By Sauvain, Philip, Rowe, Eric
By Pedretti, Mara, Stephenson, Helen, Cook, Rolf
By McDonald, H.Simmons-, etc.
By Gregory, Oliver, Oliver Gregory
By David Ferriby, Tony Hewitt, Jim McCabe, Alan Mendum
By Newton, Derek, Smith, David
By Culpin, Christopher, Linsell, David
By Carter, Mary, etc., Culpin, Christopher, Kinloch, Nicholas
By Wheelocks
By Mayhew, Susan
By Bassett, Jennifer
By Escott, John
By Hubbard, Peter
By Snashall, Sarah
By Gallagher, Eithne, Hamayan, Else
By McCullagh, Patrick
By Middleton, Haydn
By Hunt, Rod, Brychta, Alex
By Bradfield, Philip, Potter, Steve
By Morgan, Michaela
By Ridout, C.J.
By Middlemas, Keith
By Laogun, E
By Yayock, J., Lombin, G., Owonubi, J. J.
By Pearson Education Ltd.
By SPMG, Scottish Primary Maths Group