Sensory Rainbow Blocks® - 18-Piece Light, Color and Sound Block Set

2 years & up. Transform block play into a multisensory experience with Sensory Rainbow Blocks®. This 18-piece set features smooth hardwood frames, soft edges, and transparent plexiglass windows filled with shimmering water, sand, or crystal beads. Children can stack and combine the blocks to explore color mixing, light, movement, and sound while creating imaginative structures. Sized to complement standard unit blocks, these sensory blocks support hand-eye coordination, visual perception, fine motor development, spatial reasoning, and early scientific discovery. Use them independently or with a light table for even more colorful exploration. Contains 18 assorted pieces.