Hinkler Zap Extra Extreme Bouncy Balls

Description

- The set includes a motion-activated ball and glow-in-the-dark bouncy ball crystals for each One ball and bouncy ball mold is easy to use. - Hardcover of 48 pages. - Everything they need to make an awesome glowing striped bouncy ball and disco flash ball High tech lights up when bounced. - There are also 11 illustrated step-by-step projects. - Suitable age group: 8 years and over.