| European Countries by First 2 Letters | 0 | - | 4.95 | 528,704 |
| African Countries by First 2 Letters | 0 | - | 4.96 | 267,880 |
| Asian Countries by First 2 Letters | 0 | - | 4.91 | 278,681 |
| Australian Capitals | 0 | - | 4.92 | 62,695 |
| Count to 10 in Europe: Pro | 0 | - | 4.86 | 68,998 |
| Official European Union Languages | 0 | - | 4.97 | 238,129 |
| European Countries in their Native Language | 0 | - | 4.99 | 157,617 |
| Europe Map Quiz | 0 | - | 5.00 | 4,755,516 |
| Africa Map Quiz | 0 | - | 5.00 | 2,114,666 |
| Oceania Map Quiz | 0 | - | 4.98 | 640,601 |
| Celtic Nations | 0 | - | 4.69 | 46,908 |
| Europe by Borders in 30 Seconds | 0 | - | 4.98 | 427,500 |
| East Asia Map Quiz | 0 | - | 4.99 | 1,446,576 |
| Asia Map Quiz | 0 | - | 4.99 | 914,486 |
| Landlocked Countries in Africa | 0 | - | 4.99 | 46,611 |
| African East Coast | 0 | - | 4.96 | 95,830 |
| Western Africa Map Quiz | 0 | - | 4.97 | 73,608 |
| Oceanian Capitals - Map Quiz | 0 | - | 4.95 | 50,462 |
| Mediterranean Countries Quiz | 0 | - | 4.99 | 211,740 |
| Countries with Territorial Claims in Antarctica | 0 | - | 4.94 | 92,579 |
| Countries That Use the Euro | 0 | - | 4.95 | 104,542 |
| Europe Geography Decoder | 0 | - | 4.86 | 69,881 |
| 10 Easternmost Countries in Europe | 0 | - | 4.89 | 114,833 |
| The Only European Country ... | 0 | - | 4.91 | 215,992 |
| European Countries NOT in NATO | 0 | - | 4.90 | 60,771 |
| Countries that Beat Switzerland | 0 | - | 4.88 | 41,760 |
| South and Central Asia Map Quiz | 0 | - | 4.94 | 98,636 |
| Countries of Africa | 0 | - | 5.00 | 2,530,144 |
| Australia Map Quiz | 0 | - | 4.95 | 343,839 |
| Europe Cities Map Quiz | 0 | - | 4.99 | 363,950 |
| Middle East Map Quiz | 0 | - | 4.99 | 1,380,922 |
| 10 African Countries with the Most Tourists | 0 | - | 4.39 | 60,532 |
| United States Map Quiz | 0 | - | 4.98 | 4,153,970 |
| Add A Letter - Make a European City | 0 | - | 4.90 | 23,360 |
| Africa Cities Map Quiz | 0 | - | 4.97 | 98,869 |
| Flags of Africa Quiz | 0 | - | 5.00 | 469,274 |
| Top 10 Biggest African Countries by Area | 0 | - | 4.99 | 216,643 |
| 10 Southernmost Countries in Africa | 0 | - | 4.98 | 116,386 |
| 10 Northernmost Countries in Africa | 0 | - | 4.98 | 161,001 |
| Top 10 Smallest African Countries by Area | 0 | - | 4.96 | 33,077 |
| African Countries with the Shortest Names | 0 | - | 4.98 | 153,167 |
| Top African Languages on a Map | 0 | - | 4.92 | 73,680 |
| African Island Countries | 0 | - | 4.96 | 101,428 |
| Countries of Africa with an Empty Map | 0 | - | 5.00 | 243,059 |
| Australian States and Territories | 0 | - | 4.96 | 141,700 |
| Australian Immigration by Country | 0 | - | 4.81 | 77,231 |
| Australia Country Quiz | 0 | - | 4.43 | 69,521 |
| Australia True or False | 0 | - | 4.87 | 56,771 |
| Flags of North and South America | 0 | - | 4.99 | 371,916 |
| 10 Biggest American Countries by Area | 0 | - | 4.95 | 112,510 |
| Top 10 Most Populous American Countries | 0 | - | 4.97 | 144,084 |
| Latin American Countries Map Quiz | 0 | - | 4.97 | 129,291 |
| South America Map Quiz | 0 | - | 5.00 | 1,547,326 |
| Countries of North America Quiz | 0 | - | 5.00 | 1,020,566 |
| North America Map Quiz | 0 | - | 4.98 | 247,678 |
| Third Most Common Language by U.S. State | 0 | - | 4.87 | 113,654 |
| Canada Provinces and Territories | 0 | - | 5.00 | 341,383 |
| Canada Provinces Map Quiz | 0 | - | 4.99 | 639,165 |
| Most Spoken Languages in Canada | 0 | - | 4.91 | 55,040 |
| Straight Shot to Antarctica | 0 | - | 4.94 | 42,788 |
| Flags of Europe Quiz | 0 | - | 4.99 | 1,239,994 |
| Countries of Europe - One Minute Sprint | 0 | - | 4.94 | 1,326,216 |
| 10 Biggest European Countries by Area | 0 | - | 4.99 | 192,425 |
| 10 Westernmost Countries in Europe | 0 | - | 4.96 | 150,971 |
| Top 10 Languages Spoken in Europe | 0 | - | 4.96 | 218,168 |
| European Landmarks Map Quiz | 0 | - | 4.97 | 86,985 |
| Most Guessed Cities in Europe - Not Capitals | 0 | - | 4.82 | 87,248 |
| Biggest Countries in Europe in 1700 | 0 | - | 4.73 | 58,391 |
| Countries of Europe with an Empty Map | 0 | - | 5.00 | 309,988 |
| All First-Level Subdivisions of Europe on a Map | 0 | - | 4.99 | 170,609 |
| Countries of Europe in 1650 with a Map | 0 | - | 4.95 | 68,801 |
| Countries with Territory in the Balkans | 0 | - | 4.96 | 89,002 |
| Eastern Europe Map Quiz | 0 | - | 4.91 | 127,725 |
| Slavic Countries | 0 | - | 4.96 | 111,491 |
| Germany Multiple Choice | 0 | - | 4.84 | 54,285 |
| Counties of England | 0 | - | 4.97 | 794,801 |
| Flags of Asia Quiz | 0 | - | 4.99 | 611,446 |
| East Asia Cities Map Quiz | 0 | - | 4.96 | 110,085 |
| 10 Biggest Asian Countries by Area | 0 | - | 4.97 | 153,528 |
| 10 Southernmost Countries in Asia | 0 | - | 4.97 | 98,972 |
| 10 Easternmost Countries in Asia | 0 | - | 4.99 | 107,809 |
| Countries of Asia with Two or More Words | 0 | - | 4.96 | 126,656 |
| Asian Countries Ending in "IA" | 0 | - | 4.96 | 107,275 |
| Top Asian Languages on a Map | 0 | - | 4.95 | 71,252 |
| Countries of Asia with an Empty Map | 0 | - | 4.98 | 230,004 |
| Countries of the Middle East | 0 | - | 4.96 | 200,738 |
| Countries where Arabic is an Official Language | 0 | - | 4.85 | 72,437 |
| States of India | 0 | - | 4.94 | 192,626 |
| Africa Geography Quiz #1 | 0 | - | 4.93 | 49,280 |
| African Diaspora - Top 10 Countries | 0 | - | 4.92 | 72,637 |
| The Only African Country ... | 0 | - | 4.98 | 128,928 |
| African Countries by a Single Clue | 0 | - | 4.92 | 68,060 |
| Pixelated Africa Map | 0 | - | 4.98 | 99,647 |
| Countries of Africa - One Minute Sprint | 0 | - | 4.43 | 321,419 |
| Countries Closest to Africa | 0 | - | 4.96 | 156,990 |
| Flags of Oceania | 0 | - | 5.00 | 258,164 |
| All First-Level Subdivisions of Oceania on a Map | 0 | - | 4.97 | 27,258 |
| Australia Cities Map Quiz | 0 | - | 4.83 | 145,183 |
| Regions of New Zealand | 0 | - | 4.85 | 28,460 |
| The Only American Country ... | 0 | - | 4.92 | 121,402 |
| American Countries with the Shortest Names | 0 | - | 4.96 | 120,931 |
| Uruguay Country Quiz | 0 | - | 4.84 | 31,518 |
| North American Capitals - Map Quiz | 0 | - | 4.87 | 57,713 |
| Countries of North America with an Empty Map | 0 | - | 4.99 | 94,550 |
| All First-Level Subdivisions of North America on a Map | 0 | - | 4.97 | 63,852 |
| U.S. State Border Crossings | 0 | - | 4.97 | 96,359 |
| U.S. Citizenship Test Questions | 0 | - | 4.83 | 239,170 |
| U.S. Cities with the Most International Tourists | 0 | - | 4.88 | 75,325 |
| Cities and Towns of Massachusetts | 0 | - | 4.92 | 73,740 |
| Countries Larger Than Texas but With Fewer People | 0 | - | 4.92 | 39,818 |
| Mediterranean Countries with an Empty Map | 0 | - | 4.99 | 104,932 |
| European Diaspora - Top 11 Countries | 0 | - | 4.90 | 95,668 |
| 10 European Countries with the Most Tourists | 0 | - | 4.98 | 137,249 |
| Three Band Flags of Europe | 0 | - | 4.98 | 192,907 |
| Catholic Countries in Europe | 0 | - | 4.83 | 94,904 |
| Pixelated Europe Map | 0 | - | 4.88 | 122,503 |
| Monarchies of Europe | 0 | - | 4.90 | 97,953 |
| European Countries with One Border | 0 | - | 4.97 | 182,513 |
| European Countries with the Fewest Borders | 0 | - | 4.97 | 179,318 |
| Countries of Europe in 1815 With a Map | 0 | - | 4.99 | 149,888 |
| Federal Subjects of Russia | 0 | - | 4.95 | 146,401 |
| Countries Formerly in Yugoslavia | 0 | - | 4.95 | 124,727 |
| Regions of France Map Quiz | 0 | - | 4.97 | 144,154 |
| States of Germany Map Quiz | 0 | - | 4.91 | 132,542 |
| States of Germany | 0 | - | 4.96 | 151,915 |
| Germany Immigration by Country | 0 | - | 4.85 | 80,888 |
| Regions of Italy | 0 | - | 4.92 | 75,553 |
| Netherlands Immigration by Country | 0 | - | 4.93 | 51,878 |
| Regions of Spain Quiz | 0 | - | 4.90 | 113,643 |
| Cantons of Switzerland | 0 | - | 4.98 | 51,020 |
| Countries and Territories of the United Kingdom | 0 | - | 4.89 | 93,571 |
| Counties of England Map Quiz | 0 | - | 4.97 | 307,021 |
| 10 Closest Megacities to London | 0 | - | 4.90 | 17,660 |
| Asian Geography By Letter - B | 0 | - | 4.85 | 66,406 |
| 10 Asian Countries with the Most Tourists | 0 | - | 4.89 | 105,776 |
| Asian Countries with the Shortest Names | 0 | - | 4.97 | 135,049 |
| "Stan" Countries - Map Quiz | 0 | - | 4.98 | 135,295 |
| Pixelated Asia Map | 0 | - | 4.90 | 72,999 |
| Monarchies of Asia | 0 | - | 4.97 | 70,982 |
| Asian Country Superlatives | 0 | - | 4.84 | 80,777 |
| Provinces of Turkey | 0 | - | 4.95 | 203,657 |
| Provinces of China | 0 | - | 4.97 | 203,474 |
| Japanese Prefectures | 0 | - | 4.98 | 136,436 |
| American Countries on the Pacific Coast | 0 | - | 4.80 | 49,196 |
| Central America and Caribbean Map Quiz | 0 | - | 4.89 | 901,488 |
| Mediterranean Geography on a Map | 0 | - | 4.49 | 37,213 |
| Pre-Euro Currencies | 0 | - | 4.44 | 52,556 |
| European Countries with the Fewest Overnight Visitors | 0 | - | 4.80 | 41,643 |
| Word Scramble - European Countries | 0 | - | 4.73 | 141,488 |
| Top 20 Football Clubs in Europe | 0 | - | 4.48 | 114,390 |
| The Only Remaining European Country . . . | 0 | - | 4.41 | 64,167 |
| Slavic Languages | 0 | - | 4.68 | 54,272 |
| Capitals of Italian Regions | 0 | - | 4.62 | 36,577 |
| Spanish Immigration by Country | 0 | - | 4.63 | 55,422 |
| UK Cities Map Quiz | 0 | - | 4.96 | 464,023 |
| Champions League Winners | 0 | - | 4.92 | 1,003,762 |
| Top 12 Languages Spoken in Asia | 0 | - | 4.39 | 32,529 |
| Countries and States in the Caucasus | 0 | - | 4.46 | 51,448 |
| Word Scramble - Asian Countries | 0 | - | 4.49 | 108,707 |
| Countries of Asia - One Minute Sprint | 0 | - | 4.41 | 274,775 |
| The Only Remaining Asian Country . . . | 0 | - | 4.64 | 45,721 |
| Middle Eastern Geography Quiz | 0 | - | 4.57 | 43,711 |
| China's Territorial Disputes | 0 | - | 4.44 | 35,608 |
| Countries Kim Jong Un Has Been To | 0 | - | 4.95 | 32,708 |
| Countries of the Mongol Empire on a Map | 0 | - | 4.99 | 106,611 |
| States of India Map Quiz | 0 | - | 4.83 | 26,376 |
| Countries with the Most Ascents of Mount Everest | 0 | - | 4.95 | 58,125 |
| Nepal Country Quiz | 0 | - | 4.95 | 37,654 |
| African Great Lakes | 0 | - | 4.82 | 66,038 |
| African Countries with the Most Christians | 0 | - | 4.94 | 75,449 |
| Top 10 Biggest Economies in Africa | 0 | - | 4.99 | 120,345 |
| Name a Valid African Country | 0 | - | 4.98 | 153,762 |
| Kenya Country Quiz | 0 | - | 4.86 | 34,721 |
| Tanzania Country Quiz | 0 | - | 4.90 | 33,016 |
| Morocco Country Quiz | 0 | - | 4.81 | 46,390 |
| Palau Country Quiz | 0 | - | 4.90 | 22,970 |
| Most Visited Countries by Australians | 0 | - | 4.95 | 90,498 |
| Countries that Visit Australia the Most | 0 | - | 4.92 | 68,947 |
| Countries Closest to Australia | 0 | - | 4.99 | 166,779 |
| Tuvalu Country Quiz | 0 | - | 4.86 | 21,415 |
| Tonga Country Quiz | 0 | - | 4.83 | 20,495 |
| Top 10 Biggest Economies in the Americas | 0 | - | 4.94 | 91,924 |
| States of Mexico | 0 | - | 4.95 | 175,504 |
| Mexico States Map Quiz | 0 | - | 4.85 | 104,470 |
| Countries of South America with an Empty Map | 0 | - | 4.94 | 104,779 |
| All First-Level Subdivisions of South America on a Map | 0 | - | 4.92 | 53,668 |
| Brazil States Map Quiz | 0 | - | 4.85 | 47,870 |
| States of Brazil | 0 | - | 4.97 | 87,658 |
| Central American Countries | 0 | - | 4.98 | 155,888 |
| Caribbean / Lesser Antilles Map Quiz | 0 | - | 4.99 | 147,899 |
| Name the U.S. National Parks | 0 | - | 4.86 | 59,789 |
| Total United States Immigration by Country | 0 | - | 4.91 | 111,323 |
| Most Common U.S. Last Names - Extreme | 0 | - | 4.94 | 174,196 |
| "Do Not Travel" Countries for U.S. Citizens | 0 | - | 4.97 | 243,216 |
| U.S. Cabinet Departments | 0 | - | 4.86 | 72,798 |
| Top 10 Non-English Languages Spoken in New York City | 0 | - | 4.85 | 66,076 |
| US States Quiz | 0 | - | 5.00 | 16,831,545 |
| States of the U.S. in Alphabetical Order | 0 | - | 4.98 | 366,593 |
| Flags of the Mediterranean | 0 | - | 4.94 | 148,292 |
| Countries Bordering the Mediterranean - Map Quiz | 0 | - | 4.87 | 88,879 |
