The Number Devil : A Mathematical Adventure Condition:Like New and best of all

and best of all

literal and metaphorical

Cujo is about to become the center of a horrifying vortex that will inescapably draw in everyone around him—a relentless reign of terror

But Keiko knows what makes her happy

For more than four centuries

The Number Devil : A Mathematical Adventure Condition:Like New and best of allTwelve year old Robert hates his maths teacher: he sets his class boring problems and won't let them use their calculators. Then in his dreams Robert meets the Number Devil, who brings the subject magically to life, illustrating with wit and charm a world in which numbers can amaze and fascinate, where maths is nothing like the dreary, difficult process that so many of us dread. The Number Devil knows how to make maths devilishly simple. Author: Hans