Work faster! says the new Boss. What can Psid and Bolter do? They love their job making cars. They are proud to be the last robots on the line.But when their boss demands they work at double speed, Psid and Bolter end up having an unexpected adventure ...Oxford Reading Tree All Stars is an engaging chapter fiction series which combines age-appropriate content with imaginative stories, perfect for inspiring and stretching able infants. The series develops comprehension skills and provides a wide variety of fiction topics and styles, alongside illustrations that aid understanding.All the books in this series are carefully levelled, so its easy to match every child to the right book one which will develop their reading skills and fuel their love of reading. Help with childrens reading development is also available at www.oxfordowl.co.uk.