Mr. Mauk - "I Got Bones" is now available On iTunes and Amazon!!!! A rap to teach about the skeletal system. I got bones! (206) Lyrics: My skeletal system it's my frame I got a skull it protects my brain My bones are made up of some minerals like calcium and phosphorus so I make sure I eat some food that's high in them To strengthen them I'm tryin man to have a healthy skeleton it's starts with good nutrition calcium and vitamins Vitamin D yea I'm tryin to be yea as strong as can be yea if