Coronavirus Antibody Test 3-D Model Kit-10 Student Model Template Sets and Teacher Guide, Vinyl Pouch, Assemble, use 3-D models to visualize, investigate key science structures, Perfect for use in classroom, lab or at home, Satisfies NGSS Standards, Grade: 6-10, Material: Paper, LxW: 12X19in
Catheterization Simulator Basic, With the male P93, Male catheterization with realistic resistance, 3 levels of adjustable narrowing of urethra, Soft and movable foreskin, Liquid outflow if catheterization is successfully carried out, Easy to clean