Gadgets: How to track your sleep
![The Jawbone UP3 Teal Cross Heart Rate Activity and Sleep Tracker, available from from Amazon.](https://www.yorkshirepost.co.uk/webimg/legacy_ash_76134337.jpg?crop=3:2,smart&width=640&quality=65&enable=upscale)
![The Jawbone UP3 Teal Cross Heart Rate Activity and Sleep Tracker, available from from Amazon.](/img/placeholder.png)
Beneath the glam exterior of this Jawbone lies some great tech. Connect it to your smartphone and track your sleep (REM, light and deep), your activity levels – whether that’s incidental exercise or a gym session – and also monitor your heart rate. Via the app you’ll be able to check in with the Smart Coach. Currently priced £123.47, amazon.co.uk
World’s Smallest Walkie Talkies: When we say little, we really do mean it. With a range of 100ft – which includes through walls and floors – children using these walkie talkies will be able to receive top secret information through these little devices and chat in Morse code. £9.95, prezzybox.com