Here you will find two AQA unit awards for the students to complete, the objective is to work through the questions (the first page is an overview of the unit).
This work can be printed and completed, edited on the document and sent back or just the answers written down on a separate sheet of paper. Students can use the internet to research their answers.
Here are some links to some excellent websites they can use for free:
Learn computer programming skills – fun and free.
Creative computer programming.
Lots of fantastic coding and unplugged computing activities.
All kinds of making and coding.