What is the secret of the strange box that Chip finds in his bedroom? And who is the sinister man who seems to want the box so much?
Wilf has to go back in time to rescue part of the TimeWeb - an amazing time travelling machine that Mortlock needs to help him defeat the Virans. It's the most exciting and dangerous quest of Wilf's life - but will he succeed?
Neena is clever and brave. But has she got what it takes to go back in time and find the Matrix - a crucial part of the Time Web - before the Virans get hold of it?
The cell gives the TimeWeb its time-travelling power, and it would be a disaster if the Virans got their hands on it. Three of the children travel back in time to find the Cell .. but will they all come back safely?
What will the children find behind the strange door that appears in the landscape? And what does it have to do with Mr Mortlock, the school caretaker?
All the pieces of the TimeWeb have been found, and now it's just a matter of putting them all together ... or is it? There is one last dangerous quest to complete before the TimeWeb can begin its work.
The magic key takes the children back to a time when making breakfast is very different.
The little house gets broken at school. How does it get mended?
Mum get lots of plants for her birthday and the house turns into a jungle.
The key takes Chif, Wiilf, Nadim, and Floppy into the computer game.