Pipe Line Rolling Building Blocks.

Pipe Rolling Ball Block Set has a total of 128 pieces, including various shapes of pipes, colored balls, triangles and polygon accessories, as well as interesting letters and cartoon stickers, giving children more fun. Puzzle building block toys are an effective way of interaction between parents and preschool children. Feel the sense of achievement together. Compared with ordinary toys, it is a popular educational gift for boys and girls. It's perfect for preschool, kindergarten, classroom teamwork, and more.