| Australian Capitals | 0 | - | 4.92 | 62,722 |
| Australia True or False | 0 | - | 4.87 | 56,856 |
| Australia Country Quiz | 0 | - | 4.43 | 69,587 |
| European Countries by First 2 Letters | 0 | - | 4.95 | 529,535 |
| All First-Level Subdivisions of Oceania on a Map | 0 | - | 4.97 | 27,335 |
| Regions of New Zealand | 0 | - | 4.85 | 28,509 |
| African Countries by First 2 Letters | 0 | - | 4.96 | 268,206 |
| Asian Countries by First 2 Letters | 0 | - | 4.92 | 279,146 |
| Count to 10 in Europe: Pro | 0 | - | 4.86 | 69,126 |
| Official European Union Languages | 0 | - | 4.97 | 238,497 |
| European Countries in their Native Language | 0 | - | 4.99 | 157,842 |
| Europe Map Quiz | 0 | - | 5.00 | 4,762,825 |
| Africa Map Quiz | 0 | - | 5.00 | 2,117,810 |
| Oceania Map Quiz | 0 | - | 4.98 | 642,267 |
| Non-Stop Flights to New Zealand | 0 | - | 4.46 | 48,015 |
| Celtic Nations | 0 | - | 4.69 | 46,943 |
| Europe by Borders in 30 Seconds | 0 | - | 4.98 | 428,179 |
| East Asia Map Quiz | 0 | - | 4.99 | 1,448,204 |
| Asia Map Quiz | 0 | - | 4.99 | 916,716 |
| Landlocked Countries in Africa | 0 | - | 4.99 | 46,824 |
| African East Coast | 0 | - | 4.96 | 96,062 |
| Western Africa Map Quiz | 0 | - | 4.97 | 73,874 |
| Oceanian Capitals - Map Quiz | 0 | - | 4.95 | 50,687 |
| Word Chain - Australia | 0 | - | 4.38 | 38,141 |
| Mediterranean Countries Quiz | 0 | - | 4.99 | 212,243 |
| Countries with Territorial Claims in Antarctica | 0 | - | 4.94 | 92,649 |
| Countries That Use the Euro | 0 | - | 4.95 | 105,019 |
| Europe Geography Decoder | 0 | - | 4.86 | 69,984 |
| 10 Easternmost Countries in Europe | 0 | - | 4.89 | 115,235 |
| The Only European Country ... | 0 | - | 4.91 | 216,609 |
| European Countries NOT in NATO | 0 | - | 4.90 | 61,121 |
| Countries that Beat Switzerland | 0 | - | 4.88 | 41,833 |
| South and Central Asia Map Quiz | 0 | - | 4.94 | 98,968 |
| Countries of Africa | 0 | - | 5.00 | 2,536,847 |
| Australia Map Quiz | 0 | - | 4.95 | 344,601 |
| Europe Cities Map Quiz | 0 | - | 4.99 | 364,452 |
| Middle East Map Quiz | 0 | - | 4.99 | 1,382,900 |
| 10 African Countries with the Most Tourists | 0 | - | 4.39 | 60,631 |
| Oceania Geography Quiz | 0 | - | 4.55 | 22,054 |
| United States Map Quiz | 0 | - | 4.98 | 4,158,371 |
| Add A Letter - Make a European City | 0 | - | 4.90 | 23,385 |
| Africa Cities Map Quiz | 0 | - | 4.97 | 98,969 |
| Flags of Africa Quiz | 0 | - | 5.00 | 471,233 |
| Top 10 Biggest African Countries by Area | 0 | - | 4.99 | 216,971 |
| 10 Southernmost Countries in Africa | 0 | - | 4.98 | 116,574 |
| 10 Northernmost Countries in Africa | 0 | - | 4.98 | 161,228 |
| Top 10 Smallest African Countries by Area | 0 | - | 4.96 | 33,258 |
| African Countries with the Shortest Names | 0 | - | 4.98 | 153,500 |
| Top African Languages on a Map | 0 | - | 4.92 | 74,037 |
| African Island Countries | 0 | - | 4.96 | 101,629 |
| Countries of Africa with an Empty Map | 0 | - | 5.00 | 243,407 |
| Oceania Physical Geography | 0 | - | 4.30 | 12,683 |
| Australian States and Territories | 0 | - | 4.96 | 141,966 |
| Famous Australians by Description | 0 | - | 4.23 | 27,930 |
| Australian Immigration by Country | 0 | - | 4.81 | 77,282 |
| Australian Slang | 0 | - | 4.24 | 28,625 |
| Flags of North and South America | 0 | - | 4.99 | 373,060 |
| 10 Biggest American Countries by Area | 0 | - | 4.95 | 112,606 |
| Top 10 Most Populous American Countries | 0 | - | 4.97 | 144,220 |
| Latin American Countries Map Quiz | 0 | - | 4.97 | 129,755 |
| South America Map Quiz | 0 | - | 5.00 | 1,549,708 |
| Countries of North America Quiz | 0 | - | 5.00 | 1,023,169 |
| North America Map Quiz | 0 | - | 4.98 | 248,487 |
| Third Most Common Language by U.S. State | 0 | - | 4.87 | 113,730 |
| Canada Provinces and Territories | 0 | - | 5.00 | 342,509 |
| Canada Provinces Map Quiz | 0 | - | 4.99 | 640,400 |
| Most Spoken Languages in Canada | 0 | - | 4.91 | 55,154 |
| Straight Shot to Antarctica | 0 | - | 4.94 | 42,878 |
| Flags of Europe Quiz | 0 | - | 4.99 | 1,244,051 |
| Countries of Europe - One Minute Sprint | 0 | - | 4.94 | 1,328,653 |
| 10 Biggest European Countries by Area | 0 | - | 4.99 | 192,657 |
| 10 Westernmost Countries in Europe | 0 | - | 4.96 | 151,202 |
| Top 10 Languages Spoken in Europe | 0 | - | 4.96 | 218,696 |
| European Landmarks Map Quiz | 0 | - | 4.97 | 87,150 |
| Most Guessed Cities in Europe - Not Capitals | 0 | - | 4.82 | 87,369 |
| Biggest Countries in Europe in 1700 | 0 | - | 4.73 | 58,490 |
| Countries of Europe with an Empty Map | 0 | - | 5.00 | 310,505 |
| All First-Level Subdivisions of Europe on a Map | 0 | - | 4.99 | 171,835 |
| Countries with Territory in the Balkans | 0 | - | 4.96 | 89,280 |
| Eastern Europe Map Quiz | 0 | - | 4.91 | 128,185 |
| Slavic Countries | 0 | - | 4.96 | 111,653 |
| Germany Multiple Choice | 0 | - | 4.84 | 54,352 |
| Counties of England | 0 | - | 4.97 | 796,683 |
| Flags of Asia Quiz | 0 | - | 4.99 | 613,505 |
| East Asia Cities Map Quiz | 0 | - | 4.96 | 110,232 |
| 10 Biggest Asian Countries by Area | 0 | - | 4.97 | 153,731 |
| 10 Southernmost Countries in Asia | 0 | - | 4.97 | 99,147 |
| 10 Easternmost Countries in Asia | 0 | - | 4.99 | 107,993 |
| Countries of Asia with Two or More Words | 0 | - | 4.96 | 126,890 |
| Asian Countries Ending in "IA" | 0 | - | 4.96 | 107,510 |
| Top Asian Languages on a Map | 0 | - | 4.95 | 71,431 |
| Countries of Asia with an Empty Map | 0 | - | 4.98 | 230,361 |
| Countries of the Middle East | 0 | - | 4.96 | 201,162 |
| Countries where Arabic is an Official Language | 0 | - | 4.85 | 72,517 |
| States of India | 0 | - | 4.95 | 193,257 |
| Africa Geography Quiz #1 | 0 | - | 4.93 | 49,335 |
| African Diaspora - Top 10 Countries | 0 | - | 4.93 | 72,776 |
| The Only African Country ... | 0 | - | 4.99 | 129,097 |
| African Countries by a Single Clue | 0 | - | 4.92 | 68,123 |
| Pixelated Africa Map | 0 | - | 4.98 | 99,858 |
| Countries of Africa - One Minute Sprint | 0 | - | 4.43 | 322,223 |
| Countries Closest to Africa | 0 | - | 4.96 | 157,199 |
| African Countries That Have Been to the FIFA World Cup | 0 | - | 4.88 | 57,232 |
| Flags of Oceania | 0 | - | 5.00 | 259,395 |
| Australia Cities Map Quiz | 0 | - | 4.83 | 145,399 |
| The Only American Country ... | 0 | - | 4.92 | 121,599 |
| American Countries with the Shortest Names | 0 | - | 4.96 | 121,118 |
| Uruguay Country Quiz | 0 | - | 4.84 | 31,577 |
| North American Capitals - Map Quiz | 0 | - | 4.87 | 57,958 |
| Countries of North America with an Empty Map | 0 | - | 4.99 | 94,666 |
| All First-Level Subdivisions of North America on a Map | 0 | - | 4.97 | 64,115 |
| U.S. State Border Crossings | 0 | - | 4.97 | 96,478 |
| U.S. Citizenship Test Questions | 0 | - | 4.83 | 239,452 |
| U.S. Cities with the Most International Tourists | 0 | - | 4.88 | 75,464 |
| Cities and Towns of Massachusetts | 0 | - | 4.92 | 74,024 |
| Countries Larger Than Texas but With Fewer People | 0 | - | 4.92 | 39,933 |
| Mediterranean Countries with an Empty Map | 0 | - | 4.99 | 105,076 |
| European Diaspora - Top 11 Countries | 0 | - | 4.90 | 95,852 |
| 10 European Countries with the Most Tourists | 0 | - | 4.98 | 137,516 |
| Three Band Flags of Europe | 0 | - | 4.98 | 193,300 |
| Catholic Countries in Europe | 0 | - | 4.83 | 95,127 |
| Pixelated Europe Map | 0 | - | 4.88 | 122,757 |
| Monarchies of Europe | 0 | - | 4.90 | 98,143 |
| European Countries with One Border | 0 | - | 4.97 | 182,771 |
| European Countries with the Fewest Borders | 0 | - | 4.97 | 179,573 |
| Countries of Europe in 1815 With a Map | 0 | - | 4.99 | 150,240 |
| Federal Subjects of Russia | 0 | - | 4.95 | 147,140 |
| Countries Formerly in Yugoslavia | 0 | - | 4.95 | 124,896 |
| Regions of France Map Quiz | 0 | - | 4.97 | 144,429 |
| States of Germany Map Quiz | 0 | - | 4.91 | 132,809 |
| States of Germany | 0 | - | 4.96 | 152,560 |
| Germany Immigration by Country | 0 | - | 4.85 | 81,033 |
| Regions of Italy | 0 | - | 4.92 | 75,864 |
| Netherlands Immigration by Country | 0 | - | 4.93 | 52,149 |
| Regions of Spain Quiz | 0 | - | 4.90 | 113,932 |
| Cantons of Switzerland | 0 | - | 4.98 | 51,204 |
| Countries and Territories of the United Kingdom | 0 | - | 4.90 | 93,995 |
| Counties of England Map Quiz | 0 | - | 4.97 | 307,633 |
| 10 Closest Megacities to London | 0 | - | 4.90 | 17,699 |
| Asian Geography By Letter - B | 0 | - | 4.85 | 66,506 |
| 10 Asian Countries with the Most Tourists | 0 | - | 4.89 | 105,997 |
| Asian Countries with the Shortest Names | 0 | - | 4.97 | 135,282 |
| "Stan" Countries - Map Quiz | 0 | - | 4.98 | 135,814 |
| Pixelated Asia Map | 0 | - | 4.90 | 73,195 |
| Monarchies of Asia | 0 | - | 4.97 | 71,086 |
| Asian Country Superlatives | 0 | - | 4.84 | 80,886 |
| Provinces of Turkey | 0 | - | 4.95 | 204,138 |
| Provinces of China | 0 | - | 4.97 | 204,430 |
| Japanese Prefectures | 0 | - | 4.98 | 136,907 |
| American Countries on the Pacific Coast | 0 | - | 4.80 | 49,254 |
| Central America and Caribbean Map Quiz | 0 | - | 4.89 | 902,286 |
| Mediterranean Geography on a Map | 0 | - | 4.49 | 37,258 |
| Pre-Euro Currencies | 0 | - | 4.44 | 52,601 |
| European Countries with the Fewest Overnight Visitors | 0 | - | 4.80 | 41,655 |
| Word Scramble - European Countries | 0 | - | 4.73 | 141,700 |
| Top 20 Football Clubs in Europe | 0 | - | 4.48 | 114,958 |
| The Only Remaining European Country . . . | 0 | - | 4.41 | 64,263 |
| Slavic Languages | 0 | - | 4.68 | 54,358 |
| Capitals of Italian Regions | 0 | - | 4.62 | 36,610 |
| Spanish Immigration by Country | 0 | - | 4.63 | 55,464 |
| UK Cities Map Quiz | 0 | - | 4.96 | 464,537 |
| Champions League Winners | 0 | - | 4.92 | 1,006,671 |
| Top 12 Languages Spoken in Asia | 0 | - | 4.40 | 32,553 |
| Countries and States in the Caucasus | 0 | - | 4.46 | 51,538 |
| Word Scramble - Asian Countries | 0 | - | 4.49 | 108,862 |
| Countries of Asia - One Minute Sprint | 0 | - | 4.41 | 275,240 |
| The Only Remaining Asian Country . . . | 0 | - | 4.64 | 45,829 |
| Middle Eastern Geography Quiz | 0 | - | 4.57 | 43,822 |
| China's Territorial Disputes | 0 | - | 4.44 | 35,652 |
| Countries Kim Jong Un Has Been To | 0 | - | 4.95 | 32,838 |
| Countries of the Mongol Empire on a Map | 0 | - | 4.99 | 106,859 |
| States of India Map Quiz | 0 | - | 4.83 | 26,515 |
| Countries with the Most Ascents of Mount Everest | 0 | - | 4.95 | 58,230 |
| Nepal Country Quiz | 0 | - | 4.95 | 37,723 |
| African Great Lakes | 0 | - | 4.82 | 66,250 |
| African Countries with the Most Christians | 0 | - | 4.94 | 75,596 |
| Top 10 Biggest Economies in Africa | 0 | - | 4.99 | 120,592 |
| Kenya Country Quiz | 0 | - | 4.86 | 34,793 |
| Tanzania Country Quiz | 0 | - | 4.90 | 33,068 |
| Morocco Country Quiz | 0 | - | 4.81 | 46,484 |
| Palau Country Quiz | 0 | - | 4.90 | 23,015 |
| Most Visited Countries by Australians | 0 | - | 4.95 | 90,575 |
| Countries that Visit Australia the Most | 0 | - | 4.92 | 69,097 |
| Countries Closest to Australia | 0 | - | 4.99 | 166,946 |
| Tuvalu Country Quiz | 0 | - | 4.86 | 21,450 |
| Samoa Country Quiz | 0 | - | 4.81 | 20,823 |
| Tonga Country Quiz | 0 | - | 4.83 | 20,520 |
| Top 10 Biggest Economies in the Americas | 0 | - | 4.94 | 92,173 |
| States of Mexico | 0 | - | 4.96 | 176,075 |
| Mexico States Map Quiz | 0 | - | 4.85 | 104,734 |
| Countries of South America with an Empty Map | 0 | - | 4.94 | 104,916 |
| All First-Level Subdivisions of South America on a Map | 0 | - | 4.92 | 53,902 |
| Brazil States Map Quiz | 0 | - | 4.85 | 48,040 |
| States of Brazil | 0 | - | 4.97 | 88,020 |
| Central American Countries | 0 | - | 4.98 | 156,457 |
| Caribbean / Lesser Antilles Map Quiz | 0 | - | 4.99 | 148,413 |
| Name the U.S. National Parks | 0 | - | 4.86 | 59,940 |
| Total United States Immigration by Country | 0 | - | 4.91 | 111,639 |
| Most Common U.S. Last Names - Extreme | 0 | - | 4.94 | 174,488 |
| "Do Not Travel" Countries for U.S. Citizens | 0 | - | 4.97 | 244,033 |
