"That's a nice little island over there," said Mun Bun to Margy as they waded along.
"Yes, it's a terrible nice little island," agreed his sister.
"An' we can camp out there an' have lots of fun."
"Oh, Mun Bun, catch me! I'm sinking down in a hole!"
"All right, I'll get you!" cried the little boy, and he grasped hold of his sister's arm