When Henry's parents choose Mudge, the wriggling puppy has floppy ears and straight, soft fur. Mudge is tiny. But Henry knows he'll grow. Now Mudge is three feet tall, and he's the best friend Henry has ever had. Mudge trots to school with Henry, and he sleeps on Henry's bed. But one day the big dog goes for a walk by himself and gets lost. When Henry comes home from school, he is alone. Where's Mudge?

Mr. Putter is tired of living all alone, with no one to share his morning English muffins or his afternoon tea. He has many wonderful stories to tell, but no one to tell them to. What Mr. Putter needs is some good company. But good company is hard to find. This first adventure in award-winning author Cynthia Rylant's popular series introduces readers to a pair of friends who are just perfect for each other.

Doug discovers that though being Harry's best friend in Miss Mackle's second grade class isn't always easy, as Harry likes to do horrible things, it is often a lot of fun.

In Dinosaurs Before Dark, adventure is waiting to happen! Jack and his younger sister, Annie, stumble upon a tree house filled with books. Where did the tree house come from? How long has it been there? When Jack reads a book about the Cretaceous period, 65 million years ago, and wishes he could really see the pteranodon, it suddenly appears at his window. Magically. Before Jack and Annie can figure out the mystery, the tree house whisks them back to the prehistoric past.

When Cam and Eric go on a field trip to the museum with their fifth grade class, Cam - with her photographic memory - makes an interesting discovery: dinosaur bones are missing from one of the exhibits. When no one believes them, they decide to catch the thieves themselves. As they stake out the library, a mysterious milk truck stops by. Cam knows something is wrong. The logo on the truck does not match the logo on the milk carton they drank from at lunch. The game is afoot! Will they find the missing dinosaur bones when they follow the truck to a neighborhood house?