准备好实验材料是进行科学探究的条件之一。实验材料可以来自两方面:一是教师准备,二是学生准备。学生分组实验或2人一组或4人一组,需要很多实验材料,而这些材料都靠教师准备有时是很困难的。让学生自带实验材料是弥补课堂实验材料不足的一种方法。让学生自带实验材料可以培养 Preparing the experimental material is one of the conditions for scientific inquiry. Experimental materials can come from two aspects: First, teachers prepare, and second, students prepare. Student group experiments or a group of 2 or 4 people require a lot of experimental material, and these materials are prepared by the teacher is sometimes very difficult. Let students bring their own experimental materials is to make up for lack of classroom experimental materials a way. Allow students to bring their own experimental materials can be cultivated