4 x 3" Rectangular Plane Glass Mirror, 10-Pack Subcategory_Lab Burners Three-step differential pulley with 30mm

Three-step differential pulley with 30mm

reconfiguring the demonstration meter as a high-current ammeter for heavy-load bench circuits and electromagnet work

Heavy-gauge steel inclined plane with built-in vertical

Ten-pack of 5mm yellow LEDs with diffused round lenses

Greatly magnified transverse dicot stem model on a mounted base exposes vascular bundle arrangement and primary tissue layers for advanced botany teaching

4 x 3" Rectangular Plane Glass Mirror, 10-Pack Subcategory_Lab Burners Three-step differential pulley with 30mmDesigned for full image reflection demos, ten 4 by 3 inch plane glass mirrors at ~2. 5mm thickness give room for multi ray tracing and wider optical setups in introductory optics.