11th Jun 2013

Business Cards from LP Records

I make business cards out of cutoffs (waste material) and with my vinyl clock project I wound up with extra vinyl. Here’s the latest version. The spindle is a 45...

04th Jun 2013

DIY Electric Motor for Kids

My friend Bill Kuhl has been making electric motors from kits (among other things of interest to science teachers). The photo with the red wire is one of the kits...

02nd Jun 2013

Simple DIY Galvo

I am experimenting with a simple galvo for directing a laser pointer to draw images on a surface. A galvo is a mechanism that moves a mirror. You shine a...

01st Jun 2013

How to Fix a Cordless Drill

The Good: I was given a Makita 7.2V cordless drill. It’s nice and tiny with variable speed, reversing and key-less 3/8″ chuck (discontinued but $125 on ebay). The Bad: The batteries...

08th May 2013

Did You Make Your Mothers Day and Fathers Day Cards Yet?

I’ve been making unusual cards and business cards lately so I decided to make my Mothers Day card. I also decided to make a Fathers Day card at the same...

06th May 2013

Hey Kids! Red’s Not a Primary!

That’s right! It’s a primary for light but not paint. The red, green and blue circles (below left) show primary colors for your eye. The additive RGB system reflects human physiology since we have receptors corresponding...

05th May 2013

To the Park, Squirrel in Hand

Yesterday I took a nice walk in the park just for fun. Of course I brought a Squirrel model plane with me. What a pleasant afternoon! Anybody want to come...

05th May 2013

Foam Planes

I made up this batch of Foam Squirrels for a group of kids in Montreal. I don’t sell these yet but I must say they are great flyers.  

04th Apr 2013

TV-B-Gone!

Mark, Michael, Doug and I worked on our wearable electronics project (for Nuit Blanche and other events). It will have RGB LEDs, a microcontroller, sensors and infrared communications. Possibilities are...

31st Mar 2013

Social Badge

Mark, Michael and I are working on some badges for Nuit Blanche and possibly other events. Michael designed a cool Arduino prototyping shield that has a collection of sensors, LEDs...

31st Mar 2013

Designing a Propeller

I’ve been working on some propeller designs for rubber-power model airplanes. This is a fun project and the plan is to use a 3D printer for prototyping. I’m quite excited...

23rd Mar 2013

Martin Creed

I went to see Martin Creed’s Work No. 202 “Half the air in a given space” (01 Feb 2013 – 01 Apr 2013 at the National Art Gallery). I was...

19th Mar 2013

Motorcycles: Yea or Nay

I’ve had a few motorcycles (currently a Honda Shadow VLX). Want to go for a spin? Hop on: Motorcycles have their perks. You can park anywhere, hop curbs and have...

02nd Mar 2013

3D Printer Meetup Success Ottawa

Today’s 3D Print-A-Thon meetup was a total success (Saturday, March 2nd, 2013, 2 Daly Avenue). Around 400 people came to see the 12 or so 3D printers in our small...

28th Feb 2013

Wooden Birthday Card

I just made a cool wooden birthday card. It came out really nice. I also made an envelope out of a piece of paper that had some cool squiggly lines...

28th Feb 2013

Hello Kitty Scrabble Box

Cindy was a Scrabble Board for Halloween. That’s a pretty cool costume. She wanted wooden tiles to actually play it (fanatic alert). When she was asking me to help make...