How soap cleans? Part of the Science Please! collection for children.
Ages 6 to 11
Science - Physical Science
Teacher asks students to: - list the range of soaps on the market, their features and uses; - analyze the ingredients in various types of soap, using labels or formulas found on the Web; distinguish indispensable from optional ingredients and identify their roles; - study the origins of soapmaking and its use by means of a timeline.