By W R J Waite, David Turner, Ian Potts, Viv Hony, Waite, W R J, Turner, David, Potts, Ian, Hony, Viv
By Ball, Barbara, etc.
By Cassell, David
By Unknown
By Bird, Marion
By Chris Humble, Fiona McGill, Humble, Chris, McGill, Fiona
By Noonan, Jim, Bevis, Terry, Cain, Gay, Martin, Brian, Mitchell, Christine, Powell, Robert, Wood, Gwen
By Fielker, David
By Koshy, Valsa, Murray, Jean
By Allison, Anne
By Sykes, Bob
By O'Meara, David
By Mills, Steve, Koll, Hilary
By Steve Mills, Hilary Koll, Mills, Steve, Koll, Hilary
By Askew, Mr Mike, Ebbutt, Sheila
By SPMG, Scottish Primary Maths Group
By Scottish Primary Mathematics Group
By Peter Clarke, Christina Rossiter, Clarke, Peter, Rossiter, Christina
By Kirkby, Dave
By Poskitt, Kjartan, Watson, Richard
By GL Assessment
By School Mathematics Project
By Newman, Graham, Taylor, Ken