Curated OER
Powerful Pulleys
Young scholars explore the building of a pyramid and how pulleys were used to change the direction of applied force. They demonstrate the mechanical advantage of using a pulley and apply it to modern engineering.
Science Education Resource Center at Carleton College
Serc: Investigating Light Properties
Young scholars will investigate how light travels and what it does when it hits an object. Light sources will be used to represent a beam of light. Students will direct the beam toward various objects and materials. Through observations...