What Makes Our Bones Strong?

So is that what you meant by rubber legs? The activity has pairs subject a chicken bone to vinegar and observe what happens over a period of days. Individuals then write up a lab report and document their observations and findings. 

1 Collection 31 Views 23 Downloads NGSS: Adaptable
Instructional Ideas
  • Research the types of materials vinegar will disolve
Classroom Considerations
  • The lab requires observations over a period of several days
  • Pupils should have general knowledge about the functions of the skeletal system
  • The fourth segment in a five-part unit
  • Includes a rubric to grade the lab report
  • The worksheet details the important aspects to include in the report
  • The activity does not connect the idea that the vinegar dissolves minerals in the bone