| Countries That Touch the Baltic Sea | 0 | - | 4.98 | 116,069 |
| North Sea Countries | 0 | - | 4.92 | 87,478 |
| Black Sea Countries | 0 | - | 4.87 | 60,647 |
| Countries That Touch the Red Sea | 0 | - | 4.90 | 65,444 |
| Caspian Sea Countries | 0 | - | 4.90 | 63,543 |
| Capital Cities by Body of Water | 0 | - | 4.85 | 57,725 |
| Countries With No Rivers | 0 | - | 4.96 | 76,900 |
| Countries with the Shortest Coastlines | 0 | - | 4.89 | 67,272 |
| Five Countries with the Longest Coastline by Continent | 0 | - | 4.97 | 115,635 |
| Countries Farthest From the Sea | 0 | - | 4.98 | 74,792 |
| African Great Lakes | 0 | - | 4.82 | 66,461 |
| Natural Features of Countries #1 | 0 | - | 4.87 | 83,891 |
| Countries with Fjords | 0 | - | 4.94 | 101,026 |
| Top 10 American Countries by Coastline | 0 | - | 4.96 | 88,468 |
| Bodies of Water around the Arabian Peninsula | 0 | - | 4.74 | 36,112 |
| 100 Longest Rivers in Europe - with a Map | 0 | - | 4.94 | 65,593 |
| Seas of Europe | 0 | - | 4.37 | 84,717 |
| African Great Lake Countries with an Empty Map | 0 | - | 4.97 | 60,811 |
| 10 Longest Rivers in the United States | 0 | - | 4.85 | 39,223 |
| Countries with the Longest Coastline Bordering Each Other | 0 | - | 4.89 | 29,026 |
| Rivers of the United States | 0 | - | 4.93 | 66,307 |
| Countries with the Longest Coastlines | 0 | - | 4.80 | 413,345 |
| African Physical Geography | 0 | - | 4.51 | 31,737 |
| Asian Physical Geography | 0 | - | 4.61 | 35,558 |
| Seas on the World Map | 0 | - | 4.96 | 135,526 |
| Seas of the World | 0 | - | 5.00 | 157,339 |
| Cities on a Map of the Great Lakes | 0 | - | 4.41 | 44,592 |
| Europe Map Quiz | 0 | - | 5.00 | 4,769,671 |
| Flags of the Mediterranean | 0 | - | 4.94 | 148,784 |
| Megadiverse Countries | 0 | - | 4.96 | 135,002 |
| East Asia Map Quiz | 0 | - | 4.99 | 1,449,509 |
| Oceania Map Quiz | 0 | - | 4.98 | 643,610 |
| Africa Map Quiz | 0 | - | 5.00 | 2,121,212 |
| Asia Map Quiz | 0 | - | 4.99 | 919,125 |
| European Physical Geography | 0 | - | 4.26 | 33,539 |
| Europe by Borders in 30 Seconds | 0 | - | 4.98 | 428,889 |
| Natural Features of Countries #2 | 0 | - | 4.55 | 37,538 |
| Biggest City by River | 0 | - | 4.38 | 52,882 |
| Africa Capitals Quiz | 0 | - | 4.99 | 739,493 |
| Asia Capitals Quiz | 0 | - | 4.98 | 694,460 |
| Countries That Use the Euro | 0 | - | 4.95 | 105,485 |
| Countries with Wild Tigers | 0 | - | 4.96 | 136,954 |
| Countries with Wild Penguins | 0 | - | 4.94 | 100,278 |
| Landlocked Countries in Africa | 0 | - | 4.99 | 47,063 |
| 10 Easternmost Countries in Europe | 0 | - | 4.89 | 115,622 |
| The Only European Country ... | 0 | - | 4.91 | 217,297 |
| Countries with the Most Venomous Animal Species | 0 | - | 4.87 | 87,286 |
| Mediterranean Countries Quiz | 0 | - | 4.99 | 212,722 |
| European Countries NOT in NATO | 0 | - | 4.90 | 61,512 |
| Countries with Territorial Claims in Antarctica | 0 | - | 4.94 | 92,729 |
| Countries of Africa | 0 | - | 5.00 | 2,543,680 |
| Middle East Map Quiz | 0 | - | 4.99 | 1,384,654 |
| United States Map Quiz | 0 | - | 4.98 | 4,162,940 |
| Oceanian Capitals - Map Quiz | 0 | - | 4.95 | 50,856 |
| South and Central Asia Map Quiz | 0 | - | 4.94 | 99,212 |
| Western Africa Map Quiz | 0 | - | 4.97 | 74,102 |
| Australia Map Quiz | 0 | - | 4.95 | 344,996 |
| Europe Cities Map Quiz | 0 | - | 4.99 | 364,955 |
| African East Coast | 0 | - | 4.96 | 96,252 |
| Flags of Europe Quiz | 0 | - | 4.99 | 1,247,858 |
| Flags of Asia Quiz | 0 | - | 4.99 | 615,539 |
| Countries of Europe by Population | 0 | - | 4.98 | 181,374 |
| 15 Largest Cities in Africa With a Map | 0 | - | 4.96 | 110,919 |
| Most-Visited Cities in Europe | 0 | - | 4.83 | 75,350 |
| Europe Capital to Country | 0 | - | 4.99 | 250,798 |
| Asia Capital to Country | 0 | - | 4.96 | 126,838 |
| EU Capitals with No Hints | 0 | - | 4.96 | 146,161 |
| European Capitals by Map | 0 | - | 4.99 | 139,869 |
| African Capitals by Map | 0 | - | 4.99 | 134,112 |
| Asian Capitals by Map | 0 | - | 4.98 | 62,606 |
| 10 Westernmost Capital Cities in Europe | 0 | - | 4.88 | 92,269 |
| 10 Northernmost Capital Cities in Europe | 0 | - | 4.96 | 84,596 |
| European Coastal Capitals | 0 | - | 4.95 | 90,778 |
| 10 Easternmost Capital Cities in Asia | 0 | - | 4.89 | 52,657 |
| Capitals of Oceania Quiz | 0 | - | 4.99 | 270,728 |
| Europe by Capitals and Borders in 30 Seconds | 0 | - | 4.88 | 224,463 |
| Capitals of Mediterranean Countries | 0 | - | 4.95 | 81,906 |
| Countries of Europe - One Minute Sprint | 0 | - | 4.94 | 1,330,452 |
| Top 10 Languages Spoken in Europe | 0 | - | 4.96 | 219,283 |
| Countries of the Middle East | 0 | - | 4.96 | 201,598 |
| Countries with Territory in the Balkans | 0 | - | 4.96 | 89,524 |
| Slavic Countries | 0 | - | 4.96 | 111,854 |
| African Island Countries | 0 | - | 4.96 | 101,832 |
| Straight Shot to Antarctica | 0 | - | 4.94 | 42,950 |
| Countries of North America Quiz | 0 | - | 5.00 | 1,025,433 |
| Countries of Asia with Two or More Words | 0 | - | 4.96 | 127,183 |
| Asian Countries Ending in "IA" | 0 | - | 4.96 | 107,741 |
| African Countries with the Shortest Names | 0 | - | 4.98 | 153,785 |
| Top 10 Biggest African Countries by Area | 0 | - | 4.99 | 217,278 |
| 10 Biggest European Countries by Area | 0 | - | 4.99 | 192,884 |
| 10 Biggest Asian Countries by Area | 0 | - | 4.97 | 153,979 |
| 10 Biggest American Countries by Area | 0 | - | 4.95 | 112,699 |
| Top 10 Most Populous American Countries | 0 | - | 4.97 | 144,371 |
| 10 Westernmost Countries in Europe | 0 | - | 4.96 | 151,397 |
| 10 Southernmost Countries in Africa | 0 | - | 4.98 | 116,764 |
| 10 Northernmost Countries in Africa | 0 | - | 4.98 | 161,441 |
| 10 Southernmost Countries in Asia | 0 | - | 4.97 | 99,342 |
| 10 Easternmost Countries in Asia | 0 | - | 4.99 | 108,203 |
| Top 10 Smallest African Countries by Area | 0 | - | 4.96 | 33,409 |
| Countries with the Most Sheep | 0 | - | 4.92 | 103,371 |
| Canada Provinces Map Quiz | 0 | - | 4.99 | 641,473 |
| South America Map Quiz | 0 | - | 5.00 | 1,551,451 |
| Latin American Countries Map Quiz | 0 | - | 4.97 | 130,069 |
| European Landmarks Map Quiz | 0 | - | 4.97 | 87,334 |
| Eastern Europe Map Quiz | 0 | - | 4.91 | 128,365 |
| North America Map Quiz | 0 | - | 4.98 | 249,251 |
| Africa Cities Map Quiz | 0 | - | 4.97 | 99,069 |
| East Asia Cities Map Quiz | 0 | - | 4.96 | 110,382 |
| Flags of Africa Quiz | 0 | - | 5.00 | 472,832 |
| Flags of North and South America | 0 | - | 4.99 | 374,112 |
| Australian States and Territories | 0 | - | 4.96 | 142,197 |
| Canada Provinces and Territories | 0 | - | 5.00 | 343,512 |
| Counties of England | 0 | - | 4.97 | 798,568 |
| All First-Level Subdivisions of Europe on a Map | 0 | - | 4.98 | 172,742 |
| Oceania Physical Geography | 0 | - | 4.30 | 12,695 |
| South American Physical Geography | 0 | - | 4.58 | 18,365 |
| World's Longest Rivers | 0 | - | 4.90 | 136,990 |
| Australian Immigration by Country | 0 | - | 4.81 | 77,357 |
| Top Asian Languages on a Map | 0 | - | 4.95 | 71,619 |
| Top African Languages on a Map | 0 | - | 4.92 | 74,401 |
| Countries of Europe with an Empty Map | 0 | - | 5.00 | 311,135 |
| Countries of Africa with an Empty Map | 0 | - | 5.00 | 243,777 |
| Countries of Asia with an Empty Map | 0 | - | 4.98 | 230,711 |
| U.S. Cities with Landforms in The Name | 0 | - | 4.27 | 70,817 |
| South America Capitals Quiz | 0 | - | 5.00 | 482,365 |
| Landforms by Country | 0 | - | 4.52 | 51,980 |
| Central America and Caribbean Map Quiz | 0 | - | 4.89 | 902,833 |
| UK Cities Map Quiz | 0 | - | 4.96 | 465,051 |
| Mekong River Countries Empty Map Quiz | 0 | - | 4.80 | 53,308 |
| Top 10 Most Populous European Countries | 0 | - | 4.97 | 233,289 |
| Top 10 Most Populous Asian Countries | 0 | - | 4.97 | 184,186 |
| Top 10 Most Populous African Countries | 0 | - | 4.99 | 193,622 |
| Top 10 Most Densely-Populated Countries in Asia | 0 | - | 4.92 | 104,318 |
| Top 10 Asian Countries by Population Increase | 0 | - | 4.93 | 108,564 |
| Official Cities in the UK | 0 | - | 4.89 | 284,411 |
| North America Capitals Quiz | 0 | - | 4.99 | 220,501 |
| African Capitals - Map Quiz | 0 | - | 4.94 | 62,680 |
| Top 10 Most Remote European Capitals | 0 | - | 4.87 | 94,189 |
| European Capitals - Map Quiz | 0 | - | 4.97 | 119,492 |
| Middle East Capital Cities Quiz | 0 | - | 4.96 | 88,002 |
| European Capitals Furthest from the Sea | 0 | - | 4.92 | 82,274 |
| Capitals by River | 0 | - | 4.55 | 48,341 |
| Asian Capitals - Map Quiz | 0 | - | 4.95 | 61,535 |
| European Capitals Ending in N | 0 | - | 4.92 | 81,388 |
| Countries Formerly in Yugoslavia | 0 | - | 4.95 | 125,061 |
| Asian Countries with the Shortest Names | 0 | - | 4.97 | 135,510 |
| American Countries with the Shortest Names | 0 | - | 4.96 | 121,256 |
| Mediterranean Countries with an Empty Map | 0 | - | 4.99 | 105,189 |
| Monarchies of Europe | 0 | - | 4.90 | 98,323 |
| Monarchies of Asia | 0 | - | 4.97 | 71,199 |
| Asian Country Superlatives | 0 | - | 4.84 | 80,995 |
| Countries that Catch the Most Fish | 0 | - | 4.90 | 112,643 |
| "Stan" Countries - Map Quiz | 0 | - | 4.98 | 136,386 |
| The Only African Country ... | 0 | - | 4.99 | 129,259 |
| The Only American Country ... | 0 | - | 4.92 | 121,788 |
| African Countries by a Single Clue | 0 | - | 4.92 | 68,194 |
| African Diaspora - Top 10 Countries | 0 | - | 4.93 | 72,865 |
| European Diaspora - Top 11 Countries | 0 | - | 4.90 | 96,018 |
| 10 European Countries with the Most Tourists | 0 | - | 4.98 | 137,804 |
| 10 Asian Countries with the Most Tourists | 0 | - | 4.89 | 106,221 |
| Countries with the Most Wolves | 0 | - | 4.92 | 108,226 |
| Countries That Border Russia | 0 | - | 4.98 | 462,711 |
| European Countries with One Border | 0 | - | 4.97 | 183,076 |
| European Countries with the Fewest Borders | 0 | - | 4.97 | 179,853 |
| Countries Bordering France | 0 | - | 4.83 | 403,435 |
| Countries Bordering Germany | 0 | - | 4.99 | 370,537 |
| Countries Closest to Africa | 0 | - | 4.96 | 157,365 |
| Regions of France Map Quiz | 0 | - | 4.97 | 144,756 |
| States of Germany Map Quiz | 0 | - | 4.92 | 133,109 |
| Counties of England Map Quiz | 0 | - | 4.97 | 308,100 |
| Australia Cities Map Quiz | 0 | - | 4.82 | 145,634 |
| North American Capitals - Map Quiz | 0 | - | 4.88 | 58,159 |
| Flags of Oceania | 0 | - | 5.00 | 260,330 |
| Three Band Flags of Europe | 0 | - | 4.98 | 193,649 |
| U.S. Cities with the Most International Tourists | 0 | - | 4.88 | 75,588 |
| Regions of Italy | 0 | - | 4.92 | 76,197 |
| States of India | 0 | - | 4.95 | 193,999 |
| US States Quiz | 0 | - | 5.00 | 16,911,436 |
| Japanese Prefectures | 0 | - | 4.98 | 137,501 |
| Provinces of China | 0 | - | 4.97 | 205,490 |
| Regions of Spain Quiz | 0 | - | 4.90 | 114,319 |
| Countries and Territories of the United Kingdom | 0 | - | 4.90 | 94,122 |
| States of Germany | 0 | - | 4.95 | 153,086 |
| Regions of New Zealand | 0 | - | 4.84 | 28,585 |
| Cantons of Switzerland | 0 | - | 4.98 | 51,379 |
| Federal Subjects of Russia | 0 | - | 4.95 | 147,920 |
| Provinces of Turkey | 0 | - | 4.95 | 204,578 |
| All First-Level Subdivisions of Oceania on a Map | 0 | - | 4.97 | 27,415 |
| Geological Extremes | 0 | - | 4.34 | 40,057 |
| World's Longest Rivers on a Map | 0 | - | 4.91 | 87,936 |
| Rivers of Europe Quiz | 0 | - | 4.89 | 56,560 |
| U.S. State Border Crossings | 0 | - | 4.97 | 96,586 |
| Africa Geography Quiz #1 | 0 | - | 4.93 | 49,381 |
| Asian Geography By Letter - B | 0 | - | 4.85 | 66,658 |
| Pixelated Africa Map | 0 | - | 4.98 | 100,027 |
| Pixelated Asia Map | 0 | - | 4.90 | 73,368 |
| Pixelated Europe Map | 0 | - | 4.88 | 122,962 |
| Countries of North America with an Empty Map | 0 | - | 4.99 | 94,813 |
| Countries of Europe in 1815 With a Map | 0 | - | 4.99 | 150,689 |
| States of the U.S. in Alphabetical Order | 0 | - | 4.98 | 367,684 |
