Ahh, the sweet smell of science! Invite your friends over to share in this super smelly but really cool activity. Plug your nose and get ready to make your own red cabbage indicator that will test the acidity or alkalinity of certain liquids.
- Red cabbage**
- Clear graduated cylinders or glasses
- White paper
- Apron or lab coat (avoid nasty stains!)
- Test chemicals: Vinegar, Baking soda, Lemon juice, Washing soda, Laundry detergent, Soda pop, Alka-Seltzer