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Quilt Math Guide

Piecing & Quilt Blocks

Practical piecing & quilt blocks planning guides.

Piecing & Quilt Blocks

How to Sew an Accurate Quarter-Inch Quilt Seam

A practical piecing & quilt blocks guide to sew an accurate quarter-inch quilt seam, with a repeatable method, worked example, checklist, limitations, and official source links.

Updated August 8, 2026

Piecing & Quilt Blocks

Half-Square Triangles: Two-at-a-Time Method for Beginners

A practical piecing & quilt blocks guide to half-square triangles — two-at-a-time method for beginners, with a repeatable method, worked example, checklist, limitations, and official source links.

Updated August 8, 2026