Making sense of IT : the solution to IT in the maths national curriculum /
Ball, Derek.
[Harlow] : Longman,
[1992?]
Contents: Teachers' guide -- 4 x 24 numerator cards -- 4 x 24 logo cards -- 4 x 8 spread cards -- 4 x 6 pinpoint cards -- Inset pack -- 4 x 3 1/2" computer disks.