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. Book banded for guided and independent reading, there are reading notes in the back, comprehensive teaching and assessment support and ebooks available.

Dreams can be strange, funny or scary, but they all have something in common. Almost everyone has them! Scientists are trying to understand why. Do dreams help our brains to store yesterday's experiences, or prepare for the future? Or are they just a side effect of a busy brain at work? Let's dive into different ideas about dreams and find out!

White Plus/Band 10+ books provide challenging plots and vocabulary as well as opportunities to practise inference, prediction and reading stamina.

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.

Isabel first explored the science of sleep and dreams while studying animal behaviour as part of her degree. She was keen to help young readers find out how scientists have tackled questions about dreams and - even more importantly - begin to ask new questions of their own.