| Uruguay Country Quiz | 0 | - | 4.84 | 31,641 |
| 10 Biggest American Countries by Area | 0 | - | 4.95 | 112,722 |
| Top 10 Most Populous American Countries | 0 | - | 4.97 | 144,413 |
| North America Map Quiz | 0 | - | 4.98 | 249,524 |
| Third Most Common Language by U.S. State | 0 | - | 4.87 | 113,812 |
| Most Spoken Languages in Canada | 0 | - | 4.91 | 55,316 |
| Countries of North America with an Empty Map | 0 | - | 4.99 | 94,861 |
| European Countries by First 2 Letters | 0 | - | 4.95 | 530,625 |
| American Countries on the Pacific Coast | 0 | - | 4.80 | 49,299 |
| States of Mexico | 0 | - | 4.96 | 176,814 |
| Countries of South America with an Empty Map | 0 | - | 4.94 | 105,108 |
| All First-Level Subdivisions of South America on a Map | 0 | - | 4.92 | 54,193 |
| States of Brazil | 0 | - | 4.97 | 88,644 |
| Asian Countries by First 2 Letters | 0 | - | 4.91 | 279,710 |
| African Countries by First 2 Letters | 0 | - | 4.96 | 268,607 |
| Paraguay... or Uruguay? | 0 | - | 4.55 | 26,734 |
| Haiti... or Dominican Republic? | 0 | - | 4.70 | 40,768 |
| Most-Spoken Languages of the United States | 0 | - | 4.52 | 220,859 |
| Canada Multiple Choice Quiz | 0 | - | 4.50 | 49,435 |
| Canada Geography Trivia | 0 | - | 4.80 | 47,586 |
| Australian Capitals | 0 | - | 4.92 | 62,756 |
| Count to 10 in Europe: Pro | 0 | - | 4.86 | 69,338 |
| Official European Union Languages | 0 | - | 4.97 | 238,943 |
| European Countries in their Native Language | 0 | - | 4.99 | 158,145 |
| Europe Map Quiz | 0 | - | 5.00 | 4,771,671 |
| Oceania Map Quiz | 0 | - | 4.98 | 653,486 |
| Name a Valid Answer - United States #1 | 0 | - | 4.63 | 94,138 |
| Europe by Borders in 30 Seconds | 0 | - | 4.98 | 429,101 |
| East Asia Map Quiz | 0 | - | 4.99 | 1,449,774 |
| Asia Map Quiz | 0 | - | 4.99 | 919,836 |
| Africa Map Quiz | 0 | - | 5.00 | 2,121,981 |
| Islands of the Galápagos | 0 | - | 4.54 | 4,785 |
| Native American Tribes in the US | 0 | - | 4.74 | 25,605 |
| Oceanian Capitals - Map Quiz | 0 | - | 4.95 | 50,955 |
| Australia Map Quiz | 0 | - | 4.95 | 345,207 |
| Largest Land Animals of the Americas | 0 | - | 4.39 | 20,283 |
| New World Crops | 0 | - | 4.38 | 30,917 |
| North American Physical Geography | 0 | - | 4.35 | 30,433 |
| Most Populous Native American Tribes | 0 | - | 4.28 | 12,450 |
| Mediterranean Countries Quiz | 0 | - | 4.99 | 212,832 |
| Countries with Territorial Claims in Antarctica | 0 | - | 4.94 | 92,744 |
| Countries That Use the Euro | 0 | - | 4.95 | 105,607 |
| Europe Cities Map Quiz | 0 | - | 4.99 | 365,072 |
| Celtic Nations | 0 | - | 4.69 | 46,997 |
| Europe Geography Decoder | 0 | - | 4.86 | 70,116 |
| 10 Easternmost Countries in Europe | 0 | - | 4.89 | 115,712 |
| The Only European Country ... | 0 | - | 4.91 | 217,429 |
| European Countries NOT in NATO | 0 | - | 4.90 | 61,598 |
| Countries that Beat Switzerland | 0 | - | 4.88 | 41,916 |
| South and Central Asia Map Quiz | 0 | - | 4.94 | 99,316 |
| Middle East Map Quiz | 0 | - | 4.99 | 1,384,933 |
| Countries of Africa | 0 | - | 5.00 | 2,545,401 |
| Landlocked Countries in Africa | 0 | - | 4.99 | 47,119 |
| African East Coast | 0 | - | 4.96 | 96,297 |
| Western Africa Map Quiz | 0 | - | 4.97 | 74,164 |
| Australian States and Territories | 0 | - | 4.96 | 142,252 |
| Australian Immigration by Country | 0 | - | 4.81 | 77,367 |
| Australia True or False | 0 | - | 4.87 | 56,957 |
| Hispanic Last Names in the U.S. | 0 | - | 4.31 | 54,792 |
| Latin American Countries Map Quiz | 0 | - | 4.97 | 130,128 |
| History of Mexico | 0 | - | 4.58 | 15,336 |
| South American Geography Quiz #2 | 0 | - | 4.61 | 39,394 |
| South American Geography Quiz #1 | 0 | - | 4.62 | 32,603 |
| Word Chain - South America | 0 | - | 4.51 | 23,931 |
| United States Map Quiz | 0 | - | 4.98 | 4,163,763 |
| Top U.S. Cash Crops | 0 | - | 4.39 | 62,370 |
| Things Named For People #2 - U.S. Centric | 0 | - | 4.21 | 52,672 |
| Largest Asian-American Ethnic Groups | 0 | - | 4.12 | 41,078 |
| Straight Shot to Antarctica | 0 | - | 4.94 | 42,966 |
| Add A Letter - Make a European City | 0 | - | 4.90 | 23,431 |
| 10 Biggest European Countries by Area | 0 | - | 4.99 | 192,945 |
| 10 Westernmost Countries in Europe | 0 | - | 4.96 | 151,449 |
| Top 10 Languages Spoken in Europe | 0 | - | 4.96 | 219,417 |
| European Landmarks Map Quiz | 0 | - | 4.97 | 87,367 |
| Most Guessed Cities in Europe - Not Capitals | 0 | - | 4.82 | 87,543 |
| Countries of Europe with an Empty Map | 0 | - | 5.00 | 311,321 |
| All First-Level Subdivisions of Europe on a Map | 0 | - | 4.98 | 173,100 |
| Countries of Europe in 1650 with a Map | 0 | - | 4.95 | 69,660 |
| Countries with Territory in the Balkans | 0 | - | 4.96 | 89,573 |
| Eastern Europe Map Quiz | 0 | - | 4.91 | 128,418 |
| Slavic Countries | 0 | - | 4.96 | 111,898 |
| Germany Multiple Choice | 0 | - | 4.84 | 54,481 |
| States of the German Confederation in 1848 | 0 | - | 4.90 | 32,203 |
| East Asia Cities Map Quiz | 0 | - | 4.96 | 110,418 |
| 10 Biggest Asian Countries by Area | 0 | - | 4.97 | 154,045 |
| 10 Southernmost Countries in Asia | 0 | - | 4.97 | 99,380 |
| 10 Easternmost Countries in Asia | 0 | - | 4.99 | 108,232 |
| Countries of Asia with Two or More Words | 0 | - | 4.96 | 127,254 |
| Asian Countries Ending in "IA" | 0 | - | 4.96 | 107,808 |
| Top Asian Languages on a Map | 0 | - | 4.95 | 71,657 |
| Countries of Asia with an Empty Map | 0 | - | 4.98 | 230,792 |
| All First-Level Subdivisions of Asia on a Map | 0 | - | 4.91 | 50,131 |
| Countries of the Middle East | 0 | - | 4.96 | 201,722 |
| Countries where Arabic is an Official Language | 0 | - | 4.85 | 72,595 |
| Africa Cities Map Quiz | 0 | - | 4.97 | 99,107 |
| Top 10 Biggest African Countries by Area | 0 | - | 4.99 | 217,380 |
| 10 Southernmost Countries in Africa | 0 | - | 4.98 | 116,802 |
| 10 Northernmost Countries in Africa | 0 | - | 4.98 | 161,493 |
| Top 10 Smallest African Countries by Area | 0 | - | 4.96 | 33,446 |
| African Countries with the Shortest Names | 0 | - | 4.98 | 153,862 |
| Top African Languages on a Map | 0 | - | 4.92 | 74,473 |
| African Island Countries | 0 | - | 4.96 | 101,889 |
| Countries of Africa with an Empty Map | 0 | - | 5.00 | 243,867 |
| Australia Country Quiz | 0 | - | 4.43 | 69,673 |
| Flags of North and South America | 0 | - | 4.99 | 374,414 |
| South America Map Quiz | 0 | - | 5.00 | 1,551,888 |
| South American Physical Geography | 0 | - | 4.58 | 18,367 |
| Countries of North America Quiz | 0 | - | 5.00 | 1,025,983 |
| Canada Provinces and Territories | 0 | - | 5.00 | 343,732 |
| Canada Provinces Map Quiz | 0 | - | 4.99 | 641,773 |
| Flags of Europe Quiz | 0 | - | 4.99 | 1,248,816 |
| Countries of Europe - One Minute Sprint | 0 | - | 4.94 | 1,330,868 |
| Biggest Countries in Europe in 1700 | 0 | - | 4.73 | 58,590 |
| Counties of England | 0 | - | 4.97 | 799,005 |
| Flags of Asia Quiz | 0 | - | 4.99 | 615,992 |
| Flags of Africa Quiz | 0 | - | 5.00 | 473,315 |
| 10 African Countries with the Most Tourists | 0 | - | 4.39 | 60,771 |
| Flags of Oceania | 0 | - | 5.00 | 260,593 |
| All First-Level Subdivisions of Oceania on a Map | 0 | - | 4.97 | 27,438 |
| Australia Cities Map Quiz | 0 | - | 4.82 | 145,740 |
| Australia... or New Zealand? | 0 | - | 4.83 | 61,715 |
| Regions of New Zealand | 0 | - | 4.84 | 28,593 |
| The Only American Country ... | 0 | - | 4.92 | 121,827 |
| American Countries with the Shortest Names | 0 | - | 4.96 | 121,282 |
| Famous People from South America | 0 | - | 4.15 | 22,020 |
| Central America and Caribbean Map Quiz | 0 | - | 4.89 | 902,984 |
| North American Capitals - Map Quiz | 0 | - | 4.88 | 58,220 |
| All First-Level Subdivisions of North America on a Map | 0 | - | 4.97 | 64,419 |
| U.S. State Border Crossings | 0 | - | 4.97 | 96,621 |
| U.S. Citizenship Test Questions | 0 | - | 4.83 | 239,764 |
| U.S. Cities with the Most International Tourists | 0 | - | 4.88 | 75,622 |
| The U.S. Pledge of Allegiance | 0 | - | 3.99 | 18,378 |
| Cities and Towns of Massachusetts | 0 | - | 4.92 | 74,420 |
| Countries Larger Than Texas but With Fewer People | 0 | - | 4.92 | 40,035 |
| U.S. Geography - Multiple Choice | 0 | - | 4.41 | 24,836 |
| Mediterranean Countries with an Empty Map | 0 | - | 4.99 | 105,222 |
| European Geography By Letter - P #1 | 0 | - | 4.81 | 97,944 |
| European Diaspora - Top 11 Countries | 0 | - | 4.90 | 96,055 |
| 10 European Countries with the Most Tourists | 0 | - | 4.98 | 137,869 |
| Three Band Flags of Europe | 0 | - | 4.98 | 193,738 |
| Catholic Countries in Europe | 0 | - | 4.83 | 95,397 |
| Pixelated Europe Map | 0 | - | 4.88 | 123,001 |
| Monarchies of Europe | 0 | - | 4.90 | 98,359 |
| European Countries with One Border | 0 | - | 4.97 | 183,136 |
| European Countries with the Fewest Borders | 0 | - | 4.97 | 179,908 |
| Countries of Europe in 1815 With a Map | 0 | - | 4.99 | 150,767 |
| Federal Subjects of Russia | 0 | - | 4.95 | 148,042 |
| Countries Formerly in Yugoslavia | 0 | - | 4.95 | 125,105 |
| Regions of France Map Quiz | 0 | - | 4.97 | 144,866 |
| States of Germany Map Quiz | 0 | - | 4.92 | 133,228 |
| States of Germany | 0 | - | 4.95 | 153,232 |
| Germany Immigration by Country | 0 | - | 4.85 | 81,296 |
| Regions of Italy | 0 | - | 4.92 | 76,252 |
| Netherlands Immigration by Country | 0 | - | 4.93 | 52,436 |
| Regions of Spain Quiz | 0 | - | 4.90 | 114,429 |
| Cantons of Switzerland | 0 | - | 4.98 | 51,424 |
| UK Cities Map Quiz | 0 | - | 4.96 | 465,196 |
| Countries and Territories of the United Kingdom | 0 | - | 4.90 | 94,167 |
| Counties of England Map Quiz | 0 | - | 4.97 | 308,188 |
| 10 Closest Megacities to London | 0 | - | 4.90 | 17,757 |
| Champions League Winners | 0 | - | 4.92 | 1,010,006 |
| Asian Geography By Letter - B | 0 | - | 4.85 | 66,721 |
| 10 Asian Countries with the Most Tourists | 0 | - | 4.89 | 106,278 |
| Asian Countries with the Shortest Names | 0 | - | 4.97 | 135,567 |
| "Stan" Countries - Map Quiz | 0 | - | 4.98 | 136,520 |
| Pixelated Asia Map | 0 | - | 4.90 | 73,399 |
| Monarchies of Asia | 0 | - | 4.97 | 71,230 |
| Asian Country Superlatives | 0 | - | 4.84 | 81,030 |
| Provinces of Turkey | 0 | - | 4.94 | 204,687 |
| Provinces of China | 0 | - | 4.97 | 205,703 |
| Japanese Prefectures | 0 | - | 4.98 | 137,675 |
| States of India | 0 | - | 4.95 | 194,167 |
| Africa Geography Quiz #1 | 0 | - | 4.93 | 49,396 |
| African Diaspora - Top 10 Countries | 0 | - | 4.93 | 72,894 |
| The Only African Country ... | 0 | - | 4.99 | 129,283 |
| African Countries by a Single Clue | 0 | - | 4.92 | 68,214 |
| Pixelated Africa Map | 0 | - | 4.98 | 100,079 |
| Countries of Africa - One Minute Sprint | 0 | - | 4.43 | 323,234 |
| Countries Closest to Africa | 0 | - | 4.96 | 157,410 |
| African Countries That Have Been to the FIFA World Cup | 0 | - | 4.89 | 58,453 |
| Morocco Country Quiz | 0 | - | 4.81 | 46,597 |
| D.R. Congo Country Quiz | 0 | - | 4.87 | 39,437 |
| Palau Country Quiz | 0 | - | 4.90 | 23,059 |
| Most Visited Countries by Australians | 0 | - | 4.95 | 90,685 |
| Countries that Visit Australia the Most | 0 | - | 4.92 | 69,287 |
| Countries Closest to Australia | 0 | - | 4.99 | 167,154 |
| Tuvalu Country Quiz | 0 | - | 4.86 | 21,482 |
| Samoa Country Quiz | 0 | - | 4.81 | 20,867 |
| Tonga Country Quiz | 0 | - | 4.83 | 20,556 |
| Top 10 Biggest Economies in the Americas | 0 | - | 4.94 | 92,392 |
| American Countries With No Atlantic Coastline | 0 | - | 4.94 | 92,580 |
| Places Mentioned in the Song "Kokomo" | 0 | - | 4.44 | 17,037 |
| Famous Mexicans and Mexican-Americans | 0 | - | 4.15 | 16,951 |
| Mexico States Map Quiz | 0 | - | 4.84 | 105,151 |
| South America A-Z | 0 | - | 4.13 | 10,922 |
| Brazil States Map Quiz | 0 | - | 4.86 | 48,255 |
| Central American Countries | 0 | - | 4.98 | 156,798 |
| Caribbean Countries and Territories | 0 | - | 4.81 | 112,967 |
| Caribbean / Lesser Antilles Map Quiz | 0 | - | 4.99 | 149,088 |
| Largest Caribbean Islands | 0 | - | 4.07 | 16,716 |
