| Uruguay Country Quiz | 0 | - | 4.82 | 29,032 |
| American Countries on the Pacific Coast | 0 | - | 4.81 | 46,792 |
| 10 Biggest American Countries by Area | 0 | - | 4.95 | 107,913 |
| Top 10 Most Populous American Countries | 0 | - | 4.97 | 134,234 |
| Paraguay... or Uruguay? | 0 | - | 4.53 | 25,580 |
| North America Map Quiz | 0 | - | 4.98 | 204,249 |
| Third Most Common Language by U.S. State | 0 | - | 4.90 | 108,240 |
| Canada Geography Trivia | 0 | - | 4.81 | 45,291 |
| Most Spoken Languages in Canada | 0 | - | 4.88 | 48,074 |
| Countries of North America with an Empty Map | 0 | - | 4.99 | 86,860 |
| States of Mexico | 0 | - | 4.94 | 145,371 |
| Countries of South America with an Empty Map | 0 | - | 4.94 | 95,932 |
| All First-Level Subdivisions of South America on a Map | 0 | - | 4.90 | 42,254 |
| States of Brazil | 0 | - | 4.97 | 71,225 |
| European Countries by First 2 Letters | 0 | - | 4.96 | 492,151 |
| Asian Countries by First 2 Letters | 0 | - | 4.92 | 258,686 |
| African Countries by First 2 Letters | 0 | - | 4.95 | 248,446 |
| Haiti... or Dominican Republic? | 0 | - | 4.71 | 38,620 |
| Most-Spoken Languages of the United States | 0 | - | 4.45 | 165,730 |
| Canada Multiple Choice Quiz | 0 | - | 4.51 | 34,456 |
| Europe Map Quiz | 0 | - | 5.00 | 4,354,551 |
| East Asia Map Quiz | 0 | - | 4.99 | 1,356,294 |
| Asia Map Quiz | 0 | - | 4.99 | 801,182 |
| Africa Map Quiz | 0 | - | 5.00 | 1,962,181 |
| Oceania Map Quiz | 0 | - | 4.98 | 577,221 |
| Australian Capitals | 0 | - | 4.92 | 61,126 |
| Top U.S. Cash Crops | 0 | - | 4.41 | 59,466 |
| Name a Valid Answer - United States #1 | 0 | - | 4.65 | 87,437 |
| Count to 10 in Europe: Pro | 0 | - | 4.81 | 61,984 |
| Official European Union Languages | 0 | - | 4.98 | 204,078 |
| European Countries in their Native Language | 0 | - | 4.99 | 146,131 |
| Europe by Borders in 30 Seconds | 0 | - | 4.98 | 392,880 |
| Countries that Beat Switzerland | 0 | - | 4.87 | 38,382 |
| South and Central Asia Map Quiz | 0 | - | 4.93 | 81,889 |
| African East Coast | 0 | - | 4.97 | 85,862 |
| Western Africa Map Quiz | 0 | - | 4.98 | 62,302 |
| Oceanian Capitals - Map Quiz | 0 | - | 4.95 | 41,694 |
| Largest Land Animals of the Americas | 0 | - | 4.36 | 19,507 |
| New World Crops | 0 | - | 4.33 | 22,924 |
| Islands of the Galápagos | 0 | - | 4.53 | 4,477 |
| North American Physical Geography | 0 | - | 4.33 | 29,583 |
| Most Populous Native American Tribes | 0 | - | 4.32 | 11,828 |
| Native American Tribes in the US | 0 | - | 4.65 | 23,294 |
| Mediterranean Countries Quiz | 0 | - | 4.99 | 197,054 |
| Countries with Territorial Claims in Antarctica | 0 | - | 4.93 | 87,390 |
| Countries That Use the Euro | 0 | - | 4.93 | 66,330 |
| Europe Geography Decoder | 0 | - | 4.88 | 64,347 |
| 10 Easternmost Countries in Europe | 0 | - | 4.87 | 95,487 |
| European Countries with the Fewest Overnight Visitors | 0 | - | 4.83 | 39,339 |
| The Only European Country ... | 0 | - | 4.93 | 183,344 |
| Middle East Map Quiz | 0 | - | 4.99 | 1,294,018 |
| Countries of Africa | 0 | - | 5.00 | 2,217,703 |
| Australia Map Quiz | 0 | - | 4.94 | 323,232 |
| Hispanic Last Names in the U.S. | 0 | - | 4.30 | 52,957 |
| History of Mexico | 0 | - | 4.57 | 14,087 |
| South American Geography Quiz #2 | 0 | - | 4.65 | 37,364 |
| Word Chain - South America | 0 | - | 4.49 | 22,337 |
| United States Map Quiz | 0 | - | 4.98 | 3,934,981 |
| Things Named For People #2 - U.S. Centric | 0 | - | 4.17 | 50,507 |
| Largest Asian-American Ethnic Groups | 0 | - | 4.09 | 38,024 |
| Europe Cities Map Quiz | 0 | - | 4.99 | 339,788 |
| Celtic Nations | 0 | - | 4.76 | 45,056 |
| Add A Letter - Make a European City | 0 | - | 4.86 | 21,288 |
| Counties of England | 0 | - | 4.97 | 705,037 |
| Flags of Asia Quiz | 0 | - | 4.99 | 535,274 |
| East Asia Cities Map Quiz | 0 | - | 4.97 | 101,706 |
| 10 Biggest Asian Countries by Area | 0 | - | 4.97 | 142,687 |
| 10 Southernmost Countries in Asia | 0 | - | 4.97 | 90,241 |
| 10 Easternmost Countries in Asia | 0 | - | 4.98 | 98,234 |
| Countries of Asia with Two or More Words | 0 | - | 4.95 | 112,872 |
| Asian Countries Ending in "IA" | 0 | - | 4.94 | 95,295 |
| Top Asian Languages on a Map | 0 | - | 4.94 | 62,123 |
| Countries of Asia with an Empty Map | 0 | - | 4.98 | 213,324 |
| All First-Level Subdivisions of Asia on a Map | 0 | - | 4.95 | 37,803 |
| Countries of the Middle East | 0 | - | 4.96 | 177,055 |
| Countries where Arabic is an Official Language | 0 | - | 4.83 | 52,486 |
| Africa Cities Map Quiz | 0 | - | 4.97 | 92,673 |
| Flags of Africa Quiz | 0 | - | 4.99 | 396,666 |
| Landlocked Countries in Africa | 0 | - | 4.98 | 21,145 |
| Top 10 Biggest African Countries by Area | 0 | - | 4.99 | 201,005 |
| 10 Southernmost Countries in Africa | 0 | - | 4.98 | 106,661 |
| 10 Northernmost Countries in Africa | 0 | - | 4.98 | 149,539 |
| African Countries with the Shortest Names | 0 | - | 4.97 | 121,706 |
| Top African Languages on a Map | 0 | - | 4.93 | 56,109 |
| African Island Countries | 0 | - | 4.96 | 91,127 |
| Countries of Africa with an Empty Map | 0 | - | 5.00 | 226,224 |
| Australian States and Territories | 0 | - | 4.96 | 130,713 |
| Australian Immigration by Country | 0 | - | 4.81 | 72,906 |
| Australia True or False | 0 | - | 4.90 | 52,277 |
| Flags of North and South America Quiz | 0 | - | 4.99 | 316,410 |
| Latin American Countries Map Quiz | 0 | - | 4.97 | 109,160 |
| South America Map Quiz | 0 | - | 5.00 | 1,437,358 |
| South American Physical Geography | 0 | - | 4.56 | 17,424 |
| Countries of North America Quiz | 0 | - | 5.00 | 898,101 |
| Canada Provinces Map Quiz | 0 | - | 4.99 | 591,390 |
| Straight Shot to Antarctica | 0 | - | 4.91 | 38,055 |
| Flags of Europe Quiz | 0 | - | 4.99 | 1,067,340 |
| Countries of Europe - One Minute Sprint | 0 | - | 4.93 | 1,209,539 |
| 10 Biggest European Countries by Area | 0 | - | 4.99 | 180,252 |
| 10 Westernmost Countries in Europe | 0 | - | 4.95 | 140,228 |
| Top 10 Languages Spoken in Europe | 0 | - | 4.94 | 190,729 |
| European Landmarks Map Quiz | 0 | - | 4.98 | 78,703 |
| Most Guessed Cities in Europe - Not Capitals | 0 | - | 4.89 | 80,846 |
| Countries of Europe with an Empty Map | 0 | - | 5.00 | 289,066 |
| All First-Level Subdivisions of Europe on a Map | 0 | - | 4.98 | 122,947 |
| Countries of Europe in 1650 with a Map | 0 | - | 4.92 | 51,866 |
| Countries with Territory in the Balkans | 0 | - | 4.96 | 76,499 |
| Eastern Europe Map Quiz | 0 | - | 4.90 | 116,976 |
| Slavic Countries | 0 | - | 4.96 | 101,640 |
| Germany Multiple Choice | 0 | - | 4.81 | 50,114 |
| Netherlands Immigration by Country | 0 | - | 4.93 | 32,745 |
| Regions of Spain Quiz | 0 | - | 4.87 | 97,483 |
| Cantons of Switzerland | 0 | - | 4.97 | 41,526 |
| UK Cities Map Quiz | 0 | - | 4.95 | 438,230 |
| Countries and Territories of the United Kingdom | 0 | - | 4.88 | 85,078 |
| Counties of England Map Quiz | 0 | - | 4.97 | 290,121 |
| Champions League Winners | 0 | - | 4.92 | 894,064 |
| Asian Geography By Letter - B | 0 | - | 4.83 | 62,432 |
| Asian Diaspora - Top 10 Countries | 0 | - | 4.81 | 38,541 |
| 10 Asian Countries with the Most Tourists | 0 | - | 4.89 | 93,492 |
| Asian Countries with the Shortest Names | 0 | - | 4.97 | 123,431 |
| "Stan" Countries - Map Quiz | 0 | - | 4.98 | 114,510 |
| Pixelated Asia Map | 0 | - | 4.90 | 64,492 |
| Monarchies of Asia | 0 | - | 4.95 | 54,823 |
| Provinces of Turkey | 0 | - | 4.95 | 180,955 |
| Provinces of China | 0 | - | 4.98 | 161,610 |
| Japanese Prefectures | 0 | - | 4.98 | 110,811 |
| States of India | 0 | - | 4.92 | 160,024 |
| 10 African Countries with the Most Tourists | 0 | - | 4.39 | 55,051 |
| Africa Geography Quiz #1 | 0 | - | 4.92 | 46,560 |
| Top 10 Smallest African Countries by Area | 0 | - | 4.94 | 26,537 |
| African Diaspora - Top 10 Countries | 0 | - | 4.92 | 67,142 |
| The Only African Country ... | 0 | - | 4.99 | 121,219 |
| African Countries by a Single Clue | 0 | - | 4.92 | 64,286 |
| Pixelated Africa Map | 0 | - | 4.98 | 89,820 |
| Countries Closest to Africa | 0 | - | 4.95 | 146,685 |
| Flags of Oceania | 0 | - | 5.00 | 220,751 |
| All First-Level Subdivisions of Oceania on a Map | 0 | - | 4.94 | 21,722 |
| Australia Cities Map Quiz | 0 | - | 4.85 | 133,361 |
| Australia Country Quiz | 0 | - | 4.44 | 58,269 |
| Regions of New Zealand | 0 | - | 4.83 | 25,005 |
| The Only American Country ... | 0 | - | 4.94 | 111,598 |
| American Countries with the Shortest Names | 0 | - | 4.96 | 102,349 |
| South American Geography Quiz #1 | 0 | - | 4.72 | 30,974 |
| Famous People from South America | 0 | - | 4.13 | 19,643 |
| Central America and Caribbean Map Quiz | 0 | - | 4.89 | 859,523 |
| North American Capitals - Map Quiz | 0 | - | 4.89 | 48,387 |
| All First-Level Subdivisions of North America on a Map | 0 | - | 4.98 | 49,562 |
| U.S. State Border Crossings | 0 | - | 4.96 | 83,029 |
| U.S. Citizenship Test Questions | 0 | - | 4.86 | 224,331 |
| U.S. Cities with the Most International Tourists | 0 | - | 4.88 | 66,516 |
| The U.S. Pledge of Allegiance | 0 | - | 3.97 | 17,716 |
| Cities and Towns of Massachusetts | 0 | - | 4.90 | 62,350 |
| U.S. Geography - Multiple Choice | 0 | - | 4.43 | 22,959 |
| Canada Provinces and Territories | 0 | - | 4.99 | 294,203 |
| Mediterranean Countries with an Empty Map | 0 | - | 4.99 | 86,424 |
| European Diaspora - Top 11 Countries | 0 | - | 4.89 | 85,504 |
| 10 European Countries with the Most Tourists | 0 | - | 4.97 | 123,402 |
| Three Band Flags of Europe | 0 | - | 4.97 | 174,321 |
| Catholic Countries in Europe | 0 | - | 4.86 | 85,403 |
| Biggest Countries in Europe in 1700 | 0 | - | 4.72 | 54,459 |
| Pixelated Europe Map | 0 | - | 4.90 | 111,049 |
| Monarchies of Europe | 0 | - | 4.89 | 88,258 |
| European Countries with One Border | 0 | - | 4.96 | 152,662 |
| European Countries with the Fewest Borders | 0 | - | 4.98 | 146,570 |
| Countries of Europe in 1815 With a Map | 0 | - | 4.99 | 135,887 |
| Federal Subjects of Russia | 0 | - | 4.95 | 117,120 |
| Countries Formerly in Yugoslavia | 0 | - | 4.95 | 103,363 |
| Regions of France Map Quiz | 0 | - | 4.96 | 129,393 |
| France Immigration by Country | 0 | - | 4.81 | 70,319 |
| States of Germany Map Quiz | 0 | - | 4.91 | 122,052 |
| States of Germany | 0 | - | 4.94 | 127,270 |
| Germany Immigration by Country | 0 | - | 4.91 | 71,406 |
| Counties of Ireland | 0 | - | 4.90 | 163,709 |
| Regions of Italy | 0 | - | 4.89 | 62,165 |
| Spanish Immigration by Country | 0 | - | 4.63 | 52,545 |
| Spain Cities Map Quiz | 0 | - | 4.87 | 87,659 |
| Regions of Spain Map Quiz | 0 | - | 4.95 | 171,664 |
| Biggest Spanish Empire Countries | 0 | - | 4.91 | 95,483 |
| UK Immigration by Country | 0 | - | 4.94 | 127,510 |
| United Kingdom Country Quiz | 0 | - | 4.94 | 121,734 |
| Modern-Day Countries of the British Empire in 1921 | 0 | - | 4.99 | 102,466 |
| England or Wales? | 0 | - | 4.93 | 41,055 |
| All Champions League Teams Ever | 0 | - | 4.90 | 108,161 |
| Top 12 Languages Spoken in Asia | 0 | - | 4.41 | 30,793 |
| Countries and States in the Caucasus | 0 | - | 4.47 | 47,040 |
| Top 10 Coldest Asian Countries | 0 | - | 4.95 | 117,317 |
| Word Scramble - Asian Countries | 0 | - | 4.49 | 82,165 |
| Asian Countries with the Most Christians | 0 | - | 4.86 | 86,238 |
| Asian Countries Americans Travel to the Most | 0 | - | 4.84 | 55,896 |
| Top 10 Biggest Economies in Asia | 0 | - | 4.88 | 103,750 |
| Countries of Asia - One Minute Sprint | 0 | - | 4.43 | 252,125 |
| Name a Valid Asian Country | 0 | - | 4.98 | 93,757 |
| The Only Remaining Asian Country . . . | 0 | - | 4.70 | 40,783 |
| Countries Closest to the Persian Gulf | 0 | - | 4.92 | 77,761 |
| Countries Closest to Yemen | 0 | - | 4.95 | 3,335 |
| Countries with the Most Arabic Speakers | 0 | - | 4.91 | 71,693 |
| Countries in Southeast Asia With an Empty Map | 0 | - | 4.97 | 93,427 |
| China Cities Map Quiz | 0 | - | 4.88 | 90,109 |
| Provinces of China Map Quiz | 0 | - | 4.92 | 84,611 |
