Boot, Lesley R.
Algebra: children's strategies and errors: a report of the Strategies and Errors in Secondary Mathematics Project/ SESM Research Team:�avid C. Johnson...[et al] Author/researcher,Lesley R.Boot; - Windsor: NFER-Nelson, 1984 - 142p.: ill.
Algebra--Curricula
Algebra--Study and teaching (Secondary)--Great Britain
Algebra: children's strategies and errors: a report of the Strategies and Errors in Secondary Mathematics Project/ SESM Research Team:�avid C. Johnson...[et al] Author/researcher,Lesley R.Boot; - Windsor: NFER-Nelson, 1984 - 142p.: ill.
Algebra--Curricula
Algebra--Study and teaching (Secondary)--Great Britain