Basic Science and Technology Primary 3. 2nd Term Second term   Week: Ten Class:Primary Three Topic: More about water purification Behavioural objectives:At the end of the lesson, pupils should be able to: 1. practicalize 2. practical. Instructional material/Reference material:Stove, Water, Sieve cloth, TCP Building Background /connection to prior knowledge: pupils are familiar with water condensation … Continue reading Learning More About Water Purification