The perfect book for ace puzzlers and kids who like a challenge, The Kids Book of Sudoku helps to develop mental arithmetic and logic skills.

The perfect book for ace puzzlers and kids who like a challenge, The Kids' Book of Sudoku helps to develop mental arithmetic and logic skills.

The transport ship Orion is four months out of Earth when catastrophe strikes - leaving the ship and everyone on board stranded in deep space.

Two cavemen desire the best of everything! But will their competitive games make them happy in the end? Inch and Grub are two exquisitely hairy and competitive cavemen. Grub's cave is bigger, and he says that makes him the best. So Inch adds a water feature to his cave. But Grub has made fire! So Inch makes a chair. And a house. And a car. Grub, meanwhile, has accumulated a castle and a train and a radio! And so the contest spirals and spirals to ever ridiculous heights ... until they each have a HUGE wobbling mountain of stuff! From the humble handprint to Michelangelo's "David" the...

But first, Adam must decide who - and what - he really is. With incredible twists and turns, and a hugely-gripping, action-packed story, this is a thrilling, unputdownable adventure - perfect for fans of Eoin Colfer, Anthony Horowitz, and Philip Reeve.