Pascal's Hydraulic Demonstrator with 50mL and 10mL Pistons Category_Plasticware verifying conservation of momentum in

verifying conservation of momentum in two dimensions for mechanics-unit investigations

Carp fish model with removable air bladder

Polypropylene round test tube rack holding 12 tubes — four at 25 mm and eight at 19 mm — with 360-degree access for benchtop chemistry demonstrations and student experiments

Mounted thermistor on a demonstration base with 4mm plug connections

6-inch diameter

Pascal's Hydraulic Demonstrator with 50mL and 10mL Pistons Category_Plasticware verifying conservation of momentum inHydraulic press Pascal's demonstrator on a 7. 5 inch wooden frame pairing a 10mL small syringe piston with a 50mL large piston, showing mechanical advantage through fluid pressure transmission.