every now and then she had to stop and untwist it. After a while she
remembered that she still held the pieces of mushroom in her hands, and
she set to work very carefully, nibbling first at one and then at the
other, and growing sometimes taller and sometimes shorter, until she had
succeeded in bringing herself down to her usual height.

It was so long since she had been anything near the right size, that it
felt quite strange at first; but she got used to it in a few minutes,