By Steele, Philip
By Locke, Ian
By Maynard, Christopher, Verolet, Jean-Pierre
By Crosher, Judith
By Griffin, Mary, Jennings, Terry
By Binch, Norman
By Little Brother Books
By Scottish Primary Mathematics Group
By Heaton, Tim, Lawson, Tony
By Turner, Tracey
By Dee Reid, Diana Bentley, Norma Gaunt, Jane Whitwell, Reid, Dee, Bentley, Diana, Gaunt, Norma, Whitwell, Jane
By Harker, Jillian, Taylor, Geraldine, Church, Caroline Jayne
By Brewer, Duncan, Borton, Paula
By Various, Gemma Willis
By Jacqui Bailey, Bailey, Jacqui, McCafferty, Jan
By Moore, Jo Ellen, Evans, Joy
By Belinda Gallagher
By Fox, Hayden
By Jonathan Weyers, Kathleen McMillan
By Scottish Primary Mathematics Group, Matthews, Bethan, etc.
By Kerry, Prof. Trevor
By Bell, Peter, Kerry, Prof. Trevor
By Blandford, Sonia
By Simon Tudhope, Sarah Horne
By March, Peter R.
By Gatward, David, Clark, Debbie