Designing a Solar Charger

The sun can even charge batteries. The fourth of five lessons in the Solar Transportation unit has pupils design a charger that uses solar modules to charge a 12-volt lead-acid battery. They estimate the charge that accumulates and predict how long the charge can power an appliance.

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CCSS: Designed
NGSS: Designed
Instructional Ideas
  • Have learners research how a battery charger works and compare it to a solar charger
Classroom Considerations
  • Activity requires a variety of materials; see resource for complete list
  • Materials must be left outside all day for the solar chargers to receive sunlight
Pros
  • Provides background information for facilitators
  • Includes a student handout
Cons
  • None