Challenge your budding engineer to build more with this 150-piece super set. The giant storage tub of colorful, spinning gears will put creativity, motor skills, and hands-on construction play to the test. So get ready to snap these sturdy plastic pieces into place and create something amazing with this engineering toy. Set includes 150 pieces, storage tub and activity guide. # Pieces In Set: 100 Learning Skill: Engineering Recommended Ages: 3 Years And Up Measurements: 11.8 Width/Inches, 11.8 Length/Inches, 11 Height/Inches Assembly: Assembled Base Material: 100% Plastic Care: Wipe Clean Country of Origin: Imported