Human Systems Crossword puzzle (putri)

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Across
  1. 5. system. Gives the body its shape and protects important parts of the body.
  2. 6. it is the first part of our circulatory system.
Down
  1. 1. It is the first part of our respiratory system.
  2. 2. It is first part of our digestive system.
  3. 3. It is the first part of our skeletal system.
  4. 4. This helps our body to move.