HUMAN BODY MODEL FOR KIDS: This miniature set measures, when assembled - Heart Model 5 inches, Brain Model 3 3/4 inches, Body Model 4 1/2 inches, Skeleton Model 9.2 inchesSET OF FOUR: Set of four Anatomy ModelsHEART PUMP MODEL AND MORE: Gain a deeper understanding of how organs and systems interact by manipulating them yourselfREALISTICALLY DETAILED: Four realistically detailed miniature plastic models (heart, brain, human body, and skeleton).FACTS & ASSEMBLY INSTRUCTIONS INCLUDED: Each set includes facts, step-by-step photo-illustrated assembly instructions, and display stand - 132 total piecesGet ready to explore the wide world around you with science discovery toys and tools that help kids build observation and critical thinking skills used by real scientists, school supplies,teacher supplies!A Brighter Back to School: Make this the smartest back-to-school yet with toys and tools from Learning Resource trusted by teachers and parents alike since 1984! Give kids a deeper understanding of how organs and internal systems interact by allowing them manipulate the inner workings of the human body. Perfect for human body centers. Each realistically detailed miniature plastic model includes a stand, fact guide, and photo-illustrated assembly instructions. Includes the Heart, Brain, Human Body and Skeleton Anatomy sets. Grades 8+