| Australian Capitals | 0 | - | 4.92 | 62,598 |
| Australia True or False | 0 | - | 4.87 | 56,535 |
| All First-Level Subdivisions of Oceania on a Map | 0 | - | 4.97 | 26,952 |
| Australia Country Quiz | 0 | - | 4.43 | 69,319 |
| Regions of New Zealand | 0 | - | 4.85 | 28,218 |
| Australia... or New Zealand? | 0 | - | 4.83 | 61,099 |
| European Countries by First 2 Letters | 0 | - | 4.95 | 526,594 |
| African Countries by First 2 Letters | 0 | - | 4.96 | 266,656 |
| Save Europeans by Guessing Countries | 0 | - | 4.84 | 209,783 |
| Asian Countries by First 2 Letters | 0 | - | 4.91 | 277,231 |
| Count to 10 in Europe: Pro | 0 | - | 4.85 | 68,632 |
| Official European Union Languages | 0 | - | 4.97 | 237,051 |
| European Countries in their Native Language | 0 | - | 4.99 | 156,765 |
| Europe Map Quiz | 0 | - | 5.00 | 4,733,784 |
| Africa Map Quiz | 0 | - | 5.00 | 2,105,409 |
| Oceania Map Quiz | 0 | - | 4.98 | 635,876 |
| Non-Stop Flights to New Zealand | 0 | - | 4.46 | 47,742 |
| Europe by Borders in 30 Seconds | 0 | - | 4.98 | 425,489 |
| East Asia Map Quiz | 0 | - | 4.99 | 1,441,640 |
| Asia Map Quiz | 0 | - | 4.99 | 907,700 |
| Random Sequential Oceanic Countries on a Map | 0 | - | 4.97 | 26,890 |
| Word Chain - Australia | 0 | - | 4.37 | 38,017 |
| Top 10 Oldest African Countries | 0 | - | 4.88 | 27,485 |
| Countries of Africa | 0 | - | 5.00 | 2,510,118 |
| Landlocked Countries in Africa | 0 | - | 4.99 | 45,882 |
| African East Coast | 0 | - | 4.96 | 95,127 |
| Western Africa Map Quiz | 0 | - | 4.97 | 73,009 |
| Oceanian Capitals - Map Quiz | 0 | - | 4.95 | 49,884 |
| Australia Map Quiz | 0 | - | 4.94 | 342,656 |
| Mediterranean Countries Quiz | 0 | - | 4.99 | 210,297 |
| Countries with Territorial Claims in Antarctica | 0 | - | 4.94 | 92,247 |
| Countries That Use the Euro | 0 | - | 4.95 | 103,174 |
| Europe Cities Map Quiz | 0 | - | 4.99 | 362,494 |
| Celtic Nations | 0 | - | 4.69 | 46,826 |
| Europe Geography Decoder | 0 | - | 4.86 | 69,569 |
| 10 Easternmost Countries in Europe | 0 | - | 4.89 | 113,703 |
| The Only European Country ... | 0 | - | 4.91 | 214,077 |
| European Countries NOT in NATO | 0 | - | 4.87 | 59,718 |
| Countries that Beat Switzerland | 0 | - | 4.88 | 41,585 |
| South and Central Asia Map Quiz | 0 | - | 4.93 | 97,559 |
| Middle East Map Quiz | 0 | - | 4.99 | 1,376,590 |
| Africa Cities Map Quiz | 0 | - | 4.97 | 98,467 |
| Top 10 Biggest African Countries by Area | 0 | - | 4.99 | 215,721 |
| 10 Southernmost Countries in Africa | 0 | - | 4.98 | 115,640 |
| 10 Northernmost Countries in Africa | 0 | - | 4.98 | 160,360 |
| Top 10 Smallest African Countries by Area | 0 | - | 4.96 | 32,548 |
| African Countries with the Shortest Names | 0 | - | 4.98 | 152,242 |
| Top African Languages on a Map | 0 | - | 4.92 | 72,577 |
| African Island Countries | 0 | - | 4.96 | 100,856 |
| Countries of Africa with an Empty Map | 0 | - | 5.00 | 241,783 |
| All First-Level Subdivisions of Africa on a Map | 0 | - | 4.92 | 32,768 |
| Oceania Physical Geography | 0 | - | 4.30 | 12,636 |
| Oceania Geography Quiz | 0 | - | 4.55 | 21,986 |
| Australian States and Territories | 0 | - | 4.96 | 140,980 |
| Famous Australians by Description | 0 | - | 4.23 | 27,650 |
| Australian Immigration by Country | 0 | - | 4.81 | 77,035 |
| Australian Slang | 0 | - | 4.25 | 28,491 |
| 10 Biggest American Countries by Area | 0 | - | 4.95 | 112,183 |
| Top 10 Most Populous American Countries | 0 | - | 4.97 | 143,220 |
| Latin American Countries Map Quiz | 0 | - | 4.97 | 128,335 |
| North America Map Quiz | 0 | - | 4.98 | 244,767 |
| Third Most Common Language by U.S. State | 0 | - | 4.89 | 113,395 |
| United States Map Quiz | 0 | - | 4.98 | 4,143,144 |
| Most Spoken Languages in Canada | 0 | - | 4.91 | 54,677 |
| Straight Shot to Antarctica | 0 | - | 4.94 | 42,527 |
| European Countries Ending in "IA" | 0 | - | 4.96 | 67,530 |
| Add A Letter - Make a European City | 0 | - | 4.90 | 23,251 |
| Sahel Countries on a Map | 0 | - | 4.99 | 20,998 |
| 10 Biggest European Countries by Area | 0 | - | 4.99 | 191,774 |
| 10 Westernmost Countries in Europe | 0 | - | 4.96 | 150,376 |
| Top 10 Languages Spoken in Europe | 0 | - | 4.96 | 216,523 |
| European Landmarks Map Quiz | 0 | - | 4.97 | 86,527 |
| Most Guessed Cities in Europe - Not Capitals | 0 | - | 4.82 | 86,909 |
| Countries of Europe with an Empty Map | 0 | - | 5.00 | 308,018 |
| All First-Level Subdivisions of Europe on a Map | 0 | - | 4.98 | 168,150 |
| Countries of Europe in 1650 with a Map | 0 | - | 4.95 | 67,639 |
| Official and Regional Languages of Europe on a Map | 0 | - | 4.99 | 110,348 |
| Countries with Territory in the Balkans | 0 | - | 4.96 | 88,348 |
| Eastern Europe Map Quiz | 0 | - | 4.91 | 127,271 |
| Slavic Countries | 0 | - | 4.96 | 110,922 |
| All Slavic Languages With a Map | 0 | - | 4.98 | 68,580 |
| Germany Multiple Choice | 0 | - | 4.84 | 54,061 |
| East Asia Cities Map Quiz | 0 | - | 4.96 | 109,408 |
| 10 Biggest Asian Countries by Area | 0 | - | 4.97 | 152,861 |
| 10 Southernmost Countries in Asia | 0 | - | 4.97 | 98,481 |
| 10 Easternmost Countries in Asia | 0 | - | 4.99 | 107,319 |
| Countries of Asia with Two or More Words | 0 | - | 4.96 | 125,839 |
| Asian Countries Ending in "IA" | 0 | - | 4.96 | 106,584 |
| Top Asian Languages on a Map | 0 | - | 4.95 | 70,752 |
| Countries of Asia with an Empty Map | 0 | - | 4.98 | 228,904 |
| All First-Level Subdivisions of Asia on a Map | 0 | - | 4.93 | 49,220 |
| Official and Regional Languages of Asia on a Map | 0 | - | 5.00 | 67,513 |
| Countries of the Middle East | 0 | - | 4.96 | 199,103 |
| Countries where Arabic is an Official Language | 0 | - | 4.85 | 72,263 |
| Flags of Africa Quiz | 0 | - | 5.00 | 463,968 |
| 10 African Countries with the Most Tourists | 0 | - | 4.39 | 60,191 |
| Flags of North and South America | 0 | - | 4.99 | 367,871 |
| South America Map Quiz | 0 | - | 5.00 | 1,541,759 |
| Countries of North America Quiz | 0 | - | 5.00 | 1,012,712 |
| Canada Provinces and Territories | 0 | - | 5.00 | 338,251 |
| Canada Provinces Map Quiz | 0 | - | 4.99 | 636,314 |
| Flags of Europe Quiz | 0 | - | 4.99 | 1,228,197 |
| Countries of Europe - One Minute Sprint | 0 | - | 4.94 | 1,320,597 |
| Biggest Countries in Europe in 1700 | 0 | - | 4.73 | 58,182 |
| Counties of England | 0 | - | 4.97 | 789,814 |
| "Big Five" European Soccer Champions Since 2000 | 0 | - | 4.97 | 350,418 |
| Flags of Asia Quiz | 0 | - | 4.99 | 606,200 |
| States of India | 0 | - | 4.94 | 190,497 |
| Africa Geography Quiz #1 | 0 | - | 4.93 | 49,020 |
| African Diaspora - Top 10 Countries | 0 | - | 4.92 | 72,281 |
| The Only African Country ... | 0 | - | 4.99 | 128,408 |
| African Countries by a Single Clue | 0 | - | 4.92 | 67,803 |
| Pixelated Africa Map | 0 | - | 4.98 | 99,143 |
| Countries of Africa - One Minute Sprint | 0 | - | 4.42 | 319,486 |
| Countries Closest to Africa | 0 | - | 4.96 | 156,165 |
| Flags of Oceania | 0 | - | 5.00 | 255,570 |
| Australia Cities Map Quiz | 0 | - | 4.83 | 144,492 |
| The Only American Country ... | 0 | - | 4.92 | 120,829 |
| American Countries with the Shortest Names | 0 | - | 4.96 | 120,405 |
| Uruguay Country Quiz | 0 | - | 4.83 | 31,367 |
| Central America and Caribbean Map Quiz | 0 | - | 4.89 | 899,978 |
| North American Capitals - Map Quiz | 0 | - | 4.87 | 57,060 |
| Countries of North America with an Empty Map | 0 | - | 4.99 | 93,949 |
| All First-Level Subdivisions of North America on a Map | 0 | - | 4.97 | 63,075 |
| U.S. State Border Crossings | 0 | - | 4.97 | 96,005 |
| U.S. Citizenship Test Questions | 0 | - | 4.83 | 238,429 |
| U.S. Cities with the Most International Tourists | 0 | - | 4.88 | 74,927 |
| Cities and Towns of Massachusetts | 0 | - | 4.92 | 73,119 |
| Countries Larger Than Texas but With Fewer People | 0 | - | 4.92 | 39,537 |
| Mediterranean Countries with an Empty Map | 0 | - | 4.99 | 104,409 |
| European Geography By Letter - P #1 | 0 | - | 4.81 | 96,403 |
| European Diaspora - Top 11 Countries | 0 | - | 4.90 | 95,086 |
| 10 European Countries with the Most Tourists | 0 | - | 4.98 | 136,492 |
| Three Band Flags of Europe | 0 | - | 4.98 | 191,994 |
| Catholic Countries in Europe | 0 | - | 4.83 | 94,291 |
| Pixelated Europe Map | 0 | - | 4.88 | 121,886 |
| Monarchies of Europe | 0 | - | 4.90 | 97,386 |
| European Countries with One Border | 0 | - | 4.97 | 181,721 |
| European Countries with the Fewest Borders | 0 | - | 4.97 | 178,627 |
| European Geography By Letter - B #2 | 0 | - | 4.83 | 76,346 |
| Countries of Europe in 1815 With a Map | 0 | - | 4.99 | 149,038 |
| Countries of Europe in 1848 | 0 | - | 4.98 | 75,498 |
| Countries of Europe in 1870 with a Map | 0 | - | 4.95 | 63,527 |
| Every Country of Europe Since 1815 With a Map | 0 | - | 4.98 | 70,190 |
| Countries of Europe in 1360 with a Map | 0 | - | 4.99 | 56,091 |
| Category Elimination - European Geography #3 | 0 | - | 4.85 | 79,894 |
| Federal Subjects of Russia | 0 | - | 4.94 | 144,218 |
| Countries Formerly in Yugoslavia | 0 | - | 4.95 | 124,262 |
| Regions of France Map Quiz | 0 | - | 4.97 | 143,298 |
| States of Germany Map Quiz | 0 | - | 4.91 | 131,813 |
| States of Germany | 0 | - | 4.96 | 150,254 |
| Germany Immigration by Country | 0 | - | 4.85 | 80,095 |
| States of the German Confederation in 1848 | 0 | - | 4.89 | 31,568 |
| Regions of Italy | 0 | - | 4.92 | 74,816 |
| Netherlands Immigration by Country | 0 | - | 4.94 | 43,887 |
| Regions of Spain Quiz | 0 | - | 4.90 | 112,458 |
| Cantons of Switzerland | 0 | - | 4.98 | 50,288 |
| UK Cities Map Quiz | 0 | - | 4.95 | 462,356 |
| Countries and Territories of the United Kingdom | 0 | - | 4.89 | 93,089 |
| Counties of England Map Quiz | 0 | - | 4.97 | 306,212 |
| 10 Closest Megacities to London | 0 | - | 4.90 | 17,549 |
| Champions League Winners | 0 | - | 4.92 | 997,222 |
| Asian Geography By Letter - B | 0 | - | 4.85 | 66,040 |
| 10 Asian Countries with the Most Tourists | 0 | - | 4.89 | 105,127 |
| Asian Countries with the Shortest Names | 0 | - | 4.97 | 134,444 |
| "Stan" Countries - Map Quiz | 0 | - | 4.98 | 133,952 |
| Pixelated Asia Map | 0 | - | 4.90 | 72,490 |
| Monarchies of Asia | 0 | - | 4.97 | 70,640 |
| Asian Country Superlatives | 0 | - | 4.84 | 80,458 |
| Provinces of Turkey | 0 | - | 4.95 | 201,557 |
| World Currencies Quiz on a Map | 0 | - | 4.95 | 60,086 |
| Provinces of China | 0 | - | 4.97 | 200,414 |
| Japanese Prefectures | 0 | - | 4.98 | 134,769 |
| Countries Kim Jong Un Has Been To | 0 | - | 4.95 | 32,274 |
| Countries of the Mongol Empire on a Map | 0 | - | 4.99 | 105,991 |
| Kazakhstan Country Quiz | 0 | - | 4.82 | 34,281 |
| States of India Map Quiz | 0 | - | 4.82 | 26,071 |
| Countries with the Most Ascents of Mount Everest | 0 | - | 4.95 | 57,812 |
| Nepal Country Quiz | 0 | - | 4.95 | 37,384 |
| African Great Lakes | 0 | - | 4.82 | 65,261 |
| African Countries with the Most Christians | 0 | - | 4.94 | 74,913 |
| Top 10 Biggest Economies in Africa | 0 | - | 4.99 | 119,416 |
| Category Elimination - African Geography #1 | 0 | - | 4.90 | 91,167 |
| Name a Valid African Country | 0 | - | 4.98 | 153,037 |
| Kenya Country Quiz | 0 | - | 4.86 | 34,514 |
| Tanzania Country Quiz | 0 | - | 4.90 | 32,836 |
| Morocco Country Quiz | 0 | - | 4.81 | 46,084 |
| D.R. Congo Country Quiz | 0 | - | 4.87 | 39,075 |
| Palau Country Quiz | 0 | - | 4.89 | 22,852 |
| Most Visited Countries by Australians | 0 | - | 4.94 | 90,247 |
| Countries that Visit Australia the Most | 0 | - | 4.92 | 68,551 |
| Countries Closest to Australia | 0 | - | 4.99 | 166,246 |
| Tuvalu Country Quiz | 0 | - | 4.86 | 21,307 |
| Tonga Country Quiz | 0 | - | 4.82 | 20,375 |
| American Countries on the Pacific Coast | 0 | - | 4.80 | 49,038 |
| Top 10 Biggest Economies in the Americas | 0 | - | 4.94 | 91,143 |
| American Countries With No Atlantic Coastline | 0 | - | 4.94 | 91,966 |
| States of Mexico | 0 | - | 4.95 | 173,550 |
| Mexico States Map Quiz | 0 | - | 4.84 | 103,888 |
| Countries of South America with an Empty Map | 0 | - | 4.94 | 104,223 |
