Can you help me in finding a manipulative, innovative, creative and eco-friendly science fair project?

This is for my open house project next month and I have to pass a project plan this week. Please help me.

lobo_pal8 years ago
You could test the effect of different chemicals in smoke bombs. Check my instructable.
randomhat8 years ago
How to make paint at home. "Green" paint, or Eco-paint. Linseed oil, eggs, water & earth/mineral pigments(found in any good artists shop/craft paint section)
ewilhelm8 years ago