What do you need when you’re building skyscrapers? Why, Trucks of course! Could you be the one who successfully build all 3 models of truck using this kit? Put yourself to the test! Children will understand mechanisms and principles as they use gears and axels. This kit contains 111 pieces for your child to explore and experience building a dump truck, fork crane and bulldozer! This kit is Science, Technology, Engineering and Mathematic focused! Childrens’ motor and cognitive skill will be put to the test when they learn, identify and attach the pieces together. This set allows you to build 3 different models : * Dump truck * Bulldozer * Fork crane