6-Piece Acrylic Prism and Lens Set with Wooden Storage Geology_Geology Charts & Models and strings for equilibrium and

and strings for equilibrium and vector experiments

and vascular tissue at greatly magnified scale

demonstrating mechanical-to-electrical energy conversion as the crank lights the bulb

showing the hexagonal bonding within each layer and the weak bonding between layers

Two rectangular slots accept square or round rods up to 16 mm in this aluminum alloy multipurpose clamp holder

6-Piece Acrylic Prism and Lens Set with Wooden Storage Geology_Geology Charts & Models and strings for equilibrium andSix piece transparent acrylic prism and lens set with all faces polished, packaged in a wooden storage box, covering core dispersion and refraction shapes for ray box optics work.