LIVING THINGS

All living things, big or small, deserve our respect.
In this web you can find a variety of topics including the kingdoms of living things:
http://www.zephyrus.co.uk/biologytopics.html

Learn about the human life cycle:
http://www.bbc.co.uk/schools/ks2bitesize/science/living_things/human_life_cycles/read1.shtml

If you can only see a living thing with a microscope, that means it is a microorganism:
http://www.bbc.co.uk/schools/ks2bitesize/science/living_things/microorganisms/read1.shtml