Human Body Ingredients via imaginaryfoundation: 'The average human has approximately 100 trillion cells and each cell is made of approximately 100 trillion atoms, each of which were originally created in the center of a star...' Here it is by mass: http://chemistry.about.com/od/lecturenoteslab1/a/Elemental-Composition-Of-The-Human-Body-By-Mass.htm #Infographic #Science #Human_Body #Chemical_Composition
Free Story of the World lapbooks! Right now she has volumes 1-3 up on her site. It will prompt you to get a free dropbox account. Also, you can only download volume 1 from the page where she talks about volume 2.