Автор:Helen Bethune
Издательство:Cambridge University Press
Год:2010
Страницы:24
Формат:fb2, epub, pdf, txt
A series of twenty non-fiction science readers which engages children in the world around them. Is the tongue a muscle? How do our bones move? Why do we sneeze? You can find the answers to these and other questions about how the body works in Why Does My Heart Pump?