Block Busters Author:Robin Lawrie This story is one of a series which is intended to involve even the most reluctant reader. It follows the adventures of a gang of friends brought together by their passion for mountain biking. In Block Busters, the gang find the cut and thrust of cross-country hard to handle. It's Race 4 of the Sword and Stump Challenge and they must lear... more »n to cope?fast!« less