健康
身体、饮食、睡眠与情绪
你要讲的内容 · 先选年级
3 年级共 5 个知识点
Exercise and Your HeartYour heart is a muscle, and running and playing make it beat faster so it grows stronger.开讲 →How Germs SpreadGerms hitch rides on sneezes, hands, and shared cups — which is exactly how one sick kid becomes a sick class.开讲 →Your Body's Defense TeamYour skin is a wall and your blood has germ-fighting cells, so your body has its own defense team.开讲 →Feelings in Your BodyA tight tummy or hot face is your body's clue that a big feeling is starting.开讲 →Handling Big FeelingsBig feelings pass like waves, and slow breaths or a short break help your brain calm down and think again.开讲 →
往后的路 · 年级阶梯
Pick a grade · difficulty climbs 1 → 12
健康 across the grades
Grade 6Middle school
How ads and friends shape our choices · reading nutrition labels · what stress is and how to cool it down