The Big Bounce Theory

The Big Bounce Theory Affordable Bouncy Castle's & Soft Play in Hillingdon, Watford & Surrounding areas. FREE delivery is applicable to those in the local area.
(263)

Bouncy Castles to suit all tastes and ages, why not hire one of our great Soft Play packages for those under 5 years old? Prices range from £75+

You can find us every year at the Harefield Dogs Trust annual event

*BOOKINGS/ENQUIRIES*
Visit www.bigbouncetheory.co.uk in the first instance
if you can't find what you're looking for then call 07540166674

*TERMS & CONDITIONS*

A disclaimer will need

to be signed upon set up of the castles and we will go through procedures. Payment will be taken upon delivery - we will be unable to leave our equipment without payment. Some areas may be subject to a small delivery charge. Please contact us for more information. Drop off/delivery times between 8am - 11pm
Summer Collection times between 4-6pm
If you require later hire (latest 10pm) then a surcharge of £60 will be applicable. 6pm-6.30pm £15, 7pm £20, 8pm £30, 9pm £30, 10pm £60.¹

We will make special allowances for Hall Hire times.

*RULES WHEN HIRING*

The most important rule is... To have fun! However, to ensure the castles are kept well maintained and in good working order for other bookings we ask with kindness that you please adhere to the following:

No adults on our kids castles
No shoes
No food or drink
No party poppers
No pets
No silly string
No face paint or jewellery
Adult supervision at all times

Thank you :)

🐰🐣 E A S T E R 🐣🐰After a frustrating delay, the Easter artwork is finally here! Also available in the following castle c...
16/04/2025

🐰🐣 E A S T E R 🐣🐰

After a frustrating delay, the Easter artwork is finally here!
Also available in the following castle colours ~

- Blue & Dark Blue
- Red & Blue
- Pink & Light Pink
- Purple & Pink

Direct Message us to book!

🩷🩵 PASTELS 🩵🩷
13/04/2025

🩷🩵 PASTELS 🩵🩷

🎪 CIRCUS BOUNCE & SLIDE 🎪One of our larger inflatables, this is popular choice for all ages - including adults!💥 WWW.THE...
12/04/2025

🎪 CIRCUS BOUNCE & SLIDE 🎪

One of our larger inflatables, this is popular choice for all ages - including adults!

💥 WWW.THEBIGBOUNCETHEORY.CO.UK 💥

🩷🤍 PINK & WHITE SOFT PLAY 🤍🩷Also available as a party package with one of the following castles ~🩷 Pastel Pink Bouncy Ca...
12/04/2025

🩷🤍 PINK & WHITE SOFT PLAY 🤍🩷

Also available as a party package with one of the following castles ~

🩷 Pastel Pink Bouncy Castle
🤍 White Low Height Bouncy Castle
🩷 Pink Open Top Bouncy Castle

Find more info on our website ➡️

🩷 WWW.THEBIGBOUNCETHEORY.CO.UK 🩷

Venue: Holy Trinity Church Hall, Northwood.

🐠 UNDER THE SEA 🐠This package includes ~🐙 Under The Sea Bouncy Castle🦞 Under The Sea Soft Play🐡 4x Ride On's💥 WWW.THEBIG...
11/04/2025

🐠 UNDER THE SEA 🐠

This package includes ~

🐙 Under The Sea Bouncy Castle
🦞 Under The Sea Soft Play
🐡 4x Ride On's

💥 WWW.THEBIGBOUNCETHEORY.CO.UK 💥

Venue: St Paul's Church Hall, Ruislip.

💙 Blue Open Top Bouncy Castle🤍 White Inflatable Ball Pit❤️ 5x DidiCar's Mix and match products online at ➡️💥 WWW.THEBIGB...
11/04/2025

💙 Blue Open Top Bouncy Castle
🤍 White Inflatable Ball Pit
❤️ 5x DidiCar's

Mix and match products online at ➡️

💥 WWW.THEBIGBOUNCETHEORY.CO.UK 💥

Venue: Maple Cross Club, Rickmansworth.

⚫️🔴 MICKEY MOUSE CLUBHOUSE 🔴⚫️Looking very pretty in pink!More colours are available on the website ➡️💥 WWW.THEBIGBOUNCE...
11/04/2025

⚫️🔴 MICKEY MOUSE CLUBHOUSE 🔴⚫️

Looking very pretty in pink!

More colours are available on the website ➡️

💥 WWW.THEBIGBOUNCETHEORY.CO.UK 💥

Venue: St Paul's Church Hall, Ruislip.

🩷🩵💛 LIGHT PASTEL SOFTPLAY 💛🩵🩷This very popular set of ours features a larger than average ball pit and a large, sturdy s...
06/04/2025

🩷🩵💛 LIGHT PASTEL SOFTPLAY 💛🩵🩷

This very popular set of ours features a larger than average ball pit and a large, sturdy step & slide ✨️

✨️ WWW.THEBIGBOUNCETHEORY.CO.UK ✨️

Venue:

🩷 PASTEL PINK 🩷Pretty in pink set up early this morning ready for the day ahead!We are loving this weather, hope you are...
06/04/2025

🩷 PASTEL PINK 🩷

Pretty in pink set up early this morning ready for the day ahead!

We are loving this weather, hope you are all having a great weekend ✨️

Find many more Pastel products on the website below ➡️

🩷 WWW.THEBIGBOUNCETHEORY.CO.UK 🩷

🦖 DINOSAUR BOUNCE & SLIDE 🦖 Find more in the Dinosaur Range on our website ➡️💥 WWW.THEBIGBOUNCETHEORY.CO.UK 💥Venue: St P...
05/04/2025

🦖 DINOSAUR BOUNCE & SLIDE 🦖

Find more in the Dinosaur Range on our website ➡️

💥 WWW.THEBIGBOUNCETHEORY.CO.UK 💥

Venue: St Paul's Church Hall, Ruislip

🍭 Children's Chiavari Chairs & Adjustable Tables 🍭Prices start from £4 per chair & £8 per table Many areas in our delive...
03/04/2025

🍭 Children's Chiavari Chairs & Adjustable Tables 🍭

Prices start from £4 per chair & £8 per table

Many areas in our delivery zone benefit from FREE delivery!

💥 WWW.THEBIGBOUNCETHEORY.CO.UK 💥

Venue:

🩷 PORTABLE PLAY FRAME 🩷Featured here is one of the smaller Play Frame combo's that we offer, but it's still every bit as...
02/04/2025

🩷 PORTABLE PLAY FRAME 🩷

Featured here is one of the smaller Play Frame combo's that we offer, but it's still every bit as stunning, especially with our Light Pastel Soft Play!

Prices start from £150

🩵 WWW.THEBIGBOUNCETHEORY.CO.UK 🩵

Venue: St. Paul's Church Hall, Ruislip

🎮 GAMERS BOUNCY CASTLE 🎮.But make it girly! ✨️Other colours available ~🎮 Pink & Light Pink🎮 Blue & Red🎮 Blue & Dark Blue...
02/04/2025

🎮 GAMERS BOUNCY CASTLE 🎮
.But make it girly! ✨️

Other colours available ~
🎮 Pink & Light Pink
🎮 Blue & Red
🎮 Blue & Dark Blue
🎮 Blue & Green

💥 WWW.THEBIGBOUNCETHEORY.CO.UK 💥

Our customers know how to party!🦄 Unicorn & Fairies Bouncy Castle🫧 Bubble House👑 Princess Mini Slide🩷 5x Didicar'sWhat a...
29/03/2025

Our customers know how to party!

🦄 Unicorn & Fairies Bouncy Castle
🫧 Bubble House
👑 Princess Mini Slide
🩷 5x Didicar's

What a set up!! 😍

✨️ WWW.THEBIGBOUNCETHEORY.CO.UK ✨️

The Play Parks bring all the fun to a toddlers party! Available in a Rainbow or Jungle theme, they have the best of ever...
28/03/2025

The Play Parks bring all the fun to a toddlers party! Available in a Rainbow or Jungle theme, they have the best of everything!

🔴 Bouncing Area
🟠 Slide
🟡 Soft Play area
🟢 Ball Pit
🔵 4x Ride On's

For more info please visit the website ➡️

💥 WWW.THEBIGBOUNCETHEORY.CO.UK 💥

Stunning 4ft LED Letters and Numbers available to hire, prices start from £40 ✨️ A great addition to any event!
26/03/2025

Stunning 4ft LED Letters and Numbers available to hire, prices start from £40 ✨️

A great addition to any event!

Address

High Street
Ruislip
HA47

Opening Hours

Tuesday 9am - 6pm
Wednesday 9am - 6pm
Thursday 9am - 6pm
Friday 9am - 6pm
Saturday 9am - 6pm
Sunday 9am - 6pm

Telephone

+447540166674

Website

Alerts

Be the first to know and let us send you an email when The Big Bounce Theory posts news and promotions. Your email address will not be used for any other purpose, and you can unsubscribe at any time.

Contact The Business

Send a message to The Big Bounce Theory:

Shortcuts

Share

Category