We owe the French physicist J. Foucault not only the discovery of the pendulum which takes his name, but also the Gyroscope which he invented (and named) using his studies on earth rotation. Since then the Gyroscope has been the scientific toy par excellence.
Packaging dimensions: width 7 cm - height 7 cm - depth 6 cm
Weight: 0.20 Kg. Ref: 11366