DIY Bioplastic from Cornstarch

Learn how to make biodegradable plastic from simple kitchen ingredients! Test its strength while exploring the science behind polymers and sustainability.

Materials:

• Cornstarch

• Water

• Glycerin (optional)

• Small pot, spoon, mold

Instructions:

1. Mix cornstarch, water, and glycerin in a pot.

2. Heat on low, stirring constantly until it thickens.

3. Pour into molds or flatten into sheets.

4. Let cool and test flexibility.

5. Discuss how biodegradable plastics can replace conventional plastics.