Useful Websites for DT
https://www.exploratorium.edu/pie/ideas.html#page – They have a idea library that shows models that could be made.
http://www.foodafactoflife.org.uk/ – Lots of Food Technology information.
http://www.howstuffworks.com – Some good ideas.
https://www.lego.com/en-gb/themes/letsbuildtogether/365-activities – Links to Lego building.