一个月以后,我们小学毕业的孩子就要升入中学了。当此之时,家长应该做些什么呢? 第一,关心孩子生理上的变化。孩子到了十二三岁,就进入了少年期。这时候,他们的身高、体重、胸围、肩宽等,都加速增长,肌肉力量、肺活量、血压、脉搏等,也有加强。特别是,他们的性成熟期开始,女孩乳腺形成,男孩正在变声,第二性征逐渐明显。身体发育快,有的孩子可能一时不适应,会出现粗手毛脚、动作笨拙的情况,家长可别一味地指责。“窜个子”时对蛋白质、热能、钙、碘、铁、锌以及各 A month later, our elementary school children will be promoted to high school. At this point, parents should do what? First, concerned about the child’s physical changes. When the child is twelve or thirteen, he or she enters adolescence. At this time, their height, weight, bust, shoulder width and so on, have accelerated growth, muscle strength, vital capacity, blood pressure, pulse, etc., but also strengthened. In particular, their sexual maturity begins with girls’ mammary glands forming, boys changing their voice, and secondary sexual signs becoming apparent. Physical development is fast, some children may not adapt for a time, there will be rough, clumsy movements, parents can not blindly blame. “Channeling a child ” when the protein, heat, calcium, iodine, iron, zinc and each