For most of us, having extra time in our day is simply something to enjoy, but for 17-year-old Scholastica who now has two extra hours each day thanks for her Buffalo Bike, it means more time to study, help at home, and pursue her dreams.
(read more: https://worldbicyclerelief.org/en/racingthesun/)
You have 16 hours and 38 minutes of sunlight to take part in your own challenge.
It's your choice what you do.
For the early birds - you could wake up early and catch the sunrise. Go for a jog, do yoga or take the dog for a walk whilst taking in the beauty of the sun.
For the extreme, you could start a long distance bike ride at sunrise, finishing at sunset.
Can you take a no shadow selfie?
Not quite up for all that? Why not treat yourself to 16:38 minute run, cycle or walk during sunset?
Remember to post your pictures on Twitter, Facebook and Instagram using #RacetheSunUK to feature on our website and socials.
Times to remember
Friday 21June - Monday 24 June:
Sunrise 04:42
Sunset 21:21
Are you ready?