9th Std – Science New Syllabus – Unit 4 Lesson Plan – Mr R.Sakthivel ( ELECTRIC CHARGES AND CURRENT ) – Download here
9th Std – Science New Syllabus – Unit 13 Lesson Plan – Mr R.Sakthivel – ( CHEMICAL BOND ) Download here
9th Std – Science New Syllabus – Unit 20 Lesson Plan – Mr R.Sakthivel – ( ANIMAL PHYSIOLOGY ) Download here