The perfect place to do one's math homework? Outside, of course. The third of seven lessons in the Understanding Science and Engineering unit focuses on solar energy. Learners investigate solar-powered calculators and discover how solar modules in the calculators help make them run.

Concepts

solar energy, appliances, electricity, light energy, energy transformation

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Instructional Ideas

• Have the class take apart an old solar-powered calculator to see its components
  

Classroom Considerations

• Activity requires solar-powered calculators
• Knowledge of solar modules is not necessary but would be helpful
  

Pros

• Includes printable student handouts
  
• Provides some educator background notes
  

Cons

• None

Common Core

W.2.8 SL.2.2 W.3.8 W.4.8 W.5.8