QUESTION: How do you do sums when you don't know what the numbers are?

ANSWER: You need to learn the secrets of one of the most murderous bits of maths ever invented - algebra!

All will be revealed by the mysterious "The Phantom X", the undercover agent for Murderous Maths who is licenced to cancel. Then once you've discovered all about unknowns, factorisation, simplification, graphs, linear, quadratic and simultaneous equations, you'll be able to save the universe from the devastation threatened by the awesome ZERO PROOF.

You'll also find out why:

• Pongo McWhiffy's kipper and pumpkin burgers are flying through the air
• The Pure Mathematicians are weeping with laughter in the Murderous Maths testing laboratory
• 94 councillors are licking scum off the beach at Fastbuck
• far out in space an Evil Gollark is kissing his friend.

Oh - and of course you'll pick up a few mind boggling tricks to play on your friends along the way!