由于时下新课改的推进,笔者有幸参加了本地区物理教学研讨活动,经常能与同行切磋教学技艺,参加一些学校的公开课活动,在大多数学校,传统的灌输式教学方式不见了,取而代之的是“电脑+满堂问+半堂练”的模式.多媒体画面栩栩如生,课堂上问题一串连一串,热热闹闹;PPT一页接一页地播放,目不暇接;习题一个接一个,厚厚实实.可是怎样来看待这种新时尚?本文以“观察水的沸腾”实验教学片段为 Due to the progress of the new curriculum reform nowadays, I was fortunate enough to participate in the physics teaching seminars in this region. I often can learn teaching skills with my peers and take part in open classes in some schools. In most schools, the traditional inculcation teaching methods are gone and replaced Is the model of “computer + full house asked + half-training.” Multimedia images lifelike, classroom problems with a string of series, bustling; PPT page by page to play, dizzying; exercises one by one, Thick, but how to treat this new fashion? This article to “observation of water boiling ” experimental teaching fragment is