Wacky Science - February Half Term
WACKY SCIENCE FEATURING SUBLIME SCIENCE.
a full family fun day out!
This February Half Term, we’re welcoming Sublime Science to William’s Den for a spectacular live science experience — combined with everything you love about a day at the Den.
Enjoy a 25–30 minute interactive science show, hands-on family challenges, creative Play Pioneer activities, and unlimited access to our indoor and outdoor adventure play.
Book your show time, then stay and play as long as you like.
The Experience
🧪 Live Sublime Science Show (25-30 minutes)
🙌 Hands-on Play Pioneer activities: Science-based
🧩 Family Challenge Fun AM & PM: To be revealed on the day
🎪 Indoor Play in the Den with treehouse, stream, sand play and climbing
🛝 Outdoor Adventure Play overlooking the Yorkshire Wolds
A full, value-packed family experience with the science show as the highlight.
Dates & Times
Saturday 14 February – Sunday 22 February 2026
SUBLIME SCIENCE Show Times:
🕚 11:00
🕛 12:00
🕜 13:30
🕑 14:30
Each show lasts approximately 25–30 minutes. Capacity: 150 visitors per show.
You’re welcome to arrive any time from 10am to enjoy the full day, but please make sure you arrive at least 30 minutes before your show time.
Ticket Prices
Adult: £12.95
Child (3+): £15.95
Child (1–3): £12.95
Senior: £10.95
Babies & Essential Companions: FREE
All tickets include the science show, activities, indoor and outdoor play.
FAQs
Yes – show times must be selected when booking. You're welcome to arrive any time from 10am to enjoy the full day, but please make sure you arrive at least 30 minutes before your show time.
Most families stay 3–5 hours.
Yes, best suited to ages 3–10.
Some brief loud noises may occur.
Yes – in a heated marquee.
Yes, we have a Pizzeria restaurant (we advise you to book a table in advance) and a coffee stop serving hot & cold drinks as well as savoury and sweet treats.
All activities are included in the price however, there may be optional extras to purchase on the day.
Sublime Science is an action-packed show that aims to make science fun for kids. In 2008, ‘Mad Marc’ (Marc Wileman) founded Sublime Science and later secured an investment in Dragons’ Den.
Mad Marc is a science whizz with a Master’s in Physics and a passion for inspiring the next generation of scientists! In one of Sublime Science’s shows, you’ll see magic tricks, smokey bubbles, fizzing potions and maybe even some gruesome slime, too!
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