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3-WE PROTECT OUR BONES AND MUSCLES-N.S-5TH


3-1-WHAT IS OUR SKELETAL SYSTEM LIKE?

pag.50-51





3-2-WHAT IS OUR MUSCULAR SYSTEM LIKE?

pag.52-53




3-3-HOW DO THE SKELETAL AND 

MUSCULAR SYSTEMS WORK?

pag.54-55




3-4-HOW CAN WE KEEP OUR SKELETAL AND 

MUSCULAR SYSTEMS HEALTHY?

pag.56-57




3-5-ANALYSE AN X-RAY IMAGE

pag.58




3-6-HOW TO MAKE BODY JOINTS


YOUR GREAT PROJECTS