Soda Glass Pneumatic Trough with Concave Base, 12 x 6 inch Subcategory_Scales and Balances Integrated diaphragm beneath an 8-inch

Integrated diaphragm beneath an 8-inch heart model contextualizes cardiac position within the thoracic cavity during combined respiratory and cardiac teaching

Student pulley demonstration set with a range of pulleys for mechanical-advantage and force-multiplication comparisons

Composite rod splitting glass and brass at its midpoint

the diverging curvature paired with low mass for ray-box mounts and lightweight optics setups

Soda Glass Pneumatic Trough with Concave Base, 12 x 6 inch Subcategory_Scales and Balances Integrated diaphragm beneath an 8-inchSoda glass pneumatic trough with concave base measures 12 inches diameter by 6 inches tall for gas collection over water.