US$ 40.00
Student kit for constructing a working DC motor from component parts
and major vessels of the human heart
exposing the triangular rotor's epitrochoidal motion with a lamp-lit ignition point
75-inch height range for bench apparatus
Dicot Root Transverse Section Model, Hand-Painted Glassware_Glass Beakers Student kit for constructing aHand painted dicot root transverse section model exposes epidermis, cortex, endodermis, and vascular cylinder for plant anatomy and absorption teaching.
US$ 40.00
US$ 32.00
US$ 76.00
US$ 110.50
US$ 66.50
US$ 10.00
US$ 116.00