CDT Standard Grade revision and instruction website links.
Most of these have been used for revision for the recent prelims but this is a handy guide for those who need to work at home.
Use the SQA site to look at the past papers and the marking instructions.
BBC bitesize (GCSE – Electronics and Systems and Control)
A very useful website for all CDT subjects with lots of information and revision is –
Again follow relevant subject links.