Mathematics

MakerHome Day 53 – Sine remake

MakerHome Day 53 – Sine remake 640 480 mathgrrl

One of my calculus students earned a perfect score on this week’s exam!  So I made a present to hand back with her test. I hope she likes the sine…

MakerHome Day 50 – Escher trefoil

MakerHome Day 50 – Escher trefoil 640 480 mathgrrl

Today we printed kenji1206’s Escher’s knot from Thingiverse. Thingiverse link: http://www.thingiverse.com/make:50427 Settings: Afinia .2mm default normal, in 1 hour and 52 minutes.   —————— As an Amazon Associate we earn from qualifying…

MakerHome Day 49 – Dodecaloop

MakerHome Day 49 – Dodecaloop 640 480 mathgrrl

P wanted something for his office and it is AWESOME. Forty rhombic dodecahedra of awesome. Printed from emmet’s Dodeca Chain Loop on Thingiverse. Thingiverse file: http://www.thingiverse.com/make:50382 Settings: MakerWare “standard” with no…

MakerHome Day 44 – Triangular polyhedra nets

MakerHome Day 44 – Triangular polyhedra nets 640 480 mathgrrl

Today we used Tinkercad to design 2D nets that fold up to regular 3D polyhedra, specifically the tetrahedron, octahedron, and icosahedron which all have triangular faces. STL file: http://www.geekhaus.com/makerhome/day44_triangularnets.stl Tinkercad…

MakerHome Day 32 – Icosahedron jawbreaker trap

MakerHome Day 32 – Icosahedron jawbreaker trap 640 480 mathgrrl

The problem with Day 29’s Icosahedron Failure Bowl wasn’t with the model, it was with the machine. Turned out that the Replicator 2 needed a new xyz motor wire harness.…

MakerHome Day 23 – Menger coasters

MakerHome Day 23 – Menger coasters 640 480 mathgrrl

It’s hard to 3D-print a Level 3 Menger sponge.  But it isn’t hard to print a slice of one, and it makes for a decent coaster. STL file: http://www.geekhaus.com/makerhome/day23_mengercoaster.stl Tinkercad link: https://tinkercad.com/things/kETD0Hz44gY-day-23-menger-coaster…

MakerHome Day 11 – Giant knot

MakerHome Day 11 – Giant knot 640 480 mathgrrl

Two days ago we printed some mini knots; today we go to the opposite extreme and print a GIANT knot!  It was really fun seeing the looks on people’s faces…

MakerHome Day 9 – Mini knots

MakerHome Day 9 – Mini knots 640 480 mathgrrl

Even at home, eight days is a lot of time to pass without printing something mathematical.  So today, miniature knots!  We can use them around the house as game tokens…

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