Books in the The Glass Children series

They thought ghosts didn't exist . . .But when Aladdin s parents discover food is being stolen from their restaurant, he and his friends decide to investigate.Soon, Aladdin notices a strange boy dressed in short trousers, despite the freezing cold. But as hard as he tries to catch him, the boy always disappears leaving no tracks in the fresh snow. Before long, Aladdin and his friends are pulled into a web of secrets and history, treasure and crime.Can they uncover the mystery of the curious Silver Boy?

Billie is forced to leave the only home she's ever known when her mother decides they should move to a new house in a small town. But her mother thinks Billie is making it up With the help of her new friend Aladdin, Billie desperately tries to uncover the house's dark, tragic history .