Leyden Jar Gifts_Science Gifts Designed to project narrow beams

Designed to project narrow beams through interchangeable slit plates

a compound unit for demonstrating multi-rope mechanical advantage in physics activities

Aluminum-handled collecting net swings lightweight through tall grass and air sweeps for classroom field trips and introductory entomology sampling work

Set of eight steel tuning forks tuned to scientific pitch (C4 = 256 Hz) for classroom work on sound waves

interference - within reach of an introductory wave-mechanics curriculum

Leyden Jar Gifts_Science Gifts Designed to project narrow beamsReproduces Ewald von Kleist's 1745 charge storage device with concentric metal cups around a plastic dielectric, used to demonstrate capacitance and the discharge of stored static charge.