Unleash your imagination with Smartivity! This kit allows your little scientist to build a Hydraulic Plane Launcher and use the power of hydraulic pressure to launch paper airplanes. Once built, fill the syringe with water and press the syringe to launch the plane. This set includes foldable paper with markings to make different styles of planes so your kids can learn how different types of planes have various flight patterns. Each kit comes with easy-to-understand, illustrated instructions to ensure the understanding of concepts learned through play. Details: Multicolor 13.39" x 1.97" x 9.84" Designed for STEM learning Illustrated instructions included Simple assembly required Nontoxic, sustainable wood materials For ages 6 and up