Go for a walk (without your phone)

Read a book

Take a nap

Perform a short meditation

Doodle or draw

Do some gentle body stretches 

Make a cup of tea

Try juggling

Do some colouring

Look up the clouds and pick out shapes

Dance to your favourite song

Plan out your evening meal

Sit somewhere quiet and daydream

Do some jumping jacks, squats and sit-ups

Work on learning a new skill

Call your mum/dad back!

Share your break with a co-worker

Get out into nature

Write a funny poem about your work or colleagues

Pull out a dictionary and learn three new words

Do some (non-creepy!) people-watching

Look out the window and describe the scene

Grab a healthy snack and eat it slowly

Declutter your desk