STEM EDUCATIONAL DIY TOY FOR AGES 8+ - build your own Hydraulic Launcher with step-by-step instructions, learn with application of STEM concepts & explore the world of science with fun challenges! LEARN THROUGH PLAY - Your child will learn various scientific principles through play SUSTAINABLE & SAFE MATERIALS - All components of the machine are made from eco-friendly wood and do not include any adhesives or splinters to ensure your child is protected. WHAT YOU GET - Real Wooden Building Sheets, Step-By-Step Instructional Video, Build Manual and parts to build the product MADE IN INDIA - Buildables products are made in India and sold globally in 25+ countries (including USA & Europe). They are certified by global toy testing authorities & extremely safe to use!