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Day 218 – Poly/giraffe bracelet
Day 218 – Poly/giraffe bracelet 640 480 mathgrrl

Today we designed a bracelet by using TopMod to extract a ring of irregular pentagons from the center of a Pentagonal Hexacontahedron wireframe (our “giraffe polyhedron” from Day 194). We made small…
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Day 217 – Customizable Tree
Day 217 – Customizable Tree 640 480 mathgrrl

Today we printed the Customizable Tree from Thingiverse. A lot of my students at JMU 3-SPACE try to print trees from Marissa’s Tinkercad community shape script or other sources, but those…
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Day 216 – Tiling space with a weird squiggle
Day 216 – Tiling space with a weird squiggle 640 480 mathgrrl

I’ve been having fun watching the math that Mike Lawler (@mikeandallie on Twitter) and his kids discuss on video at their blog mikesmathpage, and thinking about how to get my…
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Day 215 – Great Dodecahedron from Generated Polyhedra Code
Day 215 – Great Dodecahedron from Generated Polyhedra Code 640 480 mathgrrl

Today’s print is a Great Dodecahedron designed by kitwallace, author of The Wallace Line blog and master constructor and compiler of polyhedra. He’ll be guest-posting later to talk about his OpenSCAD polyhedron…
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Day 214 – Friday Fail, raft edition
Day 214 – Friday Fail, raft edition 640 480 mathgrrl

Here’s my favorite fail from this week: a botched print of three Fidget Cubes. It’s partially my favorite because I happened to have been sitting right next to the machine when…
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Day 213 – Han Solo Lithopane
Day 213 – Han Solo Lithopane 640 450 mathgrrl

Today I rest, and print atartanian’s Han Solo Lithopane design from Thingiverse, based on MakerBot’s Customizable Lithopane design from last year. Thank you for making this possible, internet! Now this is pretty cool, but…
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Day 212 – Stylized Catalan Wireframes and full how-to-do-it
Day 212 – Stylized Catalan Wireframes and full how-to-do-it 640 480 mathgrrl

Our Catalan Wireframe Polyhedra series is finally complete! Here is the whole happy family of thirteen: Settings: MakerWare .3mm/low with support-reducing custom slicing profile, on a Replicator 2. We printed…
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Day 211 – …And the Rest
Day 211 – …And the Rest 640 480 mathgrrl

Or the Professor and Mary Ann, as they prefer to be called. Our last two Catalan solids are the Triakis Tetrahedron (dual of the Truncated Tetrahedron and Kleetope of the…
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Day 210 – Rhombic Dodecahedron
Day 210 – Rhombic Dodecahedron 640 480 mathgrrl

We’re almost at the end of the Catalan series! Today we printed our eleventh, the Rhombic Dodecahedron, dual of the Cuboctahedron (which we also constructed with printed snap-tiles on Day 87). Thingiverse…
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Day 209 – Afinia Menger
Day 209 – Afinia Menger 640 480 mathgrrl

Most of our prints for this blog are made on a MakerBot Replicator 2, since that’s what we usually have at the house. But the other day one of the…

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