Creative DIY Marble Run Building Blocks Set - Fun for Kids!

DIY Marble Run Track Building Blocks Beads Race Slide For Children This is a creative track ball building block toy that exercises the baby's hand-brain combination and space movement imagination. It helps the baby recognize various colors of the building blocks, grasp the structural space feeling of the building blocks, and improves the baby's creative thinking ability. The colorful three-dimensional maze tracks can be combined arbitrarily and creatively to form a variety of different maze routes through brain thinking and card position combination. Features: Product Name: Marble building blocks Material: High-quality Plastic ABS Suitable Age: Over 3 years old Packing: 1 opp bag Features: mental exercises, interactive toys, parent-child communication, fun puzzles, fine motor training, logic training Notice: 29pcs: including glass beads*15, 80pcs: including glass beads*30, 109pcs: contains plastic beads*30,