Strobe drum

Tin opened on the top. After the edge of the dish is cut out 12 vertical holes. The distance from the top hole of the vessel is 0,5 cm. The drum rotates on a metal base (15 cm). On the inside of the drum is placed a paper strip on which a phased movement (boy with ball) to 10 - 12 images is illustrated. After watching the spin of the drum you can observe the movement of characters - ball through the holes. Straps are removable. The device is put into operation by hand.

Dimensions (cm): 40 x 60 x 60