By Anita Straker, Straker, Anita
By Jan Ormerod, Ormerod, Jan
By Jan Ormerod
By William Shakespeare
By Milner, Bryan, Martin, Jean, Evans, Peter
By Peter Clarke
By Tony Bradman, Bradman, Tony
By Wells, H. G.
By Roy Edwards, Jean Clark, Alice Dickson, Barbara Hewett, Barbara White
By Ghislaine Vautier, McLeish
By Ronald Gray
By F. W. Rawding
By Stimpson, Peter, Smith, Alex
By Clare West
By Pat Bryden, Cliff Pavelin, Bryden, Pat, Pavelin, Cliff
By School Mathematics Project
By J. C. P. Miller
By Cynthia Rider