Human Body Series: Endocrine System He needs his son’s help

He needs his son’s help in the fields

Salvador Dali did beautiful

and others

He learns that for every force there is an equal and opposite force and that is the principle behind jet propulsion

All Summer in a Day is based on the story by Ray Bradbury

Human Body Series: Endocrine System He needs his son’s helpDetailed animation identifies the endocrine glands and explains how they work together, often under the direction of the pituitary gland. Additional animation and live photography clarify the endocrine systems management of growth, metabolism and reproduction. Informative discussions with an endocrinologist provide fascinating data on such modern issues as the use of growth hormones in children, hyper and hypo thyroid conditions and their treatments