National Institute of Open Schooling
Occurrence and Extraction of Metals
Steel is a man-made alloy or a mixture of metals. Lesson 18 in this series of 36 focuses on metals and their extraction from Earth. Individuals read about, discuss, and answer questions after learning how people find most metals, the...
Curated OER
Mining in Texas
In this mining and nonrenewable resources worksheet, young scholars read about mining in Texas and simulate the extraction of nonrenewable minerals. They use cookies and their components to represent the minerals they will mine and they...