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Topics/Subjects:
States of matter  
Instructional Strategies:
Guided inquiry  
Educational Level:
High school  
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This is a lesson about the science supporting the design and operation of an ion propulsion engine. Learners will study the concepts of formation and discharge of charged particles, attractive and repulsive forces between charged particles, and the... (View More)

Audience: High school
Materials Cost: Free

This is a lesson about passive cooling methods. Learners will construct a simple device to measure how effective different materials are for protecting against sunlight, explain how heat relates to the motion of atoms and molecules, describe how... (View More)

Audience: High school
Materials Cost: $1 - $5 per group of students
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