Battery : No.
No of Pieces : 11
# Children will love twisting and turning the blocks to make new shapes and match the designs provided on the guide.
# After creating a new shape, kids test to see if the shape fits into the slightly curving game board provided.
# Gently curving base is the perfect size and shape for small hands to hold.
# Base is made of ecofriendly PlanWood and blocks are solid wood.