Tesco Direct have some fantastic half price offers on various ride on toys at the moment including the fab silver Go Kart in the pic, was £60 & is now £30 with free c+c, they also have a slightly different Red version for the same price too.
Others at half price include 6V Battery Police or Fairy Ride On for £25 each down from £50 & lots more links to others in comments.
Zoom around on this Tesco ride-on go kart for hours of racing fun. With sturdy and robust, heavy use tyres and a comfortable, adjustable seat, the go kart helps to develop a number of skills including steering with a wheel and using pedals to control speed. With speedy looking decals, this ride-on go kart is ideal for active play.
Protective equipment should be worn. Not to be used in traffic. 50kg maximum weight capacity.