Have a look at his website for lots of great ideas.
We also had some brief introductory sessions in scratch, python (how to make an led flash) and sonic pi (although one of our sonic pi computers was taken over by minecraft):
Minecraft was again incredibly popular and maybe we will do a minecraft special in the future.
We also had a chance to look at the updated Raspian OS:
Next jam will be on 7th November - hope to see you there.