 |
| Spain Cities Map Quiz | 0 | - | 4.87 | 87,951 |
| Regions of Spain Map Quiz | 0 | - | 4.95 | 171,847 |
| Biggest Spanish Empire Countries | 0 | - | 4.91 | 95,676 |
| Countries Closest to Spain | 0 | - | 4.95 | 209,010 |
| UK Immigration by Country | 0 | - | 4.94 | 127,668 |
| United Kingdom Country Quiz | 0 | - | 4.94 | 122,001 |
| Modern-Day Countries of the British Empire in 1921 | 0 | - | 4.99 | 102,648 |
| Countries that Visit the UK the Most | 0 | - | 4.84 | 64,444 |
| Counties of the UK and Ireland | 0 | - | 4.97 | 108,313 |
| English Monarchs Quiz | 0 | - | 4.91 | 455,473 |
| World Capitals Closest to London | 0 | - | 4.91 | 94,651 |
| 50 Busiest Air Routes from London | 0 | - | 4.88 | 87,812 |
| England or Wales? | 0 | - | 4.93 | 41,128 |
| All Champions League Teams Ever | 0 | - | 4.90 | 108,371 |
| Every Asian Country Shape | 0 | - | 4.94 | 76,997 |
| South China Sea Countries | 0 | - | 4.82 | 54,393 |
| Top 12 Languages Spoken in Asia | 0 | - | 4.41 | 30,831 |
| Countries and States in the Caucasus | 0 | - | 4.47 | 47,114 |
| Top 10 Coldest Asian Countries | 0 | - | 4.95 | 117,374 |
| Word Scramble - Asian Countries | 0 | - | 4.49 | 82,232 |
| Asian Countries with the Most Christians | 0 | - | 4.87 | 86,354 |
| Asian Countries Americans Travel to the Most | 0 | - | 4.84 | 55,998 |
| Top 10 Asian Countries by Coastline | 0 | - | 4.91 | 90,419 |
| Top 10 Richest Countries in Asia | 0 | - | 4.81 | 96,965 |
| Top 10 Biggest Economies in Asia | 0 | - | 4.88 | 103,912 |
| Countries of Asia - One Minute Sprint | 0 | - | 4.43 | 252,396 |
| Name a Valid Asian Country | 0 | - | 4.98 | 93,861 |
