By Free, Richard
By Brodie, Andrew, Richardson, Judy
By Sue Atkinson, Jean De Lamos
By Karen Hamilton, Hamilton, Karen
By McDuell, G.R., Giliker, Peter, Gilliker
By Scottish Primary Mathematics Group
By Greenwood, Angela
By Millar, Alison
By Broadbent, Paul
By Roger Hepworth, Hepworth, Roger
By Bill Domoney, Paul Harrison, Liz Ransford, Christine Symonds, Domoney, Bill, Harrison, Paul, Ransford, Liz, Symonds, Christine
By Various
By Parramore, Keith, Stephens, Joan
By Althans, Stanley, Dent, Margery
By Johnston-Wilder, Sue, Peter, Pimm, David, Lee, Clare
By School Mathematics Project
By Goldie, Sophie, Whitehouse, Susan, Hanrahan, Val, Moore, Cath, Muscat, Jean-Paul, Pledger, Keith
By Letts KS1
By Chan, Fausto
By Nolan, Melvyn
By Schofield & Sims, Steve Mills, Hilary Koll
By Haggarty, Rod