Knife Projects

Bokeh Filter

Bokeh Filter

“Bokeh” comes from the Japanese word “boke” (暈け or ボケ) which means blur or haze. The English word “bokeh” has to do with the aesthetics of out-of-focus points of light....

Posted by Sindri Diego

Categories: Art & Design, Photography & Video | No Comments


Extract and Use Squid Ink

Extract and Use Squid Ink

Squid are wonderful creatures. They’re available in sizes small to giant, taste great, and are a fabulous source of natural ink. Squid use the ink to confuse predators, but you...

Posted by Christy Canida

Categories: Craft | No Comments


Evil Mouse Prank

Evil Mouse Prank

Joe Bowers is sneaky, resourceful, and rotten to the core. Whatever you do, don’t get in a prank war with him. Returning to my desk from a coffee break, I...

Posted by Bill Olson

Categories: Fun & Games | No Comments


Simple Van de Graaff Generator

Simple Van de Graaff Generator

When I was younger, I spent hours perusing Bill Beaty’s electrostatics web pages. At the time, I didn’t achieve any real successes trying to build his high-voltage contraptions, and so...

Posted by Adam Wolf

Categories: Science | 7 Comments


Making Bar Soap

Making Bar Soap

Just where and when humans first observed the chemical reaction between oil and potash is unknown. One legend says it was at “Mount Sapo” in ancient Rome, where a creek...

Posted by Alastair Bland

Categories: Home | 1 Comment


Sushi for Sweet Tooths

Sushi for Sweet Tooths

Disguise your fruit in these clever get-ups. Bring the yummy stars of the party. Like all the best party food, these fruity sushi and sashimi are tasty, bite-sized morsels with...

Posted by Sarah Scheffel

Categories: Craft, Food & Beverage | No Comments


Making Soap

Making Soap

Just where and when humans first observed the chemical reaction between oil and potash is unknown. Legend says it may have occurred in ancient Rome, on Sapo Hill, in an...

Posted by Brian

Categories: Science | No Comments


Electromagnetic Aluminum Levitator

Electromagnetic Aluminum Levitator

About 13 years ago I learned of some military research into a satellite- and missile-defense device that would propel projectiles using Lenz’s law, which governs the direction of electrical current...

Posted by Thomas R Fox

Categories: Science | 1 Comment


Safe Bamboo Swords

Safe Bamboo Swords

At an outdoor festival, my sons and I saw a group of teens play-fighting with padded swords. That looked like a lot of fun, so we tried making our own....

Posted by David Battino

Categories: Fun & Games | No Comments


Alarm Purse

Alarm Purse

By Norene Leddy with Ed Bringas and Johana Moscoso The Alarm Purse is a simple, fashionable way to add an audible alarm to your handbag. Tuck it away when you...

Posted by Norene Leddy

Categories: Electronics, Fun & Games | No Comments