After a trip to the museum, Max writes a letter to his favouritedinosaur, the mighty T. Rex - and the T. Rex writes back! So beginsa very unusual friendship in this interactive picture book withletters and cards to open, and dinosaur facts to discover alongthe way.

The first in the bestselling interactive picture book series about a dinosaur and his best friend Max - with real, fold-out letters to read

After a trip to the museum, Max writes a letter to his favourite dinosaur, the mighty T. Rex - and the T. Rex writes back!

As Max and T. Rex learn about each other's lives, a very unusual friendship develops in this funny and touching story from an award-winning duo.

• Dinosaur fans will love this interactive picture book with letters and cards to open
• Dinosaur facts to discover along the way
• Brilliantly colourful illustrations throughout