| Haiti... or Dominican Republic? | 0 | - | 4.71 | 38,654 |
| North America Map Quiz | 0 | - | 4.98 | 204,772 |
| Third Most Common Language by U.S. State | 0 | - | 4.90 | 108,302 |
| Canada Geography Trivia | 0 | - | 4.81 | 45,334 |
| Most Spoken Languages in Canada | 0 | - | 4.88 | 48,165 |
| Uruguay Country Quiz | 0 | - | 4.82 | 29,071 |
| Countries of North America with an Empty Map | 0 | - | 4.99 | 87,012 |
| The United States... or the United Kingdom? | 0 | - | 4.87 | 91,519 |
| Paraguay... or Uruguay? | 0 | - | 4.53 | 25,591 |
| Most-Spoken Languages of the United States | 0 | - | 4.45 | 165,874 |
| Canada Multiple Choice Quiz | 0 | - | 4.49 | 35,273 |
| 10 Biggest American Countries by Area | 0 | - | 4.95 | 107,970 |
| Top 10 Most Populous American Countries | 0 | - | 4.97 | 134,406 |
| Top U.S. Cash Crops | 0 | - | 4.41 | 59,512 |
| Name a Valid Answer - United States #1 | 0 | - | 4.65 | 87,511 |
| U.S. Highway Signs By State | 0 | - | 4.44 | 14,362 |
| U.S. Geography - Multiple Choice | 0 | - | 4.43 | 22,990 |
| Native American Tribes in the US | 0 | - | 4.66 | 23,320 |
| Slovakia... or Slovenia? | 0 | - | 4.72 | 40,098 |
| States of Mexico | 0 | - | 4.94 | 145,685 |
| Countries of South America with an Empty Map | 0 | - | 4.94 | 96,091 |
| All First-Level Subdivisions of South America on a Map | 0 | - | 4.90 | 42,416 |
| States of Brazil | 0 | - | 4.97 | 71,480 |
| North American Physical Geography | 0 | - | 4.33 | 29,601 |
| Most Populous Native American Tribes | 0 | - | 4.32 | 11,835 |
| Things Named For People #2 - U.S. Centric | 0 | - | 4.17 | 50,521 |
| Largest Asian-American Ethnic Groups | 0 | - | 4.09 | 38,071 |
| Austria... or Australia? | 0 | - | 4.79 | 99,168 |
| Greenland... or Iceland? | 0 | - | 4.49 | 42,170 |
| Iran... or Iraq? | 0 | - | 4.32 | 31,795 |
| American Countries on the Pacific Coast | 0 | - | 4.78 | 46,850 |
| Iceland... or Ireland? | 0 | - | 4.72 | 54,545 |
| European Countries by First 2 Letters | 0 | - | 4.96 | 492,629 |
| Asian Countries by First 2 Letters | 0 | - | 4.92 | 258,956 |
| African Countries by First 2 Letters | 0 | - | 4.95 | 248,703 |
| The U.S. Pledge of Allegiance | 0 | - | 3.97 | 17,723 |
| Europe Map Quiz | 0 | - | 5.00 | 4,359,211 |
| Save Europeans by Guessing Countries | 0 | - | 4.87 | 174,468 |
| Which Country of the United Kingdom? | 0 | - | 4.60 | 35,932 |
| East Asia Map Quiz | 0 | - | 4.99 | 1,357,267 |
| Asia Map Quiz | 0 | - | 4.99 | 802,517 |
| Which Asian Country? | 0 | - | 4.65 | 55,257 |
| China Multiple Choice | 0 | - | 4.48 | 35,617 |
| Africa Map Quiz | 0 | - | 5.00 | 1,964,320 |
| Which African Country? | 0 | - | 4.57 | 34,812 |
| Oceania Map Quiz | 0 | - | 4.98 | 578,016 |
| Australian Capitals | 0 | - | 4.92 | 61,146 |
| Hispanic Last Names in the U.S. | 0 | - | 4.30 | 52,995 |
| Islands of the Galápagos | 0 | - | 4.53 | 4,480 |
| History of Mexico | 0 | - | 4.57 | 14,107 |
| South American Geography Quiz #2 | 0 | - | 4.66 | 37,406 |
| Word Chain - South America | 0 | - | 4.49 | 22,360 |
| United States Map Quiz | 0 | - | 4.98 | 3,937,220 |
| Count to 10 in Europe: Pro | 0 | - | 4.81 | 62,049 |
| Official European Union Languages | 0 | - | 4.98 | 204,337 |
| European Countries in their Native Language | 0 | - | 4.99 | 146,254 |
| Europe by Borders in 30 Seconds | 0 | - | 4.98 | 393,313 |
| Which European Country - Multiple Choice | 0 | - | 4.52 | 80,988 |
| Add A Letter - Make a European City | 0 | - | 4.86 | 21,311 |
| Countries that Beat Switzerland | 0 | - | 4.87 | 38,438 |
| Counties of England | 0 | - | 4.97 | 706,606 |
| British History Multiple Choice #1 | 0 | - | 4.47 | 52,151 |
| Flags of Asia Quiz | 0 | - | 4.99 | 536,119 |
| East Asia Cities Map Quiz | 0 | - | 4.97 | 101,800 |
| 10 Biggest Asian Countries by Area | 0 | - | 4.97 | 142,817 |
| 10 Southernmost Countries in Asia | 0 | - | 4.97 | 90,354 |
| 10 Easternmost Countries in Asia | 0 | - | 4.98 | 98,345 |
| Countries of Asia with Two or More Words | 0 | - | 4.95 | 113,056 |
| Asian Countries Ending in "IA" | 0 | - | 4.95 | 95,419 |
| Top Asian Languages on a Map | 0 | - | 4.94 | 62,214 |
| South and Central Asia Map Quiz | 0 | - | 4.93 | 82,075 |
| Countries of Asia with an Empty Map | 0 | - | 4.98 | 213,737 |
| All First-Level Subdivisions of Asia on a Map | 0 | - | 4.95 | 37,973 |
| Middle East Map Quiz | 0 | - | 4.99 | 1,294,910 |
| Countries of the Middle East | 0 | - | 4.95 | 177,513 |
| Countries where Arabic is an Official Language | 0 | - | 4.83 | 52,520 |
| Countries of Africa | 0 | - | 5.00 | 2,221,227 |
| Africa Cities Map Quiz | 0 | - | 4.97 | 92,727 |
| Flags of Africa Quiz | 0 | - | 4.99 | 397,479 |
| Landlocked Countries in Africa | 0 | - | 4.98 | 21,242 |
| Top 10 Biggest African Countries by Area | 0 | - | 4.99 | 201,210 |
| 10 Southernmost Countries in Africa | 0 | - | 4.98 | 106,756 |
| 10 Northernmost Countries in Africa | 0 | - | 4.98 | 149,678 |
| African East Coast | 0 | - | 4.97 | 85,993 |
| African Countries with the Shortest Names | 0 | - | 4.97 | 121,903 |
| Western Africa Map Quiz | 0 | - | 4.98 | 62,425 |
| Top African Languages on a Map | 0 | - | 4.93 | 56,366 |
| African Island Countries | 0 | - | 4.96 | 91,243 |
| Countries of Africa with an Empty Map | 0 | - | 5.00 | 226,675 |
| South Africa Multiple Choice | 0 | - | 4.55 | 26,310 |
| Oceanian Capitals - Map Quiz | 0 | - | 4.95 | 41,791 |
| Australian States and Territories | 0 | - | 4.96 | 130,789 |
| Australian Immigration by Country | 0 | - | 4.82 | 73,234 |
| Australia Map Quiz | 0 | - | 4.94 | 323,435 |
| Australia True or False | 0 | - | 4.90 | 52,342 |
| Flags of North and South America Quiz | 0 | - | 4.99 | 316,891 |
| Largest Land Animals of the Americas | 0 | - | 4.36 | 19,511 |
| New World Crops | 0 | - | 4.33 | 22,932 |
| Latin American Countries Map Quiz | 0 | - | 4.97 | 109,276 |
| South America Map Quiz | 0 | - | 5.00 | 1,438,710 |
| South American Geography Quiz #1 | 0 | - | 4.72 | 30,997 |
| South American Physical Geography | 0 | - | 4.56 | 17,441 |
| Countries of North America Quiz | 0 | - | 5.00 | 899,457 |
| Canada Provinces Map Quiz | 0 | - | 4.99 | 591,750 |
| Mediterranean Countries Quiz | 0 | - | 4.99 | 197,171 |
| Countries with Territorial Claims in Antarctica | 0 | - | 4.93 | 87,416 |
| Straight Shot to Antarctica | 0 | - | 4.91 | 38,096 |
| Countries That Use the Euro | 0 | - | 4.93 | 66,547 |
| Flags of Europe Quiz | 0 | - | 4.99 | 1,069,120 |
| Europe Cities Map Quiz | 0 | - | 4.99 | 340,071 |
| Countries of Europe - One Minute Sprint | 0 | - | 4.93 | 1,211,523 |
| Europe Geography Decoder | 0 | - | 4.88 | 64,427 |
| 10 Easternmost Countries in Europe | 0 | - | 4.88 | 95,705 |
| 10 Biggest European Countries by Area | 0 | - | 4.99 | 180,386 |
| 10 Westernmost Countries in Europe | 0 | - | 4.95 | 140,342 |
| Top 10 Languages Spoken in Europe | 0 | - | 4.94 | 191,064 |
| European Countries with the Fewest Overnight Visitors | 0 | - | 4.83 | 39,361 |
| European Landmarks Map Quiz | 0 | - | 4.98 | 78,793 |
| The Only European Country ... | 0 | - | 4.93 | 183,654 |
| Most Guessed Cities in Europe - Not Capitals | 0 | - | 4.89 | 80,971 |
| Countries of Europe with an Empty Map | 0 | - | 5.00 | 289,366 |
| All First-Level Subdivisions of Europe on a Map | 0 | - | 4.99 | 123,578 |
| Countries of Europe in 1650 with a Map | 0 | - | 4.92 | 52,093 |
| Countries with Territory in the Balkans | 0 | - | 4.96 | 76,619 |
| Eastern Europe Map Quiz | 0 | - | 4.90 | 117,046 |
| Slavic Countries | 0 | - | 4.96 | 101,702 |
| France True or False? | 0 | - | 4.41 | 37,715 |
| Germany Multiple Choice | 0 | - | 4.81 | 50,158 |
| Ancient Greece - Multiple Choice | 0 | - | 4.53 | 39,164 |
| Netherlands Immigration by Country | 0 | - | 4.93 | 32,805 |
| Spain Cities Map Quiz | 0 | - | 4.87 | 87,936 |
| Regions of Spain Quiz | 0 | - | 4.87 | 97,690 |
| Regions of Spain Map Quiz | 0 | - | 4.95 | 171,839 |
| Biggest Spanish Empire Countries | 0 | - | 4.91 | 95,665 |
| Cantons of Switzerland | 0 | - | 4.97 | 41,621 |
| UK Cities Map Quiz | 0 | - | 4.95 | 438,605 |
| UK Immigration by Country | 0 | - | 4.94 | 127,657 |
| United Kingdom Country Quiz | 0 | - | 4.94 | 121,987 |
| Countries and Territories of the United Kingdom | 0 | - | 4.88 | 85,143 |
| Counties of England Map Quiz | 0 | - | 4.97 | 290,383 |
| Modern-Day Countries of the British Empire in 1921 | 0 | - | 4.99 | 102,640 |
| England or Wales? | 0 | - | 4.93 | 41,125 |
| "Big Five" European Soccer Champions Since 2000 | 0 | - | 4.97 | 282,986 |
| All Champions League Teams Ever | 0 | - | 4.90 | 108,359 |
| Champions League Winners | 0 | - | 4.92 | 895,845 |
| Asian Geography By Letter - B | 0 | - | 4.83 | 62,507 |
| Asian Diaspora - Top 10 Countries | 0 | - | 4.81 | 38,594 |
| 10 Asian Countries with the Most Tourists | 0 | - | 4.90 | 93,647 |
| Top 10 Coldest Asian Countries | 0 | - | 4.95 | 117,372 |
| Asian Countries with the Shortest Names | 0 | - | 4.97 | 123,560 |
| "Stan" Countries - Map Quiz | 0 | - | 4.98 | 114,724 |
| Asian Countries with the Most Christians | 0 | - | 4.87 | 86,343 |
| Asian Countries Americans Travel to the Most | 0 | - | 4.84 | 55,992 |
| Top 10 Biggest Economies in Asia | 0 | - | 4.88 | 103,899 |
| Pixelated Asia Map | 0 | - | 4.90 | 64,571 |
| Monarchies of Asia | 0 | - | 4.95 | 54,892 |
| Category Elimination - Asian Geography #1 | 0 | - | 4.91 | 95,144 |
| Category Elimination - Asian Geography #2 | 0 | - | 4.94 | 84,324 |
| Name a Valid Asian Country | 0 | - | 4.98 | 93,856 |
| Countries Closest to the Persian Gulf | 0 | - | 4.92 | 77,958 |
| Provinces of Turkey | 0 | - | 4.95 | 181,258 |
| Countries with the Most Arabic Speakers | 0 | - | 4.92 | 71,795 |
| Countries in Southeast Asia With an Empty Map | 0 | - | 4.97 | 93,523 |
| Provinces of China | 0 | - | 4.98 | 162,089 |
| China Cities Map Quiz | 0 | - | 4.88 | 90,198 |
| Provinces of China Map Quiz | 0 | - | 4.92 | 84,690 |
| Japanese Prefectures | 0 | - | 4.98 | 111,236 |
| Japan Country Quiz | 0 | - | 4.92 | 121,730 |
| Countries of the Mongol Empire on a Map | 0 | - | 4.99 | 95,466 |
| States of India | 0 | - | 4.92 | 160,481 |
| Countries with the Most Ascents of Mount Everest | 0 | - | 4.96 | 53,289 |
| Nepal Country Quiz | 0 | - | 4.95 | 34,009 |
| African Great Lakes | 0 | - | 4.85 | 55,282 |
| Africa Geography Quiz #1 | 0 | - | 4.92 | 46,600 |
| Top 10 Smallest African Countries by Area | 0 | - | 4.94 | 26,622 |
| African Diaspora - Top 10 Countries | 0 | - | 4.92 | 67,210 |
| The Only African Country ... | 0 | - | 4.99 | 121,342 |
| African Countries by a Single Clue | 0 | - | 4.92 | 64,342 |
| African Countries with the Most Christians | 0 | - | 4.92 | 68,620 |
| Top 10 Biggest Economies in Africa | 0 | - | 4.99 | 111,640 |
| Pixelated Africa Map | 0 | - | 4.98 | 89,914 |
| Countries Closest to Africa | 0 | - | 4.95 | 146,807 |
| Category Elimination - African Geography #1 | 0 | - | 4.90 | 81,487 |
| All First-Level Subdivisions of Africa on a Map | 0 | - | 4.92 | 26,783 |
| Name a Valid African Country | 0 | - | 4.98 | 126,505 |
| Kenya Country Quiz | 0 | - | 4.87 | 31,648 |
| D.R. Congo Country Quiz | 0 | - | 4.85 | 36,024 |
| Flags of Oceania | 0 | - | 5.00 | 221,128 |
| All First-Level Subdivisions of Oceania on a Map | 0 | - | 4.94 | 21,872 |
| Australia Cities Map Quiz | 0 | - | 4.86 | 133,524 |
| Most Visited Countries by Australians | 0 | - | 4.95 | 85,327 |
| Countries that Visit Australia the Most | 0 | - | 4.92 | 61,337 |
| Countries Closest to Australia | 0 | - | 4.99 | 147,230 |
| Australia... or New Zealand? | 0 | - | 4.83 | 55,772 |
| Regions of New Zealand | 0 | - | 4.81 | 25,041 |
| The Only American Country ... | 0 | - | 4.94 | 111,731 |
| American Countries with the Shortest Names | 0 | - | 4.96 | 102,453 |
| Top 10 Biggest Economies in the Americas | 0 | - | 4.94 | 83,179 |
| American Countries With No Atlantic Coastline | 0 | - | 4.90 | 74,116 |
| Places Mentioned in the Song "Kokomo" | 0 | - | 4.42 | 16,322 |
