Electrical engineering encouragement! Learn how electricity moves through a circuit while designing an LED greeting card.

Invisible Extinguisher A balloon is used to capture the carbon dioxide produced by a baking soda & vinegar reaction in a water bottle. Because carbon dioxide is denser than air, it can be carefully transferred to a container and then “poured” over a candle, acting as an invisible extinguisher.

Light-up Gift Box Are you ready to light up your holidays? Design your own gift box that twinkles using concepts of geometry and circuits.

This is not your typical electric toothbrush! Explore circuitry and master the science of electrical connections while creating a toothbrush robot.