stretched her arms round it as far as they would go, and broke off a bit
of the edge with each hand.

'And now which is which?' she said to herself, and nibbled a little of
the right-hand bit to try the effect: the next moment she felt a violent
blow underneath her chin: it had struck her foot!

She was a good deal frightened by this very sudden change, but she felt
that there was no time to be lost, as she was shrinking rapidly; so she
