| Uruguay Country Quiz | 0 | - | 4.84 | 31,643 |
| 10 Biggest American Countries by Area | 0 | - | 4.95 | 112,727 |
| Top 10 Most Populous American Countries | 0 | - | 4.97 | 144,423 |
| Paraguay... or Uruguay? | 0 | - | 4.55 | 26,734 |
| North America Map Quiz | 0 | - | 4.98 | 249,557 |
| Third Most Common Language by U.S. State | 0 | - | 4.87 | 113,812 |
| Most Spoken Languages in Canada | 0 | - | 4.91 | 55,319 |
| Countries of North America with an Empty Map | 0 | - | 4.99 | 94,868 |
| States of Mexico | 0 | - | 4.96 | 176,838 |
| Countries of South America with an Empty Map | 0 | - | 4.94 | 105,125 |
| All First-Level Subdivisions of South America on a Map | 0 | - | 4.92 | 54,205 |
| States of Brazil | 0 | - | 4.97 | 88,671 |
| American Countries on the Pacific Coast | 0 | - | 4.80 | 49,301 |
| European Countries by First 2 Letters | 0 | - | 4.95 | 530,692 |
| Haiti... or Dominican Republic? | 0 | - | 4.70 | 40,770 |
| Most-Spoken Languages of the United States | 0 | - | 4.52 | 220,885 |
| Canada Multiple Choice Quiz | 0 | - | 4.50 | 49,437 |
| Canada Geography Trivia | 0 | - | 4.80 | 47,587 |
| Asian Countries by First 2 Letters | 0 | - | 4.91 | 279,737 |
| African Countries by First 2 Letters | 0 | - | 4.96 | 268,631 |
| Australian Capitals | 0 | - | 4.92 | 62,759 |
| Name a Valid Answer - United States #1 | 0 | - | 4.63 | 94,146 |
| Count to 10 in Europe: Pro | 0 | - | 4.86 | 69,343 |
| Official European Union Languages | 0 | - | 4.97 | 238,963 |
| European Countries in their Native Language | 0 | - | 4.99 | 158,156 |
| Europe Map Quiz | 0 | - | 5.00 | 4,772,092 |
| Oceania Map Quiz | 0 | - | 4.98 | 653,985 |
| Islands of the Galápagos | 0 | - | 4.54 | 4,785 |
| Native American Tribes in the US | 0 | - | 4.74 | 25,606 |
| Europe by Borders in 30 Seconds | 0 | - | 4.98 | 429,141 |
| East Asia Map Quiz | 0 | - | 4.99 | 1,449,814 |
| Asia Map Quiz | 0 | - | 4.99 | 919,926 |
| Africa Map Quiz | 0 | - | 5.00 | 2,122,120 |
| Oceanian Capitals - Map Quiz | 0 | - | 4.95 | 50,960 |
| Australia Map Quiz | 0 | - | 4.95 | 345,240 |
| Largest Land Animals of the Americas | 0 | - | 4.39 | 20,283 |
| New World Crops | 0 | - | 4.38 | 30,918 |
| Hispanic Last Names in the U.S. | 0 | - | 4.31 | 54,794 |
| History of Mexico | 0 | - | 4.58 | 15,336 |
| South American Geography Quiz #2 | 0 | - | 4.61 | 39,827 |
| South American Geography Quiz #1 | 0 | - | 4.62 | 32,614 |
| Word Chain - South America | 0 | - | 4.51 | 23,935 |
| North American Physical Geography | 0 | - | 4.35 | 30,436 |
| United States Map Quiz | 0 | - | 4.98 | 4,163,864 |
| Most Populous Native American Tribes | 0 | - | 4.28 | 12,451 |
| 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 | 41,079 |
| Mediterranean Countries Quiz | 0 | - | 4.99 | 212,857 |
| Countries with Territorial Claims in Antarctica | 0 | - | 4.94 | 92,745 |
| Countries That Use the Euro | 0 | - | 4.95 | 105,629 |
| Europe Cities Map Quiz | 0 | - | 4.99 | 365,108 |
| Europe Geography Decoder | 0 | - | 4.86 | 70,120 |
| 10 Easternmost Countries in Europe | 0 | - | 4.89 | 115,734 |
| The Only European Country ... | 0 | - | 4.91 | 217,464 |
| European Countries NOT in NATO | 0 | - | 4.90 | 61,624 |
| Countries that Beat Switzerland | 0 | - | 4.88 | 41,920 |
| South and Central Asia Map Quiz | 0 | - | 4.94 | 99,336 |
| Middle East Map Quiz | 0 | - | 4.99 | 1,384,993 |
| Countries of Africa | 0 | - | 5.00 | 2,545,757 |
| Landlocked Countries in Africa | 0 | - | 4.99 | 47,130 |
| African East Coast | 0 | - | 4.96 | 96,308 |
| Western Africa Map Quiz | 0 | - | 4.97 | 74,169 |
| Australian States and Territories | 0 | - | 4.96 | 142,260 |
| Australian Immigration by Country | 0 | - | 4.81 | 77,371 |
| Australia True or False | 0 | - | 4.87 | 56,961 |
| Flags of North and South America | 0 | - | 4.99 | 374,449 |
| Latin American Countries Map Quiz | 0 | - | 4.97 | 130,137 |
| South America Map Quiz | 0 | - | 5.00 | 1,551,958 |
| South American Physical Geography | 0 | - | 4.58 | 18,368 |
| Countries of North America Quiz | 0 | - | 5.00 | 1,026,130 |
| Canada Provinces and Territories | 0 | - | 5.00 | 343,790 |
| Canada Provinces Map Quiz | 0 | - | 4.99 | 641,825 |
| Straight Shot to Antarctica | 0 | - | 4.94 | 42,968 |
| Add A Letter - Make a European City | 0 | - | 4.90 | 23,433 |
| Flags of Europe Quiz | 0 | - | 4.99 | 1,249,018 |
| Celtic Nations | 0 | - | 4.69 | 47,001 |
| Countries of Europe - One Minute Sprint | 0 | - | 4.94 | 1,330,986 |
| 10 Biggest European Countries by Area | 0 | - | 4.99 | 192,954 |
| 10 Westernmost Countries in Europe | 0 | - | 4.96 | 151,461 |
| Top 10 Languages Spoken in Europe | 0 | - | 4.96 | 219,442 |
| European Landmarks Map Quiz | 0 | - | 4.97 | 87,371 |
| Most Guessed Cities in Europe - Not Capitals | 0 | - | 4.82 | 87,547 |
| Countries of Europe with an Empty Map | 0 | - | 5.00 | 311,406 |
| All First-Level Subdivisions of Europe on a Map | 0 | - | 4.98 | 173,282 |
| Countries of Europe in 1650 with a Map | 0 | - | 4.95 | 69,680 |
| Countries with Territory in the Balkans | 0 | - | 4.96 | 89,593 |
| Eastern Europe Map Quiz | 0 | - | 4.91 | 128,435 |
| Slavic Countries | 0 | - | 4.96 | 111,909 |
| Germany Multiple Choice | 0 | - | 4.84 | 54,485 |
| States of the German Confederation in 1848 | 0 | - | 4.90 | 32,209 |
| Counties of England | 0 | - | 4.97 | 799,095 |
| Flags of Asia Quiz | 0 | - | 4.99 | 616,066 |
| East Asia Cities Map Quiz | 0 | - | 4.96 | 110,427 |
| 10 Biggest Asian Countries by Area | 0 | - | 4.97 | 154,055 |
| 10 Southernmost Countries in Asia | 0 | - | 4.97 | 99,385 |
| 10 Easternmost Countries in Asia | 0 | - | 4.99 | 108,241 |
| Countries of Asia with Two or More Words | 0 | - | 4.96 | 127,265 |
| Asian Countries Ending in "IA" | 0 | - | 4.96 | 107,818 |
| Top Asian Languages on a Map | 0 | - | 4.95 | 71,666 |
| Countries of Asia with an Empty Map | 0 | - | 4.98 | 230,813 |
| All First-Level Subdivisions of Asia on a Map | 0 | - | 4.91 | 50,144 |
| Countries of the Middle East | 0 | - | 4.96 | 201,743 |
| Countries where Arabic is an Official Language | 0 | - | 4.85 | 72,604 |
| Africa Cities Map Quiz | 0 | - | 4.97 | 99,111 |
| Flags of Africa Quiz | 0 | - | 5.00 | 473,400 |
| Top 10 Biggest African Countries by Area | 0 | - | 4.99 | 217,401 |
| 10 Southernmost Countries in Africa | 0 | - | 4.98 | 116,812 |
| 10 Northernmost Countries in Africa | 0 | - | 4.98 | 161,505 |
| Top 10 Smallest African Countries by Area | 0 | - | 4.96 | 33,450 |
| African Countries with the Shortest Names | 0 | - | 4.98 | 153,882 |
| Top African Languages on a Map | 0 | - | 4.92 | 74,485 |
| African Island Countries | 0 | - | 4.96 | 101,897 |
| Countries of Africa with an Empty Map | 0 | - | 5.00 | 243,887 |
| Flags of Oceania | 0 | - | 5.00 | 260,650 |
| All First-Level Subdivisions of Oceania on a Map | 0 | - | 4.97 | 27,440 |
| Australia Cities Map Quiz | 0 | - | 4.82 | 145,759 |
| Australia Country Quiz | 0 | - | 4.43 | 69,674 |
| Australia... or New Zealand? | 0 | - | 4.83 | 61,717 |
| Regions of New Zealand | 0 | - | 4.84 | 28,595 |
| The Only American Country ... | 0 | - | 4.92 | 121,836 |
| American Countries with the Shortest Names | 0 | - | 4.96 | 121,293 |
| Places Mentioned in the Song "Kokomo" | 0 | - | 4.44 | 17,037 |
| Famous People from South America | 0 | - | 4.15 | 22,023 |
| Central America and Caribbean Map Quiz | 0 | - | 4.89 | 903,006 |
| North American Capitals - Map Quiz | 0 | - | 4.88 | 58,231 |
| All First-Level Subdivisions of North America on a Map | 0 | - | 4.97 | 64,425 |
| U.S. State Border Crossings | 0 | - | 4.97 | 96,624 |
| U.S. Citizenship Test Questions | 0 | - | 4.83 | 239,768 |
| U.S. Cities with the Most International Tourists | 0 | - | 4.88 | 75,626 |
| The U.S. Pledge of Allegiance | 0 | - | 3.99 | 18,380 |
| Cities and Towns of Massachusetts | 0 | - | 4.92 | 74,425 |
| Countries Larger Than Texas but With Fewer People | 0 | - | 4.92 | 40,040 |
| US States Quiz | 0 | - | 5.00 | 16,921,778 |
| U.S. Geography - Multiple Choice | 0 | - | 4.41 | 24,837 |
| Mediterranean Countries with an Empty Map | 0 | - | 4.99 | 105,231 |
| European Geography By Letter - P #1 | 0 | - | 4.81 | 97,961 |
| European Diaspora - Top 11 Countries | 0 | - | 4.90 | 96,058 |
| 10 European Countries with the Most Tourists | 0 | - | 4.98 | 137,878 |
| Three Band Flags of Europe | 0 | - | 4.98 | 193,752 |
| Catholic Countries in Europe | 0 | - | 4.83 | 95,408 |
| Biggest Countries in Europe in 1700 | 0 | - | 4.73 | 58,591 |
| Pixelated Europe Map | 0 | - | 4.88 | 123,016 |
| Monarchies of Europe | 0 | - | 4.90 | 98,371 |
| European Countries with One Border | 0 | - | 4.97 | 183,150 |
| European Countries with the Fewest Borders | 0 | - | 4.97 | 179,922 |
| Countries of Europe in 1815 With a Map | 0 | - | 4.99 | 150,775 |
| Federal Subjects of Russia | 0 | - | 4.95 | 148,067 |
| Countries Formerly in Yugoslavia | 0 | - | 4.95 | 125,121 |
| Regions of France Map Quiz | 0 | - | 4.97 | 144,885 |
| States of Germany Map Quiz | 0 | - | 4.92 | 133,243 |
| States of Germany | 0 | - | 4.95 | 153,263 |
| Germany Immigration by Country | 0 | - | 4.85 | 81,303 |
| Regions of Italy | 0 | - | 4.92 | 76,287 |
| Netherlands Immigration by Country | 0 | - | 4.93 | 52,447 |
| Regions of Spain Quiz | 0 | - | 4.90 | 114,448 |
| Cantons of Switzerland | 0 | - | 4.98 | 51,426 |
| UK Cities Map Quiz | 0 | - | 4.96 | 465,238 |
| Countries and Territories of the United Kingdom | 0 | - | 4.90 | 94,173 |
| Counties of England Map Quiz | 0 | - | 4.97 | 308,222 |
| 10 Closest Megacities to London | 0 | - | 4.90 | 17,758 |
| Champions League Winners | 0 | - | 4.92 | 1,010,104 |
| Asian Geography By Letter - B | 0 | - | 4.85 | 66,732 |
| 10 Asian Countries with the Most Tourists | 0 | - | 4.89 | 106,286 |
| Asian Countries with the Shortest Names | 0 | - | 4.97 | 135,578 |
| "Stan" Countries - Map Quiz | 0 | - | 4.98 | 136,536 |
| Pixelated Asia Map | 0 | - | 4.90 | 73,406 |
| Monarchies of Asia | 0 | - | 4.97 | 71,235 |
| Asian Country Superlatives | 0 | - | 4.84 | 81,037 |
| Provinces of Turkey | 0 | - | 4.94 | 204,713 |
| Provinces of China | 0 | - | 4.97 | 205,740 |
| Japanese Prefectures | 0 | - | 4.98 | 137,728 |
| States of India | 0 | - | 4.95 | 194,201 |
| 10 African Countries with the Most Tourists | 0 | - | 4.39 | 60,776 |
| Africa Geography Quiz #1 | 0 | - | 4.93 | 49,399 |
| African Diaspora - Top 10 Countries | 0 | - | 4.93 | 72,898 |
| The Only African Country ... | 0 | - | 4.99 | 129,291 |
| African Countries by a Single Clue | 0 | - | 4.92 | 68,220 |
| Pixelated Africa Map | 0 | - | 4.98 | 100,089 |
| Countries of Africa - One Minute Sprint | 0 | - | 4.43 | 323,262 |
| Countries Closest to Africa | 0 | - | 4.96 | 157,419 |
| African Countries That Have Been to the FIFA World Cup | 0 | - | 4.89 | 58,494 |
| Morocco Country Quiz | 0 | - | 4.81 | 46,600 |
| Eswatini Country Quiz | 0 | - | 4.85 | 20,863 |
| Botswana Country Quiz | 0 | - | 4.90 | 22,570 |
| Lesotho Country Quiz | 0 | - | 4.83 | 20,632 |
| Countries Bordering South Africa | 0 | - | 4.97 | 92,823 |
| Countries Closest to South Africa with Exceptions | 0 | - | 4.81 | 64,023 |
| D.R. Congo Country Quiz | 0 | - | 4.87 | 39,439 |
| Gabon Country Quiz | 0 | - | 4.83 | 18,597 |
| Countries Bordering D.R. Congo | 0 | - | 4.97 | 64,638 |
| Palau Country Quiz | 0 | - | 4.90 | 23,059 |
| Most Visited Countries by Australians | 0 | - | 4.95 | 90,689 |
| Countries that Visit Australia the Most | 0 | - | 4.92 | 69,294 |
| Countries Closest to Australia | 0 | - | 4.99 | 167,159 |
| Countries that Beat Australia | 0 | - | 4.92 | 93,031 |
| Tuvalu Country Quiz | 0 | - | 4.86 | 21,482 |
| Samoa Country Quiz | 0 | - | 4.81 | 20,868 |
| Tonga Country Quiz | 0 | - | 4.83 | 20,557 |
| Top 10 American Countries by Coastline | 0 | - | 4.96 | 88,473 |
