Book Extension Mathematics by Tony Gardiner. Oxford University Press.
Alpha, Beta, Gamma pupils' books pound;9, teachers' book pound;30 Aimed at the top 25 per cent, coherent, challenging and fun. Could be a top set class text. Read the teacher's book.
Game Mathletts from AG Interactive Learning, pound;350 for an eight-box set or pound;325 if you quote The TES www.mathletts.com
Our pupils love these board games, ranging from additionsubtraction to several-step equations with negative solutions. Questions at three levels provide easy differentiation. An easy tool for student self-assessment.
Website www.transum.org.uk Some activities develop reasoning, others skill promotion. We like the Starter of the Day under Shine and Write: often wacky, sometimes tricky, but always fun. (See www.tes.co.uk for longer review.)