Dinosaur Academy: Adding and Subtracting

Helps to develop children's early understanding and recognising numbers.

Features friendly illustrations that encourage children to have fun while learning.

Aims to bridge the gap between play and formal learning.

Lisa Regan is the author of more than 200 published titles, including puzzle books, children's reference, licensed characters and curriculum-linked workbooks. She lives in Colchester with her husband and two sons.

Claire Stamper is a children's illustrator with a flair for dynamic and colourful character design. She has utilised her skills in a variety of projects including Vodafone's red squirrel chat stickers, an assortment of designs for Kilogramme Animation Studio and being the sole illustrator for the entire curriculum of Learning For Little Fingers piano school.