Hookes Law Apparatus (Each) 85%-Recycled Authentic Brazilian instrument manufactured in

Authentic Brazilian instrument manufactured in famous Sao Paolo factory

Creativity and construction combine in this colourful set as little ones create their very own toy robot

The quick drying properties of the range enable the artist to work quickly

Ideal for connecting to mp3 players of audio devices

Recycled white cartridge paper providing stability and durability

Hookes Law Apparatus (Each) 85%-Recycled Authentic Brazilian instrument manufactured inComplete apparatus has a 15cm adjustable scale, marked in mm, to help prevent parallax error Scale is mounted on sturdy 30cm support rod Apparatus is situated on a sturdy wooden base Includes hanger Only, weights must be purchased separately. Ideal for demonstrating Hooke's Law which states the force needed to extend or compress a spring by some distance is proportional to that distance The Hooke's Law Apparatus is used to demonstrate that the