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Punch Card Knitting Machine Patterns with OpenSCAD

Punch Card Knitting Machine Patterns with OpenSCAD 1238 928 mathgrrl

As we’ve seen in our previous posts on machine knitting, punching holes into cards can be tedious if any part of the process is manual.  Today we’ll speed up the pattern-creation process significantly by bringing OpenSCAD code to the party. With OpenSCAD we can create patterning shortcuts that allow us to quickly combine and modify basic elements like diagonals, squares, and dots to make complex designs…

3D Printed “Names Dress” – 300 Powerful Women in STEAM

3D Printed “Names Dress” – 300 Powerful Women in STEAM 1000 752 mathgrrl

Here are just some of the 3D-printed handwritten names that make up the Names Dress, part of the Sustainable Thinking exhibit at Museo Salvatore Ferragamo in Florence, Italy: This conceptual…

Designing with Weighted Random Parameters in OpenSCAD

Designing with Weighted Random Parameters in OpenSCAD 1000 756 mathgrrl

Starting from just one random number you can use code to generate snowflakes, clocks, and even entire worlds. Use our simple randomizer as a starting point for adding some controlled randomness to just about any OpenSCAD design…

Generating Random Mastery Quizzes with Nothing But LaTeX

Generating Random Mastery Quizzes with Nothing But LaTeX 1058 800 mathgrrl

What is Mastery Based Grading, why would you use it, and what’s the LEAST you can do to implement something effective? And how can we do it all in LaTeX…

Design Tour: Tinkercad, Fusion 360, OpenSCAD, and Customizer

Design Tour: Tinkercad, Fusion 360, OpenSCAD, and Customizer 414 312 mathgrrl

In this article we’ll walk through how to create a simple penny trap model four ways: in Tinkercad, Fusion 360, OpenSCAD, and the Thingiverse Customizer…

Perko Knot Reprint: Dissolvable vs. Breakaway Supports

Perko Knot Reprint: Dissolvable vs. Breakaway Supports 2016 1512 mathgrrl

Our Giant Spiky Perko Knot takes six days to print… In this post we’ll walk through a reprint of this giant 3D model, and compare dissolvable and breakaway supports…

Back It Up: A Guide to Protecting Your Online Content

Back It Up: A Guide to Protecting Your Online Content 710 528 mathgrrl

Companies come and go, especially online. Data gets lost, start-ups don’t get past start, and businesses go belly-up. How do you protect your content?…

Just in Time: Clocks!

Just in Time: Clocks! 640 480 mathgrrl

You can create a unique, custom generated 3D-printed clock face with just a little bit of design knowledge and an inexpensive battery-powered clock kit…

The Snowflake Machine

The Snowflake Machine 628 472 mathgrrl

The Snowflake Machine uses random numbers, mathematical algorithms, computer code, and SCIENCE to create over a billion unique, beautiful snowflakes…

Knots in OpenSCAD with Sweeper

Knots in OpenSCAD with Sweeper 710 528 mathgrrl

This week we recreated a special collection of 3D knot models based on projects we did with students a few years ago, suitable for printing on SLS printers…