Brass-Plated Scale Pan with Cording, 107mm Diameter Lab Equipment and Supplies_Lab Supplies Three-times life size cross section

Three-times life size cross section exposes cortex

consistent in mass for repeatable kinetic and potential energy calculations

Miniature desktop torso with 12 removable parts includes a dissectable head and brain for compact classroom anatomy and biology teaching

designed to hold an electrostatic charge while students probe its surface with a proof plane

Sodium chloride lattice kit with 27 color-coded gray and green atoms plus 54 connectors for building the full cubic NaCl crystal structure in three dimensions

Brass-Plated Scale Pan with Cording, 107mm Diameter Lab Equipment and Supplies_Lab Supplies Three-times life size cross sectionFor classroom weighing experiments on beam balances, this brass plated scale pan measures 107 mm across and 0. 38 inches deep, suspended from 37. 5 inches of cording.