American Educational Environmental Ecology Seed Kit - Cellucap Primeline Products 2-1/2 in

Primeline Products 2-1/2 in

Primary-colored tiles encourage students to use patterns and strategies to find solutions

Sleeping Murder: Miss Marple's Last Case

Manufactured to fit over standard 1/2" copper pipe

American Educational Environmental Ecology Seed Kit - Cellucap Primeline Products 2-1/2 inAmerican Educational Environmental Ecology Seed Kit Learners observe the effects of three doses of gamma irradiation on seeds and compare with control seeds The effects of ionizing radiation can be seen within 48 hours The experiment can be completed within 2 weeks Kit contains enough material for 30 students working individually, comprehensive teachers guide, and reproducible student worksheets For grades 6 to 12 WARNING: CHOKING HAZARD Small parts.