The ecosystem is amazing!Find out more about how it works. See some little critters that help with the decomposition of leaf matter. Make your own terrific terrarium to bring nature into your home. This is part of our programme of activities for 12-16 year olds. Accompanying adults are welcome but not essential. The workshop will take place in the 'Activity Zone' which is located within the Visitor Centre at Pontefract Castle. FAQs How can I contact the organiser with any questions? Call 01924 302700 and leave a message or email [email protected]. We will respond as soon as possible. This number is monitored during office hours: Monday to Friday, 9 to 4. (It is not monitored at weekends and on bank holidays.) Do I have to bring my printed ticket to the event? No, we will have your details at the door. Refunds Policy No refunds will be offered on this event.