| North America Map Quiz | 0 | - | 4.98 | 248,560 |
| Third Most Common Language by U.S. State | 0 | - | 4.87 | 113,737 |
| Most Spoken Languages in Canada | 0 | - | 4.91 | 55,164 |
| Uruguay Country Quiz | 0 | - | 4.84 | 31,581 |
| Countries of North America with an Empty Map | 0 | - | 4.99 | 94,676 |
| Most-Spoken Languages of the United States | 0 | - | 4.52 | 220,064 |
| Canada Multiple Choice Quiz | 0 | - | 4.50 | 49,327 |
| Canada Geography Trivia | 0 | - | 4.80 | 47,536 |
| 10 Biggest American Countries by Area | 0 | - | 4.95 | 112,613 |
| Top 10 Most Populous American Countries | 0 | - | 4.97 | 144,235 |
| Haiti... or Dominican Republic? | 0 | - | 4.70 | 40,732 |
| U.S. Highway Signs By State | 0 | - | 4.46 | 15,504 |
| Name a Valid Answer - United States #1 | 0 | - | 4.61 | 93,999 |
| Native American Tribes in the US | 0 | - | 4.72 | 25,534 |
| States of Mexico | 0 | - | 4.96 | 176,123 |
| Countries of South America with an Empty Map | 0 | - | 4.94 | 104,926 |
| All First-Level Subdivisions of South America on a Map | 0 | - | 4.92 | 53,929 |
| States of Brazil | 0 | - | 4.97 | 88,108 |
| North American Physical Geography | 0 | - | 4.35 | 30,418 |
| Most Populous Native American Tribes | 0 | - | 4.28 | 12,442 |
| American Countries on the Pacific Coast | 0 | - | 4.80 | 49,260 |
| Top U.S. Cash Crops | 0 | - | 4.39 | 62,311 |
| Things Named For People #2 - U.S. Centric | 0 | - | 4.21 | 52,638 |
| Largest Asian-American Ethnic Groups | 0 | - | 4.12 | 41,021 |
| European Countries by First 2 Letters | 0 | - | 4.95 | 529,598 |
| Paraguay... or Uruguay? | 0 | - | 4.55 | 26,708 |
| African Countries by First 2 Letters | 0 | - | 4.96 | 268,228 |
| U.S. Geography - Multiple Choice | 0 | - | 4.41 | 24,801 |
| Asian Countries by First 2 Letters | 0 | - | 4.91 | 279,181 |
| Australian Capitals | 0 | - | 4.92 | 62,723 |
| The U.S. Pledge of Allegiance | 0 | - | 3.98 | 18,360 |
| Count to 10 in Europe: Pro | 0 | - | 4.86 | 69,141 |
| Official European Union Languages | 0 | - | 4.97 | 238,534 |
| European Countries in their Native Language | 0 | - | 4.99 | 157,871 |
| Europe Map Quiz | 0 | - | 5.00 | 4,763,445 |
| Africa Map Quiz | 0 | - | 5.00 | 2,118,109 |
| Oceania Map Quiz | 0 | - | 4.98 | 642,432 |
| Islands of the Galápagos | 0 | - | 4.54 | 4,782 |
| Europe by Borders in 30 Seconds | 0 | - | 4.98 | 428,254 |
| East Asia Map Quiz | 0 | - | 4.99 | 1,448,306 |
| Asia Map Quiz | 0 | - | 4.99 | 916,943 |
| Countries of Africa | 0 | - | 5.00 | 2,537,402 |
| Landlocked Countries in Africa | 0 | - | 4.99 | 46,838 |
| African East Coast | 0 | - | 4.96 | 96,074 |
| Western Africa Map Quiz | 0 | - | 4.97 | 73,893 |
| Oceanian Capitals - Map Quiz | 0 | - | 4.95 | 50,718 |
| Australia Map Quiz | 0 | - | 4.95 | 344,640 |
| Largest Land Animals of the Americas | 0 | - | 4.39 | 20,269 |
| New World Crops | 0 | - | 4.38 | 30,886 |
| Hispanic Last Names in the U.S. | 0 | - | 4.31 | 54,751 |
| History of Mexico | 0 | - | 4.58 | 15,309 |
| South American Geography Quiz #2 | 0 | - | 4.61 | 39,349 |
| South American Geography Quiz #1 | 0 | - | 4.62 | 32,578 |
| Word Chain - South America | 0 | - | 4.51 | 23,907 |
| United States Map Quiz | 0 | - | 4.98 | 4,158,663 |
| Mediterranean Countries Quiz | 0 | - | 4.99 | 212,289 |
| Countries with Territorial Claims in Antarctica | 0 | - | 4.94 | 92,656 |
| Countries That Use the Euro | 0 | - | 4.95 | 105,059 |
| Europe Cities Map Quiz | 0 | - | 4.99 | 364,504 |
| Europe Geography Decoder | 0 | - | 4.86 | 69,991 |
| 10 Easternmost Countries in Europe | 0 | - | 4.89 | 115,275 |
| The Only European Country ... | 0 | - | 4.91 | 216,668 |
| European Countries NOT in NATO | 0 | - | 4.90 | 61,157 |
| Countries that Beat Switzerland | 0 | - | 4.88 | 41,837 |
| South and Central Asia Map Quiz | 0 | - | 4.94 | 98,988 |
| Middle East Map Quiz | 0 | - | 4.99 | 1,383,050 |
| Africa Cities Map Quiz | 0 | - | 4.97 | 98,976 |
| Flags of Africa Quiz | 0 | - | 5.00 | 471,413 |
| Top 10 Biggest African Countries by Area | 0 | - | 4.99 | 217,001 |
| 10 Southernmost Countries in Africa | 0 | - | 4.98 | 116,587 |
| 10 Northernmost Countries in Africa | 0 | - | 4.98 | 161,253 |
| Top 10 Smallest African Countries by Area | 0 | - | 4.96 | 33,272 |
| African Countries with the Shortest Names | 0 | - | 4.98 | 153,534 |
| Top African Languages on a Map | 0 | - | 4.92 | 74,074 |
| African Island Countries | 0 | - | 4.96 | 101,642 |
| Countries of Africa with an Empty Map | 0 | - | 5.00 | 243,429 |
| Australian States and Territories | 0 | - | 4.96 | 141,980 |
| Australian Immigration by Country | 0 | - | 4.81 | 77,292 |
| Australia True or False | 0 | - | 4.87 | 56,863 |
| Flags of North and South America | 0 | - | 4.99 | 373,148 |
| Latin American Countries Map Quiz | 0 | - | 4.97 | 129,786 |
| South America Map Quiz | 0 | - | 5.00 | 1,549,903 |
| South American Physical Geography | 0 | - | 4.58 | 18,349 |
| Countries of North America Quiz | 0 | - | 5.00 | 1,023,366 |
| Canada Provinces and Territories | 0 | - | 5.00 | 342,600 |
| Canada Provinces Map Quiz | 0 | - | 4.99 | 640,482 |
| Straight Shot to Antarctica | 0 | - | 4.94 | 42,886 |
| Add A Letter - Make a European City | 0 | - | 4.90 | 23,386 |
| Flags of Europe Quiz | 0 | - | 4.99 | 1,244,357 |
| Celtic Nations | 0 | - | 4.69 | 46,945 |
| Countries of Europe - One Minute Sprint | 0 | - | 4.94 | 1,328,809 |
| 10 Biggest European Countries by Area | 0 | - | 4.99 | 192,678 |
| 10 Westernmost Countries in Europe | 0 | - | 4.96 | 151,217 |
| Top 10 Languages Spoken in Europe | 0 | - | 4.96 | 218,743 |
| European Landmarks Map Quiz | 0 | - | 4.97 | 87,162 |
| Most Guessed Cities in Europe - Not Capitals | 0 | - | 4.82 | 87,381 |
| Countries of Europe with an Empty Map | 0 | - | 5.00 | 310,544 |
| All First-Level Subdivisions of Europe on a Map | 0 | - | 4.98 | 171,916 |
| Countries of Europe in 1650 with a Map | 0 | - | 4.95 | 69,240 |
| Countries with Territory in the Balkans | 0 | - | 4.96 | 89,300 |
| Eastern Europe Map Quiz | 0 | - | 4.91 | 128,202 |
| Slavic Countries | 0 | - | 4.96 | 111,669 |
| Germany Multiple Choice | 0 | - | 4.84 | 54,362 |
| States of the German Confederation in 1848 | 0 | - | 4.89 | 32,014 |
| Counties of England | 0 | - | 4.97 | 796,915 |
| "Big Five" European Soccer Champions Since 2000 | 0 | - | 4.97 | 356,056 |
| Flags of Asia Quiz | 0 | - | 4.99 | 613,684 |
| East Asia Cities Map Quiz | 0 | - | 4.96 | 110,246 |
| 10 Biggest Asian Countries by Area | 0 | - | 4.97 | 153,748 |
| 10 Southernmost Countries in Asia | 0 | - | 4.97 | 99,163 |
| 10 Easternmost Countries in Asia | 0 | - | 4.99 | 108,004 |
| Countries of Asia with Two or More Words | 0 | - | 4.96 | 126,911 |
| Asian Countries Ending in "IA" | 0 | - | 4.96 | 107,519 |
| Top Asian Languages on a Map | 0 | - | 4.95 | 71,445 |
| Countries of Asia with an Empty Map | 0 | - | 4.98 | 230,394 |
| All First-Level Subdivisions of Asia on a Map | 0 | - | 4.91 | 49,943 |
| Countries of the Middle East | 0 | - | 4.96 | 201,194 |
| Countries where Arabic is an Official Language | 0 | - | 4.85 | 72,523 |
| States of India | 0 | - | 4.95 | 193,334 |
| 10 African Countries with the Most Tourists | 0 | - | 4.39 | 60,643 |
| Africa Geography Quiz #1 | 0 | - | 4.93 | 49,338 |
| African Diaspora - Top 10 Countries | 0 | - | 4.93 | 72,786 |
| The Only African Country ... | 0 | - | 4.99 | 129,105 |
| African Countries by a Single Clue | 0 | - | 4.92 | 68,130 |
| Pixelated Africa Map | 0 | - | 4.98 | 99,869 |
| Countries of Africa - One Minute Sprint | 0 | - | 4.43 | 322,327 |
| Countries Closest to Africa | 0 | - | 4.96 | 157,211 |
| African Countries That Have Been to the FIFA World Cup | 0 | - | 4.88 | 57,391 |
| Flags of Oceania | 0 | - | 5.00 | 259,476 |
| All First-Level Subdivisions of Oceania on a Map | 0 | - | 4.97 | 27,344 |
| Australia Cities Map Quiz | 0 | - | 4.82 | 145,421 |
| Australia Country Quiz | 0 | - | 4.43 | 69,592 |
| Australia... or New Zealand? | 0 | - | 4.83 | 61,572 |
| Regions of New Zealand | 0 | - | 4.85 | 28,515 |
| The Only American Country ... | 0 | - | 4.92 | 121,620 |
| American Countries with the Shortest Names | 0 | - | 4.96 | 121,128 |
| Places Mentioned in the Song "Kokomo" | 0 | - | 4.44 | 17,022 |
| Famous People from South America | 0 | - | 4.15 | 21,977 |
| Central America and Caribbean Map Quiz | 0 | - | 4.89 | 902,365 |
| North American Capitals - Map Quiz | 0 | - | 4.87 | 57,992 |
| All First-Level Subdivisions of North America on a Map | 0 | - | 4.97 | 64,181 |
| U.S. State Border Crossings | 0 | - | 4.97 | 96,484 |
| U.S. Citizenship Test Questions | 0 | - | 4.83 | 239,478 |
| U.S. Cities with the Most International Tourists | 0 | - | 4.88 | 75,473 |
| Cities and Towns of Massachusetts | 0 | - | 4.92 | 74,069 |
| Countries Larger Than Texas but With Fewer People | 0 | - | 4.92 | 39,946 |
| US States Quiz | 0 | - | 5.00 | 16,877,174 |
| Mediterranean Countries with an Empty Map | 0 | - | 4.99 | 105,092 |
| European Diaspora - Top 11 Countries | 0 | - | 4.90 | 95,869 |
| 10 European Countries with the Most Tourists | 0 | - | 4.98 | 137,548 |
| Three Band Flags of Europe | 0 | - | 4.98 | 193,341 |
| Catholic Countries in Europe | 0 | - | 4.83 | 95,145 |
| Biggest Countries in Europe in 1700 | 0 | - | 4.73 | 58,499 |
| Pixelated Europe Map | 0 | - | 4.88 | 122,770 |
| Monarchies of Europe | 0 | - | 4.90 | 98,162 |
| European Countries with One Border | 0 | - | 4.97 | 182,792 |
| European Countries with the Fewest Borders | 0 | - | 4.97 | 179,590 |
| European Geography By Letter - B #2 | 0 | - | 4.84 | 78,615 |
| Countries of Europe in 1815 With a Map | 0 | - | 4.99 | 150,402 |
| Federal Subjects of Russia | 0 | - | 4.95 | 147,280 |
| Countries Formerly in Yugoslavia | 0 | - | 4.95 | 124,912 |
| Regions of France Map Quiz | 0 | - | 4.97 | 144,452 |
| States of Germany Map Quiz | 0 | - | 4.91 | 132,832 |
| States of Germany | 0 | - | 4.96 | 152,628 |
| Germany Immigration by Country | 0 | - | 4.85 | 81,048 |
| Regions of Italy | 0 | - | 4.92 | 75,895 |
| Netherlands Immigration by Country | 0 | - | 4.93 | 52,179 |
| Regions of Spain Quiz | 0 | - | 4.90 | 113,961 |
| Cantons of Switzerland | 0 | - | 4.98 | 51,214 |
| UK Cities Map Quiz | 0 | - | 4.96 | 464,595 |
| Countries and Territories of the United Kingdom | 0 | - | 4.90 | 94,009 |
| Counties of England Map Quiz | 0 | - | 4.97 | 307,657 |
| 10 Closest Megacities to London | 0 | - | 4.90 | 17,702 |
| Champions League Winners | 0 | - | 4.92 | 1,006,889 |
| Asian Geography By Letter - B | 0 | - | 4.85 | 66,519 |
| 10 Asian Countries with the Most Tourists | 0 | - | 4.89 | 106,014 |
| Asian Countries with the Shortest Names | 0 | - | 4.97 | 135,302 |
| "Stan" Countries - Map Quiz | 0 | - | 4.98 | 135,841 |
| Pixelated Asia Map | 0 | - | 4.90 | 73,215 |
| Monarchies of Asia | 0 | - | 4.97 | 71,094 |
| Asian Country Superlatives | 0 | - | 4.84 | 80,896 |
| Provinces of Turkey | 0 | - | 4.95 | 204,214 |
| Provinces of China | 0 | - | 4.97 | 204,532 |
| Japanese Prefectures | 0 | - | 4.98 | 136,964 |
| Countries Kim Jong Un Has Been To | 0 | - | 4.95 | 32,851 |
| Countries of the Mongol Empire on a Map | 0 | - | 4.99 | 106,872 |
| Biggest Mongol Empire Countries | 0 | - | 4.89 | 81,276 |
| Countries Closest to Taiwan | 0 | - | 4.81 | 93,333 |
| Bhutan Country Quiz | 0 | - | 4.87 | 24,224 |
| States of India Map Quiz | 0 | - | 4.83 | 26,519 |
| Countries Bordering India | 0 | - | 4.98 | 163,435 |
| Countries Closest to India | 0 | - | 4.97 | 102,785 |
| Countries with the Most Ascents of Mount Everest | 0 | - | 4.95 | 58,236 |
| Nepal Country Quiz | 0 | - | 4.95 | 37,730 |
| African Great Lakes | 0 | - | 4.82 | 66,259 |
| Every African Country Shape | 0 | - | 4.90 | 87,335 |
| African Countries with the Most Christians | 0 | - | 4.94 | 75,613 |
| Top 10 Richest Countries in Africa | 0 | - | 4.85 | 76,279 |
| Top 10 Biggest Economies in Africa | 0 | - | 4.99 | 120,616 |
| Name a Valid African Country | 0 | - | 4.98 | 154,094 |
