US$ 86.00
constant-bore gradient tube
demonstrating conservation of momentum and energy through ball-to-ball collisions
Rectangular casted metal case and polythene insulated lid with finger flap to facilitate removal
displayed on a plastic-and-metal rack with a carrying handle for transport
Root Tip Model on Base, 250X Enlarged, 12" Subcategory_Force and Motion constant-bore gradient tubeGreatly magnified root tip model on a base exposes the root cap, meristematic zone, and zones of elongation and differentiation for plant growth teaching.
US$ 86.00
US$ 86.00
US$ 86.00
US$ 14.99
US$ 14.99
US$ 86.00
US$ 86.00