| Uruguay Country Quiz | 0 | - | 4.84 | 31,657 |
| 10 Biggest American Countries by Area | 0 | - | 4.95 | 112,759 |
| Top 10 Most Populous American Countries | 0 | - | 4.97 | 144,472 |
| Paraguay... or Uruguay? | 0 | - | 4.55 | 26,743 |
| North America Map Quiz | 0 | - | 4.98 | 249,809 |
| Third Most Common Language by U.S. State | 0 | - | 4.87 | 113,837 |
| Most Spoken Languages in Canada | 0 | - | 4.91 | 55,365 |
| Countries of North America with an Empty Map | 0 | - | 4.99 | 94,916 |
| States of Mexico | 0 | - | 4.96 | 177,112 |
| Countries of South America with an Empty Map | 0 | - | 4.94 | 105,183 |
| All First-Level Subdivisions of South America on a Map | 0 | - | 4.92 | 54,286 |
| States of Brazil | 0 | - | 4.97 | 88,845 |
| American Countries on the Pacific Coast | 0 | - | 4.80 | 49,315 |
| European Countries by First 2 Letters | 0 | - | 4.95 | 530,949 |
| Haiti... or Dominican Republic? | 0 | - | 4.70 | 40,782 |
| Most-Spoken Languages of the United States | 0 | - | 4.52 | 221,164 |
| Canada Multiple Choice Quiz | 0 | - | 4.50 | 49,485 |
| Canada Geography Trivia | 0 | - | 4.80 | 47,617 |
| Asian Countries by First 2 Letters | 0 | - | 4.91 | 279,935 |
| African Countries by First 2 Letters | 0 | - | 4.96 | 268,757 |
| Australian Capitals | 0 | - | 4.92 | 62,776 |
| Name a Valid Answer - United States #1 | 0 | - | 4.63 | 94,181 |
| Count to 10 in Europe: Pro | 0 | - | 4.86 | 69,402 |
| Official European Union Languages | 0 | - | 4.97 | 239,086 |
| European Countries in their Native Language | 0 | - | 4.99 | 158,237 |
| Europe Map Quiz | 0 | - | 5.00 | 4,774,489 |
| Oceania Map Quiz | 0 | - | 4.98 | 655,827 |
| Islands of the Galápagos | 0 | - | 4.54 | 4,785 |
| Native American Tribes in the US | 0 | - | 4.74 | 25,627 |
| Europe by Borders in 30 Seconds | 0 | - | 4.98 | 429,518 |
| East Asia Map Quiz | 0 | - | 4.99 | 1,450,082 |
| Asia Map Quiz | 0 | - | 4.99 | 920,666 |
| Africa Map Quiz | 0 | - | 5.00 | 2,123,099 |
| Oceanian Capitals - Map Quiz | 0 | - | 4.95 | 51,039 |
| Australia Map Quiz | 0 | - | 4.95 | 345,406 |
| Largest Land Animals of the Americas | 0 | - | 4.39 | 20,288 |
| New World Crops | 0 | - | 4.38 | 30,925 |
| Hispanic Last Names in the U.S. | 0 | - | 4.31 | 54,810 |
| History of Mexico | 0 | - | 4.58 | 15,341 |
| South American Geography Quiz #1 | 0 | - | 4.62 | 32,725 |
| Word Chain - South America | 0 | - | 4.51 | 23,949 |
| North American Physical Geography | 0 | - | 4.35 | 30,440 |
| United States Map Quiz | 0 | - | 4.98 | 4,164,863 |
| Most Populous Native American Tribes | 0 | - | 4.28 | 12,458 |
| Top U.S. Cash Crops | 0 | - | 4.39 | 62,384 |
| Things Named For People #2 - U.S. Centric | 0 | - | 4.21 | 52,686 |
| Largest Asian-American Ethnic Groups | 0 | - | 4.12 | 41,090 |
| Mediterranean Countries Quiz | 0 | - | 4.99 | 213,013 |
| Countries with Territorial Claims in Antarctica | 0 | - | 4.94 | 92,772 |
| Countries That Use the Euro | 0 | - | 4.95 | 105,846 |
| Europe Cities Map Quiz | 0 | - | 4.99 | 365,310 |
| Europe Geography Decoder | 0 | - | 4.86 | 70,152 |
| 10 Easternmost Countries in Europe | 0 | - | 4.89 | 115,953 |
| The Only European Country ... | 0 | - | 4.91 | 217,734 |
| European Countries NOT in NATO | 0 | - | 4.90 | 61,803 |
| Countries that Beat Switzerland | 0 | - | 4.88 | 41,939 |
| South and Central Asia Map Quiz | 0 | - | 4.94 | 99,442 |
| Middle East Map Quiz | 0 | - | 4.99 | 1,385,303 |
| Countries of Africa | 0 | - | 5.00 | 2,547,708 |
| Landlocked Countries in Africa | 0 | - | 4.99 | 47,229 |
| African East Coast | 0 | - | 4.96 | 96,390 |
| Western Africa Map Quiz | 0 | - | 4.97 | 74,242 |
| Australian States and Territories | 0 | - | 4.96 | 142,366 |
| Australian Immigration by Country | 0 | - | 4.81 | 77,388 |
| Australia True or False | 0 | - | 4.87 | 56,995 |
| Flags of North and South America | 0 | - | 4.99 | 374,843 |
| Latin American Countries Map Quiz | 0 | - | 4.97 | 130,218 |
| South America Map Quiz | 0 | - | 5.00 | 1,552,462 |
| South American Physical Geography | 0 | - | 4.58 | 18,379 |
| Countries of North America Quiz | 0 | - | 5.00 | 1,026,886 |
| Canada Provinces and Territories | 0 | - | 5.00 | 344,210 |
| Canada Provinces Map Quiz | 0 | - | 4.99 | 642,204 |
| Straight Shot to Antarctica | 0 | - | 4.94 | 43,001 |
| Add A Letter - Make a European City | 0 | - | 4.90 | 23,445 |
| Flags of Europe Quiz | 0 | - | 4.99 | 1,250,386 |
| Celtic Nations | 0 | - | 4.69 | 47,013 |
| Countries of Europe - One Minute Sprint | 0 | - | 4.94 | 1,331,750 |
| 10 Biggest European Countries by Area | 0 | - | 4.99 | 193,055 |
| 10 Westernmost Countries in Europe | 0 | - | 4.96 | 151,567 |
| Top 10 Languages Spoken in Europe | 0 | - | 4.96 | 219,687 |
| European Landmarks Map Quiz | 0 | - | 4.97 | 87,464 |
| Most Guessed Cities in Europe - Not Capitals | 0 | - | 4.82 | 87,719 |
| Countries of Europe with an Empty Map | 0 | - | 5.00 | 311,698 |
| All First-Level Subdivisions of Europe on a Map | 0 | - | 4.98 | 173,861 |
| Countries of Europe in 1650 with a Map | 0 | - | 4.95 | 69,793 |
| Countries with Territory in the Balkans | 0 | - | 4.96 | 89,704 |
| Eastern Europe Map Quiz | 0 | - | 4.91 | 128,496 |
| Slavic Countries | 0 | - | 4.96 | 111,995 |
| Germany Multiple Choice | 0 | - | 4.84 | 54,522 |
| States of the German Confederation in 1848 | 0 | - | 4.90 | 32,251 |
| Counties of England | 0 | - | 4.97 | 799,806 |
| Flags of Asia Quiz | 0 | - | 4.99 | 616,759 |
| East Asia Cities Map Quiz | 0 | - | 4.96 | 110,480 |
| 10 Biggest Asian Countries by Area | 0 | - | 4.97 | 154,125 |
| 10 Southernmost Countries in Asia | 0 | - | 4.97 | 99,452 |
| 10 Easternmost Countries in Asia | 0 | - | 4.99 | 108,376 |
| Countries of Asia with Two or More Words | 0 | - | 4.96 | 127,350 |
| Asian Countries Ending in "IA" | 0 | - | 4.96 | 107,896 |
| Top Asian Languages on a Map | 0 | - | 4.95 | 71,736 |
| Countries of Asia with an Empty Map | 0 | - | 4.98 | 230,956 |
| All First-Level Subdivisions of Asia on a Map | 0 | - | 4.91 | 50,245 |
| Countries of the Middle East | 0 | - | 4.96 | 201,874 |
| Countries where Arabic is an Official Language | 0 | - | 4.85 | 72,627 |
| Africa Cities Map Quiz | 0 | - | 4.97 | 99,303 |
| Flags of Africa Quiz | 0 | - | 5.00 | 474,138 |
| Top 10 Biggest African Countries by Area | 0 | - | 4.99 | 217,562 |
| 10 Southernmost Countries in Africa | 0 | - | 4.98 | 116,930 |
| 10 Northernmost Countries in Africa | 0 | - | 4.98 | 161,626 |
| Top 10 Smallest African Countries by Area | 0 | - | 4.96 | 33,554 |
| African Countries with the Shortest Names | 0 | - | 4.98 | 154,010 |
| Top African Languages on a Map | 0 | - | 4.94 | 74,635 |
| African Island Countries | 0 | - | 4.96 | 101,979 |
| Countries of Africa with an Empty Map | 0 | - | 5.00 | 244,048 |
| Flags of Oceania | 0 | - | 5.00 | 260,977 |
| All First-Level Subdivisions of Oceania on a Map | 0 | - | 4.97 | 27,473 |
| Australia Cities Map Quiz | 0 | - | 4.82 | 146,075 |
| Australia Country Quiz | 0 | - | 4.43 | 69,701 |
| Australia... or New Zealand? | 0 | - | 4.83 | 61,765 |
| Regions of New Zealand | 0 | - | 4.84 | 28,621 |
| The Only American Country ... | 0 | - | 4.92 | 121,892 |
| American Countries with the Shortest Names | 0 | - | 4.96 | 121,353 |
| Places Mentioned in the Song "Kokomo" | 0 | - | 4.44 | 17,046 |
| South American Geography Quiz #2 | 0 | - | 4.38 | 42,194 |
| Famous People from South America | 0 | - | 4.15 | 22,033 |
| Central America and Caribbean Map Quiz | 0 | - | 4.89 | 903,180 |
| North American Capitals - Map Quiz | 0 | - | 4.88 | 58,312 |
| All First-Level Subdivisions of North America on a Map | 0 | - | 4.97 | 64,490 |
| U.S. State Border Crossings | 0 | - | 4.97 | 96,656 |
| U.S. Citizenship Test Questions | 0 | - | 4.83 | 239,916 |
| U.S. Cities with the Most International Tourists | 0 | - | 4.88 | 75,673 |
| The U.S. Pledge of Allegiance | 0 | - | 4.00 | 18,384 |
| Cities and Towns of Massachusetts | 0 | - | 4.92 | 74,508 |
| Countries Larger Than Texas but With Fewer People | 0 | - | 4.92 | 40,079 |
| US States Quiz | 0 | - | 5.00 | 16,933,177 |
| U.S. Geography - Multiple Choice | 0 | - | 4.41 | 24,845 |
| Mediterranean Countries with an Empty Map | 0 | - | 4.99 | 105,274 |
| European Geography By Letter - P #1 | 0 | - | 4.81 | 98,217 |
| European Diaspora - Top 11 Countries | 0 | - | 4.90 | 96,137 |
| 10 European Countries with the Most Tourists | 0 | - | 4.98 | 137,968 |
| Three Band Flags of Europe | 0 | - | 4.98 | 193,866 |
| Catholic Countries in Europe | 0 | - | 4.83 | 95,474 |
| Biggest Countries in Europe in 1700 | 0 | - | 4.73 | 58,631 |
| Pixelated Europe Map | 0 | - | 4.88 | 123,084 |
| Monarchies of Europe | 0 | - | 4.90 | 98,445 |
| European Countries with One Border | 0 | - | 4.97 | 183,255 |
| European Countries with the Fewest Borders | 0 | - | 4.97 | 180,025 |
| Countries of Europe in 1815 With a Map | 0 | - | 4.99 | 150,861 |
| Federal Subjects of Russia | 0 | - | 4.95 | 148,283 |
| Countries Formerly in Yugoslavia | 0 | - | 4.95 | 125,193 |
| Regions of France Map Quiz | 0 | - | 4.97 | 144,970 |
| States of Germany Map Quiz | 0 | - | 4.92 | 133,327 |
| States of Germany | 0 | - | 4.95 | 153,550 |
| Germany Immigration by Country | 0 | - | 4.85 | 81,360 |
| Regions of Italy | 0 | - | 4.92 | 76,419 |
| Netherlands Immigration by Country | 0 | - | 4.93 | 52,514 |
| Regions of Spain Quiz | 0 | - | 4.90 | 114,661 |
| Cantons of Switzerland | 0 | - | 4.98 | 51,491 |
| UK Cities Map Quiz | 0 | - | 4.96 | 465,465 |
| Countries and Territories of the United Kingdom | 0 | - | 4.90 | 94,242 |
| Counties of England Map Quiz | 0 | - | 4.97 | 308,351 |
| 10 Closest Megacities to London | 0 | - | 4.90 | 17,771 |
| Champions League Winners | 0 | - | 4.92 | 1,010,907 |
| Asian Geography By Letter - B | 0 | - | 4.85 | 66,772 |
| 10 Asian Countries with the Most Tourists | 0 | - | 4.89 | 106,364 |
| Asian Countries with the Shortest Names | 0 | - | 4.97 | 135,662 |
| "Stan" Countries - Map Quiz | 0 | - | 4.98 | 136,694 |
| Pixelated Asia Map | 0 | - | 4.90 | 73,469 |
| Monarchies of Asia | 0 | - | 4.97 | 71,295 |
| Asian Country Superlatives | 0 | - | 4.84 | 81,082 |
| Provinces of Turkey | 0 | - | 4.94 | 204,925 |
| Provinces of China | 0 | - | 4.97 | 206,064 |
| Japanese Prefectures | 0 | - | 4.98 | 138,000 |
| States of India | 0 | - | 4.95 | 194,595 |
| 10 African Countries with the Most Tourists | 0 | - | 4.39 | 60,822 |
| Africa Geography Quiz #1 | 0 | - | 4.93 | 49,441 |
| African Diaspora - Top 10 Countries | 0 | - | 4.93 | 72,965 |
| The Only African Country ... | 0 | - | 4.99 | 129,354 |
| African Countries by a Single Clue | 0 | - | 4.92 | 68,248 |
| Pixelated Africa Map | 0 | - | 4.98 | 100,147 |
| Countries of Africa - One Minute Sprint | 0 | - | 4.43 | 323,426 |
| Countries Closest to Africa | 0 | - | 4.96 | 157,473 |
| African Countries That Have Been to the FIFA World Cup | 0 | - | 4.89 | 58,720 |
| Morocco Country Quiz | 0 | - | 4.81 | 46,626 |
| Eswatini Country Quiz | 0 | - | 4.85 | 20,868 |
| Botswana Country Quiz | 0 | - | 4.90 | 22,579 |
| Lesotho Country Quiz | 0 | - | 4.83 | 20,640 |
| Countries Bordering South Africa | 0 | - | 4.97 | 92,841 |
| Countries Closest to South Africa with Exceptions | 0 | - | 4.81 | 64,041 |
| D.R. Congo Country Quiz | 0 | - | 4.88 | 39,464 |
| Gabon Country Quiz | 0 | - | 4.83 | 18,603 |
| Countries Bordering D.R. Congo | 0 | - | 4.97 | 64,662 |
| Palau Country Quiz | 0 | - | 4.90 | 23,072 |
| Most Visited Countries by Australians | 0 | - | 4.95 | 90,726 |
| Countries that Visit Australia the Most | 0 | - | 4.92 | 69,354 |
| Countries Closest to Australia | 0 | - | 4.99 | 167,205 |
| Countries that Beat Australia | 0 | - | 4.92 | 93,105 |
| Tuvalu Country Quiz | 0 | - | 4.86 | 21,493 |
| Samoa Country Quiz | 0 | - | 4.81 | 20,880 |
| Tonga Country Quiz | 0 | - | 4.83 | 20,564 |
| Top 10 American Countries by Coastline | 0 | - | 4.96 | 88,494 |
