6-Hole Premium Wooden Test Tube Rack with Pins, 9.4", for 25mm Tubes Category_Lab Equipment a sliding front door

a sliding front door

used to map the circular field around a current-carrying wire and confirm the right-hand rule

Spanning C (256 Hz) through C (512 Hz) in scientific pitch

and 38mm lens holder - an inexpensive starter platform for image-formation experiments

the 27-part life-size dual-sex torso opens at the back to expose spinal cord alongside visceral and reproductive anatomy

6-Hole Premium Wooden Test Tube Rack with Pins, 9.4", for 25mm Tubes Category_Lab Equipment a sliding front doorHand crafted hardwood test tube rack with six 25 mm holes and six drying pins on a single tier, sized at 9. 4 inches long for chemistry and microbiology classroom stations.