Spherical Conductor, 5cm Diameter Handle Type_Wood Compact-format sonometer designed to study

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

Animal cell mitosis model displays chromosome condensation

bottle in borosilicate glass holds 125mL with glass stopper for biological oxygen demand testing and water quality analysis

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

Spherical Conductor, 5cm Diameter Handle Type_Wood Compact-format sonometer designed to studyFive 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.