| Uruguay Country Quiz | 0 | - | 4.84 | 31,755 |
| Haiti... or Dominican Republic? | 0 | - | 4.70 | 40,851 |
| 10 Biggest American Countries by Area | 0 | - | 4.95 | 112,960 |
| Top 10 Most Populous American Countries | 0 | - | 4.96 | 144,794 |
| North America Map Quiz | 0 | - | 4.98 | 252,069 |
| Third Most Common Language by U.S. State | 0 | - | 4.87 | 113,981 |
| Most Spoken Languages in Canada | 0 | - | 4.91 | 55,562 |
| Countries of North America with an Empty Map | 0 | - | 4.99 | 95,192 |
| States of Mexico | 0 | - | 4.96 | 178,264 |
| Countries of South America with an Empty Map | 0 | - | 4.94 | 105,496 |
| All First-Level Subdivisions of South America on a Map | 0 | - | 4.92 | 54,823 |
| States of Brazil | 0 | - | 4.97 | 89,709 |
| American Countries on the Pacific Coast | 0 | - | 4.80 | 49,383 |
| The United States... or the United Kingdom? | 0 | - | 4.87 | 99,088 |
| Most-Spoken Languages of the United States | 0 | - | 4.52 | 222,569 |
| Most Common High School Mascots | 0 | - | 4.47 | 32,327 |
| U.S. Geography True or False #1 | 0 | - | 4.53 | 28,821 |
| U.S. Geography - Multiple Choice | 0 | - | 4.41 | 24,913 |
| Canada Multiple Choice Quiz | 0 | - | 4.50 | 49,685 |
| Canada Geography Trivia | 0 | - | 4.80 | 47,684 |
| European Countries by First 2 Letters | 0 | - | 4.95 | 532,516 |
| Name a Valid Answer - United States #1 | 0 | - | 4.62 | 94,396 |
| U.S. Highway Signs By State | 0 | - | 4.47 | 15,578 |
| Three Real and One Fake - U.S. Geography | 0 | - | 4.34 | 29,452 |
| Europe Map Quiz | 0 | - | 5.00 | 4,788,281 |
| Save Europeans by Guessing Countries | 0 | - | 4.86 | 216,751 |
| Asian Countries by First 2 Letters | 0 | - | 4.92 | 280,692 |
| African Countries by First 2 Letters | 0 | - | 4.96 | 269,371 |
| Oceania Map Quiz | 0 | - | 4.98 | 659,381 |
| Australian Capitals | 0 | - | 4.92 | 62,831 |
| Islands of the Galápagos | 0 | - | 4.54 | 4,796 |
| Native American Tribes in the US | 0 | - | 4.74 | 25,730 |
| Count to 10 in Europe: Pro | 0 | - | 4.86 | 69,731 |
| Official European Union Languages | 0 | - | 4.97 | 239,799 |
| European Countries in their Native Language | 0 | - | 4.99 | 158,654 |
| Europe by Borders in 30 Seconds | 0 | - | 4.98 | 430,879 |
| Which European Country - Multiple Choice | 0 | - | 4.51 | 84,590 |
| Slovakia... or Slovenia? | 0 | - | 4.69 | 42,130 |
| Which Country of the United Kingdom? | 0 | - | 4.58 | 39,592 |
| East Asia Map Quiz | 0 | - | 4.99 | 1,452,510 |
| Asia Map Quiz | 0 | - | 4.99 | 925,206 |
| Which Asian Country? | 0 | - | 4.64 | 57,745 |
| Africa Map Quiz | 0 | - | 5.00 | 2,128,726 |
| Which African Country? | 0 | - | 4.58 | 36,462 |
| Oceanian Capitals - Map Quiz | 0 | - | 4.96 | 51,464 |
| Australia Map Quiz | 0 | - | 4.95 | 346,166 |
| Largest Land Animals of the Americas | 0 | - | 4.39 | 20,319 |
| New World Crops | 0 | - | 4.38 | 30,965 |
| Hispanic Last Names in the U.S. | 0 | - | 4.31 | 54,860 |
| History of Mexico | 0 | - | 4.52 | 15,365 |
| South American Geography Quiz #2 | 0 | - | 4.41 | 44,099 |
| South American Geography Quiz #1 | 0 | - | 4.63 | 32,903 |
| South American Physical Geography | 0 | - | 4.58 | 18,404 |
| Word Chain - South America | 0 | - | 4.51 | 24,006 |
| North American Physical Geography | 0 | - | 4.35 | 30,461 |
| United States Map Quiz | 0 | - | 4.98 | 4,171,337 |
| Most Populous Native American Tribes | 0 | - | 4.28 | 12,488 |
| Top U.S. Cash Crops | 0 | - | 4.39 | 62,449 |
| Things Named For People #2 - U.S. Centric | 0 | - | 4.21 | 52,729 |
| Largest Asian-American Ethnic Groups | 0 | - | 4.12 | 41,182 |
| Mediterranean Countries Quiz | 0 | - | 4.99 | 213,944 |
| Countries with Territorial Claims in Antarctica | 0 | - | 4.94 | 92,916 |
| Top 10 Oldest African Countries | 0 | - | 4.88 | 28,239 |
| Countries That Use the Euro | 0 | - | 4.95 | 106,797 |
| Europe Cities Map Quiz | 0 | - | 4.99 | 366,243 |
| Europe Geography Decoder | 0 | - | 4.86 | 70,318 |
| 10 Easternmost Countries in Europe | 0 | - | 4.87 | 117,113 |
| The Only European Country ... | 0 | - | 4.91 | 219,014 |
| European Countries NOT in NATO | 0 | - | 4.90 | 62,511 |
| Austria... or Australia? | 0 | - | 4.67 | 104,770 |
| France True or False? | 0 | - | 4.44 | 40,075 |
| Ancient Greece - Multiple Choice | 0 | - | 4.54 | 41,840 |
| Countries that Beat Switzerland | 0 | - | 4.88 | 42,055 |
| British History Multiple Choice #1 | 0 | - | 4.46 | 55,318 |
| British History Multiple Choice #2 | 0 | - | 4.42 | 38,089 |
| South and Central Asia Map Quiz | 0 | - | 4.94 | 99,947 |
| Middle East Map Quiz | 0 | - | 4.99 | 1,387,308 |
| Iran... or Iraq? | 0 | - | 4.31 | 33,664 |
| China Multiple Choice | 0 | - | 4.50 | 37,413 |
| Countries of Africa | 0 | - | 5.00 | 2,559,844 |
| Landlocked Countries in Africa | 0 | - | 4.99 | 47,865 |
| African East Coast | 0 | - | 4.96 | 96,770 |
| Western Africa Map Quiz | 0 | - | 4.98 | 74,630 |
| South Africa Multiple Choice | 0 | - | 4.55 | 27,553 |
| Flags of Oceania | 0 | - | 5.00 | 262,723 |
| All First-Level Subdivisions of Oceania on a Map | 0 | - | 4.95 | 27,713 |
| Australian States and Territories | 0 | - | 4.96 | 142,864 |
| Australia Cities Map Quiz | 0 | - | 4.83 | 146,522 |
| Australian Immigration by Country | 0 | - | 4.81 | 77,502 |
| Australia True or False | 0 | - | 4.87 | 57,148 |
| Australia... or New Zealand? | 0 | - | 4.83 | 62,011 |
| Regions of New Zealand | 0 | - | 4.84 | 28,744 |
| Flags of North and South America | 0 | - | 4.99 | 377,010 |
| The Only American Country ... | 0 | - | 4.92 | 122,216 |
| American Countries with the Shortest Names | 0 | - | 4.97 | 121,672 |
| Places Mentioned in the Song "Kokomo" | 0 | - | 4.44 | 17,078 |
| Latin American Countries Map Quiz | 0 | - | 4.98 | 130,668 |
| South America Map Quiz | 0 | - | 5.00 | 1,556,719 |
| Famous People from South America | 0 | - | 4.15 | 22,103 |
| Paraguay Country Quiz | 0 | - | 4.54 | 25,412 |
| Central America and Caribbean Map Quiz | 0 | - | 4.90 | 905,034 |
| Countries of North America Quiz | 0 | - | 5.00 | 1,031,538 |
| North American Capitals - Map Quiz | 0 | - | 4.88 | 58,829 |
| All First-Level Subdivisions of North America on a Map | 0 | - | 4.97 | 65,032 |
| U.S. State Border Crossings | 0 | - | 4.97 | 96,891 |
| U.S. Citizenship Test Questions | 0 | - | 4.83 | 240,824 |
| U.S. Cities with the Most International Tourists | 0 | - | 4.88 | 75,946 |
| Cities and Towns of Massachusetts | 0 | - | 4.93 | 75,006 |
| Countries Larger Than Texas but With Fewer People | 0 | - | 4.92 | 40,266 |
| U.S. History Multiple Choice #3 | 0 | - | 4.43 | 24,781 |
| US States Quiz | 0 | - | 5.00 | 16,996,536 |
| Canada Provinces and Territories | 0 | - | 5.00 | 346,237 |
| Canada Provinces Map Quiz | 0 | - | 4.99 | 644,613 |
| Mediterranean Countries with an Empty Map | 0 | - | 4.99 | 105,512 |
| Straight Shot to Antarctica | 0 | - | 4.94 | 43,175 |
| European Countries Ending in "IA" | 0 | - | 4.96 | 69,044 |
| Add A Letter - Make a European City | 0 | - | 4.90 | 23,506 |
| Sahel Countries on a Map | 0 | - | 4.99 | 21,494 |
| Flags of Europe Quiz | 0 | - | 4.99 | 1,258,102 |
| Celtic Nations | 0 | - | 4.61 | 47,095 |
| European Geography By Letter - P #1 | 0 | - | 4.81 | 98,897 |
| Countries of Europe - One Minute Sprint | 0 | - | 4.94 | 1,335,653 |
| 10 Biggest European Countries by Area | 0 | - | 4.99 | 193,513 |
| 10 Westernmost Countries in Europe | 0 | - | 4.96 | 152,057 |
| European Diaspora - Top 11 Countries | 0 | - | 4.88 | 96,716 |
| Top 10 Languages Spoken in Europe | 0 | - | 4.96 | 220,799 |
| 10 European Countries with the Most Tourists | 0 | - | 4.98 | 138,500 |
| European Landmarks Map Quiz | 0 | - | 4.97 | 87,776 |
| Three Band Flags of Europe | 0 | - | 4.98 | 194,598 |
| Most Guessed Cities in Europe - Not Capitals | 0 | - | 4.83 | 88,026 |
| Catholic Countries in Europe | 0 | - | 4.83 | 95,765 |
| Countries of Europe with an Empty Map | 0 | - | 5.00 | 312,757 |
| All First-Level Subdivisions of Europe on a Map | 0 | - | 4.99 | 175,781 |
| Pixelated Europe Map | 0 | - | 4.88 | 123,473 |
| Monarchies of Europe | 0 | - | 4.90 | 98,876 |
| European Countries with One Border | 0 | - | 4.97 | 183,804 |
| European Countries with the Fewest Borders | 0 | - | 4.97 | 180,543 |
| European Geography By Letter - B #2 | 0 | - | 4.87 | 88,805 |
| Countries of Europe in 1650 with a Map | 0 | - | 4.95 | 70,435 |
| Countries of Europe in 1815 With a Map | 0 | - | 4.99 | 151,377 |
| Countries of Europe in 1848 | 0 | - | 4.98 | 85,420 |
| Countries of Europe in 1870 with a Map | 0 | - | 4.95 | 65,771 |
| Every Country of Europe Since 1815 With a Map | 0 | - | 4.98 | 71,848 |
| Countries of Europe in 1360 with a Map | 0 | - | 4.99 | 57,581 |
| Category Elimination - European Geography #3 | 0 | - | 4.86 | 81,985 |
| Countries with Territory in the Balkans | 0 | - | 4.96 | 90,183 |
| Eastern Europe Map Quiz | 0 | - | 4.91 | 128,792 |
| Slavic Countries | 0 | - | 4.96 | 112,369 |
| Federal Subjects of Russia | 0 | - | 4.95 | 149,484 |
| Countries Formerly in Yugoslavia | 0 | - | 4.95 | 125,478 |
| Regions of France Map Quiz | 0 | - | 4.97 | 145,643 |
| States of Germany Map Quiz | 0 | - | 4.92 | 133,796 |
| States of Germany | 0 | - | 4.95 | 154,496 |
| Germany Multiple Choice | 0 | - | 4.84 | 54,695 |
| Germany Immigration by Country | 0 | - | 4.86 | 81,690 |
| States of the German Confederation in 1848 | 0 | - | 4.90 | 32,450 |
| Regions of Italy | 0 | - | 4.92 | 77,083 |
| Netherlands Immigration by Country | 0 | - | 4.93 | 52,801 |
| Greenland... or Iceland? | 0 | - | 4.50 | 43,849 |
| Regions of Spain Quiz | 0 | - | 4.90 | 115,316 |
| Cantons of Switzerland | 0 | - | 4.98 | 51,761 |
| UK Cities Map Quiz | 0 | - | 4.96 | 466,451 |
| Countries and Territories of the United Kingdom | 0 | - | 4.90 | 94,523 |
| Counties of England Map Quiz | 0 | - | 4.97 | 309,028 |
| Counties of England | 0 | - | 4.97 | 802,939 |
| 10 Closest Megacities to London | 0 | - | 4.90 | 17,842 |
| "Big Five" European Soccer Champions Since 2000 | 0 | - | 4.97 | 361,700 |
| Champions League Winners | 0 | - | 4.92 | 1,016,151 |
| Flags of Asia Quiz | 0 | - | 4.99 | 620,373 |
| East Asia Cities Map Quiz | 0 | - | 4.96 | 110,805 |
| Asian Geography By Letter - B | 0 | - | 4.85 | 67,022 |
| 10 Biggest Asian Countries by Area | 0 | - | 4.97 | 154,525 |
| 10 Southernmost Countries in Asia | 0 | - | 4.97 | 99,917 |
| 10 Easternmost Countries in Asia | 0 | - | 4.99 | 109,152 |
| 10 Asian Countries with the Most Tourists | 0 | - | 4.89 | 106,841 |
| Countries of Asia with Two or More Words | 0 | - | 4.96 | 127,825 |
| Asian Countries Ending in "IA" | 0 | - | 4.96 | 108,323 |
| Asian Countries with the Shortest Names | 0 | - | 4.97 | 136,097 |
| "Stan" Countries - Map Quiz | 0 | - | 4.98 | 137,516 |
| Top Asian Languages on a Map | 0 | - | 4.95 | 72,083 |
| Countries of Asia with an Empty Map | 0 | - | 4.98 | 231,627 |
| Pixelated Asia Map | 0 | - | 4.90 | 73,779 |
| Monarchies of Asia | 0 | - | 4.97 | 71,504 |
| All First-Level Subdivisions of Asia on a Map | 0 | - | 4.92 | 50,595 |
| Asian Country Superlatives | 0 | - | 4.84 | 81,291 |
| Countries of the Middle East | 0 | - | 4.96 | 202,952 |
| Provinces of Turkey | 0 | - | 4.95 | 205,916 |
| World Currencies Quiz on a Map | 0 | - | 4.95 | 61,853 |
| Countries where Arabic is an Official Language | 0 | - | 4.85 | 72,741 |
| Provinces of China | 0 | - | 4.97 | 207,973 |
| Japanese Prefectures | 0 | - | 4.99 | 139,024 |
| States of India | 0 | - | 4.94 | 195,886 |
| Africa Cities Map Quiz | 0 | - | 4.97 | 99,516 |
| Flags of Africa Quiz | 0 | - | 5.00 | 477,602 |
| Africa Geography Quiz #1 | 0 | - | 4.93 | 49,576 |
| Top 10 Biggest African Countries by Area | 0 | - | 4.99 | 218,371 |
| 10 Southernmost Countries in Africa | 0 | - | 4.98 | 117,721 |
| 10 Northernmost Countries in Africa | 0 | - | 4.98 | 162,270 |
| Top 10 Smallest African Countries by Area | 0 | - | 4.96 | 34,132 |
| African Diaspora - Top 10 Countries | 0 | - | 4.93 | 73,287 |
