| Australian Capitals | 0 | - | 4.92 | 62,771 |
| Australia True or False | 0 | - | 4.87 | 56,983 |
| Australia Country Quiz | 0 | - | 4.43 | 69,692 |
| European Countries by First 2 Letters | 0 | - | 4.95 | 530,853 |
| All First-Level Subdivisions of Oceania on a Map | 0 | - | 4.97 | 27,463 |
| Regions of New Zealand | 0 | - | 4.84 | 28,610 |
| Asian Countries by First 2 Letters | 0 | - | 4.91 | 279,828 |
| African Countries by First 2 Letters | 0 | - | 4.96 | 268,707 |
| Count to 10 in Europe: Pro | 0 | - | 4.86 | 69,379 |
| Official European Union Languages | 0 | - | 4.97 | 239,036 |
| European Countries in their Native Language | 0 | - | 4.99 | 158,205 |
| Europe Map Quiz | 0 | - | 5.00 | 4,773,664 |
| Oceania Map Quiz | 0 | - | 4.98 | 655,227 |
| Non-Stop Flights to New Zealand | 0 | - | 4.46 | 48,134 |
| Celtic Nations | 0 | - | 4.69 | 47,006 |
| Europe by Borders in 30 Seconds | 0 | - | 4.98 | 429,414 |
| East Asia Map Quiz | 0 | - | 4.99 | 1,449,984 |
| Asia Map Quiz | 0 | - | 4.99 | 920,366 |
| Africa Map Quiz | 0 | - | 5.00 | 2,122,683 |
| Oceanian Capitals - Map Quiz | 0 | - | 4.95 | 51,019 |
| Word Chain - Australia | 0 | - | 4.38 | 38,181 |
| Mediterranean Countries Quiz | 0 | - | 4.99 | 212,952 |
| Countries with Territorial Claims in Antarctica | 0 | - | 4.94 | 92,761 |
| Countries That Use the Euro | 0 | - | 4.95 | 105,750 |
| Europe Geography Decoder | 0 | - | 4.86 | 70,137 |
| 10 Easternmost Countries in Europe | 0 | - | 4.89 | 115,839 |
| The Only European Country ... | 0 | - | 4.91 | 217,625 |
| European Countries NOT in NATO | 0 | - | 4.90 | 61,732 |
| Countries that Beat Switzerland | 0 | - | 4.88 | 41,933 |
| South and Central Asia Map Quiz | 0 | - | 4.94 | 99,407 |
| Landlocked Countries in Africa | 0 | - | 4.99 | 47,169 |
| African East Coast | 0 | - | 4.96 | 96,362 |
| Western Africa Map Quiz | 0 | - | 4.97 | 74,212 |
| Australia Map Quiz | 0 | - | 4.95 | 345,353 |
| Europe Cities Map Quiz | 0 | - | 4.99 | 365,238 |
| Middle East Map Quiz | 0 | - | 4.99 | 1,385,178 |
| Countries of Africa | 0 | - | 5.00 | 2,546,952 |
| Oceania Geography Quiz | 0 | - | 4.55 | 22,084 |
| United States Map Quiz | 0 | - | 4.98 | 4,164,467 |
| Add A Letter - Make a European City | 0 | - | 4.90 | 23,440 |
| 10 African Countries with the Most Tourists | 0 | - | 4.39 | 60,802 |
| Oceania Physical Geography | 0 | - | 4.30 | 12,703 |
| Australian States and Territories | 0 | - | 4.96 | 142,336 |
| Famous Australians by Description | 0 | - | 4.23 | 28,022 |
| Australian Immigration by Country | 0 | - | 4.81 | 77,379 |
| Australian Slang | 0 | - | 4.24 | 28,665 |
| Flags of North and South America | 0 | - | 4.99 | 374,697 |
| 10 Biggest American Countries by Area | 0 | - | 4.95 | 112,743 |
| Top 10 Most Populous American Countries | 0 | - | 4.97 | 144,447 |
| Latin American Countries Map Quiz | 0 | - | 4.97 | 130,193 |
| South America Map Quiz | 0 | - | 5.00 | 1,552,258 |
| Uruguay Country Quiz | 0 | - | 4.84 | 31,654 |
| Countries of North America Quiz | 0 | - | 5.00 | 1,026,580 |
| North America Map Quiz | 0 | - | 4.98 | 249,686 |
| Third Most Common Language by U.S. State | 0 | - | 4.87 | 113,827 |
| Canada Provinces and Territories | 0 | - | 5.00 | 344,023 |
| Canada Provinces Map Quiz | 0 | - | 4.99 | 642,066 |
| Most Spoken Languages in Canada | 0 | - | 4.91 | 55,343 |
| Straight Shot to Antarctica | 0 | - | 4.94 | 42,990 |
| Flags of Europe Quiz | 0 | - | 4.99 | 1,249,899 |
| Countries of Europe - One Minute Sprint | 0 | - | 4.94 | 1,331,550 |
| 10 Biggest European Countries by Area | 0 | - | 4.99 | 193,017 |
| 10 Westernmost Countries in Europe | 0 | - | 4.96 | 151,518 |
| Top 10 Languages Spoken in Europe | 0 | - | 4.96 | 219,586 |
| European Landmarks Map Quiz | 0 | - | 4.97 | 87,428 |
| Most Guessed Cities in Europe - Not Capitals | 0 | - | 4.82 | 87,682 |
| Biggest Countries in Europe in 1700 | 0 | - | 4.73 | 58,609 |
| Countries of Europe with an Empty Map | 0 | - | 5.00 | 311,598 |
| All First-Level Subdivisions of Europe on a Map | 0 | - | 4.98 | 173,662 |
| Countries of Europe in 1650 with a Map | 0 | - | 4.95 | 69,752 |
| Countries with Territory in the Balkans | 0 | - | 4.96 | 89,661 |
| Eastern Europe Map Quiz | 0 | - | 4.91 | 128,480 |
| Slavic Countries | 0 | - | 4.96 | 111,967 |
| Germany Multiple Choice | 0 | - | 4.84 | 54,513 |
| Counties of England | 0 | - | 4.97 | 799,568 |
| Flags of Asia Quiz | 0 | - | 4.99 | 616,481 |
| East Asia Cities Map Quiz | 0 | - | 4.96 | 110,461 |
| 10 Biggest Asian Countries by Area | 0 | - | 4.97 | 154,096 |
| 10 Southernmost Countries in Asia | 0 | - | 4.97 | 99,414 |
| 10 Easternmost Countries in Asia | 0 | - | 4.99 | 108,288 |
| Countries of Asia with Two or More Words | 0 | - | 4.96 | 127,318 |
| Asian Countries Ending in "IA" | 0 | - | 4.96 | 107,862 |
| Top Asian Languages on a Map | 0 | - | 4.95 | 71,700 |
| Countries of Asia with an Empty Map | 0 | - | 4.98 | 230,914 |
| Countries of the Middle East | 0 | - | 4.96 | 201,817 |
| Countries where Arabic is an Official Language | 0 | - | 4.85 | 72,623 |
| Africa Cities Map Quiz | 0 | - | 4.97 | 99,199 |
| Flags of Africa Quiz | 0 | - | 5.00 | 473,771 |
| Top 10 Biggest African Countries by Area | 0 | - | 4.99 | 217,463 |
| 10 Southernmost Countries in Africa | 0 | - | 4.98 | 116,846 |
| 10 Northernmost Countries in Africa | 0 | - | 4.98 | 161,550 |
| Top 10 Smallest African Countries by Area | 0 | - | 4.96 | 33,484 |
| African Countries with the Shortest Names | 0 | - | 4.98 | 153,958 |
| Top African Languages on a Map | 0 | - | 4.92 | 74,585 |
| African Island Countries | 0 | - | 4.96 | 101,935 |
| Countries of Africa with an Empty Map | 0 | - | 5.00 | 244,005 |
| Flags of Oceania | 0 | - | 5.00 | 260,861 |
| Australia Cities Map Quiz | 0 | - | 4.82 | 145,900 |
| The Only American Country ... | 0 | - | 4.92 | 121,863 |
| American Countries with the Shortest Names | 0 | - | 4.96 | 121,330 |
| North American Capitals - Map Quiz | 0 | - | 4.88 | 58,284 |
| Countries of North America with an Empty Map | 0 | - | 4.99 | 94,909 |
| All First-Level Subdivisions of North America on a Map | 0 | - | 4.97 | 64,467 |
| U.S. State Border Crossings | 0 | - | 4.97 | 96,643 |
| U.S. Citizenship Test Questions | 0 | - | 4.83 | 239,817 |
| U.S. Cities with the Most International Tourists | 0 | - | 4.88 | 75,654 |
| Cities and Towns of Massachusetts | 0 | - | 4.92 | 74,473 |
| Countries Larger Than Texas but With Fewer People | 0 | - | 4.92 | 40,065 |
| Mediterranean Countries with an Empty Map | 0 | - | 4.99 | 105,257 |
| European Geography By Letter - P #1 | 0 | - | 4.81 | 98,068 |
| European Diaspora - Top 11 Countries | 0 | - | 4.90 | 96,101 |
| 10 European Countries with the Most Tourists | 0 | - | 4.98 | 137,941 |
| Three Band Flags of Europe | 0 | - | 4.98 | 193,817 |
| Catholic Countries in Europe | 0 | - | 4.83 | 95,442 |
| Pixelated Europe Map | 0 | - | 4.88 | 123,056 |
| Monarchies of Europe | 0 | - | 4.90 | 98,417 |
| European Countries with One Border | 0 | - | 4.97 | 183,213 |
| European Countries with the Fewest Borders | 0 | - | 4.97 | 179,989 |
| Countries of Europe in 1815 With a Map | 0 | - | 4.99 | 150,828 |
| Federal Subjects of Russia | 0 | - | 4.95 | 148,211 |
| Countries Formerly in Yugoslavia | 0 | - | 4.95 | 125,162 |
| Regions of France Map Quiz | 0 | - | 4.97 | 144,935 |
| States of Germany Map Quiz | 0 | - | 4.92 | 133,293 |
| States of Germany | 0 | - | 4.95 | 153,446 |
| Germany Immigration by Country | 0 | - | 4.85 | 81,335 |
| Regions of Italy | 0 | - | 4.92 | 76,363 |
| Netherlands Immigration by Country | 0 | - | 4.93 | 52,486 |
| Regions of Spain Quiz | 0 | - | 4.90 | 114,597 |
| Cantons of Switzerland | 0 | - | 4.98 | 51,461 |
| Countries and Territories of the United Kingdom | 0 | - | 4.90 | 94,213 |
| Counties of England Map Quiz | 0 | - | 4.97 | 308,318 |
| 10 Closest Megacities to London | 0 | - | 4.90 | 17,765 |
| Asian Geography By Letter - B | 0 | - | 4.85 | 66,756 |
| 10 Asian Countries with the Most Tourists | 0 | - | 4.89 | 106,333 |
| Asian Countries with the Shortest Names | 0 | - | 4.97 | 135,631 |
| "Stan" Countries - Map Quiz | 0 | - | 4.98 | 136,636 |
| Pixelated Asia Map | 0 | - | 4.90 | 73,443 |
| Monarchies of Asia | 0 | - | 4.97 | 71,274 |
| Asian Country Superlatives | 0 | - | 4.84 | 81,060 |
| Provinces of Turkey | 0 | - | 4.94 | 204,831 |
| Provinces of China | 0 | - | 4.97 | 205,963 |
| Japanese Prefectures | 0 | - | 4.98 | 137,879 |
| States of India | 0 | - | 4.95 | 194,416 |
| Africa Geography Quiz #1 | 0 | - | 4.93 | 49,426 |
| African Diaspora - Top 10 Countries | 0 | - | 4.93 | 72,919 |
| The Only African Country ... | 0 | - | 4.99 | 129,318 |
| African Countries by a Single Clue | 0 | - | 4.92 | 68,233 |
| Pixelated Africa Map | 0 | - | 4.98 | 100,120 |
| Countries of Africa - One Minute Sprint | 0 | - | 4.43 | 323,388 |
| Countries Closest to Africa | 0 | - | 4.96 | 157,454 |
| African Countries That Have Been to the FIFA World Cup | 0 | - | 4.89 | 58,625 |
| American Countries on the Pacific Coast | 0 | - | 4.80 | 49,308 |
| Central America and Caribbean Map Quiz | 0 | - | 4.89 | 903,117 |
| Mediterranean Geography on a Map | 0 | - | 4.49 | 37,314 |
| Pre-Euro Currencies | 0 | - | 4.44 | 52,661 |
| European Countries with the Fewest Overnight Visitors | 0 | - | 4.80 | 41,676 |
| Word Scramble - European Countries | 0 | - | 4.73 | 141,936 |
| Top 20 Football Clubs in Europe | 0 | - | 4.48 | 115,768 |
| The Only Remaining European Country . . . | 0 | - | 4.41 | 64,449 |
| Slavic Languages | 0 | - | 4.68 | 54,502 |
| Capitals of Italian Regions | 0 | - | 4.62 | 36,678 |
| Spanish Immigration by Country | 0 | - | 4.63 | 55,524 |
| UK Cities Map Quiz | 0 | - | 4.96 | 465,378 |
| Champions League Winners | 0 | - | 4.92 | 1,010,613 |
| Top 12 Languages Spoken in Asia | 0 | - | 4.40 | 32,590 |
| Countries and States in the Caucasus | 0 | - | 4.46 | 51,643 |
| Word Scramble - Asian Countries | 0 | - | 4.49 | 109,077 |
| Countries of Asia - One Minute Sprint | 0 | - | 4.41 | 276,032 |
| The Only Remaining Asian Country . . . | 0 | - | 4.64 | 45,950 |
| Middle Eastern Geography Quiz | 0 | - | 4.57 | 43,988 |
| China's Territorial Disputes | 0 | - | 4.47 | 35,702 |
| Word Chain - Africa | 0 | - | 4.47 | 31,659 |
| Morocco Country Quiz | 0 | - | 4.81 | 46,613 |
| Palau Country Quiz | 0 | - | 4.90 | 23,066 |
| Most Visited Countries by Australians | 0 | - | 4.95 | 90,713 |
| Countries that Visit Australia the Most | 0 | - | 4.92 | 69,323 |
| Countries Closest to Australia | 0 | - | 4.99 | 167,185 |
| Tuvalu Country Quiz | 0 | - | 4.86 | 21,490 |
| Samoa Country Quiz | 0 | - | 4.81 | 20,879 |
| Tonga Country Quiz | 0 | - | 4.83 | 20,559 |
| Top 10 Biggest Economies in the Americas | 0 | - | 4.94 | 92,441 |
| States of Mexico | 0 | - | 4.96 | 176,949 |
| Mexico States Map Quiz | 0 | - | 4.84 | 105,248 |
| Countries of South America with an Empty Map | 0 | - | 4.94 | 105,167 |
| All First-Level Subdivisions of South America on a Map | 0 | - | 4.92 | 54,257 |
| Brazil States Map Quiz | 0 | - | 4.86 | 48,294 |
| States of Brazil | 0 | - | 4.97 | 88,761 |
| Central American Countries | 0 | - | 4.98 | 156,873 |
| Caribbean Countries and Territories | 0 | - | 4.81 | 113,009 |
| Caribbean / Lesser Antilles Map Quiz | 0 | - | 4.99 | 149,223 |
| Name the U.S. National Parks | 0 | - | 4.86 | 60,161 |
| Total United States Immigration by Country | 0 | - | 4.91 | 111,948 |
| Most Common U.S. Last Names - Extreme | 0 | - | 4.94 | 174,961 |
| "Do Not Travel" Countries for U.S. Citizens | 0 | - | 4.97 | 245,055 |
| U.S. Cabinet Departments | 0 | - | 4.86 | 72,962 |
| Top 10 Non-English Languages Spoken in New York City | 0 | - | 4.85 | 66,444 |
| US States Quiz | 0 | - | 5.00 | 16,928,930 |
| States of the U.S. in Alphabetical Order | 0 | - | 4.98 | 367,907 |
| Flags of the Mediterranean | 0 | - | 4.94 | 148,886 |
| Countries Bordering the Mediterranean - Map Quiz | 0 | - | 4.86 | 89,222 |
