http://kids.niehs.nih.gov/illusion/illusions.htm
http://www.illusion-optical.com
http://faculty.washington.edu/chudler/chvision.html
http://www.teachers.ash.org.au/jmresources/deep/creatures.html
http://oceanlink.island.net/index2.html This site has ocean information and ocean life.
http://www.ri.net/schools/Central_Falls/v/218/t7con.html this site is about the continents and oceans
Both of these next sites are on jelly fish :
http://www.mbayaq.org/efc/efc_se/se_jellies_conservation.asp
http://www.imagequest3d.com/staticpages/jellyfish/
http://ourworld.compuserve.com/homepages/GIsenberg/planaria.htm planarian
http://scilib.ucsd.edu/sio/nsf/fguide/porifera.html - sponges
http://www.reefnews.com/reefnews/photos/corals/corlreef.html - coral and sponge
Both of these next sites are on hyrda:
http://www.micrographia.com/specbiol/cnidari/hydrozo/hydr0100.htm http://www.fcps.k12.va.us/StratfordLandingES/Ecology/mpages/green_hydra.htm
http://kids.msfc.nasa.gov/Space/
www.enchantedlearning.com/subjects/astronomy/planets
http://www.urbanext.uiuc.edu/gpe/index.html plants
http://www.fi.edu/fellows/fellow7/mar99/index.html - light and color
http://yucky.discovery.com/flash/body/
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