piece by piece
By completing each component gradually and in stages.
Synonyms: bit by bit, little by little
Rather than tackling the entire project at once, work on each assignment piece by piece.
We laughed ourselves silly, taking back our shared past, gently, piece by piece. Sarah Dessen
Soldiers are issued armour for their flesh and bones, but they must fashion their own for their souls. Piece by piece. (Itkovian) Steven Erikson
Romance is dead - it was acquired in a hostile takeover by Hallmark and Disney, homogenized, and sold off piece by piece. Yeardley Smith
There are so many steps you have to go through to reach a high level, so youre kind of building your own, I would say, mountain. You have to go piece by piece by piece. When youre young and really ambitious, you want to jump right up. It kind of teaches you a lesson, I would say. Victoria Azarenka
The weakness of ourselves and of our reason makes us see flaws in beauties by making us consider everything piece by piece. Johann Georg Hamann
Twenty years I've been fighting Ali, and I still want to take him apart piece by piece and send him back to Jesus. Joe Frazier