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Pencil marks on paper can work as electrical sensors on your skin

13 July 2020

Mesh-like pencil sketches on paper can be used as sensors that detect heart rate, skin temperature and compounds in sweat

Fish scales turned into flexible and biodegradable electronic displays

18 March 2020

Flexible displays for wearable devices can now be made using fish scales instead of plastic – and the new displays biodegrade within a month of being discarded

Make a remote-control pest-proof bird feeder – part 2

11 September 2019

When you add a BBC micro:bit to your bird feeder, you can program it to open when the birds come and shut up shop when pests try to take their food

How to make a remote-controlled pest-proof bird feeder

4 September 2019

The first part of a two-stage project to make a bird feeder that you can open and close at will, keeping out unwanted guests and letting birds eat in peace

Make a weather station with BBC micro:bits and a sensor

28 August 2019

Get up-to-the-minute weather reports by turning an environmental sensor and two BBC micro:bits into a mini weather station

Make a rain alarm with copper tape and a BBC micro:bit

21 August 2019

This simple but clever rain sensor means your laundry will never get caught in the rain again

How to make a BBQ thermometer with a BBC micro:bit

14 August 2019

With a BBC micro:bit and a temperature sensor, you can make a device that tells you when your food is perfectly cooked

How to build your own intruder alarm with basic electronics

7 August 2019

Worried about unwanted visitors in your garden? Here's how to build a simple alarm system with basic electronics, a plastic folder, kitchen foil and a sponge