| Uruguay Country Quiz | 0 | - | 4.84 | 31,725 |
| 10 Biggest American Countries by Area | 0 | - | 4.95 | 112,887 |
| Top 10 Most Populous American Countries | 0 | - | 4.96 | 144,673 |
| Paraguay... or Uruguay? | 0 | - | 4.55 | 26,766 |
| North America Map Quiz | 0 | - | 4.98 | 251,041 |
| Third Most Common Language by U.S. State | 0 | - | 4.87 | 113,937 |
| Most Spoken Languages in Canada | 0 | - | 4.91 | 55,484 |
| Countries of North America with an Empty Map | 0 | - | 4.99 | 95,059 |
| American Countries on the Pacific Coast | 0 | - | 4.80 | 49,359 |
| States of Mexico | 0 | - | 4.96 | 177,788 |
| Countries of South America with an Empty Map | 0 | - | 4.94 | 105,355 |
| All First-Level Subdivisions of South America on a Map | 0 | - | 4.92 | 54,624 |
| States of Brazil | 0 | - | 4.97 | 89,369 |
| European Countries by First 2 Letters | 0 | - | 4.95 | 531,973 |
| Asian Countries by First 2 Letters | 0 | - | 4.92 | 280,388 |
| African Countries by First 2 Letters | 0 | - | 4.96 | 269,116 |
| Haiti... or Dominican Republic? | 0 | - | 4.70 | 40,822 |
| Most-Spoken Languages of the United States | 0 | - | 4.52 | 221,968 |
| Canada Multiple Choice Quiz | 0 | - | 4.50 | 49,596 |
| Canada Geography Trivia | 0 | - | 4.80 | 47,658 |
| U.S. Highway Signs By State | 0 | - | 4.46 | 15,558 |
| Europe Map Quiz | 0 | - | 5.00 | 4,782,263 |
| Oceania Map Quiz | 0 | - | 4.98 | 658,308 |
| Australian Capitals | 0 | - | 4.92 | 62,811 |
| Name a Valid Answer - United States #1 | 0 | - | 4.62 | 94,312 |
| Count to 10 in Europe: Pro | 0 | - | 4.86 | 69,607 |
| Official European Union Languages | 0 | - | 4.97 | 239,521 |
| European Countries in their Native Language | 0 | - | 4.99 | 158,508 |
| Europe by Borders in 30 Seconds | 0 | - | 4.98 | 430,392 |
| East Asia Map Quiz | 0 | - | 4.99 | 1,451,387 |
| Asia Map Quiz | 0 | - | 4.99 | 923,604 |
| Africa Map Quiz | 0 | - | 5.00 | 2,126,618 |
| Oceanian Capitals - Map Quiz | 0 | - | 4.95 | 51,325 |
| Largest Land Animals of the Americas | 0 | - | 4.39 | 20,307 |
| New World Crops | 0 | - | 4.38 | 30,941 |
| Islands of the Galápagos | 0 | - | 4.54 | 4,790 |
| North American Physical Geography | 0 | - | 4.35 | 30,451 |
| Most Populous Native American Tribes | 0 | - | 4.28 | 12,469 |
| Native American Tribes in the US | 0 | - | 4.74 | 25,695 |
| Mediterranean Countries Quiz | 0 | - | 4.99 | 213,574 |
| Countries with Territorial Claims in Antarctica | 0 | - | 4.94 | 92,859 |
| Countries That Use the Euro | 0 | - | 4.95 | 106,422 |
| Europe Geography Decoder | 0 | - | 4.86 | 70,250 |
| 10 Easternmost Countries in Europe | 0 | - | 4.87 | 116,824 |
| The Only European Country ... | 0 | - | 4.91 | 218,521 |
| European Countries NOT in NATO | 0 | - | 4.91 | 62,240 |
| Countries that Beat Switzerland | 0 | - | 4.88 | 42,015 |
| South and Central Asia Map Quiz | 0 | - | 4.94 | 99,759 |
| Landlocked Countries in Africa | 0 | - | 4.99 | 47,683 |
| African East Coast | 0 | - | 4.96 | 96,610 |
| Western Africa Map Quiz | 0 | - | 4.97 | 74,453 |
| Australia Map Quiz | 0 | - | 4.95 | 345,871 |
| Hispanic Last Names in the U.S. | 0 | - | 4.31 | 54,839 |
| History of Mexico | 0 | - | 4.52 | 15,358 |
| South American Geography Quiz #2 | 0 | - | 4.41 | 43,614 |
| South American Geography Quiz #1 | 0 | - | 4.62 | 32,842 |
| Word Chain - South America | 0 | - | 4.51 | 23,985 |
| United States Map Quiz | 0 | - | 4.98 | 4,168,626 |
| Top U.S. Cash Crops | 0 | - | 4.39 | 62,419 |
| Things Named For People #2 - U.S. Centric | 0 | - | 4.21 | 52,709 |
| Largest Asian-American Ethnic Groups | 0 | - | 4.12 | 41,146 |
| Europe Cities Map Quiz | 0 | - | 4.99 | 365,870 |
| Celtic Nations | 0 | - | 4.61 | 47,071 |
| Middle East Map Quiz | 0 | - | 4.99 | 1,386,505 |
| Countries of Africa | 0 | - | 5.00 | 2,554,541 |
| Add A Letter - Make a European City | 0 | - | 4.90 | 23,481 |
| Australian States and Territories | 0 | - | 4.96 | 142,685 |
| Australian Immigration by Country | 0 | - | 4.81 | 77,453 |
| Australia True or False | 0 | - | 4.87 | 57,088 |
| Flags of North and South America | 0 | - | 4.99 | 376,131 |
| Latin American Countries Map Quiz | 0 | - | 4.97 | 130,483 |
| South America Map Quiz | 0 | - | 5.00 | 1,554,741 |
| South American Physical Geography | 0 | - | 4.58 | 18,390 |
| Countries of North America Quiz | 0 | - | 5.00 | 1,029,523 |
| Canada Provinces and Territories | 0 | - | 5.00 | 345,444 |
| Canada Provinces Map Quiz | 0 | - | 4.99 | 643,469 |
| Straight Shot to Antarctica | 0 | - | 4.94 | 43,112 |
| Flags of Europe Quiz | 0 | - | 4.99 | 1,254,717 |
| Countries of Europe - One Minute Sprint | 0 | - | 4.94 | 1,334,164 |
| 10 Biggest European Countries by Area | 0 | - | 4.99 | 193,343 |
| 10 Westernmost Countries in Europe | 0 | - | 4.96 | 151,887 |
| Top 10 Languages Spoken in Europe | 0 | - | 4.96 | 220,364 |
| European Landmarks Map Quiz | 0 | - | 4.97 | 87,648 |
| Most Guessed Cities in Europe - Not Capitals | 0 | - | 4.82 | 87,921 |
| Countries of Europe with an Empty Map | 0 | - | 5.00 | 312,319 |
| All First-Level Subdivisions of Europe on a Map | 0 | - | 4.99 | 175,176 |
| Countries of Europe in 1650 with a Map | 0 | - | 4.95 | 70,154 |
| Countries with Territory in the Balkans | 0 | - | 4.96 | 89,997 |
| Eastern Europe Map Quiz | 0 | - | 4.91 | 128,674 |
| Slavic Countries | 0 | - | 4.96 | 112,230 |
| Germany Multiple Choice | 0 | - | 4.84 | 54,641 |
| States of the German Confederation in 1848 | 0 | - | 4.90 | 32,372 |
| Counties of England | 0 | - | 4.97 | 801,687 |
| Flags of Asia Quiz | 0 | - | 4.99 | 618,683 |
| East Asia Cities Map Quiz | 0 | - | 4.96 | 110,662 |
| 10 Biggest Asian Countries by Area | 0 | - | 4.97 | 154,407 |
| 10 Southernmost Countries in Asia | 0 | - | 4.97 | 99,770 |
| 10 Easternmost Countries in Asia | 0 | - | 4.99 | 109,033 |
| Countries of Asia with Two or More Words | 0 | - | 4.96 | 127,639 |
| Asian Countries Ending in "IA" | 0 | - | 4.96 | 108,169 |
| Top Asian Languages on a Map | 0 | - | 4.95 | 71,938 |
| Countries of Asia with an Empty Map | 0 | - | 4.98 | 231,336 |
| All First-Level Subdivisions of Asia on a Map | 0 | - | 4.91 | 50,455 |
| Countries of the Middle East | 0 | - | 4.96 | 202,365 |
| Countries where Arabic is an Official Language | 0 | - | 4.85 | 72,694 |
| Africa Cities Map Quiz | 0 | - | 4.97 | 99,420 |
| Flags of Africa Quiz | 0 | - | 5.00 | 476,159 |
| Top 10 Biggest African Countries by Area | 0 | - | 4.99 | 218,149 |
| 10 Southernmost Countries in Africa | 0 | - | 4.98 | 117,343 |
| 10 Northernmost Countries in Africa | 0 | - | 4.98 | 162,132 |
| Top 10 Smallest African Countries by Area | 0 | - | 4.96 | 34,001 |
| African Countries with the Shortest Names | 0 | - | 4.98 | 154,407 |
| Top African Languages on a Map | 0 | - | 4.94 | 75,015 |
| African Island Countries | 0 | - | 4.96 | 102,304 |
| Countries of Africa with an Empty Map | 0 | - | 5.00 | 244,374 |
| Flags of Oceania | 0 | - | 5.00 | 262,054 |
| All First-Level Subdivisions of Oceania on a Map | 0 | - | 4.97 | 27,624 |
| Australia Cities Map Quiz | 0 | - | 4.82 | 146,350 |
| Australia Country Quiz | 0 | - | 4.43 | 69,787 |
| Australia... or New Zealand? | 0 | - | 4.83 | 61,908 |
| Regions of New Zealand | 0 | - | 4.84 | 28,686 |
| The Only American Country ... | 0 | - | 4.92 | 122,098 |
| American Countries with the Shortest Names | 0 | - | 4.96 | 121,551 |
| Famous People from South America | 0 | - | 4.15 | 22,065 |
| Central America and Caribbean Map Quiz | 0 | - | 4.89 | 904,427 |
| North American Capitals - Map Quiz | 0 | - | 4.88 | 58,686 |
| All First-Level Subdivisions of North America on a Map | 0 | - | 4.97 | 64,777 |
| U.S. State Border Crossings | 0 | - | 4.97 | 96,798 |
| U.S. Citizenship Test Questions | 0 | - | 4.83 | 240,661 |
| U.S. Cities with the Most International Tourists | 0 | - | 4.88 | 75,841 |
| The U.S. Pledge of Allegiance | 0 | - | 4.00 | 18,400 |
| Cities and Towns of Massachusetts | 0 | - | 4.93 | 74,848 |
| Countries Larger Than Texas but With Fewer People | 0 | - | 4.92 | 40,197 |
| U.S. Geography - Multiple Choice | 0 | - | 4.41 | 24,878 |
| Mediterranean Countries with an Empty Map | 0 | - | 4.99 | 105,416 |
| European Geography By Letter - P #1 | 0 | - | 4.81 | 98,602 |
| European Diaspora - Top 11 Countries | 0 | - | 4.90 | 96,372 |
| 10 European Countries with the Most Tourists | 0 | - | 4.98 | 138,295 |
| Three Band Flags of Europe | 0 | - | 4.98 | 194,305 |
| Catholic Countries in Europe | 0 | - | 4.83 | 95,656 |
| Biggest Countries in Europe in 1700 | 0 | - | 4.73 | 58,708 |
| Pixelated Europe Map | 0 | - | 4.88 | 123,329 |
| Monarchies of Europe | 0 | - | 4.90 | 98,710 |
| European Countries with One Border | 0 | - | 4.97 | 183,559 |
| European Countries with the Fewest Borders | 0 | - | 4.97 | 180,326 |
| European Geography By Letter - B #2 | 0 | - | 4.87 | 88,348 |
| Countries of Europe in 1815 With a Map | 0 | - | 4.99 | 151,154 |
| Federal Subjects of Russia | 0 | - | 4.95 | 149,095 |
| Countries Formerly in Yugoslavia | 0 | - | 4.95 | 125,366 |
| Regions of France Map Quiz | 0 | - | 4.97 | 145,428 |
| States of Germany Map Quiz | 0 | - | 4.92 | 133,631 |
| States of Germany | 0 | - | 4.95 | 154,136 |
| Germany Immigration by Country | 0 | - | 4.86 | 81,585 |
| Regions of Italy | 0 | - | 4.92 | 76,789 |
| Netherlands Immigration by Country | 0 | - | 4.93 | 52,689 |
| Regions of Spain Quiz | 0 | - | 4.90 | 115,109 |
| Cantons of Switzerland | 0 | - | 4.98 | 51,638 |
| UK Cities Map Quiz | 0 | - | 4.96 | 466,063 |
| Countries and Territories of the United Kingdom | 0 | - | 4.90 | 94,416 |
| Counties of England Map Quiz | 0 | - | 4.97 | 308,746 |
| 10 Closest Megacities to London | 0 | - | 4.90 | 17,816 |
| Champions League Winners | 0 | - | 4.92 | 1,014,072 |
| Asian Geography By Letter - B | 0 | - | 4.85 | 66,901 |
| 10 Asian Countries with the Most Tourists | 0 | - | 4.89 | 106,661 |
| Asian Countries with the Shortest Names | 0 | - | 4.97 | 135,950 |
| "Stan" Countries - Map Quiz | 0 | - | 4.98 | 137,148 |
| Pixelated Asia Map | 0 | - | 4.90 | 73,669 |
| Monarchies of Asia | 0 | - | 4.97 | 71,424 |
| Asian Country Superlatives | 0 | - | 4.84 | 81,212 |
| Provinces of Turkey | 0 | - | 4.94 | 205,502 |
| Provinces of China | 0 | - | 4.97 | 207,277 |
| Japanese Prefectures | 0 | - | 4.98 | 138,615 |
| States of India | 0 | - | 4.95 | 195,402 |
| 10 African Countries with the Most Tourists | 0 | - | 4.39 | 60,931 |
| Africa Geography Quiz #1 | 0 | - | 4.93 | 49,522 |
| African Diaspora - Top 10 Countries | 0 | - | 4.93 | 73,220 |
| The Only African Country ... | 0 | - | 4.99 | 129,551 |
| African Countries by a Single Clue | 0 | - | 4.92 | 68,332 |
| 10 Easternmost Countries in Africa | 0 | - | 4.97 | 24,812 |
| Pixelated Africa Map | 0 | - | 4.98 | 100,335 |
| Countries of Africa - One Minute Sprint | 0 | - | 4.43 | 323,929 |
| Countries Closest to Africa | 0 | - | 4.96 | 157,678 |
| African Countries That Have Been to the FIFA World Cup | 0 | - | 4.89 | 59,422 |
| Morocco Country Quiz | 0 | - | 4.81 | 46,761 |
| D.R. Congo Country Quiz | 0 | - | 4.88 | 39,532 |
| Palau Country Quiz | 0 | - | 4.90 | 23,112 |
| Most Visited Countries by Australians | 0 | - | 4.95 | 90,833 |
| Countries that Visit Australia the Most | 0 | - | 4.92 | 69,503 |
| Countries Closest to Australia | 0 | - | 4.99 | 167,626 |
| Tuvalu Country Quiz | 0 | - | 4.86 | 21,531 |
| Samoa Country Quiz | 0 | - | 4.81 | 20,927 |
| Tonga Country Quiz | 0 | - | 4.83 | 20,599 |
| Top 10 Biggest Economies in the Americas | 0 | - | 4.94 | 92,696 |
| American Countries With No Atlantic Coastline | 0 | - | 4.94 | 92,722 |
| Places Mentioned in the Song "Kokomo" | 0 | - | 4.44 | 17,067 |
| Famous Mexicans and Mexican-Americans | 0 | - | 4.15 | 16,959 |
| Mexico States Map Quiz | 0 | - | 4.84 | 105,484 |
| South America A-Z | 0 | - | 4.15 | 10,940 |
| Brazil States Map Quiz | 0 | - | 4.86 | 48,481 |
| Central American Countries | 0 | - | 4.98 | 157,172 |
