What to consider when moving your child to a booster seat

Is your child ready for a booster seat asks Suzanne Keane We’re inching closer to the limits on our rear-facing car seats (125cm and 25kg) so I’ve had to consider an imminent transition to the scary world of forward-facing for my almost 5-year-old. I assumed we would rear face until he started school but after a recent growth spurt, it looks like he will be moving to a booster seat sooner than I thought! So how do you know your child...