DIY Pipeline Rolling Building Blocks

• FUN MARBLE RUN TOYS FOR KIDS: PATPAT Building Blocks toys includes 125 pcs parts in the toy set, each piece can be connected freely with each other. Kids can do various combinations to creat various routes and shapes of this construction and tube rails. Logical thinking and hands-on skills are achieved through sorting and stacking. Kids can use their creativities to build up a construction so as to the construction can let beads perfectly and smoothly go through.
• SAFE MATERIAL: All building block pieces are made of premium plastic material, BPA-free, non toxic, safe for kids. Each two piece can perfectly fit into each other and be stably assembled. And this bricks set can be be compatible with all major brands of building blocks.