Birthday Parties

Looking for a fun and unique party venue for your child’s special day? Why not have a birthday to remember at Thinktank!

We have two party packages available for you to choose from: Thinktank Party and the new MiniBrum Party package.

Thinktank Party

We provide access to Thinktank, including our fabulous outdoor Science Garden and brand new under 8s gallery MiniBrum , the catering and the party bags! Plus you can book, as an extra, a 45 minute LEGO party session or a trip to the UKs only 4K planetarium .

Our team don’t supervise the party, that’s down to parents or guardians but we will be on hand to welcome you to the museum and support you during your visit.

Our Thinktank party package is suitable for children aged 3+ and we welcome parties with a minimum of 10 children.

Thinktank Party includes:

  1. Admission to Thinktank, including the Science Garden and MiniBrum (non exclusive use)
  2. Lunch on a reserved table decked out for a birthday party with linen table cloths and balloon decoration. Each lunch bag includes sandwich, yoghurt, piece of fresh fruit, cake slice, crisps and water.
  3. A party bag, containing five items including Thinktank branded pencil, pen, eraser, small notepad and button badge.


£13.50 per child (Members £9.00) - including VAT.
One adult free for every ten children. Additional adults are £10 per person. (Admission only).

Optional extras:

  • LEGO Party Session - £3 per person (maximum 20 children)
  • Planetarium Ticket - £2.50 per person for non-exclusive hire. Exclusive hire is: £102.

MiniBrum Party

Celebrate your child’s birthday party with us at MiniBrum - our brand new interactive gallery for under 8s. 

MiniBrum is Thinktank’s very own mini city and there’s plenty for the children to enjoy. It has its very own transport zone, shops, homes, park and construction site!

Your party will be greeted at Thinktank’s Ticket Desk on Level 2 and you’ll then be taken to the MiniBrum gallery where the children will enjoy playtime in this exciting mini city.

After playing in MiniBrum, you have exclusive use of a party room where the party meal will be served. Party meals include a sandwich, a penguin biscuit, a portion of fruit and a packet of crisps. You will also have unlimited squash. You are welcome to bring party games to keep the children entertained in the party room. Please bring your own cake (candles are not allowed). 

Parties in MiniBrum are suitable for children between the ages of three and eight and are available on both Saturdays and Sundays at 10.15am or 2.15pm, each party slot lasts for two hours. Minimum of 10 children.

MiniBrum Party includes:

  • Birthday host to welcome your party and keep an eye on timings
  • Play in MiniBrum (non exclusive use for 1 hour 20 minutes)
  • Party meal & exclusive use of a party room (for 40 minutes)
  • Unlimited squash
  • Duration two hours

For more information download the Frequently Asked Questions document (PDF).


To celebrate the opening of this fantastic mini city, we have an opening offer of just £10 per child. Additional children that are not in the party are £10.25. We allow free entry for one adult per each child booked. Additional adults are charged £6.00 each.

Optional extras: Party bags are £1.90 per child. Party bags contain three Thinktank themed stationery items.

To book

Please download, complete the relevant booking form and read the T&C's below. Then email the form to or call 0121 348 8001.

Birthday Party Invites

Download and print our free birthday party invites for either a Thinktank or MiniBrum party. Choose from a PDF or Word version:

LEGO Education Studio