If your child packs and lugs their own suitcase, it might not get you to your destination faster, but it could help smooth your travels — or at least make them a little more bearable.We traveled by plane, train, car, and ship with 13 pieces of luggage to find ones that could work for kids as young as 18 months through the teen years.Our favorites include the Micro Allrounder Ride-On Travel Cart, a small case that a child can be pulled on; the MiaMily Carry On, an adult carry-on that includes a flip-up seat for a kid to ride on (or an adult to sit on); Away’s The Kids Carry-On, a pint-sized version of Away’s The Carry-On for grownups; the Pottery Barn Kids Mackenzie Ultimate Luggage and Pottery Barn Teen Hardsided Spinner, which come in an array of fun designs; and the Travelpro Maxlite 5 21” Carry-On Spinner, which is also our budget adult carry-on pick.Now to the more important question: Are we there yet?Everything we recommendA child as young as 18 months can sit on top of the Micro Allrounder Ride-On Travel Cart. Hannah Schwob for NYT WirecutterA seat panel flips up so a child can ride on the MiaMily Carry On. Hannah Schwob for NYT WirecutterAway’s The Kids Carry-On looks and feels a lot like the grownup one, but it comes in brighter colors. Hannah Schwob for NYT WirecutterThe Pottery Barn Kids Mackenzie Ultimate Luggage and Pottery Barn Teen Hardsided Spinner offer an array of eye-popping designs. Hannah Schwob for NYT WirecutterThe Travelpro Maxlite 5 21” Carry-On Spinner is also one of the picks in our guide to the best carry-on luggage for adults. Hannah Schwob for NYT WirecutterA child as young as 18 months can sit on top of the Micro Allrounder Ride-On Travel Cart. Hannah Schwob for NYT Wirecutter