Make education fun for your budding engineer with the STEM drill and play educational block set. Learning and playing set is here to help build teamwork. Plus, your child will never get bored, since the building possibilities are endless. This 226 pieces set of construction toys can be built into different models according to their own imagination. The stem construction toys for 3 year old's comes with tools and instructions. Use plastic screws to connect different parts .and your children can master assembly skill easily although them is young. Your children and friends can both enjoy the fun of interaction and enhance their social skills.