PYP How the world works

An inquiry into the natural world and its laws; the interaction between the natural world (physical and biological) and human societies; how humans use their understanding of scientific principles; the impact of scientific and technological advances on society and on the environment.

Natural World

How stuff works
http://www.howstuffworks.com/

The Human Body
http://www.kidsbiology.com/human_biology/index.php

Science and the Environment

NASA
http://kids.earth.nasa.gov/links.htm

Science experiments
http://kids-science-experiments.reference-database.com/