Molded in unbreakable vinyl in full-scale proportion, this simplified reproduction presents ten body systems: Nervous • Circulatory • Respiratory • Digestive • Urinary • Endocrine • Lymphoid • Integumentary • Muscular • and Skeletal * 10 detachable parts and contrasting colors capture student interest and reinforce the learning process through hands-on activity * Complete with a 19 page study guide that not only identifies 122 numbered features but explains their physiological functions as well * Overall dimensions: 35x16x12 inches (89x41x30 cm)