A bang to the head kit, contains: Student instructions, Concussion Fact Sheet, Concussion: What Happens to the Brain and Nerve Cells S100B Color Chart, S100B Test Paper (simulated), 4 Blood Plasma samples (simulated)
Concave Mirror, Material: Glass, Round, designed for physics and educational uses, thickness varies as they are not designed to be consistent in that respect, Because of their educational use design, there may be minor imperfection, Size: 2in Diameter, 50 mm Focal Length, 3.3mmThick