The Ozone Layer - Answers several frequently asked questions about the ozone layer. - http://www.rspb.org.uk/ourwork/teaching/resources/science/ozone_layer.asp
Ozone News - Several articles about ozone and its effects on humans. - http://fp.arizona.edu/kkh/nats101gc/ozone_news.htm
Wikipedia: Ozone Depletion - Looks at the ozone cycle, causes of ozone depletion, and a history of research about the ozone hole. - http://en.wikipedia.org/wiki/Ozone_depletion
Wikipedia: Ozone Layer - Encyclopedia article that explains what the ozone layer is, and why we need it. - http://en.wikipedia.org/wiki/Ozone_layer
Air Info Now: What is Ozone? - Describes the chemical makeup of ozone, the good ozone does when it is high, and the bad health effects it has when close to the surface. - http://www.airinfonow.com/html/ed_ozone.html
The Ozone Layer: What's Going On Up There? - Explains how the ozone layer is being depleted, and what you can do about it. - http://www.ec.gc.ca/ozone/DOCS/KIDZONE/EN/ozoneupthere.cfm
Ozone Guarding our Earth - Learn how ozone in the stratosphere makes living on the Earth possible. - http://www.ec.gc.ca/ozone/DOCS/KIDZONE/EN/guardearth.cfm
What is Depletion of the Ozone Layer? - Tells how ozone is broken apart by the Sun's powerful rays, and by human-made chemicals. - http://www.faqkids.com/idx/4/010/The_Earth/article/What_is_Depletion_of_the_Ozone_layer.html
All About Ozone - Looks at the ozone layer, depletion, and has frequently asked questions about ozone. - http://www.factmonster.com/ipka/A0800624.html
Ozone - A detailed look at ozone in the atmosphere, the difference between bad and good ozone, and how it's being depleted. - http://www.solcomhouse.com/ozone.htm
The Ozone Hole Tour - An overview of the ozone layer and the development of the ozone hole over the Antarctic. - http://www.atm.ch.cam.ac.uk/tour/
EPA SunWise for Kids: Ozone Layer - Tells why we need ozone in the stratosphere to live, how CFC's destroy ozone, and what you can do about it. - http://www.epa.gov/sunwise/kids/kids_ozone.html
Hole in the Ozone Layer? - Learn how it all started, how to fix the problem and what the future outlook is. - http://www.dnr.state.wi.us/org/caer/ce/eek/earth/air/ozonlayr.htm
ESA Kids: Losing the Ozone Layer - Explains why we need the ozone layer, and has a picture of the ozone hole viewed from space. - http://www.esa.int/esaKIDSen/SEMY1LXJD1E_Earth_0.html