Propterites of matter: what oobleck, Th kit has been designed to introduce young students (K-4) to the concepts of matter in a fun, safe, hands-on way, Kit includes: 1000g Oobleck powder, 10 pcs Solid samples, 30 Holding trays, 10 Testing spatulas
Practi-Powder* Vial (for training), contains a yellow powder that dissolves in either 0.9% NaCl or water to become a clear yellow solution. The Practi-Powder vial label is designed to accurately reflect multiple antibiotic dosage, Size: 10ml