问题意识是培养学生创新精神的切入点。培养问题意识就是要培养学生善于发现并提出问题和善于思考解决问题的学习习惯和能力。培养这样的习惯和能力应该从多学科、多层面、多角度进行,在科学实验探究中培养学生的问题意识,有利于引领学生自主、合作、探究学习,培养学生的创新意识和探究解决问题的能力。一、细致观察,发现问题日常生活中许多自然现象都有它的科学道理,只要细致观察, Problem awareness is the starting point to cultivate students’ innovative spirit. To develop a sense of problem is to cultivate students’ learning habits and abilities to discover and ask questions and to think and solve problems. To cultivate such habits and abilities should be carried out in a multi-disciplinary, multi-level and multi-angle manner. To cultivate students ’awareness of problems in exploring scientific experiments is conducive to leading students to autonomy, cooperation and inquiry learning, cultivating students’ innovative awareness and exploring solutions to problems ability. First, careful observation and found that many natural phenomena in daily life have its scientific truth, as long as careful observation,