💡 Light-Up Card

🔊Let's make a card with a real light that glows, using copper tape!

⏱️ 45 minutes💲 about $5●●○Grades 3rd–8th💡 Light It Up

• 👶 Small parts! Keep them away from little brothers and sisters.

Gather first

• Index cards · 1, or thick paper
• Copper tape (sticky)
• A small LED light
• 2 AA batteries in a holder with wires
• 🖍️ Crayons or markers
• 🩹 Tape
• ✂️ Kid scissors

The big idea: Electricity only flows round a full loop: one gap and the light goes out.