Project X Origins is a ground-breaking guided reading programme for the whole school. Action-packed stories, fascinating non-fiction and comprehensive guided reading support meet the needs of children at every stage of their reading development. In Under Siege a visit to a local castle almost turns into a disaster for Cat and Tiger. Can they escape before it's too late?Each book also contains inside cover notes that highlight challenge words, prompt questions and a range of follow-up activities to support children in their reading.