Take a look here. There's a section with tutorials.

I'm trying to use the Pi camera (NoIR version) to record a video in relatively low light. Under these conditions, sometimes the automatic exposure control goes into oscillations: the video gets overly bright, then very dark, then bright, then dark again, etc. The effect is extreme and makes the vide...

From the link you gave it says: "To add kernels through Lightweight Grid, first install gridMathematica with Lightweight Grid on the computers you want to use." It seems ot me that the Mathematica on the RPi is stripped down (no offline manual - no parallel processing) and I get the feeling that Wo...

I do not have multiple Raspberry Pis to test, but based on my experience with the desktop version of Mathematica I am fairly confident that this is possible. I typed up half an answer here, but after a browser crash and a malfunction of this forum's save draft feature I lost it. So here's a shortene...