| Countries That Touch the Baltic Sea | 0 | - | 4.98 | 116,234 |
| North Sea Countries | 0 | - | 4.92 | 87,811 |
| Black Sea Countries | 0 | - | 4.87 | 60,813 |
| Countries That Touch the Red Sea | 0 | - | 4.91 | 65,676 |
| Caspian Sea Countries | 0 | - | 4.91 | 63,771 |
| Capital Cities by Body of Water | 0 | - | 4.85 | 57,917 |
| Countries With No Rivers | 0 | - | 4.96 | 77,281 |
| Countries with the Shortest Coastlines | 0 | - | 4.89 | 67,438 |
| Five Countries with the Longest Coastline by Continent | 0 | - | 4.97 | 116,135 |
| Countries Farthest From the Sea | 0 | - | 4.98 | 75,100 |
| African Great Lakes | 0 | - | 4.82 | 67,168 |
| Natural Features of Countries #1 | 0 | - | 4.87 | 84,274 |
| Countries with Fjords | 0 | - | 4.94 | 101,647 |
| Top 10 American Countries by Coastline | 0 | - | 4.96 | 88,679 |
| Bodies of Water around the Arabian Peninsula | 0 | - | 4.74 | 36,241 |
| 100 Longest Rivers in Europe - with a Map | 0 | - | 4.94 | 66,088 |
| Seas of Europe | 0 | - | 4.37 | 84,979 |
| African Great Lake Countries with an Empty Map | 0 | - | 4.97 | 61,017 |
| 10 Longest Rivers in the United States | 0 | - | 4.86 | 39,473 |
| Countries with the Longest Coastline Bordering Each Other | 0 | - | 4.88 | 29,498 |
| Rivers of the United States | 0 | - | 4.93 | 66,828 |
| Countries with the Longest Coastlines | 0 | - | 4.80 | 414,494 |
| African Physical Geography | 0 | - | 4.51 | 31,847 |
| Asian Physical Geography | 0 | - | 4.61 | 35,647 |
| Seas on the World Map | 0 | - | 4.96 | 136,172 |
| Seas of the World | 0 | - | 5.00 | 158,964 |
| Cities on a Map of the Great Lakes | 0 | - | 4.41 | 44,795 |
| Europe Map Quiz | 0 | - | 5.00 | 4,794,937 |
| Flags of the Mediterranean | 0 | - | 4.94 | 149,587 |
| Megadiverse Countries | 0 | - | 4.96 | 149,709 |
| East Asia Map Quiz | 0 | - | 4.99 | 1,453,675 |
| Oceania Map Quiz | 0 | - | 4.98 | 660,695 |
| Africa Map Quiz | 0 | - | 5.00 | 2,131,336 |
| Asia Map Quiz | 0 | - | 4.99 | 927,131 |
| European Physical Geography | 0 | - | 4.26 | 33,621 |
| Europe by Borders in 30 Seconds | 0 | - | 4.98 | 431,547 |
| Natural Features of Countries #2 | 0 | - | 4.55 | 37,709 |
| Biggest City by River | 0 | - | 4.38 | 52,993 |
| Africa Capitals Quiz | 0 | - | 4.99 | 745,422 |
| Asia Capitals Quiz | 0 | - | 4.98 | 700,334 |
| Countries That Use the Euro | 0 | - | 4.95 | 107,351 |
| Countries with Wild Tigers | 0 | - | 4.96 | 137,808 |
| Countries with Wild Penguins | 0 | - | 4.94 | 100,928 |
| Landlocked Countries in Africa | 0 | - | 4.99 | 48,310 |
| 10 Easternmost Countries in Europe | 0 | - | 4.87 | 117,585 |
| The Only European Country ... | 0 | - | 4.91 | 219,730 |
| Countries with the Most Venomous Animal Species | 0 | - | 4.87 | 87,847 |
| Mediterranean Countries Quiz | 0 | - | 4.99 | 214,465 |
| European Countries NOT in NATO | 0 | - | 4.91 | 62,912 |
| Countries with Territorial Claims in Antarctica | 0 | - | 4.94 | 93,009 |
| Countries of Africa | 0 | - | 5.00 | 2,566,161 |
| Middle East Map Quiz | 0 | - | 4.99 | 1,388,247 |
| United States Map Quiz | 0 | - | 4.98 | 4,174,225 |
| Oceanian Capitals - Map Quiz | 0 | - | 4.96 | 51,639 |
| South and Central Asia Map Quiz | 0 | - | 4.94 | 100,231 |
| Western Africa Map Quiz | 0 | - | 4.98 | 74,857 |
| Australia Map Quiz | 0 | - | 4.95 | 346,585 |
| Europe Cities Map Quiz | 0 | - | 4.99 | 366,680 |
| African East Coast | 0 | - | 4.96 | 96,961 |
| Flags of Europe Quiz | 0 | - | 4.99 | 1,262,322 |
| Flags of Asia Quiz | 0 | - | 4.99 | 622,347 |
| Countries of Europe by Population | 0 | - | 4.98 | 183,785 |
| 15 Largest Cities in Africa With a Map | 0 | - | 4.96 | 111,734 |
| Most-Visited Cities in Europe | 0 | - | 4.83 | 76,429 |
| Europe Capital to Country | 0 | - | 4.99 | 252,708 |
| Asia Capital to Country | 0 | - | 4.96 | 127,743 |
| EU Capitals with No Hints | 0 | - | 4.96 | 147,376 |
| European Capitals by Map | 0 | - | 4.99 | 142,687 |
| African Capitals by Map | 0 | - | 4.99 | 142,685 |
| Asian Capitals by Map | 0 | - | 4.98 | 64,165 |
| 10 Westernmost Capital Cities in Europe | 0 | - | 4.88 | 93,183 |
| 10 Northernmost Capital Cities in Europe | 0 | - | 4.96 | 85,442 |
| European Coastal Capitals | 0 | - | 4.95 | 91,543 |
| 10 Easternmost Capital Cities in Asia | 0 | - | 4.89 | 53,289 |
| Capitals of Oceania Quiz | 0 | - | 4.99 | 273,477 |
| Europe by Capitals and Borders in 30 Seconds | 0 | - | 4.88 | 226,838 |
| Capitals of Mediterranean Countries | 0 | - | 4.95 | 82,270 |
| Countries of Europe - One Minute Sprint | 0 | - | 4.94 | 1,337,677 |
| Top 10 Languages Spoken in Europe | 0 | - | 4.96 | 221,404 |
| Countries of the Middle East | 0 | - | 4.96 | 203,356 |
| Countries with Territory in the Balkans | 0 | - | 4.96 | 90,426 |
| Slavic Countries | 0 | - | 4.96 | 112,552 |
| African Island Countries | 0 | - | 4.96 | 102,787 |
| Straight Shot to Antarctica | 0 | - | 4.94 | 43,266 |
| Countries of North America Quiz | 0 | - | 5.00 | 1,033,907 |
| Countries of Asia with Two or More Words | 0 | - | 4.96 | 128,085 |
| Asian Countries Ending in "IA" | 0 | - | 4.96 | 108,543 |
| African Countries with the Shortest Names | 0 | - | 4.98 | 155,045 |
| Top 10 Biggest African Countries by Area | 0 | - | 4.99 | 219,252 |
| 10 Biggest European Countries by Area | 0 | - | 4.99 | 193,839 |
| 10 Biggest Asian Countries by Area | 0 | - | 4.97 | 154,781 |
| 10 Biggest American Countries by Area | 0 | - | 4.95 | 113,098 |
| Top 10 Most Populous American Countries | 0 | - | 4.96 | 145,020 |
| 10 Westernmost Countries in Europe | 0 | - | 4.96 | 152,586 |
| 10 Southernmost Countries in Africa | 0 | - | 4.98 | 118,116 |
| 10 Northernmost Countries in Africa | 0 | - | 4.98 | 162,765 |
| 10 Southernmost Countries in Asia | 0 | - | 4.97 | 100,111 |
| 10 Easternmost Countries in Asia | 0 | - | 4.99 | 109,368 |
| Top 10 Smallest African Countries by Area | 0 | - | 4.95 | 47,832 |
| Countries with the Most Sheep | 0 | - | 4.93 | 103,800 |
| Canada Provinces Map Quiz | 0 | - | 4.99 | 645,609 |
| South America Map Quiz | 0 | - | 5.00 | 1,558,938 |
| Latin American Countries Map Quiz | 0 | - | 4.98 | 130,912 |
| European Landmarks Map Quiz | 0 | - | 4.97 | 87,947 |
| Eastern Europe Map Quiz | 0 | - | 4.91 | 128,952 |
| North America Map Quiz | 0 | - | 4.98 | 252,983 |
| Africa Cities Map Quiz | 0 | - | 4.97 | 99,597 |
| East Asia Cities Map Quiz | 0 | - | 4.96 | 110,976 |
| Flags of Africa Quiz | 0 | - | 5.00 | 479,550 |
| Flags of North and South America | 0 | - | 4.99 | 378,432 |
| Australian States and Territories | 0 | - | 4.96 | 143,117 |
| Canada Provinces and Territories | 0 | - | 5.00 | 347,332 |
| Counties of England | 0 | - | 4.97 | 804,662 |
| All First-Level Subdivisions of Europe on a Map | 0 | - | 4.99 | 176,732 |
| Oceania Physical Geography | 0 | - | 4.30 | 12,748 |
| South American Physical Geography | 0 | - | 4.58 | 18,415 |
| World's Longest Rivers | 0 | - | 4.89 | 137,859 |
| Australian Immigration by Country | 0 | - | 4.81 | 77,556 |
| Top Asian Languages on a Map | 0 | - | 4.95 | 72,272 |
| Top African Languages on a Map | 0 | - | 4.94 | 75,555 |
| Countries of Europe with an Empty Map | 0 | - | 5.00 | 313,318 |
| Countries of Africa with an Empty Map | 0 | - | 5.00 | 244,959 |
| Countries of Asia with an Empty Map | 0 | - | 4.98 | 231,967 |
| U.S. Cities with Landforms in The Name | 0 | - | 4.27 | 70,865 |
| South America Capitals Quiz | 0 | - | 5.00 | 485,850 |
| Landforms by Country | 0 | - | 4.52 | 52,033 |
| Central America and Caribbean Map Quiz | 0 | - | 4.90 | 905,610 |
| UK Cities Map Quiz | 0 | - | 4.96 | 466,953 |
| Mekong River Countries Empty Map Quiz | 0 | - | 4.80 | 53,517 |
| Top 10 Most Populous European Countries | 0 | - | 4.97 | 235,025 |
| Top 10 Most Populous Asian Countries | 0 | - | 4.97 | 185,547 |
| Top 10 Most Populous African Countries | 0 | - | 4.99 | 195,399 |
| Top 10 Most Densely-Populated Countries in Asia | 0 | - | 4.92 | 105,146 |
| Top 10 Asian Countries by Population Increase | 0 | - | 4.93 | 109,005 |
| Official Cities in the UK | 0 | - | 4.89 | 287,046 |
| North America Capitals Quiz | 0 | - | 4.99 | 222,812 |
| African Capitals - Map Quiz | 0 | - | 4.94 | 63,398 |
| Top 10 Most Remote European Capitals | 0 | - | 4.87 | 94,756 |
| European Capitals - Map Quiz | 0 | - | 4.97 | 120,378 |
| Middle East Capital Cities Quiz | 0 | - | 4.96 | 88,529 |
| European Capitals Furthest from the Sea | 0 | - | 4.92 | 82,701 |
| Capitals by River | 0 | - | 4.55 | 48,410 |
| Asian Capitals - Map Quiz | 0 | - | 4.95 | 62,103 |
| European Capitals Ending in N | 0 | - | 4.92 | 81,852 |
| Countries Formerly in Yugoslavia | 0 | - | 4.95 | 125,620 |
| Asian Countries with the Shortest Names | 0 | - | 4.97 | 136,348 |
| American Countries with the Shortest Names | 0 | - | 4.97 | 121,808 |
| Mediterranean Countries with an Empty Map | 0 | - | 4.99 | 105,645 |
| 10 Easternmost Countries in Africa | 0 | - | 4.98 | 25,287 |
| Monarchies of Europe | 0 | - | 4.90 | 99,077 |
| Monarchies of Asia | 0 | - | 4.97 | 71,641 |
| Asian Country Superlatives | 0 | - | 4.84 | 81,382 |
| Countries that Catch the Most Fish | 0 | - | 4.90 | 113,298 |
| "Stan" Countries - Map Quiz | 0 | - | 4.98 | 137,936 |
| The Only African Country ... | 0 | - | 4.99 | 129,846 |
| The Only American Country ... | 0 | - | 4.92 | 122,394 |
| African Countries by a Single Clue | 0 | - | 4.92 | 68,478 |
| African Diaspora - Top 10 Countries | 0 | - | 4.93 | 73,583 |
| European Diaspora - Top 11 Countries | 0 | - | 4.88 | 97,029 |
| 10 European Countries with the Most Tourists | 0 | - | 4.98 | 138,789 |
| 10 Asian Countries with the Most Tourists | 0 | - | 4.90 | 107,123 |
| Countries with the Most Wolves | 0 | - | 4.92 | 108,781 |
| Countries That Border Russia | 0 | - | 4.98 | 465,052 |
| European Countries with One Border | 0 | - | 4.97 | 184,096 |
| European Countries with the Fewest Borders | 0 | - | 4.97 | 180,813 |
| Countries Bordering France | 0 | - | 4.83 | 405,473 |
| Countries Bordering Germany | 0 | - | 4.99 | 372,350 |
| Countries Closest to Africa | 0 | - | 4.96 | 158,046 |
| Regions of France Map Quiz | 0 | - | 4.97 | 145,863 |
| States of Germany Map Quiz | 0 | - | 4.92 | 134,042 |
| Counties of England Map Quiz | 0 | - | 4.97 | 309,347 |
| Australia Cities Map Quiz | 0 | - | 4.83 | 146,733 |
| North American Capitals - Map Quiz | 0 | - | 4.88 | 59,019 |
| Flags of Oceania | 0 | - | 5.00 | 263,681 |
| Three Band Flags of Europe | 0 | - | 4.98 | 194,950 |
| U.S. Cities with the Most International Tourists | 0 | - | 4.88 | 76,105 |
| Regions of Italy | 0 | - | 4.92 | 77,308 |
| States of India | 0 | - | 4.94 | 196,678 |
| US States Quiz | 0 | - | 5.00 | 17,030,536 |
| Japanese Prefectures | 0 | - | 4.98 | 139,509 |
| Provinces of China | 0 | - | 4.97 | 209,112 |
| Regions of Spain Quiz | 0 | - | 4.90 | 115,664 |
| Countries and Territories of the United Kingdom | 0 | - | 4.90 | 94,684 |
| States of Germany | 0 | - | 4.95 | 155,025 |
| Regions of New Zealand | 0 | - | 4.84 | 28,810 |
| Cantons of Switzerland | 0 | - | 4.98 | 51,939 |
| Federal Subjects of Russia | 0 | - | 4.95 | 150,017 |
| Provinces of Turkey | 0 | - | 4.95 | 206,406 |
| All First-Level Subdivisions of Oceania on a Map | 0 | - | 4.95 | 27,826 |
| Geological Extremes | 0 | - | 4.34 | 40,128 |
| World's Longest Rivers on a Map | 0 | - | 4.90 | 88,508 |
| Rivers of Europe Quiz | 0 | - | 4.89 | 57,034 |
| U.S. State Border Crossings | 0 | - | 4.97 | 96,983 |
| Africa Geography Quiz #1 | 0 | - | 4.93 | 49,637 |
| Asian Geography By Letter - B | 0 | - | 4.85 | 67,164 |
| European Geography By Letter - P #1 | 0 | - | 4.81 | 99,217 |
| Pixelated Africa Map | 0 | - | 4.98 | 100,942 |
| Pixelated Europe Map | 0 | - | 4.88 | 123,706 |
| Countries of North America with an Empty Map | 0 | - | 4.99 | 95,345 |
| Countries of Europe in 1815 With a Map | 0 | - | 4.99 | 151,631 |