Twice the learningskeletal system on one side and major organs and muscle groups on the other! Realistically detailed pieces combine to create a body over 3 ft tall. Great for demonstrations, centers and more. Includes multilingual Activity Guide with reproducible diagrams. We're Learning Resources, and we've been helping parents and teachers build generations of amazing kids since 1984. From ABCs and 123s to fine motor and STEM skills, our educational toys offer kids the building blocks they need to succeed in school and develop a lifelong love of learning. Discover countless ways to learn through play with our award-winning products.