A time travel mystery adventure for children aged 8-11.
Who is the boy rowing towards them? Why is he.
Where does he go? And why does he keep reappearing wet-through? Their quest to solve the riddle over the summer holidays leads to a boat buried under a grassy mound - and a tunnel that takes them to a Secret lake.
When Stella and her younger brother, Tom, move to their new London home, they become mystified by the disappearances of Harry, their elderly neighbour\'s dog.
A time travel mystery adventure for children aged 8-11