Book excerpt: Three class books covering Key Stage 3 biology, chemistry and physics as separate subjects; companion teacher file CD-ROMs containing lesson plans and resource sheets as printable pdfs Just one of the resources available for Spectrum Separate Science, it introduces the key words and concepts that pupils need in a modern, fun and clear way. The Chemistry units of the QCA Scheme of Work are covered, along with part of Scientific Investigations, as advised by the Framework. Questions are included throughout each chapter to check understanding and to build thinking skills. The practical activities, discussions, starters and homework that you will need to build on this core content are contained on the Chemistry Teacher CD-ROM. Support is provided by the extensive guidance notes in the teacher material.