| Most Spoken Languages in Canada | 0 | - | 4.91 | 55,186 |
| North America Map Quiz | 0 | - | 4.98 | 248,635 |
| Third Most Common Language by U.S. State | 0 | - | 4.87 | 113,747 |
| Canada Multiple Choice Quiz | 0 | - | 4.50 | 49,337 |
| Canada Geography Trivia | 0 | - | 4.80 | 47,543 |
| Countries of North America with an Empty Map | 0 | - | 4.99 | 94,693 |
| Most-Spoken Languages of the United States | 0 | - | 4.52 | 220,155 |
| 10 Biggest American Countries by Area | 0 | - | 4.95 | 112,626 |
| Top 10 Most Populous American Countries | 0 | - | 4.97 | 144,253 |
| U.S. Highway Signs By State | 0 | - | 4.46 | 15,504 |
| Canada Provinces and Territories | 0 | - | 5.00 | 342,725 |
| Name a Valid Answer - United States #1 | 0 | - | 4.61 | 94,018 |
| Uruguay Country Quiz | 0 | - | 4.84 | 31,591 |
| Native American Tribes in the US | 0 | - | 4.74 | 25,543 |
| North American Physical Geography | 0 | - | 4.35 | 30,422 |
| Most Populous Native American Tribes | 0 | - | 4.28 | 12,443 |
| American Countries on the Pacific Coast | 0 | - | 4.80 | 49,266 |
| Top U.S. Cash Crops | 0 | - | 4.39 | 62,322 |
| Things Named For People #2 - U.S. Centric | 0 | - | 4.21 | 52,639 |
| Largest Asian-American Ethnic Groups | 0 | - | 4.12 | 41,028 |
| European Countries by First 2 Letters | 0 | - | 4.95 | 529,683 |
| Haiti... or Dominican Republic? | 0 | - | 4.70 | 40,736 |
| African Countries by First 2 Letters | 0 | - | 4.96 | 268,268 |
| U.S. Geography - Multiple Choice | 0 | - | 4.41 | 24,805 |
| Asian Countries by First 2 Letters | 0 | - | 4.91 | 279,232 |
| Australian Capitals | 0 | - | 4.92 | 62,729 |
| The U.S. Pledge of Allegiance | 0 | - | 3.98 | 18,363 |
| Canada Immigration by Country | 0 | - | 4.51 | 62,613 |
| Count to 10 in Europe: Pro | 0 | - | 4.86 | 69,164 |
| Official European Union Languages | 0 | - | 4.97 | 238,570 |
| European Countries in their Native Language | 0 | - | 4.99 | 157,901 |
| Europe Map Quiz | 0 | - | 5.00 | 4,764,187 |
| Africa Map Quiz | 0 | - | 5.00 | 2,118,429 |
| Oceania Map Quiz | 0 | - | 4.98 | 642,593 |
| Canada A-Z | 0 | - | 4.73 | 32,842 |
| Europe by Borders in 30 Seconds | 0 | - | 4.98 | 428,316 |
| East Asia Map Quiz | 0 | - | 4.99 | 1,448,452 |
| Asia Map Quiz | 0 | - | 4.99 | 917,183 |
| Countries of Africa | 0 | - | 5.00 | 2,538,192 |
| Landlocked Countries in Africa | 0 | - | 4.99 | 46,870 |
| African East Coast | 0 | - | 4.96 | 96,100 |
| Western Africa Map Quiz | 0 | - | 4.97 | 73,921 |
| Oceanian Capitals - Map Quiz | 0 | - | 4.95 | 50,736 |
| Australia Map Quiz | 0 | - | 4.95 | 344,688 |
| Largest Land Animals of the Americas | 0 | - | 4.39 | 20,270 |
| New World Crops | 0 | - | 4.38 | 30,889 |
| United States Map Quiz | 0 | - | 4.98 | 4,159,002 |
| Canadian Geography on the Map | 0 | - | 4.55 | 26,329 |
| Mediterranean Countries Quiz | 0 | - | 4.99 | 212,350 |
| Countries with Territorial Claims in Antarctica | 0 | - | 4.94 | 92,663 |
| Countries That Use the Euro | 0 | - | 4.95 | 105,118 |
| Europe Cities Map Quiz | 0 | - | 4.99 | 364,561 |
| Europe Geography Decoder | 0 | - | 4.86 | 70,002 |
| 10 Easternmost Countries in Europe | 0 | - | 4.89 | 115,318 |
| The Only European Country ... | 0 | - | 4.91 | 216,753 |
| European Countries NOT in NATO | 0 | - | 4.90 | 61,203 |
| Countries that Beat Switzerland | 0 | - | 4.88 | 41,851 |
| South and Central Asia Map Quiz | 0 | - | 4.94 | 99,016 |
| Middle East Map Quiz | 0 | - | 4.99 | 1,383,213 |
| Africa Cities Map Quiz | 0 | - | 4.97 | 98,992 |
| Flags of Africa Quiz | 0 | - | 5.00 | 471,608 |
| Top 10 Biggest African Countries by Area | 0 | - | 4.99 | 217,044 |
| 10 Southernmost Countries in Africa | 0 | - | 4.98 | 116,617 |
| 10 Northernmost Countries in Africa | 0 | - | 4.98 | 161,285 |
| Top 10 Smallest African Countries by Area | 0 | - | 4.96 | 33,296 |
| African Countries with the Shortest Names | 0 | - | 4.98 | 153,569 |
| Top African Languages on a Map | 0 | - | 4.92 | 74,117 |
| African Island Countries | 0 | - | 4.96 | 101,663 |
| Countries of Africa with an Empty Map | 0 | - | 5.00 | 243,470 |
| Australian States and Territories | 0 | - | 4.96 | 142,029 |
| Australian Immigration by Country | 0 | - | 4.81 | 77,298 |
| Australia True or False | 0 | - | 4.87 | 56,874 |
| Flags of North and South America | 0 | - | 4.99 | 373,265 |
| Latin American Countries Map Quiz | 0 | - | 4.97 | 129,822 |
| South America Map Quiz | 0 | - | 5.00 | 1,550,089 |
| Paraguay... or Uruguay? | 0 | - | 4.55 | 26,710 |
| Countries of North America Quiz | 0 | - | 5.00 | 1,023,650 |
| Canada Provinces Map Quiz | 0 | - | 4.99 | 640,606 |
| Straight Shot to Antarctica | 0 | - | 4.94 | 42,893 |
| Add A Letter - Make a European City | 0 | - | 4.90 | 23,389 |
| Flags of Europe Quiz | 0 | - | 4.99 | 1,244,759 |
| Celtic Nations | 0 | - | 4.69 | 46,954 |
| Countries of Europe - One Minute Sprint | 0 | - | 4.94 | 1,329,044 |
| 10 Biggest European Countries by Area | 0 | - | 4.99 | 192,706 |
| 10 Westernmost Countries in Europe | 0 | - | 4.96 | 151,241 |
| Top 10 Languages Spoken in Europe | 0 | - | 4.96 | 218,811 |
| European Landmarks Map Quiz | 0 | - | 4.97 | 87,189 |
| Most Guessed Cities in Europe - Not Capitals | 0 | - | 4.82 | 87,394 |
| Countries of Europe with an Empty Map | 0 | - | 5.00 | 310,643 |
| All First-Level Subdivisions of Europe on a Map | 0 | - | 4.98 | 172,028 |
| Countries of Europe in 1650 with a Map | 0 | - | 4.95 | 69,287 |
| Countries with Territory in the Balkans | 0 | - | 4.96 | 89,336 |
| Eastern Europe Map Quiz | 0 | - | 4.91 | 128,236 |
| Slavic Countries | 0 | - | 4.96 | 111,702 |
| Germany Multiple Choice | 0 | - | 4.84 | 54,367 |
| States of the German Confederation in 1848 | 0 | - | 4.89 | 32,026 |
| Counties of England | 0 | - | 4.97 | 797,222 |
| "Big Five" European Soccer Champions Since 2000 | 0 | - | 4.97 | 356,225 |
| Flags of Asia Quiz | 0 | - | 4.99 | 613,839 |
| East Asia Cities Map Quiz | 0 | - | 4.96 | 110,271 |
| 10 Biggest Asian Countries by Area | 0 | - | 4.97 | 153,783 |
| 10 Southernmost Countries in Asia | 0 | - | 4.97 | 99,184 |
| 10 Easternmost Countries in Asia | 0 | - | 4.99 | 108,026 |
| Countries of Asia with Two or More Words | 0 | - | 4.96 | 126,942 |
| Asian Countries Ending in "IA" | 0 | - | 4.96 | 107,542 |
| Top Asian Languages on a Map | 0 | - | 4.95 | 71,465 |
| Countries of Asia with an Empty Map | 0 | - | 4.98 | 230,427 |
| All First-Level Subdivisions of Asia on a Map | 0 | - | 4.91 | 49,969 |
| Countries of the Middle East | 0 | - | 4.96 | 201,233 |
| Countries where Arabic is an Official Language | 0 | - | 4.85 | 72,531 |
| States of India | 0 | - | 4.95 | 193,481 |
| 10 African Countries with the Most Tourists | 0 | - | 4.39 | 60,655 |
| Africa Geography Quiz #1 | 0 | - | 4.93 | 49,343 |
| African Diaspora - Top 10 Countries | 0 | - | 4.93 | 72,792 |
| The Only African Country ... | 0 | - | 4.99 | 129,126 |
| African Countries by a Single Clue | 0 | - | 4.92 | 68,139 |
| Pixelated Africa Map | 0 | - | 4.98 | 99,890 |
| Countries of Africa - One Minute Sprint | 0 | - | 4.43 | 322,383 |
| Countries Closest to Africa | 0 | - | 4.96 | 157,233 |
| African Countries That Have Been to the FIFA World Cup | 0 | - | 4.88 | 57,549 |
| Flags of Oceania | 0 | - | 5.00 | 259,575 |
| All First-Level Subdivisions of Oceania on a Map | 0 | - | 4.97 | 27,357 |
| Australia Cities Map Quiz | 0 | - | 4.82 | 145,451 |
| Australia Country Quiz | 0 | - | 4.43 | 69,602 |
| Australia... or New Zealand? | 0 | - | 4.83 | 61,589 |
| Regions of New Zealand | 0 | - | 4.85 | 28,529 |
| The Only American Country ... | 0 | - | 4.92 | 121,642 |
| American Countries with the Shortest Names | 0 | - | 4.96 | 121,144 |
| Central America and Caribbean Map Quiz | 0 | - | 4.89 | 902,440 |
| North American Capitals - Map Quiz | 0 | - | 4.87 | 58,013 |
| All First-Level Subdivisions of North America on a Map | 0 | - | 4.97 | 64,210 |
| U.S. State Border Crossings | 0 | - | 4.97 | 96,499 |
| U.S. Citizenship Test Questions | 0 | - | 4.83 | 239,503 |
| U.S. Cities with the Most International Tourists | 0 | - | 4.88 | 75,491 |
| Cities and Towns of Massachusetts | 0 | - | 4.92 | 74,103 |
| Countries Larger Than Texas but With Fewer People | 0 | - | 4.92 | 39,955 |
| US States Quiz | 0 | - | 5.00 | 16,881,528 |
| 20 Most-Visited Places in Canada | 0 | - | 4.27 | 13,197 |
| Canadian Musical Acts by Two Songs | 0 | - | 4.02 | 28,643 |
| Canada Decoder | 0 | - | 4.12 | 18,719 |
| Mediterranean Countries with an Empty Map | 0 | - | 4.99 | 105,103 |
| European Diaspora - Top 11 Countries | 0 | - | 4.90 | 95,888 |
| 10 European Countries with the Most Tourists | 0 | - | 4.98 | 137,591 |
| Three Band Flags of Europe | 0 | - | 4.98 | 193,386 |
| Catholic Countries in Europe | 0 | - | 4.83 | 95,167 |
| Biggest Countries in Europe in 1700 | 0 | - | 4.73 | 58,506 |
| Pixelated Europe Map | 0 | - | 4.88 | 122,790 |
| Monarchies of Europe | 0 | - | 4.90 | 98,181 |
| European Countries with One Border | 0 | - | 4.97 | 182,824 |
| European Countries with the Fewest Borders | 0 | - | 4.97 | 179,635 |
| European Geography By Letter - B #2 | 0 | - | 4.84 | 78,668 |
| Countries of Europe in 1815 With a Map | 0 | - | 4.99 | 150,433 |
| Category Elimination - European Geography #3 | 0 | - | 4.86 | 81,024 |
| Federal Subjects of Russia | 0 | - | 4.95 | 147,411 |
| Countries Formerly in Yugoslavia | 0 | - | 4.95 | 124,932 |
| Regions of France Map Quiz | 0 | - | 4.97 | 144,474 |
| States of Germany Map Quiz | 0 | - | 4.91 | 132,876 |
| States of Germany | 0 | - | 4.95 | 152,686 |
| Germany Immigration by Country | 0 | - | 4.85 | 81,073 |
| Regions of Italy | 0 | - | 4.92 | 75,933 |
| Netherlands Immigration by Country | 0 | - | 4.93 | 52,209 |
| Regions of Spain Quiz | 0 | - | 4.90 | 114,016 |
| Cantons of Switzerland | 0 | - | 4.98 | 51,239 |
| UK Cities Map Quiz | 0 | - | 4.96 | 464,651 |
| Countries and Territories of the United Kingdom | 0 | - | 4.90 | 94,025 |
| Counties of England Map Quiz | 0 | - | 4.97 | 307,711 |
| 10 Closest Megacities to London | 0 | - | 4.90 | 17,708 |
| Champions League Winners | 0 | - | 4.92 | 1,007,152 |
| Asian Geography By Letter - B | 0 | - | 4.85 | 66,531 |
| 10 Asian Countries with the Most Tourists | 0 | - | 4.89 | 106,041 |
| Asian Countries with the Shortest Names | 0 | - | 4.97 | 135,330 |
| "Stan" Countries - Map Quiz | 0 | - | 4.98 | 135,889 |
| Pixelated Asia Map | 0 | - | 4.90 | 73,241 |
| Monarchies of Asia | 0 | - | 4.97 | 71,107 |
| Asian Country Superlatives | 0 | - | 4.84 | 80,906 |
| Provinces of Turkey | 0 | - | 4.95 | 204,293 |
| Provinces of China | 0 | - | 4.97 | 204,667 |
| Japanese Prefectures | 0 | - | 4.98 | 137,055 |
| Countries Kim Jong Un Has Been To | 0 | - | 4.95 | 32,866 |
| Countries of the Mongol Empire on a Map | 0 | - | 4.99 | 106,887 |
| Biggest Mongol Empire Countries | 0 | - | 4.89 | 81,302 |
| Countries Closest to Taiwan | 0 | - | 4.81 | 93,348 |
| Bhutan Country Quiz | 0 | - | 4.87 | 24,230 |
| States of India Map Quiz | 0 | - | 4.83 | 26,534 |
| Countries Bordering India | 0 | - | 4.98 | 163,446 |
| Countries Closest to India | 0 | - | 4.97 | 102,801 |
| Countries with the Most Ascents of Mount Everest | 0 | - | 4.95 | 58,253 |
| Nepal Country Quiz | 0 | - | 4.95 | 37,740 |
| African Great Lakes | 0 | - | 4.82 | 66,285 |
| Every African Country Shape | 0 | - | 4.90 | 87,381 |
| Word Chain - Africa | 0 | - | 4.47 | 31,623 |
| African Countries with the Most Christians | 0 | - | 4.94 | 75,633 |
| Top 10 Richest Countries in Africa | 0 | - | 4.85 | 76,297 |
| Top 10 Biggest Economies in Africa | 0 | - | 4.99 | 120,630 |
| Category Elimination - African Geography #1 | 0 | - | 4.90 | 92,390 |
| Name a Valid African Country | 0 | - | 4.98 | 154,125 |
| Kenya Country Quiz | 0 | - | 4.86 | 34,813 |
| Djibouti Country Quiz | 0 | - | 4.82 | 21,698 |
| Countries Closest to Ethiopia | 0 | - | 4.90 | 68,960 |
| Countries Bordering Kenya | 0 | - | 4.87 | 62,882 |
