If you haven't done the first two videos, do them now and take notes- then do the pedigree clip as directed:
intro to heredity
https://www.khanacademy.org/science/high-school-biology/hs-classical-genetics/hs-introduction-to-heredity/v/introduction-to-heredity
alleles and genes
https://www.khanacademy.org/science/high-school-biology/hs-classical-genetics/hs-introduction-to-heredity/v/alleles-and-genes
pedigree analysis-
pull this up- pause it- then draw out the structures- start it when you're ready and take notes as he gives them.
https://www.khanacademy.org/science/high-school-biology/hs-classical-genetics/hs-pedigrees/v/pedigrees
If time-watch this TED talk on nature
https://www.ted.com/talks/emma_marris_nature_is_everywhere_we_just_need_to_learn_to_see_it?language=en