found this on hkud (blessed be their name )

This went down to £5.99 over a month ago and has reduced again to £5.58.

A great new giant puzzle from Orchard Toys
Interchangeable pieces make a different roadway everytime.
Develops hand-eye co-ordination
Can be used with existing model vehicles
Links with early learning goals


Buy 2 for extra road length and get free delivery to PM