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This Keep Out! activity also includes:
Sound the alarm about a great resource. Scholars first build a simple circuit to learn the basics about electric currents. They then design an alarm system in which a buzzer activates when pressure is applied to a doormat.
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NGSS:
Designed
Concepts
Instructional Ideas
- Invite a security specialist to give a presentation on alarm systems
Classroom Considerations
- Materials to build a circuit are necessary, including batteries, wires, and buzzers
- Each group also needs a doormat or large towel
Pros
- Provides a printable handout
- Lists some questions for a class or group discussion
Cons
- None