Ampere Rule Apparatus Subcategory_Burettes Student pulley demonstration set with

Student pulley demonstration set with a range of pulleys for mechanical-advantage and force-multiplication comparisons

Six-lens optics set of three double-convex and three double-concave glass lenses with ground beveled edges

Hand-operated vacuum pump with a 200mm copper pump plate and rubber seal

Built to excite gas atoms inside spectrum tubes

and cervical spine for head and neck anatomy teaching

Ampere Rule Apparatus Subcategory_Burettes Student pulley demonstration set withBrass wire conductor and seven plotting compasses on a clear base, used to map the circular field around a current carrying wire and confirm the right hand rule.