Teaching Tank Waterless Crystals 1oz

Sale Price: $1.75*
Retail: $1.95 (10% off!)

Sale Price: $1.75*
Retail: $1.95 (10% off!)

These crystals are just plain fun! Not only can you grow plants in them, but you can investigate cells, monitor water absorbtion, etc.

Merchant: HobbyTron

Categories: Science