sister.

"Oh, I was having a race with our cat Snoop; but I guess I beat, 'cause
Snoop didn't get here to the porch before I did."

"Yes, you won the race all right," laughed Bert. "But it's too hot for
any more running games. I wish we were back on the island where we found
that boy, Jack Nelson, and could play we were sailors and could splash
in the water."

"That would be fun!" sighed Nan, as she fanned herself harder than ever
with her hat.

The Bobbsey twins had, a few days before, returned to their home from a
vacation spent on a strange island off the coast of Florida. They had
gone there with Cousin Jasper Dent to rescue a boy who had been left in
a lonely cave, and very many strange adventures the Bobbsey twins and
their father and mother, to say nothing of Cousin Jasper, had had on
that voyage.

Now the simple games they tried to get up around the house, and the
thought of having to go back to school soon, made them feel a bit
lonesome for the deep, blue sea, over which they had made a voyage to
rescue the boy, Jack Nelson, and also for Blueberry Island, where once
they spent a vacation.

"I know what we can do!" cried Nan, after a rest.

"What?" asked Bert, always ready to join Nan in any fun she thought of.
"What can we do?"