Digestive System (Invis World)

ISBN-13: 9780791021262 / Angielski / Twarda / 1994 / 32 str.

Merce Parramon

Opis

-- Investigates nature's hidden processes -- Outlines the most important functions of the human body and plant life in fascinating detail -- Exceptional color illustrations -- Includes an experiments section Explains the digestive process in clear, simple terms.