Book United Kingdom Mathematics Trust Yearbook 2005-6 pound;6, plus previous years www.mathcomp.leeds.ac.uk Each year's National Maths Challenge papers, including follow-on rounds and solutions. Rich source of interesting and challenging questions for individuals, groups or classes, developing robust understanding and rigorous argument, suitable for almost all abilities.
DVD Maths4Real, pound;94 for five volumes, Channel4Learning www.channel4learning.net
Motivating, dynamic presentations in real life settings, including "tick or trash" solutions to GCSE questions featuring misconceptions. Each volume contains four or five stand-alone episodes targeted at GCSE grade DCB pupils.
Website www.estarters.com (Trinity Maths) Free, engaging, interactive content, including excerpt topic files from Trinity Maths for GCSE.
Jennie Golding is head of maths at Woodroffe School, Lyme Regis, Dorset