Hypertension Pathology Model, 7-Part Material_Glass covering refraction shapes for a

covering refraction shapes for a complete optics lab kit

25-inch Atwood machine with two 2-inch blue-plastic pulleys on an aluminum rod

preserving field strength between magnetism and field-line activities

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

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.