preschool class 1’s science class – air -澳门mg真人teacher fu of the preschool class 1 the air is colorless, tasteless and invisible through the teacher's experiment, children experience the operation inspiration from simple to in-depth guidance get the final answer: what's the bad air what to do when the air is bad we plant trees to provide more fresh air air is everywhere animals, plants and people can't live without air the teacher did a good job: discover problems raise questions observation problem solve the problem education lies in heart, in deep thinking, in depth, in temperature… professional power… next:
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