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Show and discuss the pictures of the skeletal frames of the bat wing,
bird wing, and human arm. Discuss the similarities and differences.
Display these pictures clearly so that the students can refer to them as
they draw.
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Pass out artist drawing paper, pencils, erasers, and colored marking
pens.
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Ask the students to draw the bat wing, bird wing, and human arm with
the skeletal bones distinguished in colors along with an outline of the
shape of them.
Suggestion: Have the students color the arm bones in all three in
yellow, the hand bones in each red, and the finger bones in the bat's
wing, bird's wing, and human arm in blue.
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Have the students share their drawings in front of the class pointing
out the similarities and differences between the bat's wing, bird's wing,
and human arm.
Have the students explain why a bat and a bird can fly with their wings
if possible.
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