How to Get Started in Amateur Astronomy - do it yourself

How to Get Started in Amateur Astronomy


Solar Easter Egg - do it yourself

Solar Easter Egg


Birds-eye-view Camera - do it yourself

Birds-eye-view Camera


Ultrabright LED Emergency Lamp (Rechargeable!) - do it yourself

Ultrabright LED Emergency Lamp (Rechargeable!)


How to make a tripod from a telescope - do it yourself

How to make a tripod from a telescope


Microscope photography with webcam or point-and-shoot camera - do it yourself

Microscope photography with webcam or point-and-shoot camera


Intel Edison case - do it yourself

Intel Edison case


Portable Charger - do it yourself

Portable Charger


Turn paper into a speaker! - do it yourself

Speakers are so common in the world, but do you know that you can make primitive one very easily? Using conductive ink pen, your simple drawing can work as a speaker. Let's see it works!

A coil drawn by a conductive ink works as a speaker, as the video shows. Draw your own speaker and play with it.

Step 1: Prepare materials

Turn paper into a speaker!


Homemade Electronic Drum Kit - do it yourself

Homemade Electronic Drum Kit


 
 

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