The Star Ship Orca is taking off on a mission to find a new planet for the people of Earth. First stop: Mars. But will the crew find anything there except rocks and sand? Will they find intelligent life? Discover their journey in this imaginative story, written by Anne Curtis and illustrated by Chris Corner.

* Collins Big Cat Progress builds confidence, helping struggling pupils not only to read, but to love reading * Dual-banded books provide age-appropriate interest level material matched with a lower reading ability level * Every book is levelled by reading expert Cliff Moon to ensure precise, systematic, measurable progression to help close the ability gap * The books use a range of reading strategies: phonic, graphic, syntactic and contextual to build confident, accurate, fluent readers * Designed to build speaking and listening skills, as well as reading skills, the books are highly visual and include incredible illustrations and photographs * Every book has a Key Stage 2 look-and-feel to engage older pupils and avoid stigmatisation * Topics are relevant for children in years 3-6 and connected to the curriculum and framework objectives for these years to support inclusion * Progress titles contain a Reader Response page to encourage the pupil to respond to and recall what they have read. This offers an ideal opportunity to check comprehension * Ideas for Reading, written by primary literacy expert Gill Howell are included in the back of every book to help you support the reading needs of each child