A short project inspired by a Holly Krieger tweet

Saw this tweet from Holly Krieger this morning:

and, oh bother, the embedded tweet isn’t coming through. Here it is:

I thought it would be fun to talk about some sort of similar shape and stumbled on this neat design by eduardoviruena on Thingiverse:

eduardoviruena’s “Sierpinski cubes” on Thingiverse

sierpinski-copy

I sent the print to the printer as I was running out the door. Unfortunately in my haste I made the print much smaller than I intended. Oh well . . . we still got to have a fun conversation.

Here’s what he had to say about the eduardoviruena’s “Sierpinski cubes” – I was really interested in his description of how to make this shape:

Because the print was so small I wanted to see if he had any other thoughts when he saw a larger version on the screen:

I’m really excited to do more 3d printing projects like this one – hopefully giving kids shapes like this to play with will help them see a fun and exciting side of math 🙂

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