By Handbury, Mike, Patmore, Mark, Jeskins, John, Matthews, Jean, Baxter, Howard
By Kearsley Bullen, Rob, Edmondson, Andrew, Ward, Tony
By Clarke, Peter
By Baxter, Howard, Handbury, Michael, howard-baxter
By School Mathematics Project
By Mike Handbury, Jean Matthews, Mark Patmore, John Jeskins, Howard Baxter
By Pledger, Keith, Kent, Mr David
By Cole, Mr Gareth, Jolly, MR Peter, Kent, Mr David, Pledger, Keith
By Bright, Ms Sue, Birkett, Dan, Pledger, Keith
By Author Team, Combined
By Pledger, Keith, Cole, Mr Gareth, Kent, Mr David, Jolly, MR Peter, Keith Pledger, Mr Gareth Cole, Mr David Kent, Mr Peter Jolly
By SPMG, Scottish Primary Maths Group
By Bullen, Rob Kearsley
By Robert Glen
By Speed, Brian
By Smith, Frank