How Long Does LEGO® Computer Science & AI 3-5 Replacement Pack (45546) Take to Build?

A typical builder finishes LEGO® Computer Science & AI 3-5 Replacement Pack (set 45546, 224 pieces) in about 35 minutes. Taking it slowly runs closer to 50 minutes; building at a fast pace, about 30 minutes.

PieceTick estimates build time from piece count, part complexity, the set’s age rating, your experience level, and how you sort pieces. Adjust those on this page for an estimate matched to how you build.