| Australian Capitals | 0 | - | 4.92 | 62,583 |
| Australia True or False | 0 | - | 4.87 | 56,457 |
| All First-Level Subdivisions of Oceania on a Map | 0 | - | 4.97 | 26,874 |
| Australia Country Quiz | 0 | - | 4.43 | 69,230 |
| Regions of New Zealand | 0 | - | 4.85 | 28,097 |
| Australia... or New Zealand? | 0 | - | 4.83 | 61,007 |
| European Countries by First 2 Letters | 0 | - | 4.95 | 525,971 |
| African Countries by First 2 Letters | 0 | - | 4.96 | 266,312 |
| Asian Countries by First 2 Letters | 0 | - | 4.91 | 276,885 |
| Count to 10 in Europe: Pro | 0 | - | 4.85 | 68,509 |
| Official European Union Languages | 0 | - | 4.97 | 236,325 |
| European Countries in their Native Language | 0 | - | 4.99 | 156,590 |
| Europe Map Quiz | 0 | - | 5.00 | 4,726,898 |
| Africa Map Quiz | 0 | - | 5.00 | 2,102,548 |
| Oceania Map Quiz | 0 | - | 4.98 | 634,360 |
| Non-Stop Flights to New Zealand | 0 | - | 4.46 | 47,666 |
| Europe by Borders in 30 Seconds | 0 | - | 4.98 | 424,795 |
| East Asia Map Quiz | 0 | - | 4.99 | 1,436,923 |
| Asia Map Quiz | 0 | - | 4.99 | 905,602 |
| Word Chain - Australia | 0 | - | 4.37 | 37,999 |
| Countries of Africa | 0 | - | 5.00 | 2,503,985 |
| Landlocked Countries in Africa | 0 | - | 4.99 | 45,696 |
| African East Coast | 0 | - | 4.96 | 94,902 |
| Western Africa Map Quiz | 0 | - | 4.97 | 72,767 |
| Oceanian Capitals - Map Quiz | 0 | - | 4.95 | 49,715 |
| Australia Map Quiz | 0 | - | 4.94 | 342,204 |
| Mediterranean Countries Quiz | 0 | - | 4.99 | 209,810 |
| Countries with Territorial Claims in Antarctica | 0 | - | 4.94 | 92,150 |
| Countries That Use the Euro | 0 | - | 4.96 | 102,698 |
| Europe Cities Map Quiz | 0 | - | 4.99 | 362,040 |
| Celtic Nations | 0 | - | 4.69 | 46,794 |
| Europe Geography Decoder | 0 | - | 4.86 | 69,479 |
| 10 Easternmost Countries in Europe | 0 | - | 4.89 | 113,316 |
| The Only European Country ... | 0 | - | 4.91 | 213,450 |
| European Countries NOT in NATO | 0 | - | 4.87 | 59,300 |
| Countries that Beat Switzerland | 0 | - | 4.88 | 41,523 |
| South and Central Asia Map Quiz | 0 | - | 4.93 | 97,276 |
| Middle East Map Quiz | 0 | - | 4.99 | 1,374,428 |
| Africa Cities Map Quiz | 0 | - | 4.97 | 98,160 |
| Top 10 Biggest African Countries by Area | 0 | - | 4.99 | 215,455 |
| 10 Southernmost Countries in Africa | 0 | - | 4.98 | 115,452 |
| 10 Northernmost Countries in Africa | 0 | - | 4.98 | 160,138 |
| Top 10 Smallest African Countries by Area | 0 | - | 4.96 | 32,412 |
| African Countries with the Shortest Names | 0 | - | 4.98 | 151,890 |
| Top African Languages on a Map | 0 | - | 4.92 | 72,226 |
| African Island Countries | 0 | - | 4.96 | 100,640 |
| Countries of Africa with an Empty Map | 0 | - | 5.00 | 241,432 |
| Oceania Physical Geography | 0 | - | 4.30 | 12,627 |
| Oceania Geography Quiz | 0 | - | 4.55 | 21,965 |
| Australian States and Territories | 0 | - | 4.95 | 140,541 |
| Famous Australians by Description | 0 | - | 4.23 | 27,404 |
| Australian Immigration by Country | 0 | - | 4.81 | 76,987 |
| Australian Slang | 0 | - | 4.25 | 28,451 |
| 10 Biggest American Countries by Area | 0 | - | 4.95 | 112,100 |
| Top 10 Most Populous American Countries | 0 | - | 4.97 | 143,064 |
| Latin American Countries Map Quiz | 0 | - | 4.97 | 127,932 |
| North America Map Quiz | 0 | - | 4.98 | 243,951 |
| Third Most Common Language by U.S. State | 0 | - | 4.89 | 113,331 |
| United States Map Quiz | 0 | - | 4.98 | 4,139,433 |
| Most Spoken Languages in Canada | 0 | - | 4.91 | 54,528 |
| Straight Shot to Antarctica | 0 | - | 4.94 | 42,452 |
| Add A Letter - Make a European City | 0 | - | 4.90 | 23,224 |
| 10 Biggest European Countries by Area | 0 | - | 4.99 | 191,571 |
| 10 Westernmost Countries in Europe | 0 | - | 4.96 | 150,180 |
| Top 10 Languages Spoken in Europe | 0 | - | 4.96 | 216,010 |
| European Landmarks Map Quiz | 0 | - | 4.97 | 86,394 |
| Most Guessed Cities in Europe - Not Capitals | 0 | - | 4.82 | 86,766 |
| Countries of Europe with an Empty Map | 0 | - | 5.00 | 307,535 |
| All First-Level Subdivisions of Europe on a Map | 0 | - | 4.98 | 167,484 |
| Countries of Europe in 1650 with a Map | 0 | - | 4.95 | 67,153 |
| Countries with Territory in the Balkans | 0 | - | 4.96 | 88,127 |
| Eastern Europe Map Quiz | 0 | - | 4.91 | 127,055 |
| Slavic Countries | 0 | - | 4.96 | 110,764 |
| Germany Multiple Choice | 0 | - | 4.84 | 54,001 |
| East Asia Cities Map Quiz | 0 | - | 4.96 | 109,256 |
| 10 Biggest Asian Countries by Area | 0 | - | 4.97 | 152,664 |
| 10 Southernmost Countries in Asia | 0 | - | 4.97 | 98,312 |
| 10 Easternmost Countries in Asia | 0 | - | 4.99 | 107,124 |
| Countries of Asia with Two or More Words | 0 | - | 4.96 | 125,572 |
| Asian Countries Ending in "IA" | 0 | - | 4.96 | 106,345 |
| Top Asian Languages on a Map | 0 | - | 4.94 | 70,567 |
| Countries of Asia with an Empty Map | 0 | - | 4.98 | 228,582 |
| All First-Level Subdivisions of Asia on a Map | 0 | - | 4.93 | 49,004 |
| Countries of the Middle East | 0 | - | 4.96 | 198,681 |
| Countries where Arabic is an Official Language | 0 | - | 4.85 | 72,213 |
| Flags of Africa Quiz | 0 | - | 5.00 | 462,117 |
| 10 African Countries with the Most Tourists | 0 | - | 4.38 | 60,090 |
| Flags of North and South America | 0 | - | 4.99 | 365,317 |
| South America Map Quiz | 0 | - | 5.00 | 1,540,177 |
| Countries of North America Quiz | 0 | - | 5.00 | 1,010,261 |
| Canada Provinces and Territories | 0 | - | 5.00 | 337,205 |
| Canada Provinces Map Quiz | 0 | - | 4.99 | 635,256 |
| Flags of Europe Quiz | 0 | - | 4.99 | 1,223,829 |
| Countries of Europe - One Minute Sprint | 0 | - | 4.94 | 1,318,487 |
| Biggest Countries in Europe in 1700 | 0 | - | 4.73 | 58,088 |
| Counties of England | 0 | - | 4.97 | 788,212 |
| Flags of Asia Quiz | 0 | - | 4.99 | 604,385 |
| States of India | 0 | - | 4.94 | 189,652 |
| Africa Geography Quiz #1 | 0 | - | 4.93 | 48,965 |
| African Diaspora - Top 10 Countries | 0 | - | 4.92 | 72,192 |
| The Only African Country ... | 0 | - | 4.99 | 128,253 |
| African Countries by a Single Clue | 0 | - | 4.92 | 67,728 |
| Pixelated Africa Map | 0 | - | 4.98 | 98,936 |
| Countries of Africa - One Minute Sprint | 0 | - | 4.42 | 319,175 |
| Countries Closest to Africa | 0 | - | 4.96 | 156,000 |
| Flags of Oceania | 0 | - | 5.00 | 254,553 |
| Australia Cities Map Quiz | 0 | - | 4.83 | 144,299 |
| The Only American Country ... | 0 | - | 4.92 | 120,644 |
| American Countries with the Shortest Names | 0 | - | 4.96 | 120,242 |
| Uruguay Country Quiz | 0 | - | 4.83 | 31,325 |
| Central America and Caribbean Map Quiz | 0 | - | 4.89 | 899,463 |
| North American Capitals - Map Quiz | 0 | - | 4.87 | 56,848 |
| Countries of North America with an Empty Map | 0 | - | 4.99 | 93,812 |
| All First-Level Subdivisions of North America on a Map | 0 | - | 4.97 | 62,776 |
| U.S. State Border Crossings | 0 | - | 4.97 | 95,824 |
| U.S. Citizenship Test Questions | 0 | - | 4.83 | 238,137 |
| U.S. Cities with the Most International Tourists | 0 | - | 4.88 | 74,732 |
| Cities and Towns of Massachusetts | 0 | - | 4.92 | 72,964 |
| Countries Larger Than Texas but With Fewer People | 0 | - | 4.92 | 39,421 |
| Mediterranean Countries with an Empty Map | 0 | - | 4.99 | 104,282 |
| European Geography By Letter - P #1 | 0 | - | 4.81 | 96,257 |
| European Diaspora - Top 11 Countries | 0 | - | 4.90 | 94,953 |
| 10 European Countries with the Most Tourists | 0 | - | 4.98 | 136,193 |
| Three Band Flags of Europe | 0 | - | 4.98 | 191,616 |
| Catholic Countries in Europe | 0 | - | 4.83 | 94,101 |
| Pixelated Europe Map | 0 | - | 4.88 | 121,624 |
| Monarchies of Europe | 0 | - | 4.90 | 97,193 |
| European Countries with One Border | 0 | - | 4.97 | 181,440 |
| European Countries with the Fewest Borders | 0 | - | 4.97 | 177,958 |
| Countries of Europe in 1815 With a Map | 0 | - | 4.99 | 148,746 |
| Federal Subjects of Russia | 0 | - | 4.94 | 143,548 |
| Countries Formerly in Yugoslavia | 0 | - | 4.95 | 124,091 |
| Regions of France Map Quiz | 0 | - | 4.97 | 142,977 |
| States of Germany Map Quiz | 0 | - | 4.91 | 131,545 |
| States of Germany | 0 | - | 4.96 | 149,740 |
| Germany Immigration by Country | 0 | - | 4.84 | 79,896 |
| States of the German Confederation in 1848 | 0 | - | 4.89 | 31,480 |
| Regions of Italy | 0 | - | 4.92 | 74,585 |
| Netherlands Immigration by Country | 0 | - | 4.94 | 43,723 |
| Regions of Spain Quiz | 0 | - | 4.90 | 112,122 |
| Cantons of Switzerland | 0 | - | 4.98 | 50,047 |
| UK Cities Map Quiz | 0 | - | 4.95 | 461,851 |
| Countries and Territories of the United Kingdom | 0 | - | 4.89 | 92,826 |
| Counties of England Map Quiz | 0 | - | 4.97 | 305,918 |
| 10 Closest Megacities to London | 0 | - | 4.90 | 17,392 |
| Champions League Winners | 0 | - | 4.92 | 994,908 |
| Asian Geography By Letter - B | 0 | - | 4.85 | 65,923 |
| 10 Asian Countries with the Most Tourists | 0 | - | 4.89 | 104,897 |
| Asian Countries with the Shortest Names | 0 | - | 4.97 | 134,234 |
| "Stan" Countries - Map Quiz | 0 | - | 4.98 | 133,516 |
| Pixelated Asia Map | 0 | - | 4.90 | 72,272 |
| Monarchies of Asia | 0 | - | 4.97 | 70,529 |
| Asian Country Superlatives | 0 | - | 4.84 | 80,375 |
| Provinces of Turkey | 0 | - | 4.95 | 199,881 |
| Provinces of China | 0 | - | 4.97 | 199,648 |
| Japanese Prefectures | 0 | - | 4.98 | 134,239 |
| Countries Kim Jong Un Has Been To | 0 | - | 4.95 | 32,114 |
| Countries of the Mongol Empire on a Map | 0 | - | 4.99 | 105,694 |
| States of India Map Quiz | 0 | - | 4.82 | 25,982 |
| Countries with the Most Ascents of Mount Everest | 0 | - | 4.95 | 57,701 |
| 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 | 119,281 |
| Name a Valid African Country | 0 | - | 4.98 | 152,793 |
| Kenya Country Quiz | 0 | - | 4.86 | 34,447 |
| Tanzania Country Quiz | 0 | - | 4.91 | 32,784 |
| Morocco Country Quiz | 0 | - | 4.81 | 45,970 |
| Palau Country Quiz | 0 | - | 4.89 | 22,814 |
| Most Visited Countries by Australians | 0 | - | 4.94 | 90,165 |
| Countries that Visit Australia the Most | 0 | - | 4.92 | 68,407 |
| Countries Closest to Australia | 0 | - | 4.99 | 166,108 |
| Tuvalu Country Quiz | 0 | - | 4.86 | 21,273 |
| Tonga Country Quiz | 0 | - | 4.82 | 20,331 |
| American Countries on the Pacific Coast | 0 | - | 4.80 | 48,989 |
| Top 10 Biggest Economies in the Americas | 0 | - | 4.94 | 90,992 |
| American Countries With No Atlantic Coastline | 0 | - | 4.94 | 91,829 |
| States of Mexico | 0 | - | 4.95 | 172,999 |
| Mexico States Map Quiz | 0 | - | 4.84 | 103,664 |
| Countries of South America with an Empty Map | 0 | - | 4.94 | 104,032 |
| All First-Level Subdivisions of South America on a Map | 0 | - | 4.92 | 52,756 |
| Brazil States Map Quiz | 0 | - | 4.85 | 47,310 |
| States of Brazil | 0 | - | 4.98 | 86,177 |
| Central American Countries | 0 | - | 4.98 | 154,901 |
| Caribbean / Lesser Antilles Map Quiz | 0 | - | 4.99 | 145,541 |
| Name the U.S. National Parks | 0 | - | 4.85 | 57,323 |
| Total United States Immigration by Country | 0 | - | 4.91 | 110,499 |
| Most Common U.S. Last Names - Extreme | 0 | - | 4.94 | 173,018 |
| "Do Not Travel" Countries for U.S. Citizens | 0 | - | 4.97 | 239,914 |
| U.S. Cabinet Departments | 0 | - | 4.86 | 72,476 |
| Top 10 Non-English Languages Spoken in New York City | 0 | - | 4.84 | 65,514 |
| US States Quiz | 0 | - | 5.00 | 16,676,643 |
| States of the U.S. in Alphabetical Order | 0 | - | 4.98 | 365,034 |
| Mediterranean Geography on a Map | 0 | - | 4.49 | 37,067 |
| Flags of the Mediterranean | 0 | - | 4.94 | 147,354 |
| Countries Bordering the Mediterranean - Map Quiz | 0 | - | 4.86 | 88,410 |
| Pre-Euro Currencies | 0 | - | 4.44 | 52,419 |
| Top 10 Coldest European Countries | 0 | - | 4.94 | 192,158 |
| Top 10 Hottest European Countries | 0 | - | 4.89 | 126,012 |
| European Countries with the Fewest Overnight Visitors | 0 | - | 4.78 | 41,592 |
