KiwiCo Tinker Crate - Make It Yourself Hydraulic Claw

KiwiCo Tinker Crate - Make It Yourself Hydraulic Claw Put water to work with hydraulics! Engineer your own hydraulic lifting claw with tubes, syringes, and water before putting it through a series of fun challenges. Then, explore how hydraulic systems work and see how they can be incorporated into heavy machinery, art installations, and even animatronics! Tinker Crate is a subscription box for kids and tweens ages 9-16+ created by kids subscription box company KiwiCo. Each monthly Tinker Crate contains all the materials and instructions needed to create innovative, hands-on STEM projects, as well as a "Tinker Zine" full of educational information and additional activities.