Root Tip Model on Base, 250X Enlarged, 12" Subcategory_Force and Motion demonstrating conservation of momentum and

demonstrating conservation of momentum and energy through ball-to-ball collisions

supplying a soldering-free unit for student-built optoelectronic and light-detection circuits

Hand microtome produces thin specimen sections for microscope slide preparation in botany

Funnel has a 14/23 size socket and includes an interchangeable plastic stopper

constant-bore gradient tube

Root Tip Model on Base, 250X Enlarged, 12" Subcategory_Force and Motion demonstrating conservation of momentum andGreatly magnified root tip model on a base exposes the root cap, meristematic zone, and zones of elongation and differentiation for plant growth teaching.