How Long Does LEGO® Light and Transparent Bricks (9866) Take to Build?

A typical builder finishes LEGO® Light and Transparent Bricks (set 9866, 12 pieces) in about 5 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.