Sure thing! Magnets from a knife holder glued to the block. I can put you in touch with the student who built it if you like. DM a good email address.

Thanks for this. We need a broader, unhyped, and evidence-based discussion on what works and what doesn't when it comes to how AI can help physics students. Love seeing see the output.

In practice, I think you're about to run into a lot of trouble once you start trying to define what the specific sort of chemical system is.