Toys 'r' - not what they used to be!

The great thing about a trip to Grandma's is the fact that she gets all those toys down from the attic - things you'd long forgotten about or thought had either crumbled into dust from over use or else been turned down by the local charity shops on health and safety grounds. Like this, for instance...

Yes, it's my first train set.

Unfortunately, Charlie doesn't seem quite ready for it, yet!

Never mind.

He had plenty of fun playing with this little toy, though (see below) - so here's a question for everyone of 'a certain age' to answer - what is this little gizmo called? (And no, it's not meant to be eaten!)