| European Countries by First 2 Letters | 0 | - | 4.95 | 527,473 |
| African Countries by First 2 Letters | 0 | - | 4.96 | 267,269 |
| Asian Countries by First 2 Letters | 0 | - | 4.91 | 278,058 |
| Australian Capitals | 0 | - | 4.92 | 62,646 |
| Count to 10 in Europe: Pro | 0 | - | 4.86 | 68,819 |
| Official European Union Languages | 0 | - | 4.97 | 237,553 |
| European Countries in their Native Language | 0 | - | 4.99 | 157,251 |
| Europe Map Quiz | 0 | - | 5.00 | 4,743,511 |
| Africa Map Quiz | 0 | - | 5.00 | 2,109,768 |
| Oceania Map Quiz | 0 | - | 4.98 | 638,029 |
| Celtic Nations | 0 | - | 4.69 | 46,866 |
| Europe by Borders in 30 Seconds | 0 | - | 4.98 | 426,332 |
| East Asia Map Quiz | 0 | - | 4.99 | 1,443,585 |
| Asia Map Quiz | 0 | - | 4.99 | 910,301 |
| Landlocked Countries in Africa | 0 | - | 4.99 | 46,197 |
| African East Coast | 0 | - | 4.96 | 95,447 |
| Western Africa Map Quiz | 0 | - | 4.97 | 73,304 |
| Oceanian Capitals - Map Quiz | 0 | - | 4.95 | 50,138 |
| Mediterranean Countries Quiz | 0 | - | 4.99 | 210,943 |
| Countries with Territorial Claims in Antarctica | 0 | - | 4.94 | 92,431 |
| Countries That Use the Euro | 0 | - | 4.95 | 103,784 |
| Europe Geography Decoder | 0 | - | 4.86 | 69,721 |
| 10 Easternmost Countries in Europe | 0 | - | 4.89 | 114,201 |
| The Only European Country ... | 0 | - | 4.91 | 214,931 |
| European Countries NOT in NATO | 0 | - | 4.90 | 60,199 |
| Countries that Beat Switzerland | 0 | - | 4.88 | 41,652 |
| South and Central Asia Map Quiz | 0 | - | 4.93 | 98,119 |
| Countries of Africa | 0 | - | 5.00 | 2,518,838 |
| Australia Map Quiz | 0 | - | 4.94 | 343,142 |
| Europe Cities Map Quiz | 0 | - | 4.99 | 363,088 |
| Middle East Map Quiz | 0 | - | 4.99 | 1,378,826 |
| 10 African Countries with the Most Tourists | 0 | - | 4.39 | 60,354 |
| United States Map Quiz | 0 | - | 4.98 | 4,147,390 |
| Add A Letter - Make a European City | 0 | - | 4.90 | 23,310 |
| Africa Cities Map Quiz | 0 | - | 4.97 | 98,606 |
| Flags of Africa Quiz | 0 | - | 5.00 | 466,263 |
| Top 10 Biggest African Countries by Area | 0 | - | 4.99 | 216,124 |
| 10 Southernmost Countries in Africa | 0 | - | 4.98 | 115,842 |
| 10 Northernmost Countries in Africa | 0 | - | 4.98 | 160,622 |
| Top 10 Smallest African Countries by Area | 0 | - | 4.96 | 32,787 |
| African Countries with the Shortest Names | 0 | - | 4.98 | 152,661 |
| Top African Languages on a Map | 0 | - | 4.92 | 73,110 |
| African Island Countries | 0 | - | 4.96 | 101,101 |
| Countries of Africa with an Empty Map | 0 | - | 5.00 | 242,316 |
| Australian States and Territories | 0 | - | 4.96 | 141,274 |
| Australian Immigration by Country | 0 | - | 4.81 | 77,112 |
| Australia Country Quiz | 0 | - | 4.43 | 69,403 |
| Australia True or False | 0 | - | 4.87 | 56,652 |
| Flags of North and South America | 0 | - | 4.99 | 369,714 |
| 10 Biggest American Countries by Area | 0 | - | 4.95 | 112,364 |
| Top 10 Most Populous American Countries | 0 | - | 4.97 | 143,468 |
| Latin American Countries Map Quiz | 0 | - | 4.97 | 128,748 |
| South America Map Quiz | 0 | - | 5.00 | 1,543,989 |
| Countries of North America Quiz | 0 | - | 5.00 | 1,016,389 |
| North America Map Quiz | 0 | - | 4.98 | 246,225 |
| Third Most Common Language by U.S. State | 0 | - | 4.87 | 113,512 |
| Canada Provinces and Territories | 0 | - | 5.00 | 339,583 |
| Canada Provinces Map Quiz | 0 | - | 4.99 | 637,564 |
| Most Spoken Languages in Canada | 0 | - | 4.91 | 54,840 |
| Straight Shot to Antarctica | 0 | - | 4.94 | 42,650 |
| Flags of Europe Quiz | 0 | - | 4.99 | 1,233,469 |
| Countries of Europe - One Minute Sprint | 0 | - | 4.94 | 1,322,906 |
| 10 Biggest European Countries by Area | 0 | - | 4.99 | 192,071 |
| 10 Westernmost Countries in Europe | 0 | - | 4.96 | 150,646 |
| Top 10 Languages Spoken in Europe | 0 | - | 4.96 | 217,221 |
| European Landmarks Map Quiz | 0 | - | 4.97 | 86,721 |
| Most Guessed Cities in Europe - Not Capitals | 0 | - | 4.82 | 87,066 |
| Biggest Countries in Europe in 1700 | 0 | - | 4.73 | 58,279 |
| Countries of Europe with an Empty Map | 0 | - | 5.00 | 309,095 |
| All First-Level Subdivisions of Europe on a Map | 0 | - | 4.98 | 169,256 |
| Countries with Territory in the Balkans | 0 | - | 4.96 | 88,659 |
| Eastern Europe Map Quiz | 0 | - | 4.91 | 127,490 |
| Slavic Countries | 0 | - | 4.96 | 111,181 |
| Germany Multiple Choice | 0 | - | 4.84 | 54,172 |
| Counties of England | 0 | - | 4.97 | 792,028 |
| Flags of Asia Quiz | 0 | - | 4.99 | 608,465 |
| East Asia Cities Map Quiz | 0 | - | 4.96 | 109,778 |
| 10 Biggest Asian Countries by Area | 0 | - | 4.97 | 153,167 |
| 10 Southernmost Countries in Asia | 0 | - | 4.97 | 98,692 |
| 10 Easternmost Countries in Asia | 0 | - | 4.99 | 107,541 |
| Countries of Asia with Two or More Words | 0 | - | 4.96 | 126,221 |
| Asian Countries Ending in "IA" | 0 | - | 4.96 | 106,907 |
| Top Asian Languages on a Map | 0 | - | 4.95 | 70,965 |
| Countries of Asia with an Empty Map | 0 | - | 4.98 | 229,465 |
| Countries of the Middle East | 0 | - | 4.96 | 199,723 |
| Countries where Arabic is an Official Language | 0 | - | 4.85 | 72,343 |
| States of India | 0 | - | 4.94 | 191,460 |
| Africa Geography Quiz #1 | 0 | - | 4.93 | 49,178 |
| African Diaspora - Top 10 Countries | 0 | - | 4.92 | 72,425 |
| The Only African Country ... | 0 | - | 4.98 | 128,666 |
| African Countries by a Single Clue | 0 | - | 4.92 | 67,896 |
| Pixelated Africa Map | 0 | - | 4.98 | 99,362 |
| Countries of Africa - One Minute Sprint | 0 | - | 4.42 | 320,566 |
| Countries Closest to Africa | 0 | - | 4.96 | 156,673 |
| Flags of Oceania | 0 | - | 5.00 | 256,683 |
| All First-Level Subdivisions of Oceania on a Map | 0 | - | 4.97 | 27,107 |
| Australia Cities Map Quiz | 0 | - | 4.83 | 144,753 |
| Regions of New Zealand | 0 | - | 4.85 | 28,350 |
| The Only American Country ... | 0 | - | 4.92 | 121,122 |
| American Countries with the Shortest Names | 0 | - | 4.96 | 120,687 |
| Uruguay Country Quiz | 0 | - | 4.83 | 31,430 |
| North American Capitals - Map Quiz | 0 | - | 4.87 | 57,324 |
| Countries of North America with an Empty Map | 0 | - | 4.99 | 94,219 |
| All First-Level Subdivisions of North America on a Map | 0 | - | 4.97 | 63,398 |
| U.S. State Border Crossings | 0 | - | 4.97 | 96,171 |
| U.S. Citizenship Test Questions | 0 | - | 4.83 | 238,750 |
| U.S. Cities with the Most International Tourists | 0 | - | 4.88 | 75,122 |
| Cities and Towns of Massachusetts | 0 | - | 4.92 | 73,381 |
| Countries Larger Than Texas but With Fewer People | 0 | - | 4.92 | 39,657 |
| Mediterranean Countries with an Empty Map | 0 | - | 4.99 | 104,699 |
| European Geography By Letter - P #1 | 0 | - | 4.81 | 96,594 |
| European Diaspora - Top 11 Countries | 0 | - | 4.90 | 95,293 |
| 10 European Countries with the Most Tourists | 0 | - | 4.98 | 136,837 |
| Three Band Flags of Europe | 0 | - | 4.98 | 192,406 |
| Catholic Countries in Europe | 0 | - | 4.83 | 94,535 |
| Pixelated Europe Map | 0 | - | 4.88 | 122,172 |
| Monarchies of Europe | 0 | - | 4.90 | 97,646 |
| European Countries with One Border | 0 | - | 4.97 | 182,055 |
| European Countries with the Fewest Borders | 0 | - | 4.97 | 178,913 |
| Countries of Europe in 1815 With a Map | 0 | - | 4.99 | 149,450 |
| Federal Subjects of Russia | 0 | - | 4.94 | 145,070 |
| Countries Formerly in Yugoslavia | 0 | - | 4.95 | 124,481 |
| Regions of France Map Quiz | 0 | - | 4.97 | 143,679 |
| States of Germany Map Quiz | 0 | - | 4.91 | 132,095 |
| States of Germany | 0 | - | 4.96 | 150,936 |
| Germany Immigration by Country | 0 | - | 4.85 | 80,306 |
| Regions of Italy | 0 | - | 4.92 | 75,105 |
| Netherlands Immigration by Country | 0 | - | 4.94 | 44,063 |
| Regions of Spain Quiz | 0 | - | 4.90 | 113,069 |
| Cantons of Switzerland | 0 | - | 4.98 | 50,670 |
| Countries and Territories of the United Kingdom | 0 | - | 4.89 | 93,286 |
| Counties of England Map Quiz | 0 | - | 4.97 | 306,561 |
| 10 Closest Megacities to London | 0 | - | 4.90 | 17,607 |
| Asian Geography By Letter - B | 0 | - | 4.85 | 66,160 |
| 10 Asian Countries with the Most Tourists | 0 | - | 4.89 | 105,435 |
| Asian Countries with the Shortest Names | 0 | - | 4.97 | 134,725 |
| "Stan" Countries - Map Quiz | 0 | - | 4.98 | 134,531 |
| Pixelated Asia Map | 0 | - | 4.90 | 72,730 |
| Monarchies of Asia | 0 | - | 4.97 | 70,794 |
| Asian Country Superlatives | 0 | - | 4.83 | 80,596 |
| Provinces of Turkey | 0 | - | 4.95 | 202,695 |
| Provinces of China | 0 | - | 4.97 | 201,802 |
| Japanese Prefectures | 0 | - | 4.98 | 135,509 |
| American Countries on the Pacific Coast | 0 | - | 4.80 | 49,130 |
| Central America and Caribbean Map Quiz | 0 | - | 4.89 | 900,615 |
| Mediterranean Geography on a Map | 0 | - | 4.49 | 37,139 |
| Pre-Euro Currencies | 0 | - | 4.44 | 52,498 |
| European Countries with the Fewest Overnight Visitors | 0 | - | 4.78 | 41,623 |
| Word Scramble - European Countries | 0 | - | 4.70 | 141,238 |
| Top 20 Football Clubs in Europe | 0 | - | 4.48 | 113,753 |
| The Only Remaining European Country . . . | 0 | - | 4.41 | 63,957 |
| Slavic Languages | 0 | - | 4.68 | 54,136 |
| Capitals of Italian Regions | 0 | - | 4.62 | 36,514 |
| Spanish Immigration by Country | 0 | - | 4.63 | 55,324 |
| UK Cities Map Quiz | 0 | - | 4.95 | 463,075 |
| Champions League Winners | 0 | - | 4.92 | 1,000,125 |
| Top 12 Languages Spoken in Asia | 0 | - | 4.39 | 32,480 |
| Countries and States in the Caucasus | 0 | - | 4.46 | 51,308 |
| Word Scramble - Asian Countries | 0 | - | 4.49 | 108,446 |
| Countries of Asia - One Minute Sprint | 0 | - | 4.41 | 274,087 |
| The Only Remaining Asian Country . . . | 0 | - | 4.69 | 45,574 |
| Middle Eastern Geography Quiz | 0 | - | 4.57 | 43,482 |
| China's Territorial Disputes | 0 | - | 4.44 | 35,524 |
| Countries Kim Jong Un Has Been To | 0 | - | 4.95 | 32,474 |
| Countries of the Mongol Empire on a Map | 0 | - | 4.99 | 106,252 |
| States of India Map Quiz | 0 | - | 4.83 | 26,202 |
| Countries with the Most Ascents of Mount Everest | 0 | - | 4.95 | 57,944 |
| Nepal Country Quiz | 0 | - | 4.95 | 37,508 |
| African Great Lakes | 0 | - | 4.82 | 65,629 |
| African Countries with the Most Christians | 0 | - | 4.94 | 75,120 |
| Top 10 Biggest Economies in Africa | 0 | - | 4.99 | 119,705 |
| Name a Valid African Country | 0 | - | 4.98 | 153,341 |
| Kenya Country Quiz | 0 | - | 4.86 | 34,623 |
| Tanzania Country Quiz | 0 | - | 4.90 | 32,908 |
| Morocco Country Quiz | 0 | - | 4.81 | 46,205 |
| Palau Country Quiz | 0 | - | 4.90 | 22,904 |
| Most Visited Countries by Australians | 0 | - | 4.94 | 90,359 |
| Countries that Visit Australia the Most | 0 | - | 4.92 | 68,726 |
| Countries Closest to Australia | 0 | - | 4.99 | 166,506 |
| Tuvalu Country Quiz | 0 | - | 4.86 | 21,352 |
| Tonga Country Quiz | 0 | - | 4.82 | 20,424 |
| Top 10 Biggest Economies in the Americas | 0 | - | 4.93 | 91,400 |
| States of Mexico | 0 | - | 4.95 | 174,436 |
| Mexico States Map Quiz | 0 | - | 4.84 | 104,126 |
| Countries of South America with an Empty Map | 0 | - | 4.94 | 104,484 |
| All First-Level Subdivisions of South America on a Map | 0 | - | 4.92 | 53,321 |
| Brazil States Map Quiz | 0 | - | 4.85 | 47,601 |
| States of Brazil | 0 | - | 4.97 | 86,998 |
| Central American Countries | 0 | - | 4.98 | 155,460 |
| Caribbean / Lesser Antilles Map Quiz | 0 | - | 4.99 | 146,654 |
| Name the U.S. National Parks | 0 | - | 4.86 | 59,511 |
| Total United States Immigration by Country | 0 | - | 4.91 | 110,963 |
| Most Common U.S. Last Names - Extreme | 0 | - | 4.94 | 173,676 |
| "Do Not Travel" Countries for U.S. Citizens | 0 | - | 4.97 | 242,052 |
| U.S. Cabinet Departments | 0 | - | 4.86 | 72,654 |
| Top 10 Non-English Languages Spoken in New York City | 0 | - | 4.84 | 65,866 |
| US States Quiz | 0 | - | 5.00 | 16,768,234 |
| States of the U.S. in Alphabetical Order | 0 | - | 4.98 | 366,040 |
| Flags of the Mediterranean | 0 | - | 4.94 | 147,886 |
| Countries Bordering the Mediterranean - Map Quiz | 0 | - | 4.86 | 88,685 |
