| Australian Capitals | 0 | - | 4.92 | 62,583 |
| Australia True or False | 0 | - | 4.87 | 56,455 |
| Australia Country Quiz | 0 | - | 4.43 | 69,230 |
| European Countries by First 2 Letters | 0 | - | 4.95 | 525,966 |
| All First-Level Subdivisions of Oceania on a Map | 0 | - | 4.97 | 26,873 |
| Regions of New Zealand | 0 | - | 4.85 | 28,097 |
| African Countries by First 2 Letters | 0 | - | 4.96 | 266,309 |
| Asian Countries by First 2 Letters | 0 | - | 4.91 | 276,882 |
| Count to 10 in Europe: Pro | 0 | - | 4.85 | 68,508 |
| Official European Union Languages | 0 | - | 4.97 | 236,324 |
| European Countries in their Native Language | 0 | - | 4.99 | 156,587 |
| Europe Map Quiz | 0 | - | 5.00 | 4,726,854 |
| Africa Map Quiz | 0 | - | 5.00 | 2,102,527 |
| Oceania Map Quiz | 0 | - | 4.98 | 634,345 |
| Non-Stop Flights to New Zealand | 0 | - | 4.46 | 47,666 |
| Celtic Nations | 0 | - | 4.69 | 46,793 |
| Europe by Borders in 30 Seconds | 0 | - | 4.98 | 424,783 |
| East Asia Map Quiz | 0 | - | 4.99 | 1,436,905 |
| Asia Map Quiz | 0 | - | 4.99 | 905,591 |
| Landlocked Countries in Africa | 0 | - | 4.99 | 45,694 |
| African East Coast | 0 | - | 4.96 | 94,900 |
| Western Africa Map Quiz | 0 | - | 4.97 | 72,766 |
| Oceanian Capitals - Map Quiz | 0 | - | 4.95 | 49,715 |
| Word Chain - Australia | 0 | - | 4.37 | 37,999 |
| Mediterranean Countries Quiz | 0 | - | 4.99 | 209,805 |
| Countries with Territorial Claims in Antarctica | 0 | - | 4.94 | 92,150 |
| Countries That Use the Euro | 0 | - | 4.96 | 102,696 |
| Europe Geography Decoder | 0 | - | 4.86 | 69,478 |
| 10 Easternmost Countries in Europe | 0 | - | 4.89 | 113,313 |
| The Only European Country ... | 0 | - | 4.91 | 213,444 |
| European Countries NOT in NATO | 0 | - | 4.87 | 59,298 |
| Countries that Beat Switzerland | 0 | - | 4.88 | 41,523 |
| South and Central Asia Map Quiz | 0 | - | 4.93 | 97,274 |
| Countries of Africa | 0 | - | 5.00 | 2,503,943 |
| Australia Map Quiz | 0 | - | 4.94 | 342,200 |
| Europe Cities Map Quiz | 0 | - | 4.99 | 362,036 |
| Middle East Map Quiz | 0 | - | 4.99 | 1,374,405 |
| 10 African Countries with the Most Tourists | 0 | - | 4.38 | 60,090 |
| Oceania Geography Quiz | 0 | - | 4.55 | 21,965 |
| United States Map Quiz | 0 | - | 4.98 | 4,139,419 |
| Add A Letter - Make a European City | 0 | - | 4.90 | 23,223 |
| Africa Cities Map Quiz | 0 | - | 4.97 | 98,155 |
| Flags of Africa Quiz | 0 | - | 5.00 | 462,103 |
| Top 10 Biggest African Countries by Area | 0 | - | 4.99 | 215,453 |
| 10 Southernmost Countries in Africa | 0 | - | 4.98 | 115,451 |
| 10 Northernmost Countries in Africa | 0 | - | 4.98 | 160,138 |
| Top 10 Smallest African Countries by Area | 0 | - | 4.96 | 32,411 |
| African Countries with the Shortest Names | 0 | - | 4.98 | 151,889 |
| Top African Languages on a Map | 0 | - | 4.92 | 72,220 |
| African Island Countries | 0 | - | 4.96 | 100,640 |
| Countries of Africa with an Empty Map | 0 | - | 5.00 | 241,428 |
| Oceania Physical Geography | 0 | - | 4.30 | 12,627 |
| Australian States and Territories | 0 | - | 4.95 | 140,539 |
| Famous Australians by Description | 0 | - | 4.23 | 27,399 |
| Australian Immigration by Country | 0 | - | 4.81 | 76,986 |
| Australian Slang | 0 | - | 4.25 | 28,451 |
| Flags of North and South America | 0 | - | 4.99 | 365,295 |
| 10 Biggest American Countries by Area | 0 | - | 4.95 | 112,098 |
| Top 10 Most Populous American Countries | 0 | - | 4.97 | 143,064 |
| Latin American Countries Map Quiz | 0 | - | 4.97 | 127,931 |
| South America Map Quiz | 0 | - | 5.00 | 1,540,170 |
| Countries of North America Quiz | 0 | - | 5.00 | 1,010,241 |
| North America Map Quiz | 0 | - | 4.98 | 243,945 |
| Third Most Common Language by U.S. State | 0 | - | 4.89 | 113,330 |
| Canada Provinces and Territories | 0 | - | 5.00 | 337,189 |
| Canada Provinces Map Quiz | 0 | - | 4.99 | 635,245 |
| Most Spoken Languages in Canada | 0 | - | 4.91 | 54,527 |
| Straight Shot to Antarctica | 0 | - | 4.94 | 42,452 |
| Flags of Europe Quiz | 0 | - | 4.99 | 1,223,815 |
| Countries of Europe - One Minute Sprint | 0 | - | 4.94 | 1,318,484 |
| 10 Biggest European Countries by Area | 0 | - | 4.99 | 191,569 |
| 10 Westernmost Countries in Europe | 0 | - | 4.96 | 150,177 |
| Top 10 Languages Spoken in Europe | 0 | - | 4.96 | 216,005 |
| European Landmarks Map Quiz | 0 | - | 4.97 | 86,389 |
| Most Guessed Cities in Europe - Not Capitals | 0 | - | 4.82 | 86,766 |
| Biggest Countries in Europe in 1700 | 0 | - | 4.73 | 58,088 |
| Countries of Europe with an Empty Map | 0 | - | 5.00 | 307,503 |
| All First-Level Subdivisions of Europe on a Map | 0 | - | 4.98 | 167,481 |
| Countries with Territory in the Balkans | 0 | - | 4.96 | 88,122 |
| Eastern Europe Map Quiz | 0 | - | 4.91 | 127,055 |
| Slavic Countries | 0 | - | 4.96 | 110,762 |
| Germany Multiple Choice | 0 | - | 4.84 | 54,001 |
| Counties of England | 0 | - | 4.97 | 788,206 |
| Flags of Asia Quiz | 0 | - | 4.99 | 604,371 |
| East Asia Cities Map Quiz | 0 | - | 4.96 | 109,253 |
| 10 Biggest Asian Countries by Area | 0 | - | 4.97 | 152,662 |
| 10 Southernmost Countries in Asia | 0 | - | 4.97 | 98,311 |
| 10 Easternmost Countries in Asia | 0 | - | 4.99 | 107,123 |
| Countries of Asia with Two or More Words | 0 | - | 4.96 | 125,569 |
| Asian Countries Ending in "IA" | 0 | - | 4.96 | 106,342 |
| Top Asian Languages on a Map | 0 | - | 4.94 | 70,567 |
| Countries of Asia with an Empty Map | 0 | - | 4.98 | 228,580 |
| Countries of the Middle East | 0 | - | 4.96 | 198,679 |
| Countries where Arabic is an Official Language | 0 | - | 4.85 | 72,213 |
| States of India | 0 | - | 4.94 | 189,641 |
| Africa Geography Quiz #1 | 0 | - | 4.93 | 48,965 |
| African Diaspora - Top 10 Countries | 0 | - | 4.92 | 72,191 |
| The Only African Country ... | 0 | - | 4.99 | 128,251 |
| African Countries by a Single Clue | 0 | - | 4.92 | 67,728 |
| Pixelated Africa Map | 0 | - | 4.98 | 98,933 |
| Countries of Africa - One Minute Sprint | 0 | - | 4.42 | 319,171 |
| Countries Closest to Africa | 0 | - | 4.96 | 155,996 |
| Flags of Oceania | 0 | - | 5.00 | 254,547 |
| Australia Cities Map Quiz | 0 | - | 4.83 | 144,294 |
| The Only American Country ... | 0 | - | 4.92 | 120,642 |
| American Countries with the Shortest Names | 0 | - | 4.96 | 120,242 |
| Uruguay Country Quiz | 0 | - | 4.83 | 31,324 |
| North American Capitals - Map Quiz | 0 | - | 4.87 | 56,847 |
| Countries of North America with an Empty Map | 0 | - | 4.99 | 93,810 |
| All First-Level Subdivisions of North America on a Map | 0 | - | 4.97 | 62,773 |
| U.S. State Border Crossings | 0 | - | 4.97 | 95,823 |
| U.S. Citizenship Test Questions | 0 | - | 4.83 | 238,131 |
| U.S. Cities with the Most International Tourists | 0 | - | 4.88 | 74,730 |
| Cities and Towns of Massachusetts | 0 | - | 4.92 | 72,961 |
| Countries Larger Than Texas but With Fewer People | 0 | - | 4.92 | 39,420 |
| Mediterranean Countries with an Empty Map | 0 | - | 4.99 | 104,281 |
| European Geography By Letter - P #1 | 0 | - | 4.81 | 96,257 |
| European Diaspora - Top 11 Countries | 0 | - | 4.90 | 94,951 |
| 10 European Countries with the Most Tourists | 0 | - | 4.98 | 136,191 |
| Three Band Flags of Europe | 0 | - | 4.98 | 191,614 |
| Catholic Countries in Europe | 0 | - | 4.83 | 94,098 |
| Pixelated Europe Map | 0 | - | 4.88 | 121,621 |
| Monarchies of Europe | 0 | - | 4.90 | 97,191 |
| European Countries with One Border | 0 | - | 4.97 | 181,439 |
| European Countries with the Fewest Borders | 0 | - | 4.97 | 177,956 |
| Countries of Europe in 1815 With a Map | 0 | - | 4.99 | 148,746 |
| Federal Subjects of Russia | 0 | - | 4.94 | 143,546 |
| Countries Formerly in Yugoslavia | 0 | - | 4.95 | 124,091 |
| Regions of France Map Quiz | 0 | - | 4.97 | 142,976 |
| States of Germany Map Quiz | 0 | - | 4.91 | 131,545 |
| States of Germany | 0 | - | 4.96 | 149,737 |
| Germany Immigration by Country | 0 | - | 4.84 | 79,894 |
| Regions of Italy | 0 | - | 4.92 | 74,582 |
| Netherlands Immigration by Country | 0 | - | 4.94 | 43,723 |
| Regions of Spain Quiz | 0 | - | 4.90 | 112,113 |
| Cantons of Switzerland | 0 | - | 4.98 | 50,046 |
| Countries and Territories of the United Kingdom | 0 | - | 4.89 | 92,823 |
| Counties of England Map Quiz | 0 | - | 4.97 | 305,918 |
| 10 Closest Megacities to London | 0 | - | 4.90 | 17,392 |
| Asian Geography By Letter - B | 0 | - | 4.85 | 65,921 |
| 10 Asian Countries with the Most Tourists | 0 | - | 4.89 | 104,890 |
| Asian Countries with the Shortest Names | 0 | - | 4.97 | 134,234 |
| "Stan" Countries - Map Quiz | 0 | - | 4.98 | 133,501 |
| Pixelated Asia Map | 0 | - | 4.90 | 72,271 |
| Monarchies of Asia | 0 | - | 4.97 | 70,527 |
| Asian Country Superlatives | 0 | - | 4.84 | 80,374 |
| Provinces of Turkey | 0 | - | 4.95 | 199,880 |
| Provinces of China | 0 | - | 4.97 | 199,631 |
| Japanese Prefectures | 0 | - | 4.98 | 134,234 |
| American Countries on the Pacific Coast | 0 | - | 4.80 | 48,989 |
| Central America and Caribbean Map Quiz | 0 | - | 4.89 | 899,458 |
| Mediterranean Geography on a Map | 0 | - | 4.49 | 37,067 |
| Pre-Euro Currencies | 0 | - | 4.44 | 52,419 |
| European Countries with the Fewest Overnight Visitors | 0 | - | 4.78 | 41,592 |
| Word Scramble - European Countries | 0 | - | 4.74 | 140,904 |
| Top 20 Football Clubs in Europe | 0 | - | 4.48 | 112,764 |
| The Only Remaining European Country . . . | 0 | - | 4.41 | 63,712 |
| Slavic Languages | 0 | - | 4.67 | 53,923 |
| Capitals of Italian Regions | 0 | - | 4.62 | 36,403 |
| Spanish Immigration by Country | 0 | - | 4.63 | 55,221 |
| UK Cities Map Quiz | 0 | - | 4.95 | 461,848 |
| Champions League Winners | 0 | - | 4.92 | 994,896 |
| Top 12 Languages Spoken in Asia | 0 | - | 4.39 | 32,406 |
| Countries and States in the Caucasus | 0 | - | 4.46 | 51,104 |
| Word Scramble - Asian Countries | 0 | - | 4.48 | 108,033 |
| Countries of Asia - One Minute Sprint | 0 | - | 4.41 | 272,939 |
| The Only Remaining Asian Country . . . | 0 | - | 4.69 | 45,419 |
| Middle Eastern Geography Quiz | 0 | - | 4.57 | 43,175 |
| China's Territorial Disputes | 0 | - | 4.44 | 35,420 |
| Countries Kim Jong Un Has Been To | 0 | - | 4.95 | 32,114 |
| Countries of the Mongol Empire on a Map | 0 | - | 4.99 | 105,692 |
| States of India Map Quiz | 0 | - | 4.82 | 25,981 |
| Countries with the Most Ascents of Mount Everest | 0 | - | 4.95 | 57,700 |
| Nepal Country Quiz | 0 | - | 4.95 | 37,282 |
| African Great Lakes | 0 | - | 4.82 | 65,013 |
| African Countries with the Most Christians | 0 | - | 4.94 | 74,772 |
| Top 10 Biggest Economies in Africa | 0 | - | 4.99 | 119,279 |
| Kenya Country Quiz | 0 | - | 4.86 | 34,444 |
| Tanzania Country Quiz | 0 | - | 4.91 | 32,783 |
| Morocco Country Quiz | 0 | - | 4.81 | 45,968 |
| Palau Country Quiz | 0 | - | 4.89 | 22,814 |
| Most Visited Countries by Australians | 0 | - | 4.94 | 90,164 |
| Countries that Visit Australia the Most | 0 | - | 4.92 | 68,406 |
| Countries Closest to Australia | 0 | - | 4.99 | 166,106 |
| Tuvalu Country Quiz | 0 | - | 4.86 | 21,273 |
| Tonga Country Quiz | 0 | - | 4.82 | 20,331 |
| Top 10 Biggest Economies in the Americas | 0 | - | 4.94 | 90,992 |
| States of Mexico | 0 | - | 4.95 | 172,995 |
| Mexico States Map Quiz | 0 | - | 4.84 | 103,659 |
| Countries of South America with an Empty Map | 0 | - | 4.94 | 104,029 |
| All First-Level Subdivisions of South America on a Map | 0 | - | 4.92 | 52,750 |
| Brazil States Map Quiz | 0 | - | 4.85 | 47,310 |
| States of Brazil | 0 | - | 4.98 | 86,172 |
| Central American Countries | 0 | - | 4.98 | 154,899 |
| Caribbean / Lesser Antilles Map Quiz | 0 | - | 4.99 | 145,538 |
| Name the U.S. National Parks | 0 | - | 4.85 | 57,281 |
| Total United States Immigration by Country | 0 | - | 4.91 | 110,496 |
| Most Common U.S. Last Names - Extreme | 0 | - | 4.94 | 173,014 |
| "Do Not Travel" Countries for U.S. Citizens | 0 | - | 4.97 | 239,903 |
| U.S. Cabinet Departments | 0 | - | 4.86 | 72,473 |
