• 43-PIECE BULLDOZER AND FORKLIFT KIT: It’s time for work! Make your own hard-working forklift and bulldozer with this easy-to-assemble kit • ENDLESS BUILDING POSSIBILITIES: When you’re done, use the pieces to make your own amazing vehicles and industrial machines • SOFT & FLEXIBLE EDGES: Building blocks are made from a flexible material and have soft edges that are kind to children’s hands • BUILD& LEARN: The Construction Site set helps develop fine motor skills, imagination as well as promote both logical thinking and problem solving skills • SAFE TO PLAY WITH: The material (Polyethylene LD-PE/HD-PE) is machine washable, 100% non-toxic and safe for kids • ORIGINALLY BUILT IN 1980: Originally built by a father - Anton Meyer, a German engineer and Founder of PolyM - for his beloved daughter. The majority of German kindergartens have chosen us for their classrooms • AGE RECOMMENDATION: 2 - 6Y