ACTION-PACKED FUN TIME: Learn about Human Anatomy and Organ Functions with this exciting Realistic Mechanical Model. Our step-by-step instructional manual ensures a deeply engaging DIY experience, perfect for kids to construct and enjoy for hours. Designed for Boys and Girls for ages, 6,7,8,9,10,11,12,13,14 years old DEVELOPS KEY SKILLS: Reduce screen time and boost confidence and creativity with 100% screen-free engagement. As kids build their own toys, they learn about the science around us, developing a lifelong love for science. FREE PARTS LIFETIME: Enjoy hassle free fun with all parts included, plus a lifetime supply of replacement parts. Easy-to-follow instructions make building a breeze, ensuring uninterrupted playtime. MADE FROM SUSTAINABLE WOOD: Made from the highest quality engineered wood, our toys are completely safe for kids and boast long-lasting durability. ULTIMATE GIFT: Give the gift of entertainment and learning combined. Ideal for birthdays gifts for boys and girls, this makes for a thoughtful present that providing endless hours of enjoyment and learning for kids LOVED BY KIDS AND PARENTS WORLDWIDE: Trusted by families in 33+ countries, our toys have received multiple accolades, including STEM org approval, the 2022 Innovative Toy of the Year in the Netherlands, and TOTY 2022 Finalist. Join a global community celebrating STEM education through play. AN IIT DELHI ALUMNI VENTURE: Crafted by IIT Delhi alumni and rigorously kid-tested for over 100 hours. Our team brainstorm hundreds of ideas to create the most exciting projects that are also age-appropriate and educational.