but I think this age bracket should be using an actual bicycle to get around. When I was 13 I had the lungs and the legs to take my Schwinn Stingray anywhere I wanted. That was also in 1978. Kids ...

ODIER 12.2mm bike trailer hitch coupler for Instep and Schwinn bike trailer allows you to attache an Instep or Schwinn kids or pet bicycle trailer to almost any bike. Easy to Install: Just need 1 ...

Since kids’ bikes are often sized differently ... Most bikes will offer multiple sizes, and bike maker Schwinn even has estimates as to which size to buy, depending on your child’s age ...