Mrs. Ullestad's 5th grade science classes learned about the respiratory
system by dissecting lungs with the help of their parents. Some
photos
show students inflating the lungs with a straw.
click to enlarge photos
Mrs. Ullestad's 5th grade science classes learned about the respiratory
system by dissecting lungs with the help of their parents. Some
photos
show students inflating the lungs with a straw.
click to enlarge photos
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