Ceramic Ring Magnet, 1.375" OD x 0.75" ID, 5-Pack Base Shape_Rectangular Transformer activity set with a

Transformer activity set with a plastic base

Used to trace the invisible shape of magnetic fields

the optical-grade body delivering cleaner refraction angles than acrylic peers for precision Snell's law work

Polished stainless steel lab spatula pack with one flat end and one scoop end on each tool

Two-amp low-voltage power pack delivering 6 to 12V AC for optical benches and demonstration apparatus

Ceramic Ring Magnet, 1.375" OD x 0.75" ID, 5-Pack Base Shape_Rectangular Transformer activity set with aFive ceramic ring magnets at 1. 375 inch outer, 0. 75 inch inner, and 0. 3125 inch thickness, sized to stack on a vertical rod for like pole repulsion levitation demonstrations.