| Countries That Touch the Baltic Sea | 0 | - | 4.98 | 116,000 |
| North Sea Countries | 0 | - | 4.92 | 87,342 |
| Black Sea Countries | 0 | - | 4.87 | 60,585 |
| Countries That Touch the Red Sea | 0 | - | 4.90 | 65,338 |
| Caspian Sea Countries | 0 | - | 4.90 | 63,436 |
| Capital Cities by Body of Water | 0 | - | 4.85 | 57,623 |
| Countries With No Rivers | 0 | - | 4.96 | 76,736 |
| Countries with the Shortest Coastlines | 0 | - | 4.89 | 67,202 |
| Five Countries with the Longest Coastline by Continent | 0 | - | 4.97 | 115,404 |
| Countries Farthest From the Sea | 0 | - | 4.98 | 74,645 |
| African Great Lakes | 0 | - | 4.82 | 66,116 |
| Natural Features of Countries #1 | 0 | - | 4.87 | 83,775 |
| Countries with Fjords | 0 | - | 4.94 | 100,817 |
| Top 10 American Countries by Coastline | 0 | - | 4.96 | 88,355 |
| Bodies of Water around the Arabian Peninsula | 0 | - | 4.74 | 36,054 |
| 100 Longest Rivers in Europe - with a Map | 0 | - | 4.94 | 65,388 |
| Seas of Europe | 0 | - | 4.37 | 84,609 |
| African Great Lake Countries with an Empty Map | 0 | - | 4.97 | 60,713 |
| 10 Longest Rivers in the United States | 0 | - | 4.85 | 39,130 |
| Countries with the Longest Coastline Bordering Each Other | 0 | - | 4.89 | 28,783 |
| Rivers of the United States | 0 | - | 4.93 | 66,112 |
| Countries with the Longest Coastlines | 0 | - | 4.80 | 412,548 |
| African Physical Geography | 0 | - | 4.51 | 31,673 |
| Asian Physical Geography | 0 | - | 4.60 | 35,498 |
| Seas on the World Map | 0 | - | 4.96 | 135,219 |
| Seas of the World | 0 | - | 5.00 | 156,568 |
| Biggest City by River | 0 | - | 4.41 | 52,832 |
| Cities on a Map of the Great Lakes | 0 | - | 4.41 | 44,515 |
| Europe Map Quiz | 0 | - | 5.00 | 4,758,501 |
| Megadiverse Countries | 0 | - | 4.96 | 134,805 |
| East Asia Map Quiz | 0 | - | 4.99 | 1,447,466 |
| Oceania Map Quiz | 0 | - | 4.98 | 641,290 |
| Africa Map Quiz | 0 | - | 5.00 | 2,115,974 |
| Asia Map Quiz | 0 | - | 4.99 | 915,522 |
| European Physical Geography | 0 | - | 4.26 | 33,488 |
| Europe by Borders in 30 Seconds | 0 | - | 4.98 | 427,813 |
| Natural Features of Countries #2 | 0 | - | 4.55 | 37,495 |
| Africa Capitals Quiz | 0 | - | 4.99 | 736,596 |
| Asia Capitals Quiz | 0 | - | 4.98 | 691,735 |
| Countries That Use the Euro | 0 | - | 4.95 | 104,731 |
| Countries with Wild Tigers | 0 | - | 4.96 | 136,720 |
| Countries with Wild Penguins | 0 | - | 4.94 | 100,092 |
| Landlocked Countries in Africa | 0 | - | 4.99 | 46,720 |
| 10 Easternmost Countries in Europe | 0 | - | 4.89 | 114,997 |
| The Only European Country ... | 0 | - | 4.91 | 216,258 |
| Countries with the Most Venomous Animal Species | 0 | - | 4.87 | 87,119 |
| Mediterranean Countries Quiz | 0 | - | 4.99 | 211,961 |
| European Countries NOT in NATO | 0 | - | 4.90 | 60,924 |
| Countries with Territorial Claims in Antarctica | 0 | - | 4.94 | 92,614 |
| Countries of Africa | 0 | - | 5.00 | 2,532,842 |
| Middle East Map Quiz | 0 | - | 4.99 | 1,381,924 |
| United States Map Quiz | 0 | - | 4.98 | 4,155,404 |
| Oceanian Capitals - Map Quiz | 0 | - | 4.95 | 50,566 |
| South and Central Asia Map Quiz | 0 | - | 4.94 | 98,800 |
| Western Africa Map Quiz | 0 | - | 4.97 | 73,744 |
| Australia Map Quiz | 0 | - | 4.95 | 344,124 |
| Europe Cities Map Quiz | 0 | - | 4.99 | 364,183 |
| African East Coast | 0 | - | 4.96 | 95,926 |
| Flags of Europe Quiz | 0 | - | 4.99 | 1,241,717 |
| Flags of Asia Quiz | 0 | - | 4.99 | 612,462 |
| Countries of Europe by Population | 0 | - | 4.98 | 180,405 |
| 15 Largest Cities in Africa With a Map | 0 | - | 4.95 | 110,510 |
| Most-Visited Cities in Europe | 0 | - | 4.83 | 74,932 |
| Europe Capital to Country | 0 | - | 4.99 | 249,764 |
| Asia Capital to Country | 0 | - | 4.96 | 126,547 |
| EU Capitals with No Hints | 0 | - | 4.96 | 145,713 |
| European Capitals by Map | 0 | - | 4.99 | 138,817 |
| African Capitals by Map | 0 | - | 4.99 | 133,536 |
| Asian Capitals by Map | 0 | - | 4.98 | 62,179 |
| 10 Westernmost Capital Cities in Europe | 0 | - | 4.88 | 91,964 |
| 10 Northernmost Capital Cities in Europe | 0 | - | 4.96 | 84,307 |
| European Coastal Capitals | 0 | - | 4.95 | 90,463 |
| 10 Easternmost Capital Cities in Asia | 0 | - | 4.89 | 52,533 |
| Capitals of Oceania Quiz | 0 | - | 4.99 | 269,517 |
| Europe by Capitals and Borders in 30 Seconds | 0 | - | 4.88 | 223,721 |
| Capitals of Mediterranean Countries | 0 | - | 4.95 | 81,778 |
| Countries of Europe - One Minute Sprint | 0 | - | 4.94 | 1,327,111 |
| Top 10 Languages Spoken in Europe | 0 | - | 4.96 | 218,389 |
| Countries of the Middle East | 0 | - | 4.96 | 200,920 |
| Countries with Territory in the Balkans | 0 | - | 4.96 | 89,122 |
| Slavic Countries | 0 | - | 4.96 | 111,556 |
| African Island Countries | 0 | - | 4.96 | 101,515 |
| Straight Shot to Antarctica | 0 | - | 4.94 | 42,829 |
| Countries of North America Quiz | 0 | - | 5.00 | 1,021,639 |
| Countries of Asia with Two or More Words | 0 | - | 4.96 | 126,745 |
| Asian Countries Ending in "IA" | 0 | - | 4.96 | 107,375 |
| African Countries with the Shortest Names | 0 | - | 4.98 | 153,326 |
| Top 10 Biggest African Countries by Area | 0 | - | 4.99 | 216,794 |
| 10 Biggest European Countries by Area | 0 | - | 4.99 | 192,535 |
| 10 Biggest Asian Countries by Area | 0 | - | 4.97 | 153,623 |
| 10 Biggest American Countries by Area | 0 | - | 4.95 | 112,556 |
| Top 10 Most Populous American Countries | 0 | - | 4.97 | 144,149 |
| 10 Westernmost Countries in Europe | 0 | - | 4.96 | 151,070 |
| 10 Southernmost Countries in Africa | 0 | - | 4.98 | 116,489 |
| 10 Northernmost Countries in Africa | 0 | - | 4.98 | 161,109 |
| 10 Southernmost Countries in Asia | 0 | - | 4.97 | 99,051 |
| 10 Easternmost Countries in Asia | 0 | - | 4.99 | 107,894 |
| Top 10 Smallest African Countries by Area | 0 | - | 4.96 | 33,174 |
| Countries with the Most Sheep | 0 | - | 4.92 | 103,157 |
| Canada Provinces Map Quiz | 0 | - | 4.99 | 639,627 |
| South America Map Quiz | 0 | - | 5.00 | 1,548,422 |
| Latin American Countries Map Quiz | 0 | - | 4.97 | 129,542 |
| European Landmarks Map Quiz | 0 | - | 4.97 | 87,054 |
| Eastern Europe Map Quiz | 0 | - | 4.91 | 127,917 |
| North America Map Quiz | 0 | - | 4.98 | 248,087 |
| Africa Cities Map Quiz | 0 | - | 4.97 | 98,926 |
| East Asia Cities Map Quiz | 0 | - | 4.96 | 110,142 |
| Flags of Africa Quiz | 0 | - | 5.00 | 470,096 |
| Flags of North and South America | 0 | - | 4.99 | 372,436 |
| Australian States and Territories | 0 | - | 4.96 | 141,805 |
| Canada Provinces and Territories | 0 | - | 5.00 | 341,850 |
| Counties of England | 0 | - | 4.97 | 795,535 |
| All First-Level Subdivisions of Europe on a Map | 0 | - | 4.99 | 171,029 |
| Oceania Physical Geography | 0 | - | 4.30 | 12,676 |
| South American Physical Geography | 0 | - | 4.58 | 18,333 |
| World's Longest Rivers | 0 | - | 4.89 | 136,377 |
| Australian Immigration by Country | 0 | - | 4.81 | 77,254 |
| Top Asian Languages on a Map | 0 | - | 4.95 | 71,334 |
| Top African Languages on a Map | 0 | - | 4.92 | 73,823 |
| Countries of Europe with an Empty Map | 0 | - | 5.00 | 310,170 |
| Countries of Africa with an Empty Map | 0 | - | 5.00 | 243,226 |
| Countries of Asia with an Empty Map | 0 | - | 4.98 | 230,155 |
| U.S. Cities with Landforms in The Name | 0 | - | 4.26 | 70,796 |
| South America Capitals Quiz | 0 | - | 5.00 | 480,763 |
| Landforms by Country | 0 | - | 4.52 | 51,966 |
| Central America and Caribbean Map Quiz | 0 | - | 4.89 | 901,785 |
| UK Cities Map Quiz | 0 | - | 4.96 | 464,203 |
| Mekong River Countries Empty Map Quiz | 0 | - | 4.80 | 53,225 |
| Top 10 Most Populous European Countries | 0 | - | 4.97 | 232,632 |
| Top 10 Most Populous Asian Countries | 0 | - | 4.96 | 183,654 |
| Top 10 Most Populous African Countries | 0 | - | 4.99 | 193,147 |
| Top 10 Most Densely-Populated Countries in Asia | 0 | - | 4.92 | 103,719 |
| Top 10 Asian Countries by Population Increase | 0 | - | 4.93 | 108,376 |
| Official Cities in the UK | 0 | - | 4.89 | 283,301 |
| North America Capitals Quiz | 0 | - | 4.99 | 219,371 |
| African Capitals - Map Quiz | 0 | - | 4.93 | 62,356 |
| Top 10 Most Remote European Capitals | 0 | - | 4.87 | 93,948 |
| European Capitals - Map Quiz | 0 | - | 4.97 | 119,089 |
| Middle East Capital Cities Quiz | 0 | - | 4.96 | 87,758 |
| European Capitals Furthest from the Sea | 0 | - | 4.92 | 82,119 |
| Capitals by River | 0 | - | 4.55 | 48,295 |
| Asian Capitals - Map Quiz | 0 | - | 4.95 | 61,208 |
| European Capitals Ending in N | 0 | - | 4.92 | 81,220 |
| Countries Formerly in Yugoslavia | 0 | - | 4.95 | 124,799 |
| Asian Countries with the Shortest Names | 0 | - | 4.97 | 135,142 |
| American Countries with the Shortest Names | 0 | - | 4.96 | 121,012 |
| Mediterranean Countries with an Empty Map | 0 | - | 4.99 | 105,002 |
| Monarchies of Europe | 0 | - | 4.90 | 98,025 |
| Monarchies of Asia | 0 | - | 4.97 | 71,025 |
| Asian Country Superlatives | 0 | - | 4.84 | 80,811 |
| Countries that Catch the Most Fish | 0 | - | 4.90 | 112,410 |
| "Stan" Countries - Map Quiz | 0 | - | 4.98 | 135,562 |
| The Only African Country ... | 0 | - | 4.99 | 129,017 |
| The Only American Country ... | 0 | - | 4.92 | 121,480 |
| African Countries by a Single Clue | 0 | - | 4.92 | 68,091 |
| African Diaspora - Top 10 Countries | 0 | - | 4.92 | 72,714 |
| European Diaspora - Top 11 Countries | 0 | - | 4.90 | 95,740 |
| 10 European Countries with the Most Tourists | 0 | - | 4.98 | 137,366 |
| 10 Asian Countries with the Most Tourists | 0 | - | 4.89 | 105,852 |
| Countries with the Most Wolves | 0 | - | 4.92 | 107,962 |
| Countries That Border Russia | 0 | - | 4.98 | 461,372 |
| European Countries with One Border | 0 | - | 4.97 | 182,614 |
| European Countries with the Fewest Borders | 0 | - | 4.97 | 179,431 |
| Countries Bordering France | 0 | - | 4.83 | 402,150 |
| Countries Bordering Germany | 0 | - | 4.99 | 368,833 |
| Countries Closest to Africa | 0 | - | 4.96 | 157,081 |
| Regions of France Map Quiz | 0 | - | 4.97 | 144,262 |
| States of Germany Map Quiz | 0 | - | 4.91 | 132,676 |
| Counties of England Map Quiz | 0 | - | 4.97 | 307,152 |
| Australia Cities Map Quiz | 0 | - | 4.83 | 145,301 |
| North American Capitals - Map Quiz | 0 | - | 4.87 | 57,802 |
| Flags of Oceania | 0 | - | 5.00 | 258,554 |
| Three Band Flags of Europe | 0 | - | 4.98 | 193,086 |
| U.S. Cities with the Most International Tourists | 0 | - | 4.88 | 75,383 |
| Regions of Italy | 0 | - | 4.92 | 75,705 |
| States of India | 0 | - | 4.95 | 192,929 |
| US States Quiz | 0 | - | 5.00 | 16,849,169 |
| Japanese Prefectures | 0 | - | 4.98 | 136,586 |
| Provinces of China | 0 | - | 4.97 | 203,896 |
| Regions of Spain Quiz | 0 | - | 4.90 | 113,769 |
| Countries and Territories of the United Kingdom | 0 | - | 4.89 | 93,914 |
| States of Germany | 0 | - | 4.96 | 152,164 |
| Regions of New Zealand | 0 | - | 4.85 | 28,471 |
| Cantons of Switzerland | 0 | - | 4.98 | 51,102 |
| Federal Subjects of Russia | 0 | - | 4.95 | 146,711 |
| Provinces of Turkey | 0 | - | 4.95 | 203,820 |
| All First-Level Subdivisions of Oceania on a Map | 0 | - | 4.97 | 27,289 |
| All First-Level Subdivisions of North America on a Map | 0 | - | 4.97 | 63,963 |
| Geological Extremes | 0 | - | 4.34 | 40,013 |
| World's Longest Rivers on a Map | 0 | - | 4.91 | 87,694 |
| Rivers of Europe Quiz | 0 | - | 4.89 | 56,310 |
| U.S. State Border Crossings | 0 | - | 4.97 | 96,410 |
| Africa Geography Quiz #1 | 0 | - | 4.93 | 49,309 |
| Asian Geography By Letter - B | 0 | - | 4.85 | 66,433 |
| Pixelated Africa Map | 0 | - | 4.98 | 99,746 |
| Pixelated Asia Map | 0 | - | 4.90 | 73,082 |
| Pixelated Europe Map | 0 | - | 4.88 | 122,616 |
| Countries of North America with an Empty Map | 0 | - | 4.99 | 94,592 |
| Countries of Europe in 1815 With a Map | 0 | - | 4.99 | 150,019 |
| States of the U.S. in Alphabetical Order | 0 | - | 4.98 | 366,781 |
