1.   Active learning, doing real things, being real scientists, these things typify classroom and school communities that work.

2.   The use of investigations promotes active learning, the acquisition of transferable skills and articulates well with other educational provision.

3.   Group presentations offer another approach for active learning using documentary sources.

4.   It involves further active learning, calling for skills of presentation and communication, and also of listening, and questioning on the part of other groups.