| North America Map Quiz | 0 | - | 4.98 | 246,862 |
| Third Most Common Language by U.S. State | 0 | - | 4.87 | 113,575 |
| Most Spoken Languages in Canada | 0 | - | 4.91 | 54,915 |
| Uruguay Country Quiz | 0 | - | 4.83 | 31,474 |
| Countries of North America with an Empty Map | 0 | - | 4.99 | 94,356 |
| Haiti... or Dominican Republic? | 0 | - | 4.70 | 40,654 |
| Most-Spoken Languages of the United States | 0 | - | 4.52 | 218,425 |
| Canada Multiple Choice Quiz | 0 | - | 4.50 | 49,131 |
| Canada Geography Trivia | 0 | - | 4.80 | 47,458 |
| 10 Biggest American Countries by Area | 0 | - | 4.95 | 112,431 |
| Top 10 Most Populous American Countries | 0 | - | 4.97 | 143,576 |
| U.S. Highway Signs By State | 0 | - | 4.46 | 15,443 |
| Name a Valid Answer - United States #1 | 0 | - | 4.61 | 93,749 |
| Native American Tribes in the US | 0 | - | 4.72 | 25,349 |
| States of Mexico | 0 | - | 4.95 | 174,945 |
| Countries of South America with an Empty Map | 0 | - | 4.94 | 104,611 |
| All First-Level Subdivisions of South America on a Map | 0 | - | 4.92 | 53,429 |
| States of Brazil | 0 | - | 4.97 | 87,254 |
| North American Physical Geography | 0 | - | 4.35 | 30,390 |
| Most Populous Native American Tribes | 0 | - | 4.28 | 12,429 |
| American Countries on the Pacific Coast | 0 | - | 4.80 | 49,155 |
| Top U.S. Cash Crops | 0 | - | 4.39 | 62,216 |
| Things Named For People #2 - U.S. Centric | 0 | - | 4.21 | 52,579 |
| Largest Asian-American Ethnic Groups | 0 | - | 4.11 | 40,910 |
| European Countries by First 2 Letters | 0 | - | 4.95 | 528,011 |
| Paraguay... or Uruguay? | 0 | - | 4.55 | 26,663 |
| African Countries by First 2 Letters | 0 | - | 4.96 | 267,503 |
| U.S. Geography - Multiple Choice | 0 | - | 4.41 | 24,738 |
| Asian Countries by First 2 Letters | 0 | - | 4.91 | 278,307 |
| Australian Capitals | 0 | - | 4.92 | 62,669 |
| The U.S. Pledge of Allegiance | 0 | - | 3.98 | 18,329 |
| Count to 10 in Europe: Pro | 0 | - | 4.86 | 68,884 |
| Official European Union Languages | 0 | - | 4.97 | 237,772 |
| European Countries in their Native Language | 0 | - | 4.99 | 157,393 |
| Europe Map Quiz | 0 | - | 5.00 | 4,748,317 |
| Africa Map Quiz | 0 | - | 5.00 | 2,111,625 |
| Oceania Map Quiz | 0 | - | 4.98 | 639,025 |
| Islands of the Galápagos | 0 | - | 4.54 | 4,761 |
| Europe by Borders in 30 Seconds | 0 | - | 4.98 | 426,754 |
| East Asia Map Quiz | 0 | - | 4.99 | 1,444,491 |
| Asia Map Quiz | 0 | - | 4.99 | 911,691 |
| Countries of Africa | 0 | - | 5.00 | 2,523,420 |
| Landlocked Countries in Africa | 0 | - | 4.99 | 46,350 |
| African East Coast | 0 | - | 4.96 | 95,596 |
| Western Africa Map Quiz | 0 | - | 4.97 | 73,420 |
| Oceanian Capitals - Map Quiz | 0 | - | 4.95 | 50,254 |
| Australia Map Quiz | 0 | - | 4.94 | 343,412 |
| Largest Land Animals of the Americas | 0 | - | 4.39 | 20,228 |
| New World Crops | 0 | - | 4.37 | 30,714 |
| Hispanic Last Names in the U.S. | 0 | - | 4.31 | 54,679 |
| History of Mexico | 0 | - | 4.58 | 15,269 |
| South American Geography Quiz #2 | 0 | - | 4.61 | 39,274 |
| South American Geography Quiz #1 | 0 | - | 4.62 | 32,536 |
| Word Chain - South America | 0 | - | 4.51 | 23,845 |
| United States Map Quiz | 0 | - | 4.98 | 4,149,503 |
| Mediterranean Countries Quiz | 0 | - | 4.99 | 211,253 |
| Countries with Territorial Claims in Antarctica | 0 | - | 4.94 | 92,501 |
| Countries That Use the Euro | 0 | - | 4.95 | 104,087 |
| Europe Cities Map Quiz | 0 | - | 4.99 | 363,405 |
| Europe Geography Decoder | 0 | - | 4.86 | 69,778 |
| 10 Easternmost Countries in Europe | 0 | - | 4.89 | 114,428 |
| The Only European Country ... | 0 | - | 4.91 | 215,354 |
| European Countries NOT in NATO | 0 | - | 4.90 | 60,443 |
| Countries that Beat Switzerland | 0 | - | 4.88 | 41,688 |
| South and Central Asia Map Quiz | 0 | - | 4.93 | 98,292 |
| Middle East Map Quiz | 0 | - | 4.99 | 1,379,579 |
| Africa Cities Map Quiz | 0 | - | 4.97 | 98,715 |
| Flags of Africa Quiz | 0 | - | 5.00 | 467,429 |
| Top 10 Biggest African Countries by Area | 0 | - | 4.99 | 216,339 |
| 10 Southernmost Countries in Africa | 0 | - | 4.98 | 115,964 |
| 10 Northernmost Countries in Africa | 0 | - | 4.98 | 160,765 |
| Top 10 Smallest African Countries by Area | 0 | - | 4.96 | 32,890 |
| African Countries with the Shortest Names | 0 | - | 4.98 | 152,846 |
| Top African Languages on a Map | 0 | - | 4.92 | 73,313 |
| African Island Countries | 0 | - | 4.96 | 101,226 |
| Countries of Africa with an Empty Map | 0 | - | 5.00 | 242,731 |
| Australian States and Territories | 0 | - | 4.96 | 141,447 |
| Australian Immigration by Country | 0 | - | 4.81 | 77,162 |
| Australia True or False | 0 | - | 4.87 | 56,701 |
| Flags of North and South America | 0 | - | 4.99 | 370,635 |
| Latin American Countries Map Quiz | 0 | - | 4.97 | 128,980 |
| South America Map Quiz | 0 | - | 5.00 | 1,545,357 |
| South American Physical Geography | 0 | - | 4.58 | 18,316 |
| Countries of North America Quiz | 0 | - | 5.00 | 1,018,091 |
| Canada Provinces and Territories | 0 | - | 5.00 | 340,182 |
| Canada Provinces Map Quiz | 0 | - | 4.99 | 638,133 |
| Straight Shot to Antarctica | 0 | - | 4.94 | 42,710 |
| Add A Letter - Make a European City | 0 | - | 4.90 | 23,326 |
| Flags of Europe Quiz | 0 | - | 4.99 | 1,236,020 |
| Celtic Nations | 0 | - | 4.69 | 46,880 |
| Countries of Europe - One Minute Sprint | 0 | - | 4.94 | 1,324,033 |
| 10 Biggest European Countries by Area | 0 | - | 4.99 | 192,215 |
| 10 Westernmost Countries in Europe | 0 | - | 4.96 | 150,757 |
| Top 10 Languages Spoken in Europe | 0 | - | 4.96 | 217,605 |
| European Landmarks Map Quiz | 0 | - | 4.97 | 86,820 |
| Most Guessed Cities in Europe - Not Capitals | 0 | - | 4.82 | 87,144 |
| Countries of Europe with an Empty Map | 0 | - | 5.00 | 309,489 |
| All First-Level Subdivisions of Europe on a Map | 0 | - | 4.98 | 169,728 |
| Countries of Europe in 1650 with a Map | 0 | - | 4.95 | 68,459 |
| Countries with Territory in the Balkans | 0 | - | 4.96 | 88,815 |
| Eastern Europe Map Quiz | 0 | - | 4.91 | 127,575 |
| Slavic Countries | 0 | - | 4.96 | 111,314 |
| Germany Multiple Choice | 0 | - | 4.84 | 54,213 |
| States of the German Confederation in 1848 | 0 | - | 4.90 | 31,792 |
| Counties of England | 0 | - | 4.97 | 793,108 |
| "Big Five" European Soccer Champions Since 2000 | 0 | - | 4.97 | 352,930 |
| Flags of Asia Quiz | 0 | - | 4.99 | 609,603 |
| East Asia Cities Map Quiz | 0 | - | 4.96 | 109,891 |
| 10 Biggest Asian Countries by Area | 0 | - | 4.97 | 153,296 |
| 10 Southernmost Countries in Asia | 0 | - | 4.97 | 98,781 |
| 10 Easternmost Countries in Asia | 0 | - | 4.99 | 107,633 |
| Countries of Asia with Two or More Words | 0 | - | 4.96 | 126,394 |
| Asian Countries Ending in "IA" | 0 | - | 4.96 | 107,048 |
| Top Asian Languages on a Map | 0 | - | 4.95 | 71,091 |
| Countries of Asia with an Empty Map | 0 | - | 4.98 | 229,682 |
| All First-Level Subdivisions of Asia on a Map | 0 | - | 4.93 | 49,589 |
| Countries of the Middle East | 0 | - | 4.96 | 199,997 |
| Countries where Arabic is an Official Language | 0 | - | 4.85 | 72,374 |
| States of India | 0 | - | 4.94 | 191,902 |
| 10 African Countries with the Most Tourists | 0 | - | 4.39 | 60,425 |
| Africa Geography Quiz #1 | 0 | - | 4.93 | 49,216 |
| African Diaspora - Top 10 Countries | 0 | - | 4.92 | 72,509 |
| The Only African Country ... | 0 | - | 4.99 | 128,761 |
| African Countries by a Single Clue | 0 | - | 4.92 | 67,952 |
| Pixelated Africa Map | 0 | - | 4.98 | 99,468 |
| Countries of Africa - One Minute Sprint | 0 | - | 4.42 | 320,893 |
| Countries Closest to Africa | 0 | - | 4.96 | 156,785 |
| Flags of Oceania | 0 | - | 5.00 | 257,271 |
| All First-Level Subdivisions of Oceania on a Map | 0 | - | 4.97 | 27,157 |
| Australia Cities Map Quiz | 0 | - | 4.83 | 144,940 |
| Australia Country Quiz | 0 | - | 4.43 | 69,460 |
| Australia... or New Zealand? | 0 | - | 4.83 | 61,344 |
| Regions of New Zealand | 0 | - | 4.85 | 28,419 |
| The Only American Country ... | 0 | - | 4.92 | 121,220 |
| American Countries with the Shortest Names | 0 | - | 4.96 | 120,774 |
| Places Mentioned in the Song "Kokomo" | 0 | - | 4.44 | 16,995 |
| Famous People from South America | 0 | - | 4.15 | 21,890 |
| Central America and Caribbean Map Quiz | 0 | - | 4.89 | 901,036 |
| North American Capitals - Map Quiz | 0 | - | 4.87 | 57,492 |
| All First-Level Subdivisions of North America on a Map | 0 | - | 4.97 | 63,578 |
| U.S. State Border Crossings | 0 | - | 4.97 | 96,244 |
| U.S. Citizenship Test Questions | 0 | - | 4.83 | 238,923 |
| U.S. Cities with the Most International Tourists | 0 | - | 4.88 | 75,210 |
| Cities and Towns of Massachusetts | 0 | - | 4.92 | 73,529 |
| Countries Larger Than Texas but With Fewer People | 0 | - | 4.92 | 39,717 |
| US States Quiz | 0 | - | 5.00 | 16,792,313 |
| Mediterranean Countries with an Empty Map | 0 | - | 4.99 | 104,783 |
| European Geography By Letter - P #1 | 0 | - | 4.81 | 96,647 |
| European Diaspora - Top 11 Countries | 0 | - | 4.90 | 95,484 |
| 10 European Countries with the Most Tourists | 0 | - | 4.98 | 137,021 |
| Three Band Flags of Europe | 0 | - | 4.98 | 192,606 |
| Catholic Countries in Europe | 0 | - | 4.83 | 94,662 |
| Biggest Countries in Europe in 1700 | 0 | - | 4.73 | 58,314 |
| Pixelated Europe Map | 0 | - | 4.88 | 122,301 |
| Monarchies of Europe | 0 | - | 4.90 | 97,755 |
| European Countries with One Border | 0 | - | 4.97 | 182,221 |
| European Countries with the Fewest Borders | 0 | - | 4.97 | 179,081 |
| European Geography By Letter - B #2 | 0 | - | 4.84 | 76,735 |
| Countries of Europe in 1815 With a Map | 0 | - | 4.99 | 149,622 |
| Federal Subjects of Russia | 0 | - | 4.94 | 145,554 |
| Countries Formerly in Yugoslavia | 0 | - | 4.95 | 124,575 |
| Regions of France Map Quiz | 0 | - | 4.97 | 143,901 |
| States of Germany Map Quiz | 0 | - | 4.91 | 132,282 |
| States of Germany | 0 | - | 4.96 | 151,281 |
| Germany Immigration by Country | 0 | - | 4.85 | 80,649 |
| Regions of Italy | 0 | - | 4.92 | 75,297 |
| Netherlands Immigration by Country | 0 | - | 4.93 | 50,606 |
| Regions of Spain Quiz | 0 | - | 4.90 | 113,288 |
| Cantons of Switzerland | 0 | - | 4.98 | 50,792 |
| UK Cities Map Quiz | 0 | - | 4.96 | 463,518 |
| Countries and Territories of the United Kingdom | 0 | - | 4.89 | 93,393 |
| Counties of England Map Quiz | 0 | - | 4.97 | 306,746 |
| 10 Closest Megacities to London | 0 | - | 4.90 | 17,626 |
| Champions League Winners | 0 | - | 4.92 | 1,001,424 |
| Asian Geography By Letter - B | 0 | - | 4.85 | 66,194 |
| 10 Asian Countries with the Most Tourists | 0 | - | 4.89 | 105,571 |
| Asian Countries with the Shortest Names | 0 | - | 4.97 | 134,852 |
| "Stan" Countries - Map Quiz | 0 | - | 4.98 | 134,834 |
| Pixelated Asia Map | 0 | - | 4.90 | 72,844 |
| Monarchies of Asia | 0 | - | 4.97 | 70,867 |
| Asian Country Superlatives | 0 | - | 4.83 | 80,672 |
| Provinces of Turkey | 0 | - | 4.95 | 203,133 |
| Provinces of China | 0 | - | 4.97 | 202,546 |
| Japanese Prefectures | 0 | - | 4.98 | 135,897 |
| Countries Kim Jong Un Has Been To | 0 | - | 4.95 | 32,562 |
| Countries of the Mongol Empire on a Map | 0 | - | 4.99 | 106,397 |
| Biggest Mongol Empire Countries | 0 | - | 4.89 | 81,023 |
| Countries Closest to Taiwan | 0 | - | 4.81 | 93,078 |
| Bhutan Country Quiz | 0 | - | 4.87 | 24,137 |
| States of India Map Quiz | 0 | - | 4.83 | 26,260 |
| Countries Bordering India | 0 | - | 4.98 | 163,228 |
| Countries Closest to India | 0 | - | 4.97 | 102,499 |
| Countries with the Most Ascents of Mount Everest | 0 | - | 4.95 | 58,009 |
| Nepal Country Quiz | 0 | - | 4.95 | 37,573 |
| African Great Lakes | 0 | - | 4.82 | 65,779 |
| Every African Country Shape | 0 | - | 4.90 | 86,733 |
| African Countries with the Most Christians | 0 | - | 4.94 | 75,225 |
| Top 10 Richest Countries in Africa | 0 | - | 4.85 | 75,577 |
| Top 10 Biggest Economies in Africa | 0 | - | 4.99 | 119,832 |
| Name a Valid African Country | 0 | - | 4.98 | 153,509 |
