Places are £15.00 for the week not including lunch. Advanced bookings required.Using the exhibition Heavier than Air as a starting point, get inventive and build your own imaginative mechanism. Artist/inventor Adela Jones will use your vision, ideas and enthusiasm to bring to life your fantastic machine. What its function will be is entirely up to you! To thank your brain cells for working extra hard, there will prizes on the last day for the most imaginative and successful design.