| Uruguay Country Quiz | 0 | - | 4.84 | 31,777 |
| 10 Biggest American Countries by Area | 0 | - | 4.95 | 113,058 |
| Top 10 Most Populous American Countries | 0 | - | 4.96 | 144,941 |
| Paraguay... or Uruguay? | 0 | - | 4.55 | 26,796 |
| North America Map Quiz | 0 | - | 4.98 | 252,516 |
| Third Most Common Language by U.S. State | 0 | - | 4.87 | 114,021 |
| Most Spoken Languages in Canada | 0 | - | 4.91 | 55,625 |
| Countries of North America with an Empty Map | 0 | - | 4.99 | 95,273 |
| States of Mexico | 0 | - | 4.96 | 178,544 |
| Countries of South America with an Empty Map | 0 | - | 4.95 | 105,565 |
| All First-Level Subdivisions of South America on a Map | 0 | - | 4.93 | 54,976 |
| States of Brazil | 0 | - | 4.98 | 89,939 |
| American Countries on the Pacific Coast | 0 | - | 4.80 | 49,405 |
| European Countries by First 2 Letters | 0 | - | 4.95 | 532,832 |
| Haiti... or Dominican Republic? | 0 | - | 4.70 | 40,864 |
| Most-Spoken Languages of the United States | 0 | - | 4.52 | 222,938 |
| Canada Multiple Choice Quiz | 0 | - | 4.50 | 49,733 |
| Canada Geography Trivia | 0 | - | 4.80 | 47,701 |
| Asian Countries by First 2 Letters | 0 | - | 4.92 | 280,894 |
| African Countries by First 2 Letters | 0 | - | 4.96 | 269,578 |
| Australian Capitals | 0 | - | 4.92 | 62,852 |
| Name a Valid Answer - United States #1 | 0 | - | 4.61 | 94,451 |
| Count to 10 in Europe: Pro | 0 | - | 4.86 | 69,811 |
| Official European Union Languages | 0 | - | 4.97 | 239,963 |
| European Countries in their Native Language | 0 | - | 4.99 | 158,758 |
| Europe Map Quiz | 0 | - | 5.00 | 4,791,368 |
| Oceania Map Quiz | 0 | - | 4.98 | 659,950 |
| Islands of the Galápagos | 0 | - | 4.54 | 4,799 |
| Native American Tribes in the US | 0 | - | 4.74 | 25,746 |
| Europe by Borders in 30 Seconds | 0 | - | 4.98 | 431,209 |
| East Asia Map Quiz | 0 | - | 4.99 | 1,453,099 |
| Asia Map Quiz | 0 | - | 4.99 | 926,168 |
| Africa Map Quiz | 0 | - | 5.00 | 2,130,026 |
| Oceanian Capitals - Map Quiz | 0 | - | 4.96 | 51,555 |
| Australia Map Quiz | 0 | - | 4.95 | 346,354 |
| Largest Land Animals of the Americas | 0 | - | 4.39 | 20,325 |
| New World Crops | 0 | - | 4.38 | 30,976 |
| Hispanic Last Names in the U.S. | 0 | - | 4.31 | 54,868 |
| History of Mexico | 0 | - | 4.52 | 15,372 |
| South American Geography Quiz #2 | 0 | - | 4.41 | 44,289 |
| South American Geography Quiz #1 | 0 | - | 4.63 | 32,925 |
| Word Chain - South America | 0 | - | 4.51 | 24,012 |
| North American Physical Geography | 0 | - | 4.35 | 30,469 |
| United States Map Quiz | 0 | - | 4.98 | 4,172,799 |
| Most Populous Native American Tribes | 0 | - | 4.28 | 12,491 |
| Top U.S. Cash Crops | 0 | - | 4.39 | 62,469 |
| Things Named For People #2 - U.S. Centric | 0 | - | 4.21 | 52,739 |
| Largest Asian-American Ethnic Groups | 0 | - | 4.12 | 41,204 |
| Mediterranean Countries Quiz | 0 | - | 4.99 | 214,201 |
| Countries with Territorial Claims in Antarctica | 0 | - | 4.94 | 92,967 |
| Countries That Use the Euro | 0 | - | 4.95 | 107,080 |
| Europe Cities Map Quiz | 0 | - | 4.99 | 366,458 |
| Europe Geography Decoder | 0 | - | 4.87 | 70,360 |
| 10 Easternmost Countries in Europe | 0 | - | 4.87 | 117,385 |
| The Only European Country ... | 0 | - | 4.91 | 219,392 |
| European Countries NOT in NATO | 0 | - | 4.91 | 62,733 |
| Countries that Beat Switzerland | 0 | - | 4.88 | 42,085 |
| South and Central Asia Map Quiz | 0 | - | 4.94 | 100,075 |
| Middle East Map Quiz | 0 | - | 4.99 | 1,387,766 |
| Countries of Africa | 0 | - | 5.00 | 2,563,031 |
| Landlocked Countries in Africa | 0 | - | 4.99 | 48,174 |
| African East Coast | 0 | - | 4.96 | 96,883 |
| Western Africa Map Quiz | 0 | - | 4.98 | 74,749 |
| Australian States and Territories | 0 | - | 4.96 | 142,971 |
| Australian Immigration by Country | 0 | - | 4.81 | 77,522 |
| Australia True or False | 0 | - | 4.87 | 57,189 |
| Flags of North and South America | 0 | - | 4.99 | 377,638 |
| Latin American Countries Map Quiz | 0 | - | 4.98 | 130,785 |
| South America Map Quiz | 0 | - | 5.00 | 1,557,850 |
| South American Physical Geography | 0 | - | 4.58 | 18,410 |
| Countries of North America Quiz | 0 | - | 5.00 | 1,032,651 |
| Canada Provinces and Territories | 0 | - | 5.00 | 346,781 |
| Canada Provinces Map Quiz | 0 | - | 4.99 | 645,099 |
| Straight Shot to Antarctica | 0 | - | 4.94 | 43,220 |
| Flags of Europe Quiz | 0 | - | 4.99 | 1,260,173 |
| Celtic Nations | 0 | - | 4.61 | 47,115 |
| Countries of Europe - One Minute Sprint | 0 | - | 4.94 | 1,336,682 |
| 10 Biggest European Countries by Area | 0 | - | 4.99 | 193,710 |
| 10 Westernmost Countries in Europe | 0 | - | 4.96 | 152,457 |
| Top 10 Languages Spoken in Europe | 0 | - | 4.96 | 221,104 |
| European Landmarks Map Quiz | 0 | - | 4.97 | 87,867 |
| Most Guessed Cities in Europe - Not Capitals | 0 | - | 4.83 | 88,093 |
| Countries of Europe with an Empty Map | 0 | - | 5.00 | 313,013 |
| All First-Level Subdivisions of Europe on a Map | 0 | - | 4.99 | 176,264 |
| Countries of Europe in 1650 with a Map | 0 | - | 4.95 | 70,654 |
| Countries with Territory in the Balkans | 0 | - | 4.96 | 90,305 |
| Eastern Europe Map Quiz | 0 | - | 4.91 | 128,867 |
| Slavic Countries | 0 | - | 4.96 | 112,464 |
| Germany Multiple Choice | 0 | - | 4.84 | 54,726 |
| States of the German Confederation in 1848 | 0 | - | 4.90 | 32,499 |
| Counties of England | 0 | - | 4.97 | 803,768 |
| Flags of Asia Quiz | 0 | - | 4.99 | 621,388 |
| East Asia Cities Map Quiz | 0 | - | 4.96 | 110,881 |
| 10 Biggest Asian Countries by Area | 0 | - | 4.97 | 154,658 |
| 10 Southernmost Countries in Asia | 0 | - | 4.97 | 100,029 |
| 10 Easternmost Countries in Asia | 0 | - | 4.99 | 109,263 |
| Countries of Asia with Two or More Words | 0 | - | 4.96 | 127,950 |
| Asian Countries Ending in "IA" | 0 | - | 4.96 | 108,420 |
| Top Asian Languages on a Map | 0 | - | 4.95 | 72,172 |
| Countries of Asia with an Empty Map | 0 | - | 4.98 | 231,793 |
| All First-Level Subdivisions of Asia on a Map | 0 | - | 4.92 | 50,726 |
| Countries of the Middle East | 0 | - | 4.96 | 203,148 |
| Countries where Arabic is an Official Language | 0 | - | 4.85 | 72,785 |
| Africa Cities Map Quiz | 0 | - | 4.97 | 99,552 |
| Flags of Africa Quiz | 0 | - | 5.00 | 478,572 |
| Top 10 Biggest African Countries by Area | 0 | - | 4.99 | 219,046 |
| 10 Southernmost Countries in Africa | 0 | - | 4.98 | 118,004 |
| 10 Northernmost Countries in Africa | 0 | - | 4.98 | 162,614 |
| Top 10 Smallest African Countries by Area | 0 | - | 4.95 | 46,756 |
| African Countries with the Shortest Names | 0 | - | 4.98 | 154,857 |
| Top African Languages on a Map | 0 | - | 4.94 | 75,407 |
| African Island Countries | 0 | - | 4.96 | 102,677 |
| Countries of Africa with an Empty Map | 0 | - | 5.00 | 244,773 |
| Add A Letter - Make a European City | 0 | - | 4.90 | 23,524 |
| Flags of Oceania | 0 | - | 5.00 | 263,187 |
| All First-Level Subdivisions of Oceania on a Map | 0 | - | 4.95 | 27,785 |
| Australia Cities Map Quiz | 0 | - | 4.83 | 146,614 |
| Australia Country Quiz | 0 | - | 4.43 | 69,872 |
| Australia... or New Zealand? | 0 | - | 4.83 | 62,072 |
| Regions of New Zealand | 0 | - | 4.84 | 28,771 |
| The Only American Country ... | 0 | - | 4.92 | 122,304 |
| American Countries with the Shortest Names | 0 | - | 4.97 | 121,735 |
| Places Mentioned in the Song "Kokomo" | 0 | - | 4.44 | 17,082 |
| Famous People from South America | 0 | - | 4.15 | 22,124 |
| Central America and Caribbean Map Quiz | 0 | - | 4.90 | 905,310 |
| North American Capitals - Map Quiz | 0 | - | 4.88 | 58,892 |
| All First-Level Subdivisions of North America on a Map | 0 | - | 4.97 | 65,239 |
| U.S. State Border Crossings | 0 | - | 4.97 | 96,935 |
| U.S. Citizenship Test Questions | 0 | - | 4.83 | 240,915 |
| U.S. Cities with the Most International Tourists | 0 | - | 4.88 | 76,028 |
| The U.S. Pledge of Allegiance | 0 | - | 4.00 | 18,414 |
| Cities and Towns of Massachusetts | 0 | - | 4.93 | 75,126 |
| Countries Larger Than Texas but With Fewer People | 0 | - | 4.92 | 40,307 |
| US States Quiz | 0 | - | 5.00 | 17,012,693 |
| U.S. Geography - Multiple Choice | 0 | - | 4.41 | 24,931 |
| Mediterranean Countries with an Empty Map | 0 | - | 4.99 | 105,575 |
| European Geography By Letter - P #1 | 0 | - | 4.81 | 99,065 |
| European Diaspora - Top 11 Countries | 0 | - | 4.88 | 96,938 |
| 10 European Countries with the Most Tourists | 0 | - | 4.98 | 138,661 |
| Three Band Flags of Europe | 0 | - | 4.98 | 194,740 |
| Catholic Countries in Europe | 0 | - | 4.83 | 95,848 |
| Biggest Countries in Europe in 1700 | 0 | - | 4.73 | 58,786 |
| Pixelated Europe Map | 0 | - | 4.88 | 123,569 |
| Monarchies of Europe | 0 | - | 4.90 | 98,987 |
| European Countries with One Border | 0 | - | 4.97 | 183,948 |
| European Countries with the Fewest Borders | 0 | - | 4.97 | 180,664 |
| Countries of Europe in 1815 With a Map | 0 | - | 4.99 | 151,494 |
| Federal Subjects of Russia | 0 | - | 4.95 | 149,799 |
| Countries Formerly in Yugoslavia | 0 | - | 4.95 | 125,538 |
| Regions of France Map Quiz | 0 | - | 4.97 | 145,758 |
| States of Germany Map Quiz | 0 | - | 4.92 | 133,924 |
| States of Germany | 0 | - | 4.95 | 154,781 |
| Germany Immigration by Country | 0 | - | 4.86 | 81,762 |
| Regions of Italy | 0 | - | 4.92 | 77,199 |
| Netherlands Immigration by Country | 0 | - | 4.93 | 52,864 |
| Regions of Spain Quiz | 0 | - | 4.90 | 115,485 |
| Cantons of Switzerland | 0 | - | 4.98 | 51,847 |
| UK Cities Map Quiz | 0 | - | 4.96 | 466,681 |
| Countries and Territories of the United Kingdom | 0 | - | 4.90 | 94,585 |
| Counties of England Map Quiz | 0 | - | 4.97 | 309,190 |
| 10 Closest Megacities to London | 0 | - | 4.90 | 17,850 |
| Champions League Winners | 0 | - | 4.92 | 1,017,258 |
| Asian Geography By Letter - B | 0 | - | 4.85 | 67,087 |
| 10 Asian Countries with the Most Tourists | 0 | - | 4.90 | 106,992 |
| Asian Countries with the Shortest Names | 0 | - | 4.97 | 136,214 |
| "Stan" Countries - Map Quiz | 0 | - | 4.98 | 137,685 |
| Pixelated Asia Map | 0 | - | 4.90 | 73,846 |
| Monarchies of Asia | 0 | - | 4.97 | 71,568 |
| Asian Country Superlatives | 0 | - | 4.84 | 81,326 |
| Provinces of Turkey | 0 | - | 4.95 | 206,137 |
| Provinces of China | 0 | - | 4.97 | 208,442 |
| Japanese Prefectures | 0 | - | 4.98 | 139,258 |
| States of India | 0 | - | 4.94 | 196,289 |
| 10 African Countries with the Most Tourists | 0 | - | 4.39 | 61,064 |
| Africa Geography Quiz #1 | 0 | - | 4.93 | 49,605 |
| African Diaspora - Top 10 Countries | 0 | - | 4.93 | 73,527 |
| The Only African Country ... | 0 | - | 4.99 | 129,753 |
| African Countries by a Single Clue | 0 | - | 4.92 | 68,425 |
| 10 Easternmost Countries in Africa | 0 | - | 4.98 | 25,216 |
| Pixelated Africa Map | 0 | - | 4.98 | 100,545 |
| Countries of Africa - One Minute Sprint | 0 | - | 4.43 | 324,442 |
| Countries Closest to Africa | 0 | - | 4.96 | 157,944 |
| African Countries That Have Been to the FIFA World Cup | 0 | - | 4.89 | 60,381 |
| Morocco Country Quiz | 0 | - | 4.81 | 46,881 |
| Eswatini Country Quiz | 0 | - | 4.85 | 20,946 |
| Botswana Country Quiz | 0 | - | 4.90 | 22,661 |
| Lesotho Country Quiz | 0 | - | 4.83 | 20,706 |
| Countries Bordering South Africa | 0 | - | 4.97 | 92,931 |
| Countries Closest to South Africa with Exceptions | 0 | - | 4.81 | 64,149 |
| D.R. Congo Country Quiz | 0 | - | 4.88 | 39,624 |
| Gabon Country Quiz | 0 | - | 4.83 | 18,663 |
| Countries Bordering D.R. Congo | 0 | - | 4.97 | 64,882 |
| Palau Country Quiz | 0 | - | 4.89 | 23,157 |
| Most Visited Countries by Australians | 0 | - | 4.95 | 90,926 |
| Countries that Visit Australia the Most | 0 | - | 4.92 | 69,664 |
| Countries Closest to Australia | 0 | - | 4.99 | 167,900 |
| Countries that Beat Australia | 0 | - | 4.92 | 93,510 |
| Tuvalu Country Quiz | 0 | - | 4.86 | 21,558 |
| Samoa Country Quiz | 0 | - | 4.81 | 20,968 |
| Tonga Country Quiz | 0 | - | 4.83 | 20,631 |
