Practical ideas for classroom activities and the Science Museum's potential to support science and technology will be highlighted in teachers' courses at the Science Museum, Exhibition Road, London SW7. Sessions include: Materials, June 13 (KS1-2); June 26 (KS3-4) and June 27 (GNVQ); and biochemistry and disease, July 8 (A-levelGNVQ). Fee: Pounds 40. (includes lunch and resource pack. ) Details: Education booking office, 0171 938 8222.