Below are some resources related to extrasolar planets and life in the Universe:
Links
[1] https://www.terc.edu/terc_products/astrobiology-an-integrated-science-approach/
[2] https://www.seti.org/life-universe-litu-curriculum-files
[3] http://nai.nasa.gov/media/medialibrary/2013/10/Astrobiology-Educator-Guide-2007.pdf
[4] http://kepler.nasa.gov/education/
[5] http://www.pbs.org/lifebeyondearth/index.html
[6] https://www.youtube.com/playlist?list=PL8dPuuaLjXtPAJr1ysd5yGIyiSFuh0mIL