Key Features

• Quadrilla expansion set designed to enhance existing marble run builds
• Includes 3 gutter-style tracks that guide marbles around the outside of blocks
• Extends marble run time for more exciting and continuous action
• Encourages STEM learning through gravity, momentum, and motion exploration
• Supports problem-solving, spatial awareness, and logical thinking
• Promotes creativity by expanding design possibilities in marble constructions
• Helps develop fine motor skills and hand-eye coordination
• Made using sustainably sourced FSC-certified wood materials
• Finished with child-safe, non-toxic, water-based paints for safe use
• Durable construction designed for long-lasting expansion and repeat play
• Suitable for ages 4 years +