This 12-piece set will help teach Grade 3-5 students the main body systems:-Circulatory System-Skeletal & Muscular Systems-Digestive System-Respiratory SystemTopics covered:-Types of Muscles-Inside the Lungs-Breathing Process-Joints-The Heart-Blood Vessels-Digestion in the mouth-Small intestine absorptionAlso contains an activity guide with lesson and display ideas and related learning standards.