The NCERT solution of class 3 chapter 20 is all about usage of waters at home, storage of water, water consumption, where water can be reused. Each drop of water is so important in our life. All these NCERT solutions will be quite helpful for easy understanding of various concepts. These NCERT solutions of class 3 are prepared in such a way, in which, this transition from junior to medium level of learning becomes smooth. Students can definitely score their scoring percentage with these solutions.