and procedures, and the second half was devoted to
project-based activities in which children were able to
design and make products. This produced a clear division
of the unit into two phases comprised of eight stages
(Table 1).
The activities observed in the eight stages of the
technology unit were analysed using CA principles. In the
following paragraphs the activities of the case study class
are described and compared with the principles of the CA
framework. The headings are the dimensions of CA, under
which the principles of CA are numbered.