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Stewart's Blog

Monkeys, megabytes, medical and more ...

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

Archive for the 'STEM' Category

Day out at the Big Bang Fair at the NEC – including #Error404

Monday, March 16th, 2015

The Big Bang fair is a free STEM (Science, Technology, Engineering and Maths) event aimed at children aged from 7 to 19. It’s an annual event and I first attended the Big Bang Science Fair last year – Big Bang Fair 2014. I took my 8 year old daughter (now 9 year old) along and […]

Safely controlling mains electricity using the Raspberry Pi and Energenie Pi-mote

Sunday, October 26th, 2014

It’s useful to be able to turn mains electricity on using a computer program. Whilst it’s not hard to create an electronic circuit that can switch mains voltages, if not done correctly it can be dangerous. This is where the remote control sockets can be used to create a physical barrier between the low voltage […]

Turn a wet bank holiday into a fun science day

Monday, August 25th, 2014

We had a very wet public holiday today. Whilst there are some indoor days out we could have gone to we instead decided to have a science day at home. The two main things we did today were to make a cola can cable car and an erupting volcano. The cable car comes in a […]


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