4 Summary

In this unit, you have learnt about some of the ways in which group practical work can support learning about gravitation, and about the importance of investigative approaches. You have also learnt about strategies for making group practical work more effective. The focus has been on using and adapting existing practical activities; you could apply this approach to other Class IX or X topics. It is important to evaluate the effectiveness of each practical activity and to look for opportunities to try out different practical approaches.

3 Evaluating the effectiveness of a practical activity