Below are sites to use to research different planets. Don't forget to cite your sources!
http://solarsystem.nasa.gov/planets/
http://www.planetsforkids.org/
http://www.kidsastronomy.com/solar_system.htm
http://www.windows2universe.org/our_solar_system/planets.html
http://airandspace.si.edu/exhibitions/exploring-the-planets/online/
Use this search engine to find your own resources
http://www.safesearchkids.com/
This is a large collection of astronomy links you might find useful! - http://cybraryman.com/astronomy.html
http://solarsystem.nasa.gov/planets/
http://www.planetsforkids.org/
http://www.kidsastronomy.com/solar_system.htm
http://www.windows2universe.org/our_solar_system/planets.html
http://airandspace.si.edu/exhibitions/exploring-the-planets/online/
Use this search engine to find your own resources
http://www.safesearchkids.com/
This is a large collection of astronomy links you might find useful! - http://cybraryman.com/astronomy.html