Includes Build A bone Activity handout & google slideshow Handout: Great STEM/engineering activity to go along with your biology/anatomy lesson, or just a great mini engineering lesson. In this activity students will learn background information including classifications of bones, bone composition, and bone functions, while experiencing the engineering design process. My 6th grade students loved this activity, it fit well as part of our body systems unit. I used it again with my 9th grade Biol