Polypropylene Utility Tray, 14.5 x 13.5 x 5" Safety Supplies_Lab Coats and Aprons Double-walled in aluminum to minimize

Double-walled in aluminum to minimize heat exchange with the surrounding air

a classic simple-machine apparatus for demonstrating mechanical advantage through radius ratio

this two-gap Wheatstone bridge is the standard student apparatus for resistance comparison and verification

laminated iron core

and C' 512Hz - a major-chord array struck with the included hammer to amplify intervals and harmony

Polypropylene Utility Tray, 14.5 x 13.5 x 5" Safety Supplies_Lab Coats and Aprons Double-walled in aluminum to minimizePolypropylene utility tray measures 14. 5 x 13. 5 x 5 inches with deep walls for transporting glassware, dissection supplies, and wet specimens between stations.