ZipString Window Box Toy, Assorted Models for Kids Ages 8+

• Physics-Defying String Launcher: ZipString is a mesmerizing, high-speed launcher that effortlessly floats a loop of string in mid-air. Moving at up to 40 km/h, the string follows your every movement, seemingly balancing on thin air for an unforgettable optical illusion. • STEM Org Authenticated: More than just a toy, ZipString is officially STEM.org Authenticated! It blends physics, aerodynamics, and pure fun, serving as an exceptional educational tool that encourages kids to explore fluid dynamics and kinetic energy through active play. • Master 3 Skill Levels: Every window box assortment comes complete with 3 distinct strings tailored for different difficulty levels: Easy Peasy, Average Joe, and Extreme. Swap the strings out to master new tricks, control loops, and advance your skills from beginner to pro. • Portable Fun for All Ages: Perfect for kids ages 8 and up (and fun for adults, too!), this compact, pocket-sized gadget is an incredible icebreaker. It’s a massive hit for backyard play, recess, family gatherings, festivals, and concerts. • Ready-to-Gift Window Box Pack: Packaged in a vibrant, premium window display box that lets the toy shine, making it an excellent birthday gift or holiday present. Includes the handheld ZipString launcher, 3 multi-colored loop strings, a USB charging cable, and a quick-start guide.