The pupils' books are designed to support, extend and reinforce the work generated by the teachers' guides. This title is is the follow-on from Years 3-4, with more about light. Other features include: essential, but difficult to find, secondary source materials at the appropriate level; information about scientific inventions and discoveries; scientific facts or "WOWS"; thought-provoking and amusing stories and poems; games and word play; and simple and unusual extension and reinforcement activities.