Robotic kit incorporating a sensor which detects noise and controls a series of sequential steps. Each time the frog detects a noise (e.g. a clap) it will perform a different action, with a sequence of start, stop, turn left, stop, turn right, stop. Requires 2 x AA batteries (order codes 460-027 or 460-406) plus 1 x PP3 9V battery (460-033 or 480-412). Full comprehensive instructions included.