| North America Map Quiz | 0 | - | 4.98 | 237,533 |
| Third Most Common Language by U.S. State | 0 | - | 4.89 | 112,788 |
| Most Spoken Languages in Canada | 0 | - | 4.91 | 53,622 |
| Uruguay Country Quiz | 0 | - | 4.83 | 30,958 |
| Countries of North America with an Empty Map | 0 | - | 4.99 | 92,815 |
| Most-Spoken Languages of the United States | 0 | - | 4.45 | 210,769 |
| Canada Multiple Choice Quiz | 0 | - | 4.53 | 48,044 |
| Canada Geography Trivia | 0 | - | 4.80 | 47,037 |
| 10 Biggest American Countries by Area | 0 | - | 4.95 | 111,486 |
| Top 10 Most Populous American Countries | 0 | - | 4.97 | 141,933 |
| Haiti... or Dominican Republic? | 0 | - | 4.70 | 40,319 |
| U.S. Highway Signs By State | 0 | - | 4.46 | 15,223 |
| Name a Valid Answer - United States #1 | 0 | - | 4.63 | 92,412 |
| Native American Tribes in the US | 0 | - | 4.73 | 25,052 |
| States of Mexico | 0 | - | 4.95 | 167,571 |
| Countries of South America with an Empty Map | 0 | - | 4.94 | 102,943 |
| All First-Level Subdivisions of South America on a Map | 0 | - | 4.91 | 50,721 |
| States of Brazil | 0 | - | 4.98 | 83,435 |
| North American Physical Geography | 0 | - | 4.34 | 30,244 |
| Most Populous Native American Tribes | 0 | - | 4.28 | 12,317 |
| American Countries on the Pacific Coast | 0 | - | 4.80 | 48,669 |
| Top U.S. Cash Crops | 0 | - | 4.39 | 61,688 |
| Things Named For People #2 - U.S. Centric | 0 | - | 4.20 | 52,301 |
| Largest Asian-American Ethnic Groups | 0 | - | 4.11 | 40,394 |
| European Countries by First 2 Letters | 0 | - | 4.96 | 520,563 |
| Paraguay... or Uruguay? | 0 | - | 4.55 | 26,428 |
| African Countries by First 2 Letters | 0 | - | 4.96 | 263,761 |
| U.S. Geography - Multiple Choice | 0 | - | 4.41 | 24,407 |
| Asian Countries by First 2 Letters | 0 | - | 4.91 | 274,040 |
| Australian Capitals | 0 | - | 4.92 | 62,353 |
| The U.S. Pledge of Allegiance | 0 | - | 3.98 | 18,192 |
| Count to 10 in Europe: Pro | 0 | - | 4.85 | 67,557 |
| Official European Union Languages | 0 | - | 4.98 | 233,751 |
| European Countries in their Native Language | 0 | - | 4.99 | 154,882 |
| Europe Map Quiz | 0 | - | 5.00 | 4,673,739 |
| Africa Map Quiz | 0 | - | 5.00 | 2,082,285 |
| Oceania Map Quiz | 0 | - | 4.98 | 623,131 |
| Islands of the Galápagos | 0 | - | 4.54 | 4,722 |
| Europe by Borders in 30 Seconds | 0 | - | 4.98 | 419,748 |
| East Asia Map Quiz | 0 | - | 4.99 | 1,426,158 |
| Asia Map Quiz | 0 | - | 4.99 | 889,017 |
| Countries of Africa | 0 | - | 5.00 | 2,454,656 |
| Landlocked Countries in Africa | 0 | - | 4.99 | 43,944 |
| African East Coast | 0 | - | 4.96 | 93,394 |
| Western Africa Map Quiz | 0 | - | 4.97 | 71,313 |
| Oceanian Capitals - Map Quiz | 0 | - | 4.95 | 48,338 |
| Australia Map Quiz | 0 | - | 4.94 | 339,264 |
| Largest Land Animals of the Americas | 0 | - | 4.38 | 20,089 |
| New World Crops | 0 | - | 4.33 | 23,416 |
| Hispanic Last Names in the U.S. | 0 | - | 4.30 | 54,378 |
| History of Mexico | 0 | - | 4.58 | 15,086 |
| South American Geography Quiz #2 | 0 | - | 4.68 | 38,867 |
| South American Geography Quiz #1 | 0 | - | 4.74 | 32,207 |
| Word Chain - South America | 0 | - | 4.51 | 23,566 |
| United States Map Quiz | 0 | - | 4.98 | 4,114,479 |
| Mediterranean Countries Quiz | 0 | - | 4.99 | 205,625 |
| Countries with Territorial Claims in Antarctica | 0 | - | 4.94 | 91,121 |
| Countries That Use the Euro | 0 | - | 4.96 | 99,138 |
| Europe Cities Map Quiz | 0 | - | 4.99 | 358,782 |
| Europe Geography Decoder | 0 | - | 4.86 | 68,636 |
| 10 Easternmost Countries in Europe | 0 | - | 4.88 | 110,432 |
| The Only European Country ... | 0 | - | 4.92 | 207,588 |
| European Countries NOT in NATO | 0 | - | 4.89 | 56,614 |
| Countries that Beat Switzerland | 0 | - | 4.87 | 41,102 |
| South and Central Asia Map Quiz | 0 | - | 4.94 | 94,438 |
| Middle East Map Quiz | 0 | - | 4.99 | 1,364,014 |
| Africa Cities Map Quiz | 0 | - | 4.97 | 97,250 |
| Flags of Africa Quiz | 0 | - | 5.00 | 448,685 |
| Top 10 Biggest African Countries by Area | 0 | - | 4.99 | 213,041 |
| 10 Southernmost Countries in Africa | 0 | - | 4.98 | 113,990 |
| 10 Northernmost Countries in Africa | 0 | - | 4.98 | 158,150 |
| African Countries with the Shortest Names | 0 | - | 4.98 | 133,529 |
| Top African Languages on a Map | 0 | - | 4.92 | 69,764 |
| African Island Countries | 0 | - | 4.96 | 99,108 |
| Countries of Africa with an Empty Map | 0 | - | 5.00 | 239,245 |
| Australian States and Territories | 0 | - | 4.95 | 138,931 |
| Australian Immigration by Country | 0 | - | 4.81 | 76,479 |
| Australia True or False | 0 | - | 4.87 | 55,891 |
| Flags of North and South America | 0 | - | 4.99 | 349,529 |
| Latin American Countries Map Quiz | 0 | - | 4.97 | 125,476 |
| South America Map Quiz | 0 | - | 5.00 | 1,525,550 |
| South American Physical Geography | 0 | - | 4.58 | 18,124 |
| Countries of North America Quiz | 0 | - | 5.00 | 992,116 |
| Canada Provinces and Territories | 0 | - | 5.00 | 329,103 |
| Canada Provinces Map Quiz | 0 | - | 4.99 | 625,550 |
| Straight Shot to Antarctica | 0 | - | 4.93 | 41,801 |
| Add A Letter - Make a European City | 0 | - | 4.89 | 22,918 |
| Flags of Europe Quiz | 0 | - | 4.99 | 1,192,771 |
| Celtic Nations | 0 | - | 4.69 | 46,545 |
| Countries of Europe - One Minute Sprint | 0 | - | 4.94 | 1,303,523 |
| 10 Biggest European Countries by Area | 0 | - | 4.99 | 189,583 |
| 10 Westernmost Countries in Europe | 0 | - | 4.96 | 148,369 |
| Top 10 Languages Spoken in Europe | 0 | - | 4.95 | 212,374 |
| European Landmarks Map Quiz | 0 | - | 4.97 | 85,357 |
| Most Guessed Cities in Europe - Not Capitals | 0 | - | 4.84 | 85,878 |
| Countries of Europe with an Empty Map | 0 | - | 5.00 | 304,663 |
| All First-Level Subdivisions of Europe on a Map | 0 | - | 4.99 | 160,402 |
| Countries of Europe in 1650 with a Map | 0 | - | 4.95 | 64,796 |
| Countries with Territory in the Balkans | 0 | - | 4.96 | 86,448 |
| Eastern Europe Map Quiz | 0 | - | 4.91 | 125,403 |
| Slavic Countries | 0 | - | 4.96 | 109,499 |
| Germany Multiple Choice | 0 | - | 4.83 | 53,480 |
| Counties of England | 0 | - | 4.97 | 776,701 |
| "Big Five" European Soccer Champions Since 2000 | 0 | - | 4.97 | 340,540 |
| Flags of Asia Quiz | 0 | - | 4.99 | 591,212 |
| East Asia Cities Map Quiz | 0 | - | 4.97 | 108,087 |
| 10 Biggest Asian Countries by Area | 0 | - | 4.97 | 151,228 |
| 10 Southernmost Countries in Asia | 0 | - | 4.97 | 97,026 |
| 10 Easternmost Countries in Asia | 0 | - | 4.99 | 105,743 |
| Countries of Asia with Two or More Words | 0 | - | 4.96 | 123,605 |
| Asian Countries Ending in "IA" | 0 | - | 4.96 | 104,625 |
| Top Asian Languages on a Map | 0 | - | 4.94 | 69,264 |
| Countries of Asia with an Empty Map | 0 | - | 4.98 | 226,331 |
| All First-Level Subdivisions of Asia on a Map | 0 | - | 4.92 | 47,458 |
| Countries of the Middle East | 0 | - | 4.95 | 195,426 |
| Countries where Arabic is an Official Language | 0 | - | 4.85 | 71,700 |
| States of India | 0 | - | 4.94 | 185,015 |
| 10 African Countries with the Most Tourists | 0 | - | 4.38 | 59,299 |
| Africa Geography Quiz #1 | 0 | - | 4.93 | 48,572 |
| Top 10 Smallest African Countries by Area | 0 | - | 4.96 | 31,281 |
| African Diaspora - Top 10 Countries | 0 | - | 4.92 | 71,356 |
| The Only African Country ... | 0 | - | 4.98 | 127,065 |
| African Countries by a Single Clue | 0 | - | 4.92 | 67,190 |
| Pixelated Africa Map | 0 | - | 4.98 | 97,129 |
| Countries Closest to Africa | 0 | - | 4.96 | 154,625 |
| Flags of Oceania | 0 | - | 5.00 | 247,827 |
| All First-Level Subdivisions of Oceania on a Map | 0 | - | 4.96 | 25,748 |
| Australia Cities Map Quiz | 0 | - | 4.83 | 142,474 |
| Australia Country Quiz | 0 | - | 4.43 | 68,611 |
| Australia... or New Zealand? | 0 | - | 4.83 | 60,137 |
| Regions of New Zealand | 0 | - | 4.85 | 27,566 |
| The Only American Country ... | 0 | - | 4.92 | 118,581 |
| American Countries with the Shortest Names | 0 | - | 4.96 | 118,921 |
| Places Mentioned in the Song "Kokomo" | 0 | - | 4.43 | 16,853 |
| Famous People from South America | 0 | - | 4.15 | 21,496 |
| Central America and Caribbean Map Quiz | 0 | - | 4.89 | 894,907 |
| North American Capitals - Map Quiz | 0 | - | 4.86 | 55,258 |
| All First-Level Subdivisions of North America on a Map | 0 | - | 4.97 | 60,035 |
| U.S. State Border Crossings | 0 | - | 4.97 | 94,567 |
| U.S. Citizenship Test Questions | 0 | - | 4.83 | 235,905 |
| U.S. Cities with the Most International Tourists | 0 | - | 4.88 | 73,262 |
| Cities and Towns of Massachusetts | 0 | - | 4.92 | 71,665 |
| US States Quiz | 0 | - | 5.00 | 16,405,174 |
| Mediterranean Countries with an Empty Map | 0 | - | 4.99 | 103,290 |
| European Diaspora - Top 11 Countries | 0 | - | 4.89 | 93,760 |
| 10 European Countries with the Most Tourists | 0 | - | 4.98 | 134,144 |
| Three Band Flags of Europe | 0 | - | 4.97 | 188,764 |
| Catholic Countries in Europe | 0 | - | 4.83 | 92,726 |
| Biggest Countries in Europe in 1700 | 0 | - | 4.70 | 57,509 |
| Pixelated Europe Map | 0 | - | 4.87 | 119,665 |
| Monarchies of Europe | 0 | - | 4.89 | 95,844 |
| European Countries with One Border | 0 | - | 4.97 | 179,214 |
| European Countries with the Fewest Borders | 0 | - | 4.97 | 175,943 |
| European Geography By Letter - B #2 | 0 | - | 4.83 | 74,246 |
| Countries of Europe in 1815 With a Map | 0 | - | 4.99 | 146,593 |
| Federal Subjects of Russia | 0 | - | 4.95 | 139,364 |
| Countries Formerly in Yugoslavia | 0 | - | 4.95 | 122,593 |
| Regions of France Map Quiz | 0 | - | 4.96 | 140,712 |
| States of Germany Map Quiz | 0 | - | 4.91 | 129,855 |
| States of Germany | 0 | - | 4.95 | 145,530 |
| Germany Immigration by Country | 0 | - | 4.84 | 78,606 |
| States of the German Confederation in 1848 | 0 | - | 4.89 | 30,632 |
| Regions of Italy | 0 | - | 4.92 | 72,300 |
| Netherlands Immigration by Country | 0 | - | 4.94 | 42,253 |
| Regions of Spain Quiz | 0 | - | 4.90 | 109,690 |
| Cantons of Switzerland | 0 | - | 4.97 | 48,516 |
| UK Cities Map Quiz | 0 | - | 4.95 | 458,199 |
| Countries and Territories of the United Kingdom | 0 | - | 4.89 | 91,637 |
| Counties of England Map Quiz | 0 | - | 4.97 | 303,333 |
| 10 Closest Megacities to London | 0 | - | 4.90 | 17,141 |
| Champions League Winners | 0 | - | 4.92 | 980,079 |
| Asian Geography By Letter - B | 0 | - | 4.85 | 65,339 |
| 10 Asian Countries with the Most Tourists | 0 | - | 4.89 | 103,171 |
| Asian Countries with the Shortest Names | 0 | - | 4.97 | 132,624 |
| "Stan" Countries - Map Quiz | 0 | - | 4.98 | 130,372 |
| Pixelated Asia Map | 0 | - | 4.91 | 70,938 |
| Monarchies of Asia | 0 | - | 4.97 | 69,789 |
| Asian Country Superlatives | 0 | - | 4.83 | 79,628 |
| Provinces of Turkey | 0 | - | 4.95 | 196,747 |
| Provinces of China | 0 | - | 4.97 | 192,698 |
| Japanese Prefectures | 0 | - | 4.98 | 130,331 |
| Countries Kim Jong Un Has Been To | 0 | - | 4.95 | 31,175 |
| Countries of the Mongol Empire on a Map | 0 | - | 4.99 | 104,139 |
| Biggest Mongol Empire Countries | 0 | - | 4.89 | 79,818 |
| Bhutan Country Quiz | 0 | - | 4.87 | 23,636 |
| States of India Map Quiz | 0 | - | 4.90 | 25,194 |
| Countries Bordering India | 0 | - | 4.98 | 161,823 |
| Countries Closest to India | 0 | - | 4.96 | 101,029 |
| Countries with the Most Ascents of Mount Everest | 0 | - | 4.95 | 57,039 |
| Nepal Country Quiz | 0 | - | 4.95 | 36,721 |
| African Great Lakes | 0 | - | 4.81 | 63,451 |
| Every African Country Shape | 0 | - | 4.89 | 83,752 |
| African Countries with the Most Christians | 0 | - | 4.94 | 73,844 |
| Top 10 Richest Countries in Africa | 0 | - | 4.85 | 74,359 |
| Top 10 Biggest Economies in Africa | 0 | - | 4.99 | 118,282 |
| Countries of Africa - One Minute Sprint | 0 | - | 4.42 | 315,447 |
| Name a Valid African Country | 0 | - | 4.98 | 150,550 |
| Kenya Country Quiz | 0 | - | 4.86 | 33,945 |
| Djibouti Country Quiz | 0 | - | 4.82 | 21,200 |
| Countries Closest to Ethiopia | 0 | - | 4.89 | 67,753 |
