Fun Facts about the Elements : Carbon, Hydrogen, Nitrogen and Oxygen | Chemistry for Kids The Element Series Junior Scholars Edition | Children's Chemistry Books e-bog

This book discusses the elements of carbon, hydrogen, nitrogen and oxygen - which are four of the six most important chemical elements on Earth. No life on Earth would be made possible without these four essential chemicals. Your child needs to be aware of this fact and learn some more in order to better understand biological processes within the planet. Get a copy today.