11/7: Circuits and Lava Lamps

Materials: • Circuits: lightbulb, aluminum foil, batteries • Lava Lamps: a clean plastic bottle, water, vegetable oil (or mineral or baby oil), fizzing tablets (such as Alka Seltzer), food coloring (glow in the dark is optional) STEM Concepts:  • Electric currents (circuits) • Polar and nonpolar substances, density (lava lamps)  English Transcription French Translation Chinese … Continue reading 11/7: Circuits and Lava Lamps