On Tuesday, he surprised classmates during a school assembly.
The Daily Herald provided photos of 11-year-old Dominic Szymanski's return.
He's using crutches but is scheduled to be fit for a prosthetic Thursday.
The boy thanked everyone for their thoughts, prayers and gifts during his recovery.
Szymanski was struck by a train in downtown Barrington in March.
You can read more about this story in the Wednesday edition of The Daily Herald.