Make your own bouncy ball with this amazing Weird Science Bouncy Ball Factory kit. Just fill the mould with the different coloured crystals provided, in your chosen design, immerse it in water for 3 minutes, then you have your own bouncy ball. Made from non-toxic materials, the Weird Science kit contains the mould, the secret-formula powder and full instructions.

Features:

• Make your own multi-coloured bouncy ball
• Weird Science kit contains: the mould, secret formula powder and instructions
• Non toxic

Size:

• Dimensions: 13 x 18 x 5cm
• Weight: 80g