| Most Spoken Languages in Canada | 0 | - | 4.91 | 54,865 |
| North America Map Quiz | 0 | - | 4.98 | 246,555 |
| Third Most Common Language by U.S. State | 0 | - | 4.87 | 113,543 |
| Canada Multiple Choice Quiz | 0 | - | 4.50 | 49,106 |
| Canada Geography Trivia | 0 | - | 4.80 | 47,448 |
| Countries of North America with an Empty Map | 0 | - | 4.99 | 94,299 |
| Most-Spoken Languages of the United States | 0 | - | 4.52 | 218,185 |
| 10 Biggest American Countries by Area | 0 | - | 4.95 | 112,402 |
| Top 10 Most Populous American Countries | 0 | - | 4.97 | 143,517 |
| U.S. Highway Signs By State | 0 | - | 4.46 | 15,430 |
| Canada Provinces and Territories | 0 | - | 5.00 | 339,859 |
| Name a Valid Answer - United States #1 | 0 | - | 4.61 | 93,697 |
| Uruguay Country Quiz | 0 | - | 4.83 | 31,450 |
| Native American Tribes in the US | 0 | - | 4.72 | 25,331 |
| North American Physical Geography | 0 | - | 4.35 | 30,385 |
| Most Populous Native American Tribes | 0 | - | 4.28 | 12,429 |
| American Countries on the Pacific Coast | 0 | - | 4.80 | 49,143 |
| Top U.S. Cash Crops | 0 | - | 4.39 | 62,203 |
| Things Named For People #2 - U.S. Centric | 0 | - | 4.21 | 52,569 |
| Largest Asian-American Ethnic Groups | 0 | - | 4.11 | 40,891 |
| European Countries by First 2 Letters | 0 | - | 4.95 | 527,774 |
| Haiti... or Dominican Republic? | 0 | - | 4.70 | 40,641 |
| African Countries by First 2 Letters | 0 | - | 4.96 | 267,394 |
| U.S. Geography - Multiple Choice | 0 | - | 4.41 | 24,731 |
| Asian Countries by First 2 Letters | 0 | - | 4.91 | 278,158 |
| Australian Capitals | 0 | - | 4.92 | 62,657 |
| The U.S. Pledge of Allegiance | 0 | - | 3.98 | 18,324 |
| Canada Immigration by Country | 0 | - | 4.51 | 62,381 |
| Count to 10 in Europe: Pro | 0 | - | 4.86 | 68,851 |
| Official European Union Languages | 0 | - | 4.97 | 237,660 |
| European Countries in their Native Language | 0 | - | 4.99 | 157,312 |
| Europe Map Quiz | 0 | - | 5.00 | 4,745,916 |
| Africa Map Quiz | 0 | - | 5.00 | 2,110,633 |
| Oceania Map Quiz | 0 | - | 4.98 | 638,587 |
| Canada A-Z | 0 | - | 4.73 | 32,720 |
| Europe by Borders in 30 Seconds | 0 | - | 4.98 | 426,559 |
| East Asia Map Quiz | 0 | - | 4.99 | 1,443,920 |
| Asia Map Quiz | 0 | - | 4.99 | 910,953 |
| Countries of Africa | 0 | - | 5.00 | 2,521,432 |
| Landlocked Countries in Africa | 0 | - | 4.99 | 46,259 |
| African East Coast | 0 | - | 4.96 | 95,519 |
| Western Africa Map Quiz | 0 | - | 4.97 | 73,358 |
| Oceanian Capitals - Map Quiz | 0 | - | 4.95 | 50,204 |
| Australia Map Quiz | 0 | - | 4.94 | 343,267 |
| Largest Land Animals of the Americas | 0 | - | 4.39 | 20,224 |
| New World Crops | 0 | - | 4.37 | 30,609 |
| United States Map Quiz | 0 | - | 4.98 | 4,148,457 |
| Canadian Geography on the Map | 0 | - | 4.55 | 26,245 |
| Mediterranean Countries Quiz | 0 | - | 4.99 | 211,083 |
| Countries with Territorial Claims in Antarctica | 0 | - | 4.94 | 92,466 |
| Countries That Use the Euro | 0 | - | 4.95 | 103,933 |
| Europe Cities Map Quiz | 0 | - | 4.99 | 363,227 |
| Europe Geography Decoder | 0 | - | 4.86 | 69,746 |
| 10 Easternmost Countries in Europe | 0 | - | 4.89 | 114,312 |
| The Only European Country ... | 0 | - | 4.91 | 215,142 |
| European Countries NOT in NATO | 0 | - | 4.90 | 60,321 |
| Countries that Beat Switzerland | 0 | - | 4.88 | 41,667 |
| South and Central Asia Map Quiz | 0 | - | 4.93 | 98,191 |
| Middle East Map Quiz | 0 | - | 4.99 | 1,379,120 |
| Africa Cities Map Quiz | 0 | - | 4.97 | 98,648 |
| Flags of Africa Quiz | 0 | - | 5.00 | 466,906 |
| Top 10 Biggest African Countries by Area | 0 | - | 4.99 | 216,226 |
| 10 Southernmost Countries in Africa | 0 | - | 4.98 | 115,896 |
| 10 Northernmost Countries in Africa | 0 | - | 4.98 | 160,682 |
| Top 10 Smallest African Countries by Area | 0 | - | 4.96 | 32,841 |
| African Countries with the Shortest Names | 0 | - | 4.98 | 152,756 |
| Top African Languages on a Map | 0 | - | 4.92 | 73,214 |
| African Island Countries | 0 | - | 4.96 | 101,159 |
| Countries of Africa with an Empty Map | 0 | - | 5.00 | 242,622 |
| Australian States and Territories | 0 | - | 4.96 | 141,363 |
| Australian Immigration by Country | 0 | - | 4.81 | 77,141 |
| Australia True or False | 0 | - | 4.87 | 56,670 |
| Flags of North and South America | 0 | - | 4.99 | 370,165 |
| Latin American Countries Map Quiz | 0 | - | 4.97 | 128,834 |
| South America Map Quiz | 0 | - | 5.00 | 1,544,541 |
| Paraguay... or Uruguay? | 0 | - | 4.55 | 26,650 |
| Countries of North America Quiz | 0 | - | 5.00 | 1,017,274 |
| Canada Provinces Map Quiz | 0 | - | 4.99 | 637,845 |
| Straight Shot to Antarctica | 0 | - | 4.94 | 42,683 |
| Add A Letter - Make a European City | 0 | - | 4.90 | 23,316 |
| Flags of Europe Quiz | 0 | - | 4.99 | 1,234,631 |
| Celtic Nations | 0 | - | 4.69 | 46,872 |
| Countries of Europe - One Minute Sprint | 0 | - | 4.94 | 1,323,487 |
| 10 Biggest European Countries by Area | 0 | - | 4.99 | 192,155 |
| 10 Westernmost Countries in Europe | 0 | - | 4.96 | 150,701 |
| Top 10 Languages Spoken in Europe | 0 | - | 4.96 | 217,436 |
| European Landmarks Map Quiz | 0 | - | 4.97 | 86,759 |
| Most Guessed Cities in Europe - Not Capitals | 0 | - | 4.82 | 87,102 |
| Countries of Europe with an Empty Map | 0 | - | 5.00 | 309,305 |
| All First-Level Subdivisions of Europe on a Map | 0 | - | 4.98 | 169,467 |
| Countries of Europe in 1650 with a Map | 0 | - | 4.95 | 68,344 |
| Countries with Territory in the Balkans | 0 | - | 4.96 | 88,740 |
| Eastern Europe Map Quiz | 0 | - | 4.91 | 127,524 |
| Slavic Countries | 0 | - | 4.96 | 111,257 |
| Germany Multiple Choice | 0 | - | 4.84 | 54,196 |
| States of the German Confederation in 1848 | 0 | - | 4.89 | 31,743 |
| Counties of England | 0 | - | 4.97 | 792,561 |
| "Big Five" European Soccer Champions Since 2000 | 0 | - | 4.97 | 352,500 |
| Flags of Asia Quiz | 0 | - | 4.99 | 609,110 |
| East Asia Cities Map Quiz | 0 | - | 4.96 | 109,820 |
| 10 Biggest Asian Countries by Area | 0 | - | 4.97 | 153,233 |
| 10 Southernmost Countries in Asia | 0 | - | 4.97 | 98,729 |
| 10 Easternmost Countries in Asia | 0 | - | 4.99 | 107,584 |
| Countries of Asia with Two or More Words | 0 | - | 4.96 | 126,308 |
| Asian Countries Ending in "IA" | 0 | - | 4.96 | 106,973 |
| Top Asian Languages on a Map | 0 | - | 4.95 | 71,027 |
| Countries of Asia with an Empty Map | 0 | - | 4.98 | 229,590 |
| All First-Level Subdivisions of Asia on a Map | 0 | - | 4.93 | 49,522 |
| Countries of the Middle East | 0 | - | 4.96 | 199,855 |
| Countries where Arabic is an Official Language | 0 | - | 4.85 | 72,361 |
| States of India | 0 | - | 4.94 | 191,732 |
| 10 African Countries with the Most Tourists | 0 | - | 4.39 | 60,389 |
| Africa Geography Quiz #1 | 0 | - | 4.93 | 49,204 |
| African Diaspora - Top 10 Countries | 0 | - | 4.92 | 72,466 |
| The Only African Country ... | 0 | - | 4.99 | 128,701 |
| African Countries by a Single Clue | 0 | - | 4.92 | 67,930 |
| Pixelated Africa Map | 0 | - | 4.98 | 99,409 |
| Countries of Africa - One Minute Sprint | 0 | - | 4.42 | 320,739 |
| Countries Closest to Africa | 0 | - | 4.96 | 156,722 |
| Flags of Oceania | 0 | - | 5.00 | 256,994 |
| All First-Level Subdivisions of Oceania on a Map | 0 | - | 4.97 | 27,124 |
| Australia Cities Map Quiz | 0 | - | 4.83 | 144,856 |
| Australia Country Quiz | 0 | - | 4.43 | 69,436 |
| Australia... or New Zealand? | 0 | - | 4.83 | 61,297 |
| Regions of New Zealand | 0 | - | 4.85 | 28,401 |
| The Only American Country ... | 0 | - | 4.92 | 121,168 |
| American Countries with the Shortest Names | 0 | - | 4.96 | 120,727 |
| Central America and Caribbean Map Quiz | 0 | - | 4.89 | 900,743 |
| North American Capitals - Map Quiz | 0 | - | 4.87 | 57,389 |
| All First-Level Subdivisions of North America on a Map | 0 | - | 4.97 | 63,504 |
| U.S. State Border Crossings | 0 | - | 4.97 | 96,207 |
| U.S. Citizenship Test Questions | 0 | - | 4.83 | 238,825 |
| U.S. Cities with the Most International Tourists | 0 | - | 4.88 | 75,164 |
| Cities and Towns of Massachusetts | 0 | - | 4.92 | 73,463 |
| Countries Larger Than Texas but With Fewer People | 0 | - | 4.92 | 39,693 |
| US States Quiz | 0 | - | 5.00 | 16,779,448 |
| 20 Most-Visited Places in Canada | 0 | - | 4.27 | 13,153 |
| Canadian Musical Acts by Two Songs | 0 | - | 4.02 | 28,320 |
| Canada Decoder | 0 | - | 4.12 | 18,684 |
| Mediterranean Countries with an Empty Map | 0 | - | 4.99 | 104,745 |
| European Geography By Letter - P #1 | 0 | - | 4.81 | 96,619 |
| European Diaspora - Top 11 Countries | 0 | - | 4.90 | 95,409 |
| 10 European Countries with the Most Tourists | 0 | - | 4.98 | 136,917 |
| Three Band Flags of Europe | 0 | - | 4.98 | 192,499 |
| Catholic Countries in Europe | 0 | - | 4.83 | 94,593 |
| Biggest Countries in Europe in 1700 | 0 | - | 4.73 | 58,294 |
| Pixelated Europe Map | 0 | - | 4.88 | 122,235 |
| Monarchies of Europe | 0 | - | 4.90 | 97,701 |
| European Countries with One Border | 0 | - | 4.97 | 182,118 |
| European Countries with the Fewest Borders | 0 | - | 4.97 | 178,984 |
| European Geography By Letter - B #2 | 0 | - | 4.84 | 76,687 |
| Countries of Europe in 1815 With a Map | 0 | - | 4.99 | 149,537 |
| Category Elimination - European Geography #3 | 0 | - | 4.85 | 80,336 |
| Federal Subjects of Russia | 0 | - | 4.94 | 145,309 |
| Countries Formerly in Yugoslavia | 0 | - | 4.95 | 124,535 |
| Regions of France Map Quiz | 0 | - | 4.97 | 143,774 |
| States of Germany Map Quiz | 0 | - | 4.91 | 132,147 |
| States of Germany | 0 | - | 4.96 | 151,079 |
| Germany Immigration by Country | 0 | - | 4.85 | 80,497 |
| Regions of Italy | 0 | - | 4.92 | 75,207 |
| Netherlands Immigration by Country | 0 | - | 4.93 | 48,034 |
| Regions of Spain Quiz | 0 | - | 4.90 | 113,175 |
| Cantons of Switzerland | 0 | - | 4.98 | 50,727 |
| UK Cities Map Quiz | 0 | - | 4.96 | 463,283 |
| Countries and Territories of the United Kingdom | 0 | - | 4.89 | 93,346 |
| Counties of England Map Quiz | 0 | - | 4.97 | 306,667 |
| 10 Closest Megacities to London | 0 | - | 4.90 | 17,618 |
| Champions League Winners | 0 | - | 4.92 | 1,000,690 |
| Asian Geography By Letter - B | 0 | - | 4.85 | 66,174 |
| 10 Asian Countries with the Most Tourists | 0 | - | 4.89 | 105,503 |
| Asian Countries with the Shortest Names | 0 | - | 4.97 | 134,776 |
| "Stan" Countries - Map Quiz | 0 | - | 4.98 | 134,647 |
| Pixelated Asia Map | 0 | - | 4.90 | 72,780 |
| Monarchies of Asia | 0 | - | 4.97 | 70,830 |
| Asian Country Superlatives | 0 | - | 4.83 | 80,629 |
| Provinces of Turkey | 0 | - | 4.95 | 202,945 |
| Provinces of China | 0 | - | 4.97 | 202,218 |
| Japanese Prefectures | 0 | - | 4.98 | 135,746 |
| Countries Kim Jong Un Has Been To | 0 | - | 4.95 | 32,515 |
| Countries of the Mongol Empire on a Map | 0 | - | 4.99 | 106,311 |
| Biggest Mongol Empire Countries | 0 | - | 4.89 | 80,969 |
| Countries Closest to Taiwan | 0 | - | 4.81 | 93,023 |
| Bhutan Country Quiz | 0 | - | 4.87 | 24,118 |
| States of India Map Quiz | 0 | - | 4.83 | 26,229 |
| Countries Bordering India | 0 | - | 4.98 | 163,199 |
| Countries Closest to India | 0 | - | 4.97 | 102,460 |
| Countries with the Most Ascents of Mount Everest | 0 | - | 4.95 | 57,975 |
| Nepal Country Quiz | 0 | - | 4.95 | 37,536 |
| African Great Lakes | 0 | - | 4.82 | 65,697 |
| Every African Country Shape | 0 | - | 4.90 | 86,612 |
| African Countries with the Most Christians | 0 | - | 4.94 | 75,174 |
| Top 10 Richest Countries in Africa | 0 | - | 4.85 | 75,519 |
| Top 10 Biggest Economies in Africa | 0 | - | 4.99 | 119,767 |
| Category Elimination - African Geography #1 | 0 | - | 4.90 | 91,763 |
| Name a Valid African Country | 0 | - | 4.98 | 153,425 |
| Kenya Country Quiz | 0 | - | 4.86 | 34,645 |
| Djibouti Country Quiz | 0 | - | 4.81 | 21,610 |
| Countries Closest to Ethiopia | 0 | - | 4.90 | 68,714 |
| Countries Bordering Kenya | 0 | - | 4.87 | 62,677 |
| Mauritius Country Quiz | 0 | - | 4.84 | 22,170 |
