| Australian Capitals | 0 | - | 4.92 | 62,729 |
| Australia True or False | 0 | - | 4.87 | 56,875 |
| All First-Level Subdivisions of Oceania on a Map | 0 | - | 4.97 | 27,357 |
| Australia Country Quiz | 0 | - | 4.43 | 69,602 |
| Regions of New Zealand | 0 | - | 4.85 | 28,529 |
| Australia... or New Zealand? | 0 | - | 4.83 | 61,592 |
| European Countries by First 2 Letters | 0 | - | 4.95 | 529,688 |
| African Countries by First 2 Letters | 0 | - | 4.96 | 268,271 |
| Save Europeans by Guessing Countries | 0 | - | 4.83 | 213,673 |
| Asian Countries by First 2 Letters | 0 | - | 4.91 | 279,233 |
| Count to 10 in Europe: Pro | 0 | - | 4.86 | 69,164 |
| Official European Union Languages | 0 | - | 4.97 | 238,572 |
| European Countries in their Native Language | 0 | - | 4.99 | 157,902 |
| Europe Map Quiz | 0 | - | 5.00 | 4,764,219 |
| Africa Map Quiz | 0 | - | 5.00 | 2,118,438 |
| Oceania Map Quiz | 0 | - | 4.98 | 642,600 |
| Non-Stop Flights to New Zealand | 0 | - | 4.46 | 48,028 |
| Europe by Borders in 30 Seconds | 0 | - | 4.98 | 428,317 |
| East Asia Map Quiz | 0 | - | 4.99 | 1,448,461 |
| Asia Map Quiz | 0 | - | 4.99 | 917,204 |
| Random Sequential Oceanic Countries on a Map | 0 | - | 4.97 | 27,194 |
| Word Chain - Australia | 0 | - | 4.38 | 38,146 |
| Top 10 Oldest African Countries | 0 | - | 4.88 | 27,980 |
| Countries of Africa | 0 | - | 5.00 | 2,538,218 |
| Landlocked Countries in Africa | 0 | - | 4.99 | 46,870 |
| African East Coast | 0 | - | 4.96 | 96,100 |
| Western Africa Map Quiz | 0 | - | 4.97 | 73,922 |
| Oceanian Capitals - Map Quiz | 0 | - | 4.95 | 50,739 |
| Australia Map Quiz | 0 | - | 4.95 | 344,696 |
| Mediterranean Countries Quiz | 0 | - | 4.99 | 212,350 |
| Countries with Territorial Claims in Antarctica | 0 | - | 4.94 | 92,664 |
| Countries That Use the Euro | 0 | - | 4.95 | 105,120 |
| Europe Cities Map Quiz | 0 | - | 4.99 | 364,561 |
| Celtic Nations | 0 | - | 4.69 | 46,954 |
| Europe Geography Decoder | 0 | - | 4.86 | 70,002 |
| 10 Easternmost Countries in Europe | 0 | - | 4.89 | 115,325 |
| The Only European Country ... | 0 | - | 4.91 | 216,756 |
| European Countries NOT in NATO | 0 | - | 4.90 | 61,205 |
| Countries that Beat Switzerland | 0 | - | 4.88 | 41,851 |
| South and Central Asia Map Quiz | 0 | - | 4.94 | 99,019 |
| Middle East Map Quiz | 0 | - | 4.99 | 1,383,219 |
| Africa Cities Map Quiz | 0 | - | 4.97 | 98,992 |
| Top 10 Biggest African Countries by Area | 0 | - | 4.99 | 217,046 |
| 10 Southernmost Countries in Africa | 0 | - | 4.98 | 116,618 |
| 10 Northernmost Countries in Africa | 0 | - | 4.98 | 161,286 |
| Top 10 Smallest African Countries by Area | 0 | - | 4.96 | 33,297 |
| African Countries with the Shortest Names | 0 | - | 4.98 | 153,571 |
| Top African Languages on a Map | 0 | - | 4.92 | 74,119 |
| African Island Countries | 0 | - | 4.96 | 101,666 |
| Countries of Africa with an Empty Map | 0 | - | 5.00 | 243,472 |
| All First-Level Subdivisions of Africa on a Map | 0 | - | 4.92 | 33,307 |
| Oceania Physical Geography | 0 | - | 4.30 | 12,685 |
| Oceania Geography Quiz | 0 | - | 4.55 | 22,057 |
| Australian States and Territories | 0 | - | 4.96 | 142,032 |
| Famous Australians by Description | 0 | - | 4.23 | 27,948 |
| Australian Immigration by Country | 0 | - | 4.81 | 77,298 |
| Australian Slang | 0 | - | 4.24 | 28,630 |
| 10 Biggest American Countries by Area | 0 | - | 4.95 | 112,626 |
| Top 10 Most Populous American Countries | 0 | - | 4.97 | 144,253 |
| Latin American Countries Map Quiz | 0 | - | 4.97 | 129,823 |
| North America Map Quiz | 0 | - | 4.98 | 248,635 |
| Third Most Common Language by U.S. State | 0 | - | 4.87 | 113,748 |
| United States Map Quiz | 0 | - | 4.98 | 4,159,053 |
| Most Spoken Languages in Canada | 0 | - | 4.91 | 55,186 |
| Straight Shot to Antarctica | 0 | - | 4.94 | 42,893 |
| European Countries Ending in "IA" | 0 | - | 4.96 | 68,341 |
| Add A Letter - Make a European City | 0 | - | 4.90 | 23,389 |
| Sahel Countries on a Map | 0 | - | 4.99 | 21,304 |
| 10 Biggest European Countries by Area | 0 | - | 4.99 | 192,707 |
| 10 Westernmost Countries in Europe | 0 | - | 4.96 | 151,243 |
| Top 10 Languages Spoken in Europe | 0 | - | 4.96 | 218,815 |
| European Landmarks Map Quiz | 0 | - | 4.97 | 87,189 |
| Most Guessed Cities in Europe - Not Capitals | 0 | - | 4.82 | 87,395 |
| Countries of Europe with an Empty Map | 0 | - | 5.00 | 310,656 |
| All First-Level Subdivisions of Europe on a Map | 0 | - | 4.98 | 172,030 |
| Countries of Europe in 1650 with a Map | 0 | - | 4.95 | 69,288 |
| Official and Regional Languages of Europe on a Map | 0 | - | 4.99 | 111,899 |
| Countries with Territory in the Balkans | 0 | - | 4.96 | 89,337 |
| Eastern Europe Map Quiz | 0 | - | 4.91 | 128,240 |
| Slavic Countries | 0 | - | 4.96 | 111,706 |
| All Slavic Languages With a Map | 0 | - | 4.98 | 69,571 |
| Germany Multiple Choice | 0 | - | 4.84 | 54,367 |
| States of the German Confederation in 1848 | 0 | - | 4.89 | 32,026 |
| East Asia Cities Map Quiz | 0 | - | 4.96 | 110,272 |
| 10 Biggest Asian Countries by Area | 0 | - | 4.97 | 153,785 |
| 10 Southernmost Countries in Asia | 0 | - | 4.97 | 99,185 |
| 10 Easternmost Countries in Asia | 0 | - | 4.99 | 108,028 |
| Countries of Asia with Two or More Words | 0 | - | 4.96 | 126,942 |
| Asian Countries Ending in "IA" | 0 | - | 4.96 | 107,542 |
| Top Asian Languages on a Map | 0 | - | 4.95 | 71,466 |
| Countries of Asia with an Empty Map | 0 | - | 4.98 | 230,430 |
| All First-Level Subdivisions of Asia on a Map | 0 | - | 4.91 | 49,970 |
| Official and Regional Languages of Asia on a Map | 0 | - | 5.00 | 68,469 |
| Countries of the Middle East | 0 | - | 4.96 | 201,238 |
| Countries where Arabic is an Official Language | 0 | - | 4.85 | 72,531 |
| Flags of Africa Quiz | 0 | - | 5.00 | 471,615 |
| 10 African Countries with the Most Tourists | 0 | - | 4.39 | 60,655 |
| Flags of North and South America | 0 | - | 4.99 | 373,272 |
| South America Map Quiz | 0 | - | 5.00 | 1,550,099 |
| Countries of North America Quiz | 0 | - | 5.00 | 1,023,656 |
| Canada Provinces and Territories | 0 | - | 5.00 | 342,732 |
| Canada Provinces Map Quiz | 0 | - | 4.99 | 640,621 |
| Flags of Europe Quiz | 0 | - | 4.99 | 1,244,771 |
| Countries of Europe - One Minute Sprint | 0 | - | 4.94 | 1,329,052 |
| Biggest Countries in Europe in 1700 | 0 | - | 4.73 | 58,506 |
| Counties of England | 0 | - | 4.97 | 797,233 |
| "Big Five" European Soccer Champions Since 2000 | 0 | - | 4.97 | 356,229 |
| Flags of Asia Quiz | 0 | - | 4.99 | 613,841 |
| States of India | 0 | - | 4.95 | 193,490 |
| Africa Geography Quiz #1 | 0 | - | 4.93 | 49,345 |
| African Diaspora - Top 10 Countries | 0 | - | 4.93 | 72,792 |
| The Only African Country ... | 0 | - | 4.99 | 129,127 |
| African Countries by a Single Clue | 0 | - | 4.92 | 68,139 |
| Pixelated Africa Map | 0 | - | 4.98 | 99,890 |
| Countries of Africa - One Minute Sprint | 0 | - | 4.43 | 322,392 |
| Countries Closest to Africa | 0 | - | 4.96 | 157,235 |
| African Countries That Have Been to the FIFA World Cup | 0 | - | 4.88 | 57,556 |
| Flags of Oceania | 0 | - | 5.00 | 259,581 |
| Australia Cities Map Quiz | 0 | - | 4.82 | 145,458 |
| The Only American Country ... | 0 | - | 4.92 | 121,643 |
| American Countries with the Shortest Names | 0 | - | 4.96 | 121,144 |
| Uruguay Country Quiz | 0 | - | 4.84 | 31,591 |
| Central America and Caribbean Map Quiz | 0 | - | 4.89 | 902,441 |
| North American Capitals - Map Quiz | 0 | - | 4.87 | 58,013 |
| Countries of North America with an Empty Map | 0 | - | 4.99 | 94,694 |
| All First-Level Subdivisions of North America on a Map | 0 | - | 4.97 | 64,210 |
| U.S. State Border Crossings | 0 | - | 4.97 | 96,499 |
| U.S. Citizenship Test Questions | 0 | - | 4.83 | 239,504 |
| U.S. Cities with the Most International Tourists | 0 | - | 4.88 | 75,492 |
| Cities and Towns of Massachusetts | 0 | - | 4.92 | 74,105 |
| Countries Larger Than Texas but With Fewer People | 0 | - | 4.92 | 39,955 |
| U.S. History Timeline Quiz | 0 | - | 4.96 | 56,788 |
| Mediterranean Countries with an Empty Map | 0 | - | 4.99 | 105,103 |
| European Diaspora - Top 11 Countries | 0 | - | 4.90 | 95,889 |
| 10 European Countries with the Most Tourists | 0 | - | 4.98 | 137,591 |
| Three Band Flags of Europe | 0 | - | 4.98 | 193,386 |
| Catholic Countries in Europe | 0 | - | 4.83 | 95,170 |
| Pixelated Europe Map | 0 | - | 4.88 | 122,790 |
| Monarchies of Europe | 0 | - | 4.90 | 98,181 |
| European Countries with One Border | 0 | - | 4.97 | 182,826 |
| European Countries with the Fewest Borders | 0 | - | 4.97 | 179,638 |
| European Geography By Letter - B #2 | 0 | - | 4.84 | 78,668 |
| Countries of Europe in 1815 With a Map | 0 | - | 4.99 | 150,433 |
| Countries of Europe in 1848 | 0 | - | 4.99 | 82,156 |
| Countries of Europe in 1870 with a Map | 0 | - | 4.95 | 64,734 |
| Every Country of Europe Since 1815 With a Map | 0 | - | 4.98 | 71,059 |
| Countries of Europe in 1360 with a Map | 0 | - | 4.99 | 56,929 |
| Category Elimination - European Geography #3 | 0 | - | 4.86 | 81,025 |
| Federal Subjects of Russia | 0 | - | 4.95 | 147,417 |
| Countries Formerly in Yugoslavia | 0 | - | 4.95 | 124,933 |
| Regions of France Map Quiz | 0 | - | 4.97 | 144,476 |
| States of Germany Map Quiz | 0 | - | 4.91 | 132,877 |
| States of Germany | 0 | - | 4.95 | 152,691 |
| Germany Immigration by Country | 0 | - | 4.85 | 81,073 |
| Regions of Italy | 0 | - | 4.92 | 75,935 |
| Netherlands Immigration by Country | 0 | - | 4.93 | 52,210 |
| Regions of Spain Quiz | 0 | - | 4.90 | 114,019 |
| Cantons of Switzerland | 0 | - | 4.98 | 51,241 |
| UK Cities Map Quiz | 0 | - | 4.96 | 464,653 |
| Countries and Territories of the United Kingdom | 0 | - | 4.90 | 94,026 |
| Counties of England Map Quiz | 0 | - | 4.97 | 307,719 |
| 10 Closest Megacities to London | 0 | - | 4.90 | 17,709 |
| Champions League Winners | 0 | - | 4.92 | 1,007,154 |
| Asian Geography By Letter - B | 0 | - | 4.85 | 66,531 |
| 10 Asian Countries with the Most Tourists | 0 | - | 4.89 | 106,041 |
| Asian Countries with the Shortest Names | 0 | - | 4.97 | 135,332 |
| "Stan" Countries - Map Quiz | 0 | - | 4.98 | 135,891 |
| Pixelated Asia Map | 0 | - | 4.90 | 73,241 |
| Monarchies of Asia | 0 | - | 4.97 | 71,107 |
| Asian Country Superlatives | 0 | - | 4.84 | 80,907 |
| Provinces of Turkey | 0 | - | 4.95 | 204,293 |
| World Currencies Quiz on a Map | 0 | - | 4.95 | 61,090 |
| Provinces of China | 0 | - | 4.97 | 204,673 |
| Japanese Prefectures | 0 | - | 4.98 | 137,057 |
| Countries Kim Jong Un Has Been To | 0 | - | 4.95 | 32,866 |
| Countries of the Mongol Empire on a Map | 0 | - | 4.99 | 106,889 |
| States of India Map Quiz | 0 | - | 4.83 | 26,534 |
| Countries with the Most Ascents of Mount Everest | 0 | - | 4.95 | 58,253 |
| Nepal Country Quiz | 0 | - | 4.95 | 37,742 |
| African Great Lakes | 0 | - | 4.82 | 66,285 |
| Word Chain - Africa | 0 | - | 4.47 | 31,623 |
| African Countries with the Most Christians | 0 | - | 4.94 | 75,633 |
| Top 10 Biggest Economies in Africa | 0 | - | 4.99 | 120,631 |
| Category Elimination - African Geography #1 | 0 | - | 4.90 | 92,391 |
| Name a Valid African Country | 0 | - | 4.98 | 154,126 |
| Kenya Country Quiz | 0 | - | 4.86 | 34,813 |
| Tanzania Country Quiz | 0 | - | 4.90 | 33,081 |
| Morocco Country Quiz | 0 | - | 4.81 | 46,512 |
| D.R. Congo Country Quiz | 0 | - | 4.87 | 39,378 |
| Palau Country Quiz | 0 | - | 4.90 | 23,020 |
| Most Visited Countries by Australians | 0 | - | 4.95 | 90,593 |
| Countries that Visit Australia the Most | 0 | - | 4.92 | 69,125 |
| Countries Closest to Australia | 0 | - | 4.99 | 166,976 |
| Tuvalu Country Quiz | 0 | - | 4.86 | 21,452 |
| Samoa Country Quiz | 0 | - | 4.81 | 20,827 |
| Tonga Country Quiz | 0 | - | 4.83 | 20,525 |
| American Countries on the Pacific Coast | 0 | - | 4.80 | 49,266 |
| Top 10 Biggest Economies in the Americas | 0 | - | 4.94 | 92,212 |
| American Countries With No Atlantic Coastline | 0 | - | 4.94 | 92,482 |
| States of Mexico | 0 | - | 4.96 | 176,200 |
