Dress up a boring tissue box with a handkerchief or other scrap of fabric.
Design spooktacular effects for pumpkins.
Make your own version of the northern nomad's woodworking tool.
Eat ghosts and power pellets with this wearable Pac-Man getup that really works.
Make the cub scout rocket derby a blast.
Use an off-the-shelf home air purifier to
culture and grow mushrooms.
Protect your stuff with low-tech charm.
Working directly with DNA isn't only for the labs of CSI, agribusiness, and headline-grabbing research institutions. It's basic chemistry, but it uses the molecules of life. You can even do it at home. This project explains how you can isolate and even "fingerprint" some of your own DNA.
The Trip-Cam is a trip-wire triggered spy- and security camera. Sweet!
Reuse a cellphone car charger as a switch-mode power supply.
Fold a 6-number spinner from a sheet of letter-sized paper -- no cuts or glue.
Mod a flatbed scanner to take photos that deconstruct time and motion.