Written and evaluated by experienced educators, this third edition of the popular series brings an entirely fresh approach, updating the design and illustrations and matching the content perfectly to the latest curriculum. What's new? * A thorough review from the ground up, ensuring full curriculum coverage and a contemporary, up-to-date approach * 'Word power' feature introduces new vocabulary and concepts * 'Think about it' feature makes cross-curricular links and encourages critical-thinking and problem-solving