Your parents have invented the antimatter device, an instrument powerful enough to rupture the boundaries of time and space. Rival scientist Dr. Fingley has stolen it -- and accidentally plunged you into another world. Now you're trapped with him on a deserted planet. Your only hope of return is the antimatter device -- but the evil doctor will stop at nothing to keep you away from it!
Original title: The Antimatter Formula
Genre: Fiction→ Children & Young Adult→ Adventure→ Choose-your-own-Adventure