| Australian Capitals | 0 | - | 4.92 | 62,689 |
| Australia True or False | 0 | - | 4.87 | 56,748 |
| Non-Stop Flights to New Zealand | 0 | - | 4.46 | 47,942 |
| All First-Level Subdivisions of Oceania on a Map | 0 | - | 4.97 | 27,231 |
| Australia... or New Zealand? | 0 | - | 4.83 | 61,428 |
| Regions of New Zealand | 0 | - | 4.85 | 28,448 |
| Australia Country Quiz | 0 | - | 4.43 | 69,500 |
| European Countries by First 2 Letters | 0 | - | 4.95 | 528,533 |
| African Countries by First 2 Letters | 0 | - | 4.96 | 267,782 |
| New Zealand Country Quiz | 0 | - | 4.70 | 75,840 |
| Europe Map Quiz | 0 | - | 5.00 | 4,753,656 |
| Name Every Beatles Song | 0 | - | 4.97 | 235,511 |
| Elton John Quiz | 0 | - | 4.48 | 18,451 |
| Bohemian Rhapsody Lyrics | 0 | - | 4.98 | 291,414 |
| Asian Countries by First 2 Letters | 0 | - | 4.91 | 278,555 |
| Africa Map Quiz | 0 | - | 5.00 | 2,113,963 |
| Oceania Map Quiz | 0 | - | 4.98 | 640,132 |
| Word Chain - Australia | 0 | - | 4.38 | 38,105 |
| Count to 10 in Europe: Pro | 0 | - | 4.86 | 68,970 |
| Official European Union Languages | 0 | - | 4.97 | 238,026 |
| European Countries in their Native Language | 0 | - | 4.99 | 157,563 |
| Europe by Borders in 30 Seconds | 0 | - | 4.98 | 427,319 |
| East Asia Map Quiz | 0 | - | 4.99 | 1,446,174 |
| Asia Map Quiz | 0 | - | 4.99 | 913,936 |
| Countries of Africa | 0 | - | 5.00 | 2,528,514 |
| Landlocked Countries in Africa | 0 | - | 4.99 | 46,524 |
| African East Coast | 0 | - | 4.96 | 95,753 |
| Western Africa Map Quiz | 0 | - | 4.97 | 73,566 |
| Oceania Geography Quiz | 0 | - | 4.55 | 22,029 |
| Oceanian Capitals - Map Quiz | 0 | - | 4.95 | 50,417 |
| Australia Map Quiz | 0 | - | 4.95 | 343,708 |
| United States Map Quiz | 0 | - | 4.98 | 4,152,647 |
| Mediterranean Countries Quiz | 0 | - | 4.99 | 211,615 |
| Countries with Territorial Claims in Antarctica | 0 | - | 4.94 | 92,548 |
| Countries That Use the Euro | 0 | - | 4.95 | 104,395 |
| Europe Cities Map Quiz | 0 | - | 4.99 | 363,819 |
| Europe Geography Decoder | 0 | - | 4.86 | 69,857 |
| 10 Easternmost Countries in Europe | 0 | - | 4.89 | 114,712 |
| The Only European Country ... | 0 | - | 4.91 | 215,837 |
| European Countries NOT in NATO | 0 | - | 4.90 | 60,661 |
| Countries that Beat Switzerland | 0 | - | 4.88 | 41,738 |
| Wonderwall Lyrics | 0 | - | 4.25 | 73,666 |
| Best-Selling British Musical Acts | 0 | - | 4.49 | 46,841 |
| South and Central Asia Map Quiz | 0 | - | 4.94 | 98,554 |
| Middle East Map Quiz | 0 | - | 4.99 | 1,380,548 |
| Countries by National Anthem | 0 | - | 4.93 | 71,167 |
| States of India | 0 | - | 4.94 | 192,400 |
| Africa Cities Map Quiz | 0 | - | 4.97 | 98,842 |
| Flags of Africa Quiz | 0 | - | 5.00 | 468,764 |
| Africa Geography Quiz #1 | 0 | - | 4.93 | 49,257 |
| Top 10 Biggest African Countries by Area | 0 | - | 4.99 | 216,571 |
| 10 Southernmost Countries in Africa | 0 | - | 4.98 | 116,338 |
| 10 Northernmost Countries in Africa | 0 | - | 4.98 | 160,937 |
| Top 10 Smallest African Countries by Area | 0 | - | 4.96 | 33,017 |
| African Diaspora - Top 10 Countries | 0 | - | 4.92 | 72,597 |
| African Countries with the Shortest Names | 0 | - | 4.98 | 153,088 |
| The Only African Country ... | 0 | - | 4.98 | 128,880 |
| African Countries by a Single Clue | 0 | - | 4.92 | 68,037 |
| Top African Languages on a Map | 0 | - | 4.92 | 73,570 |
| African Island Countries | 0 | - | 4.96 | 101,367 |
| Countries of Africa with an Empty Map | 0 | - | 5.00 | 242,965 |
| Pixelated Africa Map | 0 | - | 4.98 | 99,606 |
| Countries Closest to Africa | 0 | - | 4.96 | 156,951 |
| Flags of Oceania | 0 | - | 5.00 | 257,902 |
| Oceania Physical Geography | 0 | - | 4.30 | 12,668 |
| Australian States and Territories | 0 | - | 4.96 | 141,610 |
| Famous Australians by Description | 0 | - | 4.23 | 27,856 |
| Australia Cities Map Quiz | 0 | - | 4.83 | 145,107 |
| Australian Immigration by Country | 0 | - | 4.81 | 77,215 |
| Australian Slang | 0 | - | 4.24 | 28,588 |
| Flags of North and South America | 0 | - | 4.99 | 371,584 |
| 10 Biggest American Countries by Area | 0 | - | 4.95 | 112,491 |
| Top 10 Most Populous American Countries | 0 | - | 4.97 | 144,045 |
| The Only American Country ... | 0 | - | 4.92 | 121,362 |
| American Countries with the Shortest Names | 0 | - | 4.96 | 120,884 |
| Latin American Countries Map Quiz | 0 | - | 4.97 | 129,221 |
| South America Map Quiz | 0 | - | 5.00 | 1,546,837 |
| Uruguay Country Quiz | 0 | - | 4.83 | 31,502 |
| Central America and Caribbean Map Quiz | 0 | - | 4.89 | 901,364 |
| Countries of North America Quiz | 0 | - | 5.00 | 1,019,916 |
| North American Capitals - Map Quiz | 0 | - | 4.87 | 57,673 |
| North America Map Quiz | 0 | - | 4.98 | 247,433 |
| Countries of North America with an Empty Map | 0 | - | 4.99 | 94,509 |
| All First-Level Subdivisions of North America on a Map | 0 | - | 4.97 | 63,776 |
| U.S. State Border Crossings | 0 | - | 4.97 | 96,335 |
| U.S. Citizenship Test Questions | 0 | - | 4.83 | 239,108 |
| Third Most Common Language by U.S. State | 0 | - | 4.87 | 113,623 |
| U.S. Cities with the Most International Tourists | 0 | - | 4.88 | 75,307 |
| Cities and Towns of Massachusetts | 0 | - | 4.92 | 73,685 |
| Who Did that Motown Song? | 0 | - | 4.48 | 13,042 |
| Countries Larger Than Texas but With Fewer People | 0 | - | 4.92 | 39,787 |
| US States Quiz | 0 | - | 5.00 | 16,822,338 |
| Canada Provinces and Territories | 0 | - | 5.00 | 340,967 |
| Canada Provinces Map Quiz | 0 | - | 4.99 | 638,895 |
| Canadian Musical Acts by Two Songs | 0 | - | 4.02 | 28,496 |
| Most Spoken Languages in Canada | 0 | - | 4.91 | 55,010 |
| Mediterranean Countries with an Empty Map | 0 | - | 4.99 | 104,894 |
| Straight Shot to Antarctica | 0 | - | 4.94 | 42,769 |
| Add A Letter - Make a European City | 0 | - | 4.90 | 23,352 |
| Flags of Europe Quiz | 0 | - | 4.99 | 1,239,023 |
| Celtic Nations | 0 | - | 4.69 | 46,901 |
| Countries of Europe - One Minute Sprint | 0 | - | 4.94 | 1,325,666 |
| 10 Biggest European Countries by Area | 0 | - | 4.99 | 192,371 |
| 10 Westernmost Countries in Europe | 0 | - | 4.96 | 150,913 |
| European Diaspora - Top 11 Countries | 0 | - | 4.90 | 95,632 |
| Top 10 Languages Spoken in Europe | 0 | - | 4.96 | 218,016 |
| 10 European Countries with the Most Tourists | 0 | - | 4.98 | 137,189 |
| European Landmarks Map Quiz | 0 | - | 4.97 | 86,933 |
| Three Band Flags of Europe | 0 | - | 4.98 | 192,837 |
| Most Guessed Cities in Europe - Not Capitals | 0 | - | 4.82 | 87,209 |
| Catholic Countries in Europe | 0 | - | 4.83 | 94,842 |
| Countries of Europe with an Empty Map | 0 | - | 5.00 | 309,859 |
| All First-Level Subdivisions of Europe on a Map | 0 | - | 4.98 | 170,306 |
| Pixelated Europe Map | 0 | - | 4.88 | 122,453 |
| Monarchies of Europe | 0 | - | 4.90 | 97,891 |
| European Countries with One Border | 0 | - | 4.97 | 182,441 |
| European Countries with the Fewest Borders | 0 | - | 4.97 | 179,253 |
| Countries of Europe in 1650 with a Map | 0 | - | 4.95 | 68,703 |
| Countries of Europe in 1815 With a Map | 0 | - | 4.99 | 149,821 |
| Countries with Territory in the Balkans | 0 | - | 4.96 | 88,934 |
| Eastern Europe Map Quiz | 0 | - | 4.91 | 127,674 |
| Slavic Countries | 0 | - | 4.96 | 111,436 |
| Federal Subjects of Russia | 0 | - | 4.95 | 146,117 |
| Countries Formerly in Yugoslavia | 0 | - | 4.95 | 124,686 |
| Regions of France Map Quiz | 0 | - | 4.97 | 144,064 |
| States of Germany Map Quiz | 0 | - | 4.91 | 132,480 |
| States of Germany | 0 | - | 4.96 | 151,742 |
| Germany Multiple Choice | 0 | - | 4.84 | 54,276 |
| Germany Immigration by Country | 0 | - | 4.85 | 80,834 |
| States of the German Confederation in 1848 | 0 | - | 4.89 | 31,858 |
| Regions of Italy | 0 | - | 4.92 | 75,490 |
| Netherlands Immigration by Country | 0 | - | 4.93 | 51,713 |
| Regions of Spain Quiz | 0 | - | 4.90 | 113,572 |
| Cantons of Switzerland | 0 | - | 4.98 | 50,947 |
| UK Cities Map Quiz | 0 | - | 4.96 | 463,890 |
| Countries and Territories of the United Kingdom | 0 | - | 4.89 | 93,500 |
| Counties of England Map Quiz | 0 | - | 4.97 | 306,974 |
| Counties of England | 0 | - | 4.97 | 794,321 |
| Imagine Lyrics | 0 | - | 4.53 | 43,200 |
| A Quiz About The Beatles | 0 | - | 4.56 | 47,835 |
| 10 Closest Megacities to London | 0 | - | 4.90 | 17,654 |
| Champions League Winners | 0 | - | 4.92 | 1,003,250 |
| Flags of Asia Quiz | 0 | - | 4.99 | 611,000 |
| East Asia Cities Map Quiz | 0 | - | 4.96 | 110,041 |
| Asian Geography By Letter - B | 0 | - | 4.85 | 66,358 |
| 10 Biggest Asian Countries by Area | 0 | - | 4.97 | 153,472 |
| 10 Southernmost Countries in Asia | 0 | - | 4.97 | 98,925 |
| 10 Easternmost Countries in Asia | 0 | - | 4.99 | 107,770 |
| 10 Asian Countries with the Most Tourists | 0 | - | 4.89 | 105,727 |
| Countries of Asia with Two or More Words | 0 | - | 4.96 | 126,596 |
| Asian Countries Ending in "IA" | 0 | - | 4.96 | 107,220 |
| Asian Countries with the Shortest Names | 0 | - | 4.97 | 134,990 |
| "Stan" Countries - Map Quiz | 0 | - | 4.98 | 135,183 |
| Top Asian Languages on a Map | 0 | - | 4.95 | 71,215 |
| Countries of Asia with an Empty Map | 0 | - | 4.98 | 229,917 |
| Pixelated Asia Map | 0 | - | 4.90 | 72,970 |
| Monarchies of Asia | 0 | - | 4.97 | 70,934 |
| All First-Level Subdivisions of Asia on a Map | 0 | - | 4.91 | 49,703 |
| Asian Country Superlatives | 0 | - | 4.84 | 80,750 |
| Countries of the Middle East | 0 | - | 4.96 | 200,642 |
| Provinces of Turkey | 0 | - | 4.95 | 203,491 |
| Countries where Arabic is an Official Language | 0 | - | 4.85 | 72,416 |
| Provinces of China | 0 | - | 4.97 | 203,201 |
| Japanese Prefectures | 0 | - | 4.98 | 136,254 |
| Countries Kim Jong Un Has Been To | 0 | - | 4.95 | 32,672 |
| Countries of the Mongol Empire on a Map | 0 | - | 4.99 | 106,556 |
| Biggest Mongol Empire Countries | 0 | - | 4.89 | 81,111 |
| Countries Closest to Taiwan | 0 | - | 4.81 | 93,152 |
| States of India Map Quiz | 0 | - | 4.83 | 26,336 |
| Countries Bordering India | 0 | - | 4.98 | 163,294 |
| Countries Closest to India | 0 | - | 4.97 | 102,601 |
| Countries with the Most Ascents of Mount Everest | 0 | - | 4.95 | 58,094 |
| Nepal Country Quiz | 0 | - | 4.95 | 37,631 |
| 10 African Countries with the Most Tourists | 0 | - | 4.39 | 60,501 |
| African Great Lakes | 0 | - | 4.82 | 65,977 |
| Every African Country Shape | 0 | - | 4.90 | 86,920 |
| African Countries with the Most Christians | 0 | - | 4.94 | 75,348 |
| African Countries with the Most Muslims | 0 | - | 4.80 | 100,734 |
| Top 10 Richest Countries in Africa | 0 | - | 4.86 | 75,717 |
| Top 10 Biggest Economies in Africa | 0 | - | 4.99 | 119,990 |
| Countries of Africa - One Minute Sprint | 0 | - | 4.42 | 321,255 |
| Name a Valid African Country | 0 | - | 4.98 | 153,692 |
| Kenya Country Quiz | 0 | - | 4.86 | 34,702 |
| Countries Closest to Ethiopia | 0 | - | 4.90 | 68,812 |
| Countries Bordering Kenya | 0 | - | 4.87 | 62,769 |
| Tanzania Country Quiz | 0 | - | 4.90 | 32,992 |
| Countries Bordering Tanzania | 0 | - | 4.96 | 70,090 |
| Morocco Country Quiz | 0 | - | 4.81 | 46,361 |
| Countries Bordering South Africa | 0 | - | 4.97 | 92,718 |
| Countries Closest to South Africa with Exceptions | 0 | - | 4.81 | 63,918 |
| D.R. Congo Country Quiz | 0 | - | 4.87 | 39,272 |
| Countries Bordering D.R. Congo | 0 | - | 4.97 | 64,428 |
| Palau Country Quiz | 0 | - | 4.90 | 22,960 |
| Most Visited Countries by Australians | 0 | - | 4.95 | 90,479 |
| Countries that Visit Australia the Most | 0 | - | 4.92 | 68,905 |
| Countries Closest to Australia | 0 | - | 4.99 | 166,730 |
| Countries that Beat Australia | 0 | - | 4.92 | 92,568 |
| Tuvalu Country Quiz | 0 | - | 4.86 | 21,409 |
| Tonga Country Quiz | 0 | - | 4.83 | 20,482 |
| Top 10 American Countries by Coastline | 0 | - | 4.96 | 88,312 |
