This activity introduces students to a consumer product that has many different types of polymers. Students will dissect a disposable diaper and take note of different types of polymers used in this consumer product. They will focus on the use of sodium polyacrylate as an absorbent used in disposable diapers. This activity can be used as an introduction to the polymers component of the organic unit or it could launch a discussion on the use of disposable consumer products.
Xylem and phloem tissues make up the "circulatory" system of a plant. The xylem tissues transport water from the roots to all of the other living tissues, while the phloem tissues transport sugars... read more
The main focus of this Classroom Catalyst is to teach the SBI3U Evolution through the process of student based Knowledge Building. read more