Linear Air Track Accessories Pack, included pullys, bumpers, spring and velcro attachments, slotted masses and hanger, flags, launching cradle, additional masses
light leaper accessory, insulating printed circuit board carries a metallic conduction path with six breaks and a binding post at each end, When connected to an operating electrostatic generator, simultaneous sparks occur in each of the breaks as charge flows
Transformer Accessory Kit 2, Lenz s law transformer accessory kit, demonstrate the production of large magnetic fields and lenz s law damping on pendulums with and without slits