Cylindrical Soda Lime Glass Gas Jar Capacity:400mL Wood-based friction board apparatus with

Wood-based friction board apparatus with a 19-inch metal surface plus two hooked friction sliders with different top materials for comparative sliding-friction investigations

Five-hundred-gram bottle of magnesium carbonate pentahydrate

Freezer-safe polycarbonate microcentrifuge tube box holds 100 0

Numbered hand-painted cecum model highlights the ileocecal valve and pouch structure at the junction of small and large intestine for digestive anatomy teaching

Cylindrical Soda Lime Glass Gas Jar Capacity:400mL Wood-based friction board apparatus withCollects and displays gases during combustion, displacement, and diffusion demonstrations in benchtop chemistry and physics classrooms.