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Let%u2019s Think Critical ThinkingWhich is the most important organ system of the body?Let%u2019s Discuss CommunicationDiscuss the different organ systems and their functions. Let%u2019s Do Experimental Learning%u2022 Visit a doctor%u2019s clinic and watch the doctor using a stethoscope.You can even make one on your own. Take a funnel and fix it to a rubber tube. Put the funnel in the middle of your chest lightly inclined towards the left. Put the other end of the rubber tube in your ear. You can hear your heart beat. Place it on your sister%u2019s / brother%u2019s / friend%u2019s chest. Feel the heart beat. How many times does it beat in a minute?Let%u2019s Explore Experiential LearningObserve the activities you do in a day. What are the activities that go on all the time in your body? What are the activities that do not go on all the time? Let%u2019s Have Fun Art and CreativityPaste pictures of all the organ systems in the body in your notebooks.Let%u2019s Learn Life Skills and ValuesEvery organ in our body has an important function. To keep every organ healthy, it is important to take care of it by eating well and doing exercise.Arrow-Puffin-3_Semester-1 Science 261