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
Ward's* Pure Preserved Fetal Pig Plain, Injection Type: Uninjected, Safe specimens, Zero formalin odor, Best classroom experience, best classroom experience PURE Specimens, no presence of harmful volatile, Experience quality with true life, Size: 14in+