Highlights - 1.Safe Materials - Our fort building kit prioritizes natural materials for children's security. The connecting rods and balls are BPA-free, with smooth edges and a comfortable grip that enhances motor skills. They come in vibrant colors to stimulate cognitive development. 2.140-Piece Fort Building Kit - Explore endless possibilities with our kids fort building kit! It includes 44 solid balls and 96 lightweight yet durable connecting rods. Perfect for kids aged 4 and up to create the