10 books • 4 series
The Shameless Guide to Life
Calculus - A Complete Introduction
Understand Trigonometry (Teach Yourself (McGraw-Hill))
Understand Algebra (Teach Yourself (McGraw-Hill))
Understand Calculus (Teach Yourself (McGraw-Hill))
Understand Calculus: Teach Yourself
Understand Trigonometry: Teach Yourself (Ty Maths)
Understand Algebra: Teach Yourself (Tym) (Ty Maths)
The Ins and Outs of Mathematica
Children's Ward (Heinemann Plays S.)