Klutz Science/STEM Activity Kit: LEGO Chain Reactions

Visit the Klutz Store for the ultimate STEM activity kit: LEGO Chain Reactions! This kit includes everything you need to build amazing chain reactions with LEGO pieces. The easy-to-use instructions make it easy for kids of all ages to create fun and exciting projects. Plus, the quality of the materials and value for money make it a great gift for any LEGO fan. With 9" length, 1.06" width, and 10" height, you can build the best Building Toys with LEGO Chain Reactions!