Third party cookies may be stored when visiting this site. Please see the cookie information.

Home Family Days Out Raspberry Pi & Electronics Blog

Stewart's Blog

Stewart Watkiss website to the world ...

(Children, computing, first aid and other ramblings ...)

Archive for the 'Electronics' Category

Raspberry Pi Christmas Project – Christmas House and Neopixel Snowman

Monday, December 17th, 2018

This year I’ve been creating a 3D model of a building for an outdoor model railway. Technically it’s a building for a weigh bridge rather than a house, but I’ve given it a Santa’s Grotto make-over for Christmas and so Christmas House sounds better. The building is designed in TinkerCAD based on a real building […]

The rules for building a model railway

Sunday, November 25th, 2018

There are many different misconceptions about creating model railways and the people that are involved. I’d therefore like to start by dispelling some of these myths and explaining what I think that model railways is about. The 3 Golden Rules of Model Railways Many people have come up with different rules for model railways, here’s […]

Raspberry Pi 6th Birthday – Birmingham Raspberry Jam 2018

Saturday, March 3rd, 2018

Today is the weekend of the Raspberry Pi 6th Birthday. In the past the birthday has been celebrated with a large Raspberry Jam in Cambridge (organized by Mike Horne and Tim Richardson). I have been to the earlier birthday celebrations, supporting workshops run by others, giving presentations and running workshops. For 2018 the birthday celebrations […]

Review of MeArmPi robot arm for Raspberry Pi

Thursday, November 30th, 2017

I backed the MeArm Pi kickstarter project earlier this year, and just received the finished product. It’s a, laser cut, plastic robot arm which has a built-in Raspberry Pi. It is created by Mime Industries who have previously created a similar robot arm without the build-in controller / Raspberry Pi. It can be controlled using […]

Learn Electronics with Raspberry Pi – on Humble Bundle

Tuesday, August 22nd, 2017

My book “Learn Electronics with Raspberry Pi” is included in the Lego Mindstorms and Robotics book bundle on Humble Bundle. Through this you can get over $500 worth of ebooks for a fraction of their normal price, with a portion of the money going towards the charity AbleGamers Foundation. As with all the Humble Bundles […]

Getting started with 3D printing using Linux

Sunday, January 15th, 2017

I have now got a 3D printer. I haven’t done much with it yet and it’s a steep learning curve but I’m looking forward to getting into 3D printing. Choosing a 3D printer The first decision was which 3D printer to buy. There are a lot of different choices starting from little over £100 and […]

Element 14 BOO! Pi Costume Contest

Wednesday, November 9th, 2016

Around Halloween 2016 Element 14 ran a Costume Competition for wearable tech projects. Boo! Pi Costume Contest I was already working on a Wizard of Oz costume so I submitted my project to the competition. You can find out more about the Raspberry Pi – PiZero NeoPixel bow tie here. My costume was one of […]

Wizard of Oz Costume – Wearable electronics with Raspberry Pi, Pi Zero

Wednesday, October 26th, 2016

I decided to create a Wizard of Oz costume for Halloween this year. As you probably know The Wizard of Oz wasn’t really a wizard at all. He used a mechanical machine to convince the citizens of Oz about his magical abilities. What you may not know is that he was more than just a […]

Electronics and Raspberry Pi Halloween Projects

Sunday, October 23rd, 2016

These are some of the Halloween Projects I’ve created. Haunted House A scary haunted house, using a Raspberry Pi, home automation, electronics and scary music. Raspberry Pi Haunted House Raspberry Pi MotionSensor Jack-O-Lantern Pumpkin My son’s Motion Sensor based Light Up Pumpkin project Halloween Motion Sensor Pumpkin Wizard of Oz Costume A Wizard of Oz […]

Raspberry Pi Motion Triggered Halloween Pumpkin Jack-O’-Lantern

Sunday, October 23rd, 2016

My 8 year old son has now completed another Raspberry Pi project. This project is a Halloween Pumpkin, or jack-o’-lantern, which is triggered whenever someone comes near. It uses a PIR motion sensor to detect someone entering the room and then lights up a sequence of NeoPixels. In this case these are static green and […]


UK days out, children and holiday information is also available on the Days Out Diary web site
Linux, LPI and the Quiz / Test Program posts are also available on the Penguin Tutor website
First Aid Information, first aid games and first aid practice test / quiz entries are also available on the First Aid Quiz Web site