By Ms Gwenllian Burns, Jean Linsky, Julie Bolter, Burns, Ms Gwenllian, Linsky, Jean, Bolter, Julie, Pledger, Keith, Cumming, Graham
By Dabell, John, Diggory, Nick
By Louise Carruthers, Carruthers, Louise, Diggory, Nick
By Paul Broadbent
By Culshaw, Chris, etc., Craig, David
By Phillips, Christopher J.
By Ruth Merttens, David Kirkby
By Crafts-Lighty, Anita
By Su, Francis, Jackson, Christopher
By Graham, Ted, Fentem, Roger, Berry, John, Courcy, Jayne de
By Tony Banks, etc., Banks, Tony, Fraser, Alan, Alcorn, David
By School Mathematics Project
By CGP Books
By Cogill, Julie, David, Anthony, Best, Greg
By Cogill, Julie, David, Anthony, Van Wyck, Rupert
By Koll, Hilary, Mills, Steve
By Chow, Victor, Wilne, Robert, Kaur, Berinderjeet
By Lawlor, Graham
By El-Naggar, Olwen
By Brodie, Andrew
By Brighouse, Alan, Godber, David, Patilla, Peter
By Briten, Paul
By Kirkby, Dave