Can two friends foil a dastardly plan and save orphans from a fate worse than death? Christina lives in a big, old stone mansion on the edge of a dark forest su

Can two friends foil a dastardly plan and save orphans from a fate worse than death? Christina lives in a big, old stone mansion on the edge of a dark forest su

Ten-year-old Christina lives a sheltered life until she discovers a secret tunnel, an evil plot to enslave orphans, and a mysterious source of energy known as z

Teenage detectives Frank and Joe Hardy investigate a case of counterfeiting.

A lost dog, a hidden time tunnel and a secret lake take Stella and Tom to their home and the children living there 100 years in the past. A time-travel adventur