This lesson sequence is for a swimming class including biology sections (or classes). The focus is on the oxygen supply of the heart and body. Leading question through the lessons: Why am I out of breath so fast? How can I prevent this?
Overview of the lesson content:
Lesson 1: Practising the economization of breathing during swimming.
Lesson 2: Details about the oxygen supply in the body, examining lung volume and the role of the heart.
Lesson 3: Focus on the heart rate and recovery phase during swimming. Students learn to regulate their movement.
Lesson 4: Students reflect on their swim training, characterize the cardiovascular system and draw conclusions about keeping healthy.
Enclosed is the link to the document: