3D Printing
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Day 112 – Tetris T’s
Day 112 – Tetris T’s 640 480 mathgrrl

I like the rounded and nicely-spaced design of 3DAndy’s Pentominos on Thingiverse, but wanted to print some tetrominos instead, for math/puzzles (for example, polyomino packing problems) and for future Tetris-related art…
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Day 111 – One MetroTech Center
Day 111 – One MetroTech Center 640 480 mathgrrl

This is a model of the building that houses the MakerBot Headquarters in Brooklyn, with a hole in it for a couple of pens or whatnot.  The basic building shape…
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Day 110 – Rocking knot
Day 110 – Rocking knot 640 480 mathgrrl

Today’s print is a knot with a special property: No matter how the knot sits on the table, it never touches the table in more than two places. This property…
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Day 109 – Sharpie print
Day 109 – Sharpie print 640 480 mathgrrl

This design was inspired by DesignMakeTeach‘s excellent post Sharpie to 3D Print in 30 Minutes on his blog designmaketeach.com. Such a fantastic idea for introducing someone to 3D printing and for…
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Day 108 – Minecraft castle
Day 108 – Minecraft castle 640 480 mathgrrl

Minecraft is “The Last Starfighter” of 3D modeling and printing – a game that gets kids ready for the next industrial revolution by teaching them how to move, build, and…
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Day 107 – SEGA Sonic cartridge sleeves
Day 107 – SEGA Sonic cartridge sleeves 640 480 mathgrrl

We love Sonic 2 on the SEGA Genesis, and we’ve recently been enjoying the whole series all over again with our son. Our ancient cartridges don’t have protective sleeves, so we…
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Day 106 – Filament Shelf Clip
Day 106 – Filament Shelf Clip 839 628 mathgrrl

I keep my filament on an old curtain rod over a shelf, and the rolls that are far away from the printer don’t unroll correctly. This shelf clip fixes the…
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Day 105 – Bow Box
Day 105 – Bow Box 640 480 mathgrrl

Tired. Need simple. Something that just works. How about muddtt’s Christmas Gift Box on Thingiverse? Thingiverse link: http://www.thingiverse.com/make:56796 Settings: MakerWare .3mm/low with the base and the bow in one print and…
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Day 104 – Tetrapuzzle
Day 104 – Tetrapuzzle 640 480 mathgrrl

One nice entry from the Makerbot Math Manipulative Challenge on Thingiverse was GeorgeHart’s Five Screw Puzzles. Here is the tetrahedron puzzle from that entry. Thingiverse link: http://www.thingiverse.com/make:56078 Settings: MakerWare .3mm/low worked well,…
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Day 103 – Cheese labels
Day 103 – Cheese labels 640 480 mathgrrl

Today we used Tinkercad, Inkscape, Fontspace, and the technique from Day 27 to make four cheese labels for a party tray. STL file: http://www.geekhaus.com/makerhome/day103_cheeselabels.stl Tinkercad link: https://tinkercad.com/things/9CAI51WG5Pw-day-103-cheese-labels Thingiverse link: http://www.thingiverse.com/thing:199111 Settings: MakerWare .3mm/low, switching filament…

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