On Assignment Design of Junior High School Chemistry under the Unit Perspective
Taking the unit assignment of"The Air Around Us"in the PEP Chemistry textbook of junior high school as an example, we analyze and expound the basic principles and requirements of the assignment design of junior high school Chemistry under the guidance of the unit overall teaching from the theoretical level, and then deconstruct the basic types of assignments as well as the planning and design of the unit assignments in combination with the specific examples so as to provide reference for teachers'research and practice on assign-ment design.
unit teachingjunior high school Chemistryassignment designtypes of assignments and examples