Premium Beech Wood Test Tube Rack for 12 Tubes, 28mm Material_Cork and an ignition light that

and an ignition light that fires on compression

with a 0 to 20 second reaction window for sanitation and food-safety checks

Transformer activity set with a plastic base

Hand-painted 4-part human brain model separates into cortical hemispheres and brain-stem regions for lobed-anatomy teaching at introductory biology levels

Shatter-resistant acrylic burette with a PTFE key stopcock and Class B accuracy per DIN ISO 385

Premium Beech Wood Test Tube Rack for 12 Tubes, 28mm Material_Cork and an ignition light thatPolished beech wood test tube rack with twelve vertical holes sized for tubes up to 28 mm diameter, built for classroom and professional laboratory storage.