Have you ever longed to climb aboard the TARDIS and enter another dimension? Meet the Doctor and join him in outwitting his enemies? Well, now's your chance! All you need is a pair of dice, a pencil, a little bit of luck and all your wits about you. Ready? Somewhere deep in the Universe the Rani is planning an evil experiment to plunge the Earth back into primeval slime. Only the Doctor — and you — can locate her fiendish Time Destabilizer and save the world! Now open the covers and join the Doctor in an adventure through Time and Space...