Give your nervous system a coffee break. This AFOL-friendly list rounds up cozy, screen-free LEGO sets that double as stress relief—clicky, satisfying steps, calm palettes, and display-worthy finishes. Expect mindful builds (botanical, architecture, dioramas, small Technic) organized by vibe: 30–60-min minis, Sunday-afternoon flow, date-night duo, and gentle marathon. Brew something warm, cue a chill playlist, and build your calm—no apps, no pings, just bricks and joy.