The first book in a three-level science series covering the lower secondary grades and designed for children in English-medium schools, for whom English is not the first language. Dedicated ESL Science course designed for lower secondary students Perfect preparation for the IGCSE and equivalent courses Full-colour and well-illustrated to suit global market requirements Table of Contents: 1. Doing Science 2. Characteristics of living things 3. Cells and organ systems 4. Classification and variation 5. Habitats and feeding relationships 6. Acids and bases 7. Physical and chemical changes 8. Materials and their properties 9. The particle model of solids, liquids and gases 10. Mixing and separating substances 11. Forces 12. Energy resources 13. Electrical circuits 14. The Earth in space.