Children can develop their understanding of how materials can change with this Year 5 What are Reversible and Irreversible Changes? PowerPoint. There are a range of engaging teaching slides along with pre and post-assessment questions, experiments and activities to complete in class or at home! Following this lesson, your class will be able to confidently explain the process that a substance may go through to change state. Download now!

National Curriculum Objectives:

• Demonstrate that dissolving, mixing and changes of state are reversible changes.