Unleash the power of learning with these action-packed STEM craft kits! Designed for groups of eager young engineers, this kit combines fun and education in one. Students dive into the basics of hydraulics using corrugated cardboard, metal brads, foam, tubing and more to assemble their own hydraulic lifting machines. It’s the perfect blend of creativity and science, making it a blast for after-school programs, summer camps or a cool classroom lesson. Prepare for lift-off to an epic adventure in learning! Includes metal brad fasteners, self-adhesive foam pieces, flexible airline tubing, zip ties and plastic liquid measuring syringes. All craft kits are pre-packaged for individual use. Kits include instructions. Size: 5" x 10" Quantity: Makes 12 Material: Corrugated cardboard.