Breast cancer risk kit, genes and the environment, Contains: Student instructions, Graduated medicine cup, My Family Pedigree, Simulated BRCA1 Genetic Test shee, Stirrer, Breast Cancer Risks-What Science Knows, DNA Stain, 3 Bags of beads
Wards Essentials Trebuchet Kit, Material: High quality precision-cut Birch verner pure bond plywood, Designed to be safe and robust, Dry firings and heavy projectiles are no problem, Holes are pre drilled, Medieval weapons, engineering, and physics, Beam arm: 21in
Ballistics Car with Remote Trigger, demonstrates the independence of vertical and horizontal motions. It consists of a four-wheeled cart carrying a vertical tube with a spring-loaded piston inside. The tube is loaded with a ball and the cart is set in motion
Aquaponic three barrel aquaculture system is a complete aquaculture/aquaponics system that fits in a 5' square area, configured ecosystem featuring fish, biological filtration and an area for plant growth. Includes: (3) recycled