"She's always playing tricks," and he began to feel about the outside ledge of the bay window.
But there was nothing there to solve the mystery.
"A tick-tack!" declared Harry, "I'll bet, from the girls' room!" and without waiting for another word he jumped out of his window, ran along the roof to Nan's room, and then grabbed something.
"Here it is!" he called, confiscating the offending property. "You just wait, girls!" he shouted in the window. "If we don't give you a good ducking in the ocean for this to-morrow!"
The laugh of the three girls in Nan's room made the joke on the boys more complete, and as Uncle William went back to his room he declared to Mrs. Bobbsey and Aunt Emily that his girl, Dorothy, was more fun than a dozen boys, and he would match her against that number for the best piece of good-natured fun ever played.
"A bird!" sneered Bert, making fun of himself for being so easily fooled.
"A girls' game of tick-tack!" laughed
