Calling all brain-boxes, would-be-brain-boxes and think-I'm-brain-boxes. You know you're a clever-clogs. After all, that's what your mother always told you, even though you're A-Level Maths result begged to differ. And we know you're a clever clogs. But have you ever wondered how clever you really are? Now you can put that to rights and establish your genius once and for all with the help of this authentic, honest-to-goodness IQ Test in a sleek metal box.

With IQ guru Philip Carter at the helm, this test is designed to stretch the old grey matter in all manner of fiendishly clever, mind-bending ways. Simply follow the instructions, set aside two hours of your valuable time, complete the test and send it off for scoring in the postage-paid envelope provided. Then, when marking's complete, you'll be sent a lavish certificate complete with your score, offering conclusive proof of your undoubted genius at last. As a measure of general intelligence, of course, the test is easier said than done. That's where you and your much vaunted intelligence come in. So get with the program, do the test and reveal your Quotient to a waiting world. You simply know you want to.