Week 6

                               

                                                 31/12/18-05/01/19

                          After the vacation the classes starts on31/12/2018, Monday.  I continued the lesson nonmetallic compounds in 9A. I teach the topics Sulphuric acid and Hydrochloric acid this week by assigning students with various activities. In 8C I started the new lesson 'sound'. Sources of sound, natural frequency and properties of sound are covered in this week. Apart from this I engaged myself in other classes during the substitution periods.