Fourth graders examine the ways in which lungs work to support human life. They review their current knowledge of respiration before moving forward with their study of breathing and heart rates. In order to see how breathing and heart rate are affected by activity they take resting pulse rates and active pulse rates which they compare to those of animals.

4th Science 3 Views 2 Downloads
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Resource Type
Lesson Plans
Instructional Strategy
Inquiry-Based Learning

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