National Physical Laboratory

Water Rocket Challenge Water Rocket Challenge

Aim for the sky in our annual Water Rocket Challenge, which sees hundreds of participants, from school teams to adults, battling it out to become champion.

Come and join in!

Spectators, families and everyone else are welcome to attend from 17:30-20:30 hrs.

There is a small entry fee, which is donated to the Shooting Star Chase children's hospice charity.

There are also workshops and activities, as well as food and drink available to purchase.

Entry is via our Queens Road gate: GPS postcode TW11 0EB


View past scores, photos and videos from past Water Rocket Challenges since 2003.

From school teams in the afternoon, to adult enthusiasts and youth groups in the evening, the NPL Water Rocket Challenge is a great day out which sees teams of rocketeers take to the skies with their own water rockets!

The next Water Rocket Challenge will take place on Wednesday 21 June 2017, so save the date! Further details will appear here in due course.

Did you know?

It all started when a few NPL scientists had a mechanised vegetable hurling competition at a summer barbecue!

2016 Challenge

Water rockets filled the skies over Teddington on Wednesday 15 June for our 17th annual competition.

Find out more and view official scores


Find posters below to put up in your classroom or home:

Download our comprehensive booklet about building water rockets and find hubs of water rocket knowledge to visit here


Please note that the information will not be divulged to third parties, or used without your permission