A conference - "Using and applying: children making mathematics" - originally scheduled for September 20 will now be held on March 25 at the School of Education, Exeter University with the School's Martin Hughes as key speaker. Events include children exploring mathematics and workshops on developmentally appropriate mathematics. Fee: Pounds 65. Details: Emergent Mathematics Teachers, Crosshills Cottage, Woodbury Salterton, near Exeter, Devon EX5 1PH. Tel: 01395 232342.