US$ 18.99
covering refraction shapes for a complete optics lab kit
and aluminum at a shared 0
Length-adjustable wooden pendulum simple-machine model with a blue bob sliding along the string and a wooden guide keeping the swing on a consistent path for period-vs-length measurements
25-inch Atwood machine with two 2-inch blue-plastic pulleys on an aluminum rod
this magnet kit pairs horseshoe
Hypertension Pathology Model, 7-Part Material_Glass covering refraction shapes for aIllustrates high blood pressure effects across brain, eye, heart, kidney, and arterial wall in seven pathology pieces, supporting medical and health science teaching.
US$ 18.99
US$ 180.00
US$ 18.99