Pyrometer Linear Expansion Demonstration with Aluminum, Brass, and Iron Bars Chemistry Illustrates high blood pressure effects

Illustrates high blood pressure effects across brain

Alcohol burner paired with a five-inch burner stand in a starter set

this universal charger keeps portable instruments running between sessions without rotating in fresh disposable batteries

Hand-painted arterial red and venous blue vessels trace the full systemic and pulmonary circulation across a mounted human figure for cardiovascular teaching

One-meter wooden lever graduated in centimeters on a knife-edge fulcrum base

Pyrometer Linear Expansion Demonstration with Aluminum, Brass, and Iron Bars Chemistry Illustrates high blood pressure effectsMetal based linear expansion apparatus with a large dial indicator and three 10 inch rods in aluminum, brass, and iron, letting students quantify expansion coefficients side by side.