Collins Big Cat supports every primary child on their reading journey from phonics to fluency. Top authors and illustrators have created fiction and non-fiction books that children love to read. Levelled for guided and independent reading, each book includes ideas to support reading. Teaching and assessment support and eBooks are also available.

Join Cleo MacGuffin, self-proclaimed 'adventuring enthusiast', their cousin Samara and their friend Prince Mateo as they find themselves caught up in thrilling quests in the fantasy world of the Kingdom of Pages.

When Cleo and Samara accidentally sell a book that wasn't for sale, they must get it back. But what do they do when they track down the mysterious boy who bought it, only to find out he's in danger and needs help?

Topaz/Band 13 books offer longer and more demanding reads for children to investigate and evaluate.

Pages 30 and 31 allow children to re-visit the content of the book, supporting comprehension skills, vocabulary development and recall.

Ideas for reading in the back of the book provide practical support and stimulating activities.


Collins Big Cat supports every primary child on their reading journey from phonics to fluency. Top authors and illustrators have created fiction and non-fiction books that children love to read. Levelled for guided and independent reading, each book includes ideas to support reading. Teaching and assessment support and eBooks are also available.

Join Cleo MacGuffin, self-proclaimed 'adventuring enthusiast', their cousin Samara and their friend Prince Mateo as they find themselves caught up in thrilling quests in the fantasy world of the Kingdom of Pages.

After accidentally hurting their friends, Cleo decides to go on a quest to find the mysterious 'Gemstone of Fixing' and make things right. But the gemstone isn't quite what they expected …

Ruby/Band 14 books give increasing opportunities for children to develop their skills of inference and deduction.

Pages 46 and 47 allow children to re-visit the content of the book, supporting comprehension skills, vocabulary development and recall.

Ideas for reading in the back of the book provide practical support and stimulating activities.


Collins Big Cat supports every primary child on their reading journey from phonics to fluency. Top authors and illustrators have created fiction and non-fiction books that children love to read. Levelled for guided and independent reading, each book includes ideas to support reading. Teaching and assessment support and eBooks are also available.

Join Cleo MacGuffin, self-proclaimed 'adventuring enthusiast', their cousin Samara and their friend Prince Mateo as they find themselves caught up in thrilling quests in the fantasy world of the Kingdom of Pages.

The Wandering Watchers, the three most famous adventurers in the Kingdom of Pages, are Samara's heroes. After following the Watchers to see them in action, Samara and Cleo accidentally cause them to fall into a trap. They must find a way to save them, but they can't do it alone …

Emerald/Band 15 books provide a widening range of genres including science fiction and biography, prompting more ways to respond to texts.

Pages 46 and 47 allow children to re-visit the content of the book, supporting comprehension skills, vocabulary development and recall.

Ideas for reading in the back of the book provide practical support and stimulating activities.