Weekend Project: Lensless Microscope (PDF)
A webcam’s image chip is an ultrafine shadow-imaging stage. This version uses a mini CCTV camera and video output so you can record what you see. PDF
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Weekend Project: Parabolic Microphone (PDF)
This dollar store DIY spy mic lets you listen from afar and bring the sounds up close. PDF
Weekend Project: Build an Ornithopter (PDF)
For millennia people have studied birds, observing and experimenting to see if humans can fly. But people can’t fly by flapping no matter how hard they have tried. This project shows you how to build a small rubber band-powered ornithopter.(from Greek; ornithos meaning “bird” and pteron meaning “wing”) PDF
Weekend Project: Kitchen Floor Vacuum Former (PDF)
From take-out coffee lids to Stormtrooper costumes, vacuum formed plastic is everywhere. Now you can build your own for thousands less than professional models and still make cool 3D objects! PDF
Weekend Project: Transistorize Your iPod (PDF)
Get vintage sounds from time-warp radio with this fun “back to the future” project. Top 40 songs from the 70’s don’t sound the same on big stereo systems or headphones but they will now! PDF
Weekend Project: Telekinetic Pen (PDF)
It’s an ordinary Sharpie Marker. Or is it? Does it have strange powers? Yes it does and only you know the secret. MAKE your very own! PDF
Weekend Project: Explosion Engine (PDF)
Go ahead build the DIY Explosion Engine! Here’s the PDF! The final engine has most the parts of a real engine and shows how everything works together! Most parts available at your favorite DIY stores. PDF
