Worksheets are available to teachers who place group orders through their schools. They are provided on a faxback system by calling (01) 670 9709 from a fax machine set up for touchtone dialling, then follow the recorded instructions. If you have a pulse-dialling machine, refer to the manual to set it for touchtone dialling. If you have problems, telephone (01) 679 2022, ext 568 or 580.