Getting from one scene to the next

Dear Emma, I saw in your twitter feed that you're looking for blog ideas. How about scene changes, especially getting the prose right while establishing time and place. My writing gets quite clumsy at this point as I try to avoid 'It was Saturday and we were sitting in the kitchen.' It's taken a while to get to this, but it's such a good question - which is only to be expected from Sophie Beal, whose blogpost Dark Matter, Dark Glass and Anne Tyler was Highly Commended in the Postiversary Competition. (If you're not sure how you'd define a scene...