I made mini-circuits for my students out of Christmas lights, Popsicle sticks, and double-A batteries. Follow this link for instructions/images similar to what I did.

https://www.upsbatterycenter.com/blog/make-conductivity-meter/

All labs are designed with the intention of using items you can find around the classroom. Some items I used for this particular lab include:

• Pennies
• scissors
• pencils
• paper clips
• dry sponge

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