263-Piece Advanced VSEPR Molecular Model Kit Glass Dishes & Jars_Glass Troughs Sliding-rail aluminum bench with 1

Sliding-rail aluminum bench with 1

and a 60cm multicolored scale on a hollow wooden resonance box let students vary length and tension to test the physics of vibrating strings

glass stopcocks

and triangle waveforms from 0 to 2 kHz

Hand-painted male pelvis model exposes the narrower male-specific proportions and pelvic inlet shape compared to the female pelvis for sex-difference anatomy teaching

263-Piece Advanced VSEPR Molecular Model Kit Glass Dishes & Jars_Glass Troughs Sliding-rail aluminum bench with 1Two hundred sixty three piece advanced VSEPR kit with multifaceted atom pieces for trigonal planar, tetrahedral, bent, and pyramidal geometries, plus 2 dot orbital joints in a fitted storage case.