Spherical Conductor, 5cm Diameter Handle Type_Wood a distinctive density reference against

a distinctive density reference against the lighter aluminum and heavier steel cylinders

Compact-format sonometer designed to study the physics of vibrating strings on a footprint smaller than the standard 1-meter teaching unit

Carbon rod with brass terminal sized for general electrochemistry work

supplying steady air for linear-track suspension and other benchtop aerodynamics apparatus

For studying reflection

Spherical Conductor, 5cm Diameter Handle Type_Wood a distinctive density reference againstFive centimeter brass sphere mounted on an ebonite insulated metal base, designed to hold an electrostatic charge while students probe its surface with a proof plane.