"To tell you the truth," said Mr. Bobbsey, with another smile, "Nan discovered a secret I was not going to tell at once."
"A secret?" asked Mrs. Bobbsey in surprise.
"Yes, it's about—-" began Nan.
Then she stopped.
"Go on. You might as well tell her," said Mr. Bobbsey, laughing.
"I know!" exclaimed Freddie, who was all over his fright now. "It's about a boathouse and—-"
"A houseboat!" interrupted Bert. "You've got the cart before the horse, Freddie."
"That's it!" exclaimed Nan. "Papa has bought the Marvin's houseboat,
Mamma, and we're going to have lovely times in it this summer."
"And I'm going to run the engine," declared Bert.
"I'm going to be fireman!" cried fat Freddie. "I'm going to put on coal and squirt water on the fires!"