Features: This busy boards combines piano circuits and LED light switches, offering hand on learning of basic electronic through interactive play for early STEM concepts. Crafted from friendly wood with smoothly edges, this sensory toy ensures safe exploration while developing fine motor skill and logical thinking. Designed for children aged 3+, it serves as engaging educational tool for parents and educators to introduce STEM principles through aligned activity. Perfect for home playrooms, preschool classroom, or travel, the design encourages cognitive development during independence or guided learning occasion. Multisensory LED enhances cause effect understanding as kids manipulate realistic switches, blending tactiles discovery with foundational physics education. Specifications: Component: Wood Product Size: Approx. 22x17.5x2.8cm/8.6x6.8x1.1inch Package Includes: 1PC Piano Circuit busy boards note: Please allow 0-1cm error due to manual measurement. Due to the differences between different monitors, the picture may not reflect the actual color the item