Create sensational effects with this Science Museum Action and Reaction Glow Effect Playset. You can use the transparent tracks and glow-in-the-dark balls to create some amazing routes with fantastic special effects. Create thrilling routes with the suspended bridge, double up the circuits with branch-offs and race through spectacular swirls with the spiralling tracks! The illustrated manual will guide children in creating circuits with growing levels of difficulty, offering plenty of ideas to complete the tracks and introducing them to physics. Glow in the dark elements for eye-catching night time experiments All the circuits can be customised also using household objects, allowing children to unleash their imagination This STEM focused set is perfect for budding engineers Contents: 1 x Science Museum Action and Reaction Glow Effect Playset Approximate Dimensions: 4 x 40 x 28cm Suitable for ages 8 years + Specifications Manufacturer: CLEMENTONI SPA Manufacturer Number: 61353 Our Product Number: 577820