Vintage Magneto ROBBY the Circus Seal with Magnetic Ball in Original Box, 8620 (made in Western Germany)
Seal: 8.5 x 6 cm (about 3.5 x 2.5') Ball diameter: 3 cm (about 1.25')
Trick #1: Move seal on level surface slowly towards ball. Ball will spin. Robby drives the ball faster and faster so long as it moves in the same direction. Robby must not be lifted and must not touch the ball.
Trick #2: Robby balances the ball on his head.