From award-winning author Johanna Bell and exciting new illustrator Huni Melissa Bolliger comes a playful story about what's possible when you let your curiosity run wild.Digger digs down. Digger digs deep, deep into the ground.Join happy-go-lucky Digger as he ditches the boredom of backyard life for an underground adventure. What will he find? What won't he find? Packed with colour and hidden treasures, this is the perfect picture book for small children who love dogs, digging and discovery.