| Australian Capitals | 0 | - | 4.92 | 62,635 |
| Australia... or New Zealand? | 0 | - | 4.83 | 61,224 |
| Australian States and Territories | 0 | - | 4.96 | 141,210 |
| Australian Immigration by Country | 0 | - | 4.81 | 77,097 |
| Australia Country Quiz | 0 | - | 4.43 | 69,383 |
| Oceania Map Quiz | 0 | - | 4.98 | 637,477 |
| Oceanian Capitals - Map Quiz | 0 | - | 4.95 | 50,072 |
| Animals of Australia | 0 | - | 4.52 | 42,204 |
| Germany Multiple Choice | 0 | - | 4.84 | 54,145 |
| Germany True or False? | 0 | - | 4.61 | 48,617 |
| The UK for Americans - True or False | 0 | - | 4.43 | 58,468 |
| Flags of Oceania | 0 | - | 5.00 | 256,390 |
| All First-Level Subdivisions of Oceania on a Map | 0 | - | 4.97 | 27,077 |
| Word Chain - Australia | 0 | - | 4.37 | 38,052 |
| Regions of New Zealand | 0 | - | 4.85 | 28,316 |
| England or Wales? | 0 | - | 4.94 | 45,444 |
| Palau Country Quiz | 0 | - | 4.90 | 22,898 |
| AFL Teams | 0 | - | 4.40 | 39,897 |
| Tuvalu Country Quiz | 0 | - | 4.86 | 21,342 |
| Tonga Country Quiz | 0 | - | 4.82 | 20,412 |
| European Countries by First 2 Letters | 0 | - | 4.95 | 527,233 |
| Austria... or Australia? | 0 | - | 4.68 | 104,032 |
| Famous Australians by Description | 0 | - | 4.23 | 27,737 |
| Australian Slang | 0 | - | 4.25 | 28,524 |
| African Countries by First 2 Letters | 0 | - | 4.96 | 267,049 |
| Canada Multiple Choice Quiz | 0 | - | 4.50 | 49,038 |
| Save Europeans by Guessing Countries | 0 | - | 4.84 | 210,544 |
| Russia Multiple Choice | 0 | - | 4.58 | 40,615 |
| Italy Multiple Choice | 0 | - | 4.74 | 103,360 |
| Asian Countries by First 2 Letters | 0 | - | 4.91 | 277,904 |
| Japan Multiple Choice | 0 | - | 4.48 | 40,592 |
| Random Sequential Oceanic Countries on a Map | 0 | - | 4.97 | 26,966 |
| New Zealand Country Quiz | 0 | - | 4.69 | 75,667 |
| Non-Stop Flights to New Zealand | 0 | - | 4.46 | 47,820 |
| Count to 10 in Europe: Pro | 0 | - | 4.86 | 68,777 |
| Official European Union Languages | 0 | - | 4.97 | 237,410 |
| European Countries in their Native Language | 0 | - | 4.99 | 157,177 |
| Europe Map Quiz | 0 | - | 5.00 | 4,740,990 |
| Africa Map Quiz | 0 | - | 5.00 | 2,108,583 |
| Europe by Borders in 30 Seconds | 0 | - | 4.98 | 426,074 |
| France Multiple Choice | 0 | - | 4.38 | 40,667 |
| British Geography Multiple Choice | 0 | - | 4.49 | 43,245 |
| East Asia Map Quiz | 0 | - | 4.99 | 1,443,003 |
| Asia Map Quiz | 0 | - | 4.99 | 909,540 |
| North Korea... or South Korea? | 0 | - | 4.47 | 80,420 |
| Countries of Africa | 0 | - | 5.00 | 2,516,518 |
| Landlocked Countries in Africa | 0 | - | 4.99 | 46,121 |
| African East Coast | 0 | - | 4.96 | 95,375 |
| Western Africa Map Quiz | 0 | - | 4.97 | 73,233 |
| Oceania Geography Quiz | 0 | - | 4.55 | 22,002 |
| Marshall Islands Country Quiz | 0 | - | 4.61 | 20,587 |
| Fiji Country Quiz | 0 | - | 4.78 | 24,151 |
| Kiribati Country Quiz | 0 | - | 4.70 | 18,962 |
| Federated States of Micronesia Country Quiz | 0 | - | 4.63 | 21,578 |
| Australia Map Quiz | 0 | - | 4.94 | 342,994 |
| Vanuatu Country Quiz | 0 | - | 4.59 | 22,780 |
| Solomon Islands Country Quiz | 0 | - | 4.56 | 18,974 |
| Nauru Country Quiz | 0 | - | 4.53 | 23,222 |
| Papua New Guinea Country Quiz | 0 | - | 4.60 | 30,571 |
| Samoa Country Quiz | 0 | - | 4.80 | 20,699 |
| United States Map Quiz | 0 | - | 4.98 | 4,146,283 |
| Mediterranean Countries Quiz | 0 | - | 4.99 | 210,762 |
| Countries with Territorial Claims in Antarctica | 0 | - | 4.94 | 92,406 |
| Countries That Use the Euro | 0 | - | 4.95 | 103,625 |
| Europe Cities Map Quiz | 0 | - | 4.99 | 362,936 |
| Europe Geography Decoder | 0 | - | 4.86 | 69,688 |
| 10 Easternmost Countries in Europe | 0 | - | 4.89 | 114,078 |
| The Only European Country ... | 0 | - | 4.91 | 214,733 |
| European Countries NOT in NATO | 0 | - | 4.87 | 60,060 |
| Countries that Beat Switzerland | 0 | - | 4.88 | 41,637 |
| South and Central Asia Map Quiz | 0 | - | 4.93 | 97,994 |
| Middle East Map Quiz | 0 | - | 4.99 | 1,378,428 |
| Astronomy True or False | 0 | - | 4.39 | 36,321 |
| Bhutan... or Nepal? | 0 | - | 4.59 | 17,693 |
| Africa Cities Map Quiz | 0 | - | 4.97 | 98,581 |
| Flags of Africa Quiz | 0 | - | 5.00 | 465,646 |
| Top 10 Biggest African Countries by Area | 0 | - | 4.99 | 216,018 |
| 10 Southernmost Countries in Africa | 0 | - | 4.98 | 115,800 |
| 10 Northernmost Countries in Africa | 0 | - | 4.98 | 160,555 |
| Top 10 Smallest African Countries by Area | 0 | - | 4.96 | 32,726 |
| African Countries with the Shortest Names | 0 | - | 4.98 | 152,530 |
| Top African Languages on a Map | 0 | - | 4.92 | 72,989 |
| African Island Countries | 0 | - | 4.96 | 101,043 |
| Countries of Africa with an Empty Map | 0 | - | 5.00 | 242,203 |
| All First-Level Subdivisions of Africa on a Map | 0 | - | 4.92 | 32,895 |
| Oceania Physical Geography | 0 | - | 4.30 | 12,644 |
| Flags of North and South America | 0 | - | 4.99 | 369,217 |
| 10 Biggest American Countries by Area | 0 | - | 4.95 | 112,324 |
| Top 10 Most Populous American Countries | 0 | - | 4.97 | 143,413 |
| Latin American Countries Map Quiz | 0 | - | 4.97 | 128,651 |
| South America Map Quiz | 0 | - | 5.00 | 1,543,335 |
| Countries of North America Quiz | 0 | - | 5.00 | 1,015,567 |
| North America Map Quiz | 0 | - | 4.98 | 245,933 |
| Third Most Common Language by U.S. State | 0 | - | 4.87 | 113,481 |
| Canada Provinces and Territories | 0 | - | 5.00 | 339,213 |
| Canada Provinces Map Quiz | 0 | - | 4.99 | 637,203 |
| Most Spoken Languages in Canada | 0 | - | 4.91 | 54,805 |
| Straight Shot to Antarctica | 0 | - | 4.94 | 42,619 |
| European Countries Ending in "IA" | 0 | - | 4.96 | 67,687 |
| Add A Letter - Make a European City | 0 | - | 4.90 | 23,286 |
| Flags of Europe Quiz | 0 | - | 4.99 | 1,232,038 |
| Celtic Nations | 0 | - | 4.69 | 46,855 |
| Countries of Europe - One Minute Sprint | 0 | - | 4.94 | 1,322,227 |
| 10 Biggest European Countries by Area | 0 | - | 4.99 | 191,992 |
| 10 Westernmost Countries in Europe | 0 | - | 4.96 | 150,574 |
| Top 10 Languages Spoken in Europe | 0 | - | 4.96 | 217,035 |
| European Landmarks Map Quiz | 0 | - | 4.97 | 86,659 |
| Most Guessed Cities in Europe - Not Capitals | 0 | - | 4.82 | 87,016 |
| Countries of Europe with an Empty Map | 0 | - | 5.00 | 308,936 |
| All First-Level Subdivisions of Europe on a Map | 0 | - | 4.98 | 169,012 |
| Countries of Europe in 1650 with a Map | 0 | - | 4.95 | 68,075 |
| Countries with Territory in the Balkans | 0 | - | 4.96 | 88,578 |
| Eastern Europe Map Quiz | 0 | - | 4.91 | 127,399 |
| Slavic Countries | 0 | - | 4.96 | 111,107 |
| French History Multiple Choice | 0 | - | 4.55 | 32,920 |
| States of the German Confederation in 1848 | 0 | - | 4.89 | 31,687 |
| Counties of England | 0 | - | 4.97 | 791,500 |
| "Big Five" European Soccer Champions Since 2000 | 0 | - | 4.97 | 351,719 |
| Flags of Asia Quiz | 0 | - | 4.99 | 607,795 |
| East Asia Cities Map Quiz | 0 | - | 4.96 | 109,707 |
| 10 Biggest Asian Countries by Area | 0 | - | 4.97 | 153,075 |
| 10 Southernmost Countries in Asia | 0 | - | 4.97 | 98,639 |
| 10 Easternmost Countries in Asia | 0 | - | 4.99 | 107,494 |
| Countries of Asia with Two or More Words | 0 | - | 4.96 | 126,109 |
| Asian Countries Ending in "IA" | 0 | - | 4.96 | 106,806 |
| Top Asian Languages on a Map | 0 | - | 4.95 | 70,913 |
| Countries of Asia with an Empty Map | 0 | - | 4.98 | 229,339 |
| All First-Level Subdivisions of Asia on a Map | 0 | - | 4.93 | 49,374 |
| Countries of the Middle East | 0 | - | 4.96 | 199,554 |
| Countries where Arabic is an Official Language | 0 | - | 4.85 | 72,320 |
| Similar Country Flags - Multiple Choice Quiz | 0 | - | 4.94 | 50,177 |
| States of India | 0 | - | 4.94 | 191,200 |
| 10 African Countries with the Most Tourists | 0 | - | 4.39 | 60,309 |
| Africa Geography Quiz #1 | 0 | - | 4.93 | 49,121 |
| African Diaspora - Top 10 Countries | 0 | - | 4.92 | 72,385 |
| The Only African Country ... | 0 | - | 4.99 | 128,599 |
| African Countries by a Single Clue | 0 | - | 4.92 | 67,877 |
| Pixelated Africa Map | 0 | - | 4.98 | 99,300 |
| Countries of Africa - One Minute Sprint | 0 | - | 4.42 | 319,957 |
| Countries Closest to Africa | 0 | - | 4.96 | 156,606 |
| Australia Cities Map Quiz | 0 | - | 4.83 | 144,689 |
| Countries that Beat New Zealand | 0 | - | 4.70 | 26,251 |
| The Only American Country ... | 0 | - | 4.92 | 121,059 |
| American Countries with the Shortest Names | 0 | - | 4.96 | 120,601 |
| Uruguay Country Quiz | 0 | - | 4.83 | 31,418 |
| Central America and Caribbean Map Quiz | 0 | - | 4.89 | 900,447 |
| North American Capitals - Map Quiz | 0 | - | 4.87 | 57,265 |
| Countries of North America with an Empty Map | 0 | - | 4.99 | 94,153 |
| All First-Level Subdivisions of North America on a Map | 0 | - | 4.97 | 63,310 |
| U.S. State Border Crossings | 0 | - | 4.97 | 96,116 |
| U.S. Citizenship Test Questions | 0 | - | 4.83 | 238,646 |
| U.S. Cities with the Most International Tourists | 0 | - | 4.88 | 75,066 |
| Cities and Towns of Massachusetts | 0 | - | 4.92 | 73,302 |
| Countries Larger Than Texas but With Fewer People | 0 | - | 4.92 | 39,634 |
| US States Quiz | 0 | - | 5.00 | 16,753,241 |
| Mediterranean Countries with an Empty Map | 0 | - | 4.99 | 104,647 |
| European Geography By Letter - P #1 | 0 | - | 4.81 | 96,541 |
| European Diaspora - Top 11 Countries | 0 | - | 4.90 | 95,238 |
| 10 European Countries with the Most Tourists | 0 | - | 4.98 | 136,738 |
| Three Band Flags of Europe | 0 | - | 4.98 | 192,286 |
| Catholic Countries in Europe | 0 | - | 4.83 | 94,462 |
| Biggest Countries in Europe in 1700 | 0 | - | 4.73 | 58,256 |
| Pixelated Europe Map | 0 | - | 4.88 | 122,103 |
| Monarchies of Europe | 0 | - | 4.90 | 97,568 |
| European Countries with One Border | 0 | - | 4.97 | 181,958 |
| European Countries with the Fewest Borders | 0 | - | 4.97 | 178,843 |
| European Geography By Letter - B #2 | 0 | - | 4.84 | 76,561 |
| Countries of Europe in 1815 With a Map | 0 | - | 4.99 | 149,318 |
| Countries of Europe in 1848 | 0 | - | 4.98 | 75,713 |
| Countries of Europe in 1870 with a Map | 0 | - | 4.95 | 63,799 |
| Every Country of Europe Since 1815 With a Map | 0 | - | 4.98 | 70,370 |
| Countries of Europe in 1360 with a Map | 0 | - | 4.99 | 56,259 |
| Category Elimination - European Geography #3 | 0 | - | 4.85 | 80,153 |
| Federal Subjects of Russia | 0 | - | 4.94 | 144,898 |
| Countries Formerly in Yugoslavia | 0 | - | 4.95 | 124,410 |
| Regions of France Map Quiz | 0 | - | 4.97 | 143,582 |
| States of Germany Map Quiz | 0 | - | 4.91 | 132,035 |
| States of Germany | 0 | - | 4.96 | 150,774 |
| Germany Immigration by Country | 0 | - | 4.85 | 80,249 |
| Regions of Italy | 0 | - | 4.92 | 75,025 |
| Netherlands Immigration by Country | 0 | - | 4.94 | 44,019 |
| Regions of Spain Quiz | 0 | - | 4.90 | 112,929 |
| Cantons of Switzerland | 0 | - | 4.98 | 50,612 |
| UK Cities Map Quiz | 0 | - | 4.95 | 462,926 |
| Countries and Territories of the United Kingdom | 0 | - | 4.89 | 93,239 |
| Counties of England Map Quiz | 0 | - | 4.97 | 306,476 |
| 10 Closest Megacities to London | 0 | - | 4.90 | 17,593 |
| Champions League Winners | 0 | - | 4.92 | 999,327 |
| Asian Geography By Letter - B | 0 | - | 4.85 | 66,133 |
| 10 Asian Countries with the Most Tourists | 0 | - | 4.89 | 105,359 |
| Asian Countries with the Shortest Names | 0 | - | 4.97 | 134,651 |
| "Stan" Countries - Map Quiz | 0 | - | 4.98 | 134,377 |
| Pixelated Asia Map | 0 | - | 4.90 | 72,664 |
| Monarchies of Asia | 0 | - | 4.97 | 70,752 |
| Asian Country Superlatives | 0 | - | 4.83 | 80,558 |
| Provinces of Turkey | 0 | - | 4.95 | 202,536 |
| World Currencies Quiz on a Map | 0 | - | 4.95 | 60,341 |
| Provinces of China | 0 | - | 4.97 | 201,369 |
| Japanese Prefectures | 0 | - | 4.98 | 135,309 |
| Countries Kim Jong Un Has Been To | 0 | - | 4.95 | 32,422 |
