{"content":[{"text":"LET’S TALK ABOUT THE heart","bbox":{"left":0.27925,"top":0.011205,"width":0.5026959999999999,"height":0.047418}},{"text":"HOME ACTIVITY:","bbox":{"left":0.073222,"top":0.137285,"width":0.116054,"height":0.020322000000000007}},{"text":"1","bbox":{"left":0.071212,"top":0.18063,"width":0.006209000000000006,"height":0.01810600000000001}},{"text":"Find an empty paper towel tube to create a stethoscope and go to a quiet space with \n another person. \n Place one end of the tube to your heart and instruct another person to place his or her \n ear on the other end. \n Ask them what they hear. Do they hear a thumping sound? \n Switch roles and see if you can hear the thumping sound of a heartbeat. \n Try doing 10 jumping jacks, then listen again. Did the heartbeat speed up?","bbox":{"left":0.093097,"top":0.178534,"width":0.74449,"height":0.158137}},{"text":"2","bbox":{"left":0.069904,"top":0.21972,"width":0.009721999999999995,"height":0.01810600000000001}},{"text":"3","bbox":{"left":0.070056,"top":0.260822,"width":0.009378999999999998,"height":0.01810600000000001}},{"text":"4","bbox":{"left":0.069599,"top":0.288247,"width":0.009477,"height":0.01810600000000001}},{"text":"5","bbox":{"left":0.070524,"top":0.318059,"width":0.009804000000000007,"height":0.01810600000000001}},{"text":"CHALLENGE:","bbox":{"left":0.076015,"top":0.370239,"width":0.089142,"height":0.020322000000000007}},{"text":"1","bbox":{"left":0.072325,"top":0.411894,"width":0.006209000000000006,"height":0.01810600000000001}},{"text":"Place your palm up, then put two ﬁngers on your wrist. While slightly pushing down, count the \n number of times you feel a light thumping — your pulse —for 30 seconds. The light thumping \n is your heart pushing blood through the body. \n Next, do a light activity, such as walking back and forth, for a few minutes. Check your pulse \n again for 30 seconds. Did the number of times you felt a light thumping increase from the \n ﬁrst time? \n Finally, do a more strenuous activity, such as running or jumping rope, for a few minutes. \n Check your pulse again for 30 seconds. Did the number increase even more?","bbox":{"left":0.094916,"top":0.409997,"width":0.809294,"height":0.16163599999999995}},{"text":"2","bbox":{"left":0.071344,"top":0.47505,"width":0.009721999999999995,"height":0.01810600000000001}},{"text":"3","bbox":{"left":0.072104,"top":0.536122,"width":0.009378999999999998,"height":0.018105999999999955}},{"text":"*When you exercise, your body needs more blood and oxygen, so the heart will speed up and \n pump more. Exercise is important for all muscles, including the heart. It allows for better blood \n ﬂow in the small blood vessels around your heart.","bbox":{"left":0.075524,"top":0.587845,"width":0.8101349999999999,"height":0.054319000000000006}}],"images_bbox":[],"images_bbox_not_text_overlap":[]}