How Long Does LEGO® Modulex Box - 100x Brick 1 x 5 with Horizontal Grooves (M20-2351-100) Take to Build?

A typical builder finishes LEGO® Modulex Box - 100x Brick 1 x 5 with Horizontal Grooves (set M20-2351-100, 100 pieces) in about 15 minutes. Taking it slowly runs closer to 20 minutes; building at a fast pace, about 10 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.