For Children Aged 4-11 Years (Reception - Year 6) & PHS Pre-School
CSS Activities Portsmouth
Portsmouth High Prep & Pre-School GDST, 36 Kent Road, Southsea, PO5 3ES · Get directions5 sessions from Mon 19 Oct 2026 [Show]
Add-on services available at checkout
Portsmouth High School GDST is set in the beautiful Kent Road conservation area of Southsea, Portsmouth. The Pre-School and Prep School are located in the impressive 'Dover Court' building, designed by architect Thomas Ellis Owen. Spilling out of the back of this vast building is an impressive array of facilities, including:
An extensive outdoor education area, including an outdoor classroom and allotments
Large indoor sports halls
Theatre
Multi-sport courts
Climbing Wall
Playgrounds
Science Lab
Food Tech Suite
ICT Suite
Bespoke Early Years setting
Our Portsmouth Provision offers a combined setting: CSS Activities is open to all children (boys and girls) aged 4-11 years old from Reception upwards. CSS Mini Explorers is open to PHS Pre-School children aged 3-4 year olds. Depending on numbers, these often run as one provision with an adapted and age appropriate activity schedule.
At Portsmouth we host a wide range of activities including but not limited to:
Forest School
Laser Quest
Sport with Coach Jon
Bikes! with Coach Jon (Every Tuesday from Easter - October)
Fun with Food
STEM (fun science activities)
Archery
Arts & Crafts
Mindfulness & Yoga
ICT
Music & Movement
Trampolining
Climbing with Graeme
Fun with Water (weather dependant)
Free Play & Fun!
We don't offer our timetable in advance. We ask that your children come with an open mind, ready for a varied and engaging fun-packed day! Once booked on, you'll receive the timetable on the Wednesday before you are due to attend so you know what to bring along.
Payment
A 20% deposit is due at the time of booking if there are more than four weeks until the provision starts. If you are booking with fewer than four weeks remaining, full payment is due. For this holiday, full payment is due by Monday 21st September.
Discounts
- Book a full week (Monday - Friday) and receive the Friday for free. Automatically applied at the very end of the checkout.
- Book 3 siblings into our provision and you will receive a 15% discount for the 3rd child. Use code 3SIBLING at checkout.
- Book 4 siblings into our provision and you will receive 25% discount for the 4th child. Use code 4SIBLING at checkout.
Helpful tips
- To add more dates to your basket from a separate week/holiday, click our logo to take you back to the homepage.
- If you wish to spread the cost across multiple payment methods, please ensure you pay using Tax-Free Childcare first, followed by the remaining balance on your chosen alternative method.
1 Ticket Option · 5 Sessions
| Selected | Date | Time | Availability |
|---|---|---|---|
| Mon 19 Oct | 8.30am - 4.00pm | Available | |
| Tue 20 Oct | 8.30am - 4.00pm | Available | |
| Wed 21 Oct | 8.30am - 4.00pm | Available | |
| Thu 22 Oct | 8.30am - 4.00pm | Available | |
| Fri 23 Oct | 8.30am - 4.00pm | Available | |
Please choose your tickets