Nathan is excited to get to the bottom of the garden to visit the magical dinodoor to the Triassic. He ignores his mum's advice to wear a hat and sun cream.

Nathan finds lots of different reptiles living in the baking hot triassic, but he has to hunt to find the first dinosaurs. He enjoys a dinosaur ride home to the dinodoor, wishing his had listened to his mum.

A simple story for early readers with full colour illustrations