This is a workbook with answers, outlining the Key Stage 3 concepts in the revised 1995 National Curriculum for Science, to help pupils revise for the Standard Assessment Tests. It is suitable for pupils in Years 7, 8 and 9 for study at home and for those preparing for assessment at the end of Year 9. It is based on the revised 1995 National Curriculum for Science. The workbook covers all the main science concepts required for Key Stage 3. The information is divided into the main sections of the Programme of Study and is presented as Levels 3 to 7. Progressing through the workbook, pupils are encouraged to note key words, match statements and label diagrams to ensure that revision is an active process. The answers are given at the back of the book to help pupils who are studying at home. The workbook can be used by pupils who have followed any Key Stage 3 science course.