Literacy, Numeracy, History, Science... Anything
We have used coding with Raspberry Pis across the curriculum.
We have developed a Maths and Music project suitable for all ages.  We are building a rain forest peppered with sensors with a primary school in the Summer Term.
Here is a clip of children exploring narrative tension by reading Beowulf to their own coded soundtrack.
Is there an algorithm for suspense?
Five Robots - One Story. Coding in Context in a Newcastle Primary School. We started with a story created by the children. They then coded the robots and the music. The robots use Arduino Nanos, programmed from Raspberry Pis.

More Pi for Everyone