Ten-year-old twins Kirsty and David Murray love their crofting life in the north of Scotland. They collect shellfish, milk the cows, and help their father grow oats and vegetables. One day the countess's men come and burned their house, saying they would have to leave.

The family traveled across Scotland to Glasgow. City life is dirty and overcrowded, and work in the mills is hard and dangerous. Then a chance comes to join a ship that will sail for Hudson Bay in Canada...and once again they start a long, perilous journey. Will they survive the treacherous Atlantic crossing, and what will...

Kathleen Fidler's classic story is set in the ancient stone-age village of Skara Brae on Orkney, now a major tourist attraction. This is a fascinating and vividly portrayed story of life nearly 3,000 years ago.

Kali and Brockan are in trouble. They have been using their stone axes to chip limpets off the rocks, but they've gone too far out and find themselves trapped by the tides. Then, an unexpected rescuer appears, a strange boy in a strange boat, carrying a strangely sharp axe of a type they have never seen before.

Conflict arises, as the village of Skara must decide what to do...