Henry, Jessie, Violet, and Benny used to live alone in a boxcar. Now they have a home with their grandfather, and they're fixing up their boxcar so they can ride it in the big Greenfield Founder's Day parade. There's just one problem: Someone has stolen the boxcar . . . with their dog, Watch, in it! If only they can find the missing boxcar, it will lead them to Watch. Can the Boxcar Children solve their most important mystery ever?

The Boxcar Children are going to a dog show. They meet all kinds of dogs, from a spotted Dalmatian to a big, hairy sheepdog. But then strange things start happening at the dog show, and no one knows why. Can the children solve the mystery and save the day?

The Aldens have joined a bicycle race! Three days of riding and camping should be fun for everyone. Even Grandfather has joined the race. But right from the word "Go!" things go wrong: misleading road signs by day and collapsing tents by night. Henry's first flat tire could be bad luck, but three flat tires point to foul play. But who is playing foul — and why? The Boxcar Children are determined to solve the mystery before they cross the