5-Pack Chemical-Resistant Polypropylene Stoppers, 29/32 Length_248mm accepting solar-cell input or battery

accepting solar-cell input or battery power for energy-conversion student demonstrations

75 inch wall thermometer

Premium hip joint model exposes the acetabulofemoral articulation with ligamentum teres and joint capsule structure for orthopedic and kinesiology teaching

and free-fall investigations

Greatly enlarged inner ear model exposes bony and membranous labyrinth alongside a sectioned cochlea for vestibular and auditory anatomy teaching

5-Pack Chemical-Resistant Polypropylene Stoppers, 29/32 Length_248mm accepting solar-cell input or batteryPack of 5 chemical resistant polypropylene stoppers fits 29 32 sockets for sealing ground joint vessels with chemical and impact resistance.