Screw cars comes along with integrated hammer ball bench which while pounding/knocking will greatly enhance - gross and fine motor skills apart from empowering hand-eye coordination, colors and object recognition With STEM (Science, Technology, Engineering and Maths) based Learning at its heart, lets your toddler/pre-schooler marvel at his first engineering wonder, assembling a complete toy vehicle by himself. Introducing him/her to the first concepts of assembly and world of automobiles It will engage your kids for hours and also improve early education skills. While they are complete engrossed in assembly of their next big thing. Consists of 36 wooden toy pieces - including a hammer, screwdriver, wrench, board, nails, nuts, and bolts - store away inside the trailer to keep your little builder's supplies organized for the next big job Assembly or DIY Toys instills self-confidence in young mechanical engineers and keeps them intrigued about innovations and creating new things. The goal of open-ended play toys - it shows/guides the little minds to world of imagination/innovation. Let them tinker to success!! Made of natural wood, child-safe and non-toxic colors