Grid Blyton Adventure: The Island of Adventure

Enid Blytons classic adventure series is fantastically repackaged for a new generation of readers. For Philip, Dinah, Lucy-Ann and Jack, the holiday in Cornwall is everything theyd hoped for--until they begin to realize that something very sinister is taking place on the mysterious Isle of Gloom. But theyre not prepared for the dangerous adventure that awaits them in the abandoned copper mines and secret tunnels beneath the sea.