Play and fun

This great variation of our physics game shows the conservation of momentum.

Hovering/balancing bird with 12 cm wingspan and pyramid

Creating a real tornado in a bottle? Of course you can, with this tornado adapter you can do it straight away.

Creating a real tornado in a bottle? Of course you can, with this tornado adapter you can do it straight away. Contents: 5 pieces.

Creating a real tornado in a bottle? Of course you can, with this tornado adapter you can do it straight away.

Creating a real tornado in a bottle? Of course you can, with this tornado adapter you can do it straight away. Contents: Set of 5.

The "Whistling Rocket Ball", a throwing rocket that playfully trains throwing technique and coordination and whistles as it flies.