| Uruguay Country Quiz | 0 | - | 4.84 | 31,725 |
| 10 Biggest American Countries by Area | 0 | - | 4.95 | 112,889 |
| Top 10 Most Populous American Countries | 0 | - | 4.96 | 144,676 |
| Paraguay... or Uruguay? | 0 | - | 4.55 | 26,767 |
| North America Map Quiz | 0 | - | 4.98 | 251,071 |
| Third Most Common Language by U.S. State | 0 | - | 4.87 | 113,938 |
| Most Spoken Languages in Canada | 0 | - | 4.91 | 55,487 |
| Countries of North America with an Empty Map | 0 | - | 4.99 | 95,062 |
| States of Mexico | 0 | - | 4.96 | 177,815 |
| Countries of South America with an Empty Map | 0 | - | 4.94 | 105,361 |
| All First-Level Subdivisions of South America on a Map | 0 | - | 4.92 | 54,634 |
| States of Brazil | 0 | - | 4.97 | 89,375 |
| American Countries on the Pacific Coast | 0 | - | 4.80 | 49,360 |
| European Countries by First 2 Letters | 0 | - | 4.95 | 531,990 |
| Haiti... or Dominican Republic? | 0 | - | 4.70 | 40,823 |
| Most-Spoken Languages of the United States | 0 | - | 4.52 | 221,993 |
| Canada Multiple Choice Quiz | 0 | - | 4.50 | 49,599 |
| Canada Geography Trivia | 0 | - | 4.80 | 47,660 |
| Asian Countries by First 2 Letters | 0 | - | 4.92 | 280,414 |
| African Countries by First 2 Letters | 0 | - | 4.96 | 269,123 |
| Australian Capitals | 0 | - | 4.92 | 62,812 |
| Name a Valid Answer - United States #1 | 0 | - | 4.62 | 94,318 |
| Count to 10 in Europe: Pro | 0 | - | 4.86 | 69,610 |
| Official European Union Languages | 0 | - | 4.97 | 239,538 |
| European Countries in their Native Language | 0 | - | 4.99 | 158,513 |
| Europe Map Quiz | 0 | - | 5.00 | 4,782,472 |
| Oceania Map Quiz | 0 | - | 4.98 | 658,364 |
| Islands of the Galápagos | 0 | - | 4.54 | 4,790 |
| Native American Tribes in the US | 0 | - | 4.74 | 25,698 |
| Europe by Borders in 30 Seconds | 0 | - | 4.98 | 430,404 |
| East Asia Map Quiz | 0 | - | 4.99 | 1,451,414 |
| Asia Map Quiz | 0 | - | 4.99 | 923,688 |
| Africa Map Quiz | 0 | - | 5.00 | 2,126,707 |
| Oceanian Capitals - Map Quiz | 0 | - | 4.95 | 51,329 |
| Australia Map Quiz | 0 | - | 4.95 | 345,889 |
| Largest Land Animals of the Americas | 0 | - | 4.39 | 20,308 |
| New World Crops | 0 | - | 4.38 | 30,942 |
| Hispanic Last Names in the U.S. | 0 | - | 4.31 | 54,840 |
| History of Mexico | 0 | - | 4.52 | 15,358 |
| South American Geography Quiz #2 | 0 | - | 4.41 | 43,638 |
| South American Geography Quiz #1 | 0 | - | 4.62 | 32,844 |
| Word Chain - South America | 0 | - | 4.51 | 23,988 |
| North American Physical Geography | 0 | - | 4.35 | 30,452 |
| United States Map Quiz | 0 | - | 4.98 | 4,168,763 |
| Most Populous Native American Tribes | 0 | - | 4.28 | 12,472 |
| Top U.S. Cash Crops | 0 | - | 4.39 | 62,424 |
| Things Named For People #2 - U.S. Centric | 0 | - | 4.21 | 52,709 |
| Largest Asian-American Ethnic Groups | 0 | - | 4.12 | 41,148 |
| Mediterranean Countries Quiz | 0 | - | 4.99 | 213,586 |
| Countries with Territorial Claims in Antarctica | 0 | - | 4.94 | 92,864 |
| Countries That Use the Euro | 0 | - | 4.95 | 106,432 |
| Europe Cities Map Quiz | 0 | - | 4.99 | 365,886 |
| Europe Geography Decoder | 0 | - | 4.86 | 70,251 |
| 10 Easternmost Countries in Europe | 0 | - | 4.87 | 116,835 |
| The Only European Country ... | 0 | - | 4.91 | 218,542 |
| European Countries NOT in NATO | 0 | - | 4.91 | 62,254 |
| Countries that Beat Switzerland | 0 | - | 4.88 | 42,015 |
| South and Central Asia Map Quiz | 0 | - | 4.94 | 99,769 |
| Middle East Map Quiz | 0 | - | 4.99 | 1,386,546 |
| Countries of Africa | 0 | - | 5.00 | 2,554,798 |
| Landlocked Countries in Africa | 0 | - | 4.99 | 47,684 |
| African East Coast | 0 | - | 4.96 | 96,620 |
| Western Africa Map Quiz | 0 | - | 4.97 | 74,460 |
| Australian States and Territories | 0 | - | 4.96 | 142,693 |
| Australian Immigration by Country | 0 | - | 4.81 | 77,454 |
| Australia True or False | 0 | - | 4.87 | 57,090 |
| Flags of North and South America | 0 | - | 4.99 | 376,167 |
| Latin American Countries Map Quiz | 0 | - | 4.97 | 130,486 |
| South America Map Quiz | 0 | - | 5.00 | 1,554,815 |
| South American Physical Geography | 0 | - | 4.58 | 18,390 |
| Countries of North America Quiz | 0 | - | 5.00 | 1,029,622 |
| Canada Provinces and Territories | 0 | - | 5.00 | 345,470 |
| Canada Provinces Map Quiz | 0 | - | 4.99 | 643,495 |
| Straight Shot to Antarctica | 0 | - | 4.94 | 43,116 |
| Add A Letter - Make a European City | 0 | - | 4.90 | 23,481 |
| Flags of Europe Quiz | 0 | - | 4.99 | 1,254,827 |
| Celtic Nations | 0 | - | 4.61 | 47,072 |
| Countries of Europe - One Minute Sprint | 0 | - | 4.94 | 1,334,200 |
| 10 Biggest European Countries by Area | 0 | - | 4.99 | 193,348 |
| 10 Westernmost Countries in Europe | 0 | - | 4.96 | 151,894 |
| Top 10 Languages Spoken in Europe | 0 | - | 4.96 | 220,376 |
| European Landmarks Map Quiz | 0 | - | 4.97 | 87,654 |
| Most Guessed Cities in Europe - Not Capitals | 0 | - | 4.82 | 87,928 |
| Countries of Europe with an Empty Map | 0 | - | 5.00 | 312,331 |
| All First-Level Subdivisions of Europe on a Map | 0 | - | 4.99 | 175,201 |
| Countries of Europe in 1650 with a Map | 0 | - | 4.95 | 70,160 |
| Countries with Territory in the Balkans | 0 | - | 4.96 | 90,006 |
| Eastern Europe Map Quiz | 0 | - | 4.91 | 128,677 |
| Slavic Countries | 0 | - | 4.96 | 112,234 |
| Germany Multiple Choice | 0 | - | 4.84 | 54,643 |
| States of the German Confederation in 1848 | 0 | - | 4.90 | 32,375 |
| Counties of England | 0 | - | 4.97 | 801,719 |
| Flags of Asia Quiz | 0 | - | 4.99 | 618,735 |
| East Asia Cities Map Quiz | 0 | - | 4.96 | 110,665 |
| 10 Biggest Asian Countries by Area | 0 | - | 4.97 | 154,410 |
| 10 Southernmost Countries in Asia | 0 | - | 4.97 | 99,778 |
| 10 Easternmost Countries in Asia | 0 | - | 4.99 | 109,042 |
| Countries of Asia with Two or More Words | 0 | - | 4.96 | 127,645 |
| Asian Countries Ending in "IA" | 0 | - | 4.96 | 108,180 |
| Top Asian Languages on a Map | 0 | - | 4.95 | 71,945 |
| Countries of Asia with an Empty Map | 0 | - | 4.98 | 231,347 |
| All First-Level Subdivisions of Asia on a Map | 0 | - | 4.91 | 50,466 |
| Countries of the Middle East | 0 | - | 4.96 | 202,371 |
| Countries where Arabic is an Official Language | 0 | - | 4.85 | 72,697 |
| Africa Cities Map Quiz | 0 | - | 4.97 | 99,423 |
| Flags of Africa Quiz | 0 | - | 5.00 | 476,213 |
| Top 10 Biggest African Countries by Area | 0 | - | 4.99 | 218,156 |
| 10 Southernmost Countries in Africa | 0 | - | 4.98 | 117,347 |
| 10 Northernmost Countries in Africa | 0 | - | 4.98 | 162,137 |
| Top 10 Smallest African Countries by Area | 0 | - | 4.96 | 34,005 |
| African Countries with the Shortest Names | 0 | - | 4.98 | 154,412 |
| Top African Languages on a Map | 0 | - | 4.94 | 75,030 |
| African Island Countries | 0 | - | 4.96 | 102,307 |
| Countries of Africa with an Empty Map | 0 | - | 5.00 | 244,382 |
| Flags of Oceania | 0 | - | 5.00 | 262,082 |
| All First-Level Subdivisions of Oceania on a Map | 0 | - | 4.97 | 27,626 |
| Australia Cities Map Quiz | 0 | - | 4.82 | 146,359 |
| Australia Country Quiz | 0 | - | 4.43 | 69,791 |
| Australia... or New Zealand? | 0 | - | 4.83 | 61,914 |
| Regions of New Zealand | 0 | - | 4.84 | 28,686 |
| The Only American Country ... | 0 | - | 4.92 | 122,103 |
| American Countries with the Shortest Names | 0 | - | 4.96 | 121,556 |
| Places Mentioned in the Song "Kokomo" | 0 | - | 4.44 | 17,068 |
| Famous People from South America | 0 | - | 4.15 | 22,068 |
| Central America and Caribbean Map Quiz | 0 | - | 4.89 | 904,455 |
| North American Capitals - Map Quiz | 0 | - | 4.88 | 58,697 |
| All First-Level Subdivisions of North America on a Map | 0 | - | 4.97 | 64,786 |
| U.S. State Border Crossings | 0 | - | 4.97 | 96,802 |
| U.S. Citizenship Test Questions | 0 | - | 4.83 | 240,671 |
| U.S. Cities with the Most International Tourists | 0 | - | 4.88 | 75,849 |
| The U.S. Pledge of Allegiance | 0 | - | 4.00 | 18,401 |
| Cities and Towns of Massachusetts | 0 | - | 4.93 | 74,858 |
| Countries Larger Than Texas but With Fewer People | 0 | - | 4.92 | 40,204 |
| US States Quiz | 0 | - | 5.00 | 16,971,066 |
| U.S. Geography - Multiple Choice | 0 | - | 4.41 | 24,880 |
| Mediterranean Countries with an Empty Map | 0 | - | 4.99 | 105,418 |
| European Geography By Letter - P #1 | 0 | - | 4.81 | 98,605 |
| European Diaspora - Top 11 Countries | 0 | - | 4.90 | 96,377 |
| 10 European Countries with the Most Tourists | 0 | - | 4.98 | 138,301 |
| Three Band Flags of Europe | 0 | - | 4.98 | 194,317 |
| Catholic Countries in Europe | 0 | - | 4.83 | 95,658 |
| Biggest Countries in Europe in 1700 | 0 | - | 4.73 | 58,710 |
| Pixelated Europe Map | 0 | - | 4.88 | 123,336 |
| Monarchies of Europe | 0 | - | 4.90 | 98,715 |
| European Countries with One Border | 0 | - | 4.97 | 183,567 |
| European Countries with the Fewest Borders | 0 | - | 4.97 | 180,337 |
| Countries of Europe in 1815 With a Map | 0 | - | 4.99 | 151,158 |
| Federal Subjects of Russia | 0 | - | 4.95 | 149,111 |
| Countries Formerly in Yugoslavia | 0 | - | 4.95 | 125,371 |
| Regions of France Map Quiz | 0 | - | 4.97 | 145,430 |
| States of Germany Map Quiz | 0 | - | 4.92 | 133,639 |
| States of Germany | 0 | - | 4.95 | 154,145 |
| Germany Immigration by Country | 0 | - | 4.86 | 81,585 |
| Regions of Italy | 0 | - | 4.92 | 76,791 |
| Netherlands Immigration by Country | 0 | - | 4.93 | 52,695 |
| Regions of Spain Quiz | 0 | - | 4.90 | 115,117 |
| Cantons of Switzerland | 0 | - | 4.98 | 51,656 |
| UK Cities Map Quiz | 0 | - | 4.96 | 466,086 |
| Countries and Territories of the United Kingdom | 0 | - | 4.90 | 94,417 |
| Counties of England Map Quiz | 0 | - | 4.97 | 308,752 |
| 10 Closest Megacities to London | 0 | - | 4.90 | 17,816 |
| Champions League Winners | 0 | - | 4.92 | 1,014,157 |
| Asian Geography By Letter - B | 0 | - | 4.85 | 66,903 |
| 10 Asian Countries with the Most Tourists | 0 | - | 4.89 | 106,664 |
| Asian Countries with the Shortest Names | 0 | - | 4.97 | 135,960 |
| "Stan" Countries - Map Quiz | 0 | - | 4.98 | 137,169 |
| Pixelated Asia Map | 0 | - | 4.90 | 73,675 |
| Monarchies of Asia | 0 | - | 4.97 | 71,427 |
| Asian Country Superlatives | 0 | - | 4.84 | 81,214 |
| Provinces of Turkey | 0 | - | 4.94 | 205,509 |
| Provinces of China | 0 | - | 4.97 | 207,305 |
| Japanese Prefectures | 0 | - | 4.98 | 138,624 |
| States of India | 0 | - | 4.95 | 195,417 |
| 10 African Countries with the Most Tourists | 0 | - | 4.39 | 60,932 |
| Africa Geography Quiz #1 | 0 | - | 4.93 | 49,523 |
| African Diaspora - Top 10 Countries | 0 | - | 4.93 | 73,223 |
| The Only African Country ... | 0 | - | 4.99 | 129,556 |
| African Countries by a Single Clue | 0 | - | 4.92 | 68,334 |
| 10 Easternmost Countries in Africa | 0 | - | 4.97 | 24,830 |
| Pixelated Africa Map | 0 | - | 4.98 | 100,340 |
| Countries of Africa - One Minute Sprint | 0 | - | 4.43 | 323,936 |
| Countries Closest to Africa | 0 | - | 4.96 | 157,690 |
| African Countries That Have Been to the FIFA World Cup | 0 | - | 4.89 | 59,439 |
| Morocco Country Quiz | 0 | - | 4.81 | 46,763 |
| Eswatini Country Quiz | 0 | - | 4.85 | 20,908 |
| Botswana Country Quiz | 0 | - | 4.90 | 22,630 |
| Lesotho Country Quiz | 0 | - | 4.83 | 20,670 |
| Countries Bordering South Africa | 0 | - | 4.97 | 92,877 |
| Countries Closest to South Africa with Exceptions | 0 | - | 4.81 | 64,086 |
| D.R. Congo Country Quiz | 0 | - | 4.88 | 39,534 |
| Gabon Country Quiz | 0 | - | 4.83 | 18,636 |
| Countries Bordering D.R. Congo | 0 | - | 4.97 | 64,775 |
| Palau Country Quiz | 0 | - | 4.90 | 23,114 |
| Most Visited Countries by Australians | 0 | - | 4.95 | 90,836 |
| Countries that Visit Australia the Most | 0 | - | 4.92 | 69,511 |
| Countries Closest to Australia | 0 | - | 4.99 | 167,677 |
| Countries that Beat Australia | 0 | - | 4.92 | 93,335 |
| Tuvalu Country Quiz | 0 | - | 4.86 | 21,531 |
| Samoa Country Quiz | 0 | - | 4.81 | 20,927 |
| Tonga Country Quiz | 0 | - | 4.83 | 20,599 |
