| Canada Multiple Choice Quiz | 0 | - | 4.50 | 49,138 |
| Uruguay Country Quiz | 0 | - | 4.83 | 31,475 |
| European Countries by First 2 Letters | 0 | - | 4.95 | 528,059 |
| North American Physical Geography | 0 | - | 4.35 | 30,392 |
| Most Populous Native American Tribes | 0 | - | 4.28 | 12,429 |
| African Countries by First 2 Letters | 0 | - | 4.96 | 267,528 |
| Asian Countries by First 2 Letters | 0 | - | 4.91 | 278,323 |
| Australian Capitals | 0 | - | 4.92 | 62,671 |
| The U.S. Pledge of Allegiance | 0 | - | 3.98 | 18,330 |
| Count to 10 in Europe: Pro | 0 | - | 4.86 | 68,890 |
| Official European Union Languages | 0 | - | 4.97 | 237,799 |
| European Countries in their Native Language | 0 | - | 4.99 | 157,408 |
| Europe Map Quiz | 0 | - | 5.00 | 4,748,708 |
| Africa Map Quiz | 0 | - | 5.00 | 2,111,784 |
| Oceania Map Quiz | 0 | - | 4.98 | 639,105 |
| Europe by Borders in 30 Seconds | 0 | - | 4.98 | 426,797 |
| East Asia Map Quiz | 0 | - | 4.99 | 1,444,648 |
| Asia Map Quiz | 0 | - | 4.99 | 911,845 |
| Countries of Africa | 0 | - | 5.00 | 2,523,836 |
| Landlocked Countries in Africa | 0 | - | 4.99 | 46,362 |
| African East Coast | 0 | - | 4.96 | 95,607 |
| Western Africa Map Quiz | 0 | - | 4.97 | 73,438 |
| Oceanian Capitals - Map Quiz | 0 | - | 4.95 | 50,267 |
| Australia Map Quiz | 0 | - | 4.94 | 343,436 |
| New World Crops | 0 | - | 4.37 | 30,744 |
| Mediterranean Countries Quiz | 0 | - | 4.99 | 211,297 |
| Countries with Territorial Claims in Antarctica | 0 | - | 4.94 | 92,504 |
| Countries That Use the Euro | 0 | - | 4.95 | 104,124 |
| Europe Cities Map Quiz | 0 | - | 4.99 | 363,441 |
| Celtic Nations | 0 | - | 4.69 | 46,880 |
| Europe Geography Decoder | 0 | - | 4.86 | 69,781 |
| 10 Easternmost Countries in Europe | 0 | - | 4.89 | 114,459 |
| The Only European Country ... | 0 | - | 4.91 | 215,410 |
| European Countries NOT in NATO | 0 | - | 4.90 | 60,467 |
| Countries that Beat Switzerland | 0 | - | 4.88 | 41,691 |
| South and Central Asia Map Quiz | 0 | - | 4.93 | 98,312 |
| Middle East Map Quiz | 0 | - | 4.99 | 1,379,682 |
| Africa Cities Map Quiz | 0 | - | 4.97 | 98,732 |
| Top 10 Biggest African Countries by Area | 0 | - | 4.99 | 216,351 |
| 10 Southernmost Countries in Africa | 0 | - | 4.98 | 115,977 |
| 10 Northernmost Countries in Africa | 0 | - | 4.98 | 160,781 |
| Top 10 Smallest African Countries by Area | 0 | - | 4.96 | 32,898 |
| African Countries with the Shortest Names | 0 | - | 4.98 | 152,858 |
| Top African Languages on a Map | 0 | - | 4.92 | 73,332 |
| African Island Countries | 0 | - | 4.96 | 101,238 |
| Countries of Africa with an Empty Map | 0 | - | 5.00 | 242,752 |
| Australian States and Territories | 0 | - | 4.96 | 141,450 |
| Australian Immigration by Country | 0 | - | 4.81 | 77,169 |
| Australia True or False | 0 | - | 4.87 | 56,702 |
| 10 Biggest American Countries by Area | 0 | - | 4.95 | 112,438 |
| Top 10 Most Populous American Countries | 0 | - | 4.97 | 143,586 |
| Latin American Countries Map Quiz | 0 | - | 4.97 | 129,004 |
| North America Map Quiz | 0 | - | 4.98 | 246,915 |
| Third Most Common Language by U.S. State | 0 | - | 4.87 | 113,577 |
| United States Map Quiz | 0 | - | 4.98 | 4,149,687 |
| Most Spoken Languages in Canada | 0 | - | 4.91 | 54,928 |
| Straight Shot to Antarctica | 0 | - | 4.94 | 42,717 |
| Add A Letter - Make a European City | 0 | - | 4.90 | 23,331 |
| 10 Biggest European Countries by Area | 0 | - | 4.99 | 192,235 |
| 10 Westernmost Countries in Europe | 0 | - | 4.96 | 150,773 |
| Top 10 Languages Spoken in Europe | 0 | - | 4.96 | 217,647 |
| European Landmarks Map Quiz | 0 | - | 4.97 | 86,832 |
| Most Guessed Cities in Europe - Not Capitals | 0 | - | 4.82 | 87,148 |
| Countries of Europe with an Empty Map | 0 | - | 5.00 | 309,527 |
| All First-Level Subdivisions of Europe on a Map | 0 | - | 4.98 | 169,790 |
| Countries of Europe in 1650 with a Map | 0 | - | 4.95 | 68,480 |
| Countries with Territory in the Balkans | 0 | - | 4.96 | 88,824 |
| Eastern Europe Map Quiz | 0 | - | 4.91 | 127,583 |
| Slavic Countries | 0 | - | 4.96 | 111,325 |
| Germany Multiple Choice | 0 | - | 4.84 | 54,216 |
| States of the German Confederation in 1848 | 0 | - | 4.90 | 31,802 |
| East Asia Cities Map Quiz | 0 | - | 4.96 | 109,907 |
| 10 Biggest Asian Countries by Area | 0 | - | 4.97 | 153,310 |
| 10 Southernmost Countries in Asia | 0 | - | 4.97 | 98,796 |
| 10 Easternmost Countries in Asia | 0 | - | 4.99 | 107,646 |
| Countries of Asia with Two or More Words | 0 | - | 4.96 | 126,412 |
| Asian Countries Ending in "IA" | 0 | - | 4.96 | 107,068 |
| Top Asian Languages on a Map | 0 | - | 4.95 | 71,100 |
| Countries of Asia with an Empty Map | 0 | - | 4.98 | 229,703 |
| All First-Level Subdivisions of Asia on a Map | 0 | - | 4.93 | 49,604 |
| Countries of the Middle East | 0 | - | 4.96 | 200,037 |
| Countries where Arabic is an Official Language | 0 | - | 4.85 | 72,377 |
| Flags of Africa Quiz | 0 | - | 5.00 | 467,526 |
| 10 African Countries with the Most Tourists | 0 | - | 4.39 | 60,429 |
| Australia Country Quiz | 0 | - | 4.43 | 69,462 |
| Flags of North and South America | 0 | - | 4.99 | 370,736 |
| South America Map Quiz | 0 | - | 5.00 | 1,545,485 |
| Paraguay... or Uruguay? | 0 | - | 4.55 | 26,664 |
| Countries of North America Quiz | 0 | - | 5.00 | 1,018,254 |
| Canada Provinces and Territories | 0 | - | 5.00 | 340,253 |
| Canada Provinces Map Quiz | 0 | - | 4.99 | 638,239 |
| Flags of Europe Quiz | 0 | - | 4.99 | 1,236,313 |
| Countries of Europe - One Minute Sprint | 0 | - | 4.94 | 1,324,234 |
| Biggest Countries in Europe in 1700 | 0 | - | 4.73 | 58,323 |
| Counties of England | 0 | - | 4.97 | 793,210 |
| Flags of Asia Quiz | 0 | - | 4.99 | 609,740 |
| States of India | 0 | - | 4.94 | 191,950 |
| Africa Geography Quiz #1 | 0 | - | 4.93 | 49,221 |
| African Diaspora - Top 10 Countries | 0 | - | 4.92 | 72,517 |
| The Only African Country ... | 0 | - | 4.99 | 128,768 |
| African Countries by a Single Clue | 0 | - | 4.92 | 67,957 |
| Pixelated Africa Map | 0 | - | 4.98 | 99,478 |
| Countries of Africa - One Minute Sprint | 0 | - | 4.42 | 320,928 |
| Countries Closest to Africa | 0 | - | 4.96 | 156,791 |
| Flags of Oceania | 0 | - | 5.00 | 257,327 |
| All First-Level Subdivisions of Oceania on a Map | 0 | - | 4.97 | 27,182 |
| Australia Cities Map Quiz | 0 | - | 4.83 | 144,968 |
| Australia... or New Zealand? | 0 | - | 4.83 | 61,348 |
| Regions of New Zealand | 0 | - | 4.85 | 28,422 |
| The Only American Country ... | 0 | - | 4.92 | 121,236 |
| American Countries with the Shortest Names | 0 | - | 4.96 | 120,789 |
| Central America and Caribbean Map Quiz | 0 | - | 4.89 | 901,064 |
| North American Capitals - Map Quiz | 0 | - | 4.87 | 57,503 |
| Countries of North America with an Empty Map | 0 | - | 4.99 | 94,365 |
| All First-Level Subdivisions of North America on a Map | 0 | - | 4.97 | 63,592 |
| U.S. State Border Crossings | 0 | - | 4.97 | 96,253 |
| U.S. Citizenship Test Questions | 0 | - | 4.83 | 238,938 |
| U.S. Cities with the Most International Tourists | 0 | - | 4.88 | 75,222 |
| Cities and Towns of Massachusetts | 0 | - | 4.92 | 73,542 |
| Countries Larger Than Texas but With Fewer People | 0 | - | 4.92 | 39,726 |
| Mediterranean Countries with an Empty Map | 0 | - | 4.99 | 104,792 |
| European Geography By Letter - P #1 | 0 | - | 4.81 | 96,658 |
| European Diaspora - Top 11 Countries | 0 | - | 4.90 | 95,503 |
| 10 European Countries with the Most Tourists | 0 | - | 4.98 | 137,039 |
| Three Band Flags of Europe | 0 | - | 4.98 | 192,630 |
| Catholic Countries in Europe | 0 | - | 4.83 | 94,669 |
| Pixelated Europe Map | 0 | - | 4.88 | 122,318 |
| Monarchies of Europe | 0 | - | 4.90 | 97,767 |
| European Countries with One Border | 0 | - | 4.97 | 182,234 |
| European Countries with the Fewest Borders | 0 | - | 4.97 | 179,096 |
| Countries of Europe in 1815 With a Map | 0 | - | 4.99 | 149,638 |
| Federal Subjects of Russia | 0 | - | 4.94 | 145,607 |
| Countries Formerly in Yugoslavia | 0 | - | 4.95 | 124,583 |
| Regions of France Map Quiz | 0 | - | 4.97 | 143,917 |
| States of Germany Map Quiz | 0 | - | 4.91 | 132,304 |
| States of Germany | 0 | - | 4.96 | 151,314 |
| Germany Immigration by Country | 0 | - | 4.85 | 80,667 |
| Regions of Italy | 0 | - | 4.92 | 75,306 |
| Netherlands Immigration by Country | 0 | - | 4.93 | 50,805 |
| Regions of Spain Quiz | 0 | - | 4.90 | 113,314 |
| Cantons of Switzerland | 0 | - | 4.98 | 50,796 |
| UK Cities Map Quiz | 0 | - | 4.96 | 463,563 |
| Countries and Territories of the United Kingdom | 0 | - | 4.89 | 93,403 |
| Counties of England Map Quiz | 0 | - | 4.97 | 306,760 |
| 10 Closest Megacities to London | 0 | - | 4.90 | 17,630 |
| Champions League Winners | 0 | - | 4.92 | 1,001,600 |
| Asian Geography By Letter - B | 0 | - | 4.85 | 66,197 |
| 10 Asian Countries with the Most Tourists | 0 | - | 4.89 | 105,587 |
| Asian Countries with the Shortest Names | 0 | - | 4.97 | 134,870 |
| "Stan" Countries - Map Quiz | 0 | - | 4.98 | 134,854 |
| Pixelated Asia Map | 0 | - | 4.90 | 72,856 |
| Monarchies of Asia | 0 | - | 4.97 | 70,876 |
| Asian Country Superlatives | 0 | - | 4.83 | 80,683 |
| Provinces of Turkey | 0 | - | 4.95 | 203,165 |
| Provinces of China | 0 | - | 4.97 | 202,598 |
| Japanese Prefectures | 0 | - | 4.98 | 135,917 |
| Countries Kim Jong Un Has Been To | 0 | - | 4.95 | 32,575 |
| Countries of the Mongol Empire on a Map | 0 | - | 4.99 | 106,415 |
| States of India Map Quiz | 0 | - | 4.83 | 26,267 |
| Countries with the Most Ascents of Mount Everest | 0 | - | 4.95 | 58,014 |
| Nepal Country Quiz | 0 | - | 4.95 | 37,576 |
| African Great Lakes | 0 | - | 4.82 | 65,784 |
| African Countries with the Most Christians | 0 | - | 4.94 | 75,237 |
| Top 10 Biggest Economies in Africa | 0 | - | 4.99 | 119,842 |
| Name a Valid African Country | 0 | - | 4.98 | 153,523 |
| Kenya Country Quiz | 0 | - | 4.86 | 34,678 |
| Tanzania Country Quiz | 0 | - | 4.90 | 32,963 |
| Morocco Country Quiz | 0 | - | 4.81 | 46,290 |
| D.R. Congo Country Quiz | 0 | - | 4.87 | 39,231 |
| Palau Country Quiz | 0 | - | 4.90 | 22,937 |
| Most Visited Countries by Australians | 0 | - | 4.95 | 90,421 |
| Countries that Visit Australia the Most | 0 | - | 4.92 | 68,816 |
| Countries Closest to Australia | 0 | - | 4.99 | 166,613 |
| Tuvalu Country Quiz | 0 | - | 4.86 | 21,380 |
| Tonga Country Quiz | 0 | - | 4.82 | 20,456 |
| American Countries on the Pacific Coast | 0 | - | 4.80 | 49,159 |
| Top 10 Biggest Economies in the Americas | 0 | - | 4.93 | 91,526 |
| American Countries With No Atlantic Coastline | 0 | - | 4.94 | 92,183 |
| States of Mexico | 0 | - | 4.95 | 174,992 |
| Mexico States Map Quiz | 0 | - | 4.85 | 104,266 |
| Countries of South America with an Empty Map | 0 | - | 4.94 | 104,621 |
| All First-Level Subdivisions of South America on a Map | 0 | - | 4.92 | 53,440 |
| Brazil States Map Quiz | 0 | - | 4.85 | 47,717 |
| States of Brazil | 0 | - | 4.97 | 87,280 |
| Central American Countries | 0 | - | 4.98 | 155,632 |
| Caribbean / Lesser Antilles Map Quiz | 0 | - | 4.99 | 147,123 |
| Name the U.S. National Parks | 0 | - | 4.86 | 59,629 |
| Total United States Immigration by Country | 0 | - | 4.91 | 111,130 |
| Most Common U.S. Last Names - Extreme | 0 | - | 4.94 | 173,880 |
| "Do Not Travel" Countries for U.S. Citizens | 0 | - | 4.97 | 242,569 |
| U.S. Cabinet Departments | 0 | - | 4.86 | 72,723 |
| Top 10 Non-English Languages Spoken in New York City | 0 | - | 4.85 | 65,958 |
| US States Quiz | 0 | - | 5.00 | 16,795,191 |
| States of the U.S. in Alphabetical Order | 0 | - | 4.98 | 366,262 |
| Mediterranean Geography on a Map | 0 | - | 4.49 | 37,177 |
| Flags of the Mediterranean | 0 | - | 4.94 | 148,076 |
| Countries Bordering the Mediterranean - Map Quiz | 0 | - | 4.87 | 88,781 |
| Pre-Euro Currencies | 0 | - | 4.44 | 52,521 |
| Top 10 Coldest European Countries | 0 | - | 4.94 | 192,705 |
| Top 10 Hottest European Countries | 0 | - | 4.88 | 126,578 |
