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The piano box is a (somewhat polyphonic) paper toy synthesizer with 12 keys, each triggering a tone and an LED. The keys are a set of capacitive sensors, made of copper tape, controlled by an Arduino Mega running the ...

piano box

Circuits, Paper, Techniques

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Last summer a few of us at NYC Resistor made the JelTone, a jello-based toy piano that can be eaten and played. Now, Marianne Cauvard and Raphael Pluvinage created the beautiful Noisy Jelly, a kit to make your own ...

noisy jelly :: an agar-based musical game

Organic Materials

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Jordan Bunker from Pumping Station: One has been making his own conductive ink based on a paper written by researchers at the UIUC Materials Research Laboratory. This technique uses easily obtainable materials and tools, ...

hackerspace-made conductive ink

Conductive Materials, Techniques

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University of Illinois researchers explain how they make their conductive ink on this step-by-step tutorial. (via Boing ...

how to make conductive ink

Conductive Materials, Paper, Techniques

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The Resistor JelTone is an edible toy piano created by NYC Resistor members Ranjit Bhatnagar, Astrida Valigorsky, Mimi Hui and myself for the Jello Mold Competition. As part of our experiments we realized that jello ...

the resistor jeltone :: an edible toy piano

Conductive Materials, Organic Materials

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[caption id="attachment_4819" align="alignnone" width="300" caption="LED Dragon Kite by Jie Qi"][/caption] Jie Qi, from MIT's High-Low Tech group, posted a couple really nice tutorials on how to combine paper, electronics ...

paper + electronics tutorials

Conductive Materials, Paper, Techniques

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Shape memory polymer strips (image by Inventables) Heat Reactive Materials Heat reactive materials change state, shape and/or color when exposed to temperatures above ambient. Naturally, many materials change state, ...

heat reactive polymers

Materials 101, Polymers

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Thermochromic and waterproof polyester fabric (image by Inventables) Heat Reactive Materials Heat reactive materials change state, shape and/or color when exposed to temperatures above ambient. Naturally, many ...

thermochromic materials

Materials 101

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Empa's EAP propelled airship with Dielectric Elastomer (DE) actuators as ...

EAP propelled airship

Polymers

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SketchChair, a project by Tiago Rorke and Greg Saul of Diatom, is an "open-source software tool that allows anyone to easily design and build their own digitally fabricated furniture:" The SketchChair software allows ...

SketchChair :: open source furniture

Tools

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[caption id="attachment_4576" align="alignnone" width="300" caption="photochromic pigments from mindsets"][/caption] UV reactive materials, which initially have an off-white appearance, change to bright colors when ...

UV reactive materials

Materials 101, Polymers, Textiles

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As the name indicates, electrotextiles are textiles with electrical properties. They're mostly used for electromagnetic shielding, anti-static and heating purposes, and also for soft circuits: electric circuits or ...

electrotextiles

Conductive Materials, Materials 101, Textiles