SENSAS
SENSAS for a birthday party or school outing: what you need to know
From age 7, up to 36 people: SENSAS is one of the few Kalayan group activities to offer a documented, priced school package.

At a glance — SENSAS is played from age 7, for 4 to 36 people, for a 1 hr 45 min session billed at CHF 37 to 48 per person depending on group size. The activity is accessible to everyone, including people on crutches or pregnant women (to mention when booking), and it's the only venue in the group to document a priced school offer, including a free accompanying adult.
A birthday to remember, a school outing that doesn't feel like just another guided tour: SENSAS ticks both boxes with the same format. No complicated staging to manage, no equipment to bring — just a group going through the activity together, coming out with a story to tell.
A format that works for both occasions
For a birthday party, the minimum age of 7 roughly matches the start of primary school — that's when SENSAS starts to make sense as a group activity. The capacity of 4 to 36 people covers both a small group of friends and a whole class for a school outing, and the 1 hr 45 min session fits into half a day without disrupting the rest of the programme.
On the schools side, SENSAS is the only venue in the Kalayan group to display a priced school offer, with one free accompanying adult per outing. That makes it a natural starting point when a teacher or organiser is looking for a group activity for children, without having to negotiate case by case.
Budget: what it actually costs
The price per person drops with group size: CHF 37 to 48 depending on whether you're 4 people or already 10 or more. For a birthday party with around ten children, the group rate applies — a point worth checking when booking, depending on the final headcount.
Accessibility and access
SENSAS is accessible to everyone, including people on crutches or pregnant women, with an adapted route on request directly when booking — mention it in advance so the team can organise and adjust the route to everyone's needs. On the transport side, there's no dedicated parking on site: Parking Butini and Parking de l'Hôtel Wilson are the closest options for groups arriving by car or coach.
A birthday party or school outing to organise?
Headcount, participants' ages, planned date: tell us everything, and we'll confirm the package and rate suited to your group.
See the full school offer · See the birthday packages
Contact usFrequently asked questions
Is SENSAS suitable for a school outing?
Yes: SENSAS is the only venue in the Kalayan group to offer a documented, priced school package, with one free accompanying adult. The activity welcomes 4 to 36 people, from age 7, which matches the size of a school class.
What budget for a birthday party at SENSAS?
Plan on CHF 37 to 48 per person depending on group size (from 4 people), for a 1 hr 45 min session.
Is SENSAS accessible for people with reduced mobility?
Yes, SENSAS is accessible to everyone, including people on crutches or pregnant women; mention it when booking so it can be adapted to everyone's needs. There's no dedicated parking on site: Parking Butini and Parking de l'Hôtel Wilson are the closest options.
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