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Encyclopaedia of the Orient: Sahara
Information about the world's largest desert, the Sahara, including size, location, people, climate, physical features, and animal life. Includes a chart of temperatures (in Celsius) and rainfall (in millimeters) by month and by yearly...
ClassFlow
Class Flow: Gas Laws
[Free Registration/Login Required] This flipchart covers core concepts of Gas Laws for High School Chemistry. Topics covered are Boyles Law, Charles, Gay Lussac, Combined Gas Law, Avogadro volume, Temperature Conversion between Kelvin...
Curated OER
Unesco: Russian Federation: Lena Pillars Nature Park
Lena Pillars Nature Park is marked by spectacular rock pillars that reach a height of approximately 100 m along the banks of the Lena River in the central part of the Sakha Republic (Yakutia). They were produced by the region’s extreme...