By Gillian Cross, Cross, Gillian, Cottam, Martin
By Ben Butterworth, Lorraine Calaora
By Hunt, Rod, Brychta, Alex
By Harris, Colin, Wright, Joseph
By Harris, Colin
By Harris, Colin, Farmer, Mark
By Bawden, Nina, Ms Nina Bawden
By Malorie Blackman, Blackman, Malorie
By ian-strachan, Strachan, Ian
By NO AUTHOR
By Hony, Viv, Turner, David, Oakley, K, Lane, P
By Macdonald, Alan, Remphry, Martin
By McCaughrean, Geraldine, King, Carolyn
By Hunt, Roderick, etc.
By Edel Wignell, Rose Inserra, Annette Smith, JENNY GILES, Jan Weeks
By Randell, Beverley
By Scottish Primary Mathematics Group
By Smith, Viv
By Royston, Angela
By Bull, Ron, Miller, Jim, Newman, Graham
By Scottish Primar, M, Scottish Primary Mathematics Group
By Ruth Merttens, David Kirkby
By Mark Wilson
By Giles, Jenny