For a truly special experience, celebrate your child's next birthday at Winchester Science Centre and Planetarium.
Have fun and be inspired in this unique party setting! All parties include unlimited play on the Science Centre’s 100 hands-on exhibits plus a party food. Optional extras include unforgettable shows in the planetarium and party bags.
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Weekend birthday parties
For £11.20 per child, enjoy unlimited play on the Science Centre's 100 hands-on exhibits, and party food. One adult free for every four children.
The party food is presented in a private party room (yours for 45 minutes) and includes finger-buffet of:
- Sandwiches with a choice of two fillings: Ham, Jam, Cheese or Tuna
- Two other items: Cocktails Sausages, Carrot and Cucumber Sticks, Pom-Bear Crisps, Fruit or Breadsticks
- Cup cakes
Planetarium: £2.80 (standard) or £3.80 (premium) per person. See the What's On guide for the schedule or enquire for dates further in advance.
Party bags: From £3.50 per child. Items may differ from illustrated examples subject to availability.
Find out more about weekend parties
- Choose from four available sittings for the party food (each lasting 45 minutes): 11.30am, 12.30pm, 1.30pm or 2.30pm.
- The party package includes a white table cloth and clear cups. If you would like to bring a cake or anything extra to make a party special for you, do let the staff know in advance and the Science Centre would be happy for you to bring most items.
- Please specify any dietary requirements when booking.
- Minimum of 6 children per weekend birthday party.
- Pre-booking is essential. Booking payment required with a minimum of 6 children. Additional children can be added to your booking at any time up to the Wednesday prior to the party date.
- Weekend birthday parties are available in Hampshire term time only.
- Please note, members of staff are always happy to help, however children must be supervised by accompanying adults at all times, and are the responsibility of the hosts.
- Due to the design of the building we are unable to allow helium balloons.
Please note on occasion contents may differ subject to availability
Party Bag 1 - £2.50
WSC pencil, mini pincer, paper laser, bubble tub
Party Bag 2 - £3.50
WSC image pen, WSC bendy rubber, mini spinner, rocket balloon, bubble tub
Party Bag 3 - £4.50
WSC frosted pad, WSC atomic ball, WSC bouncing putty, punch balloon, bubble tub, ball popper
Party Bag 4 - £5.50
WSC orbit torch, WSC atomic rubber, WSC pencil, rainbow spring, punch balloon, bubble tub, WSC bouncing putty, mini alien egg