Guidecraft Sensory Rainbow Blocks

An adventure in color, light and sound! Encourage sensory exploration by combining blocks to form new colors and sounds, or stack the blocks in a different order each time to form new and exciting shapes. Shimmering water, sand and crystal bead interiors enhance visual stimulation in block builds. Smooth hard-wood frames with plexi windows. Sized to standard unit block measurements. 18 block assorted shapes set.