Tuesday Tutorial: Quick Quarter-Square Triangles (QSTs) | McCall’s Quilting Blog


In a previous lesson we showed you a nifty, efficient approach to making half-square triangles (HSTs) two-at-a-time, with no fabric waste. Now, let’s take a look at a similar approach for making quarter-square triangles (QSTs).

Note: please click any image to go directly to the video lesson.

QST2 Tuesday Tutorial: Quick Quarter Square Triangles (QSTs)

Watch Laura Stone Roberts as she demonstrates how to begin with two fabric squares and end up with quarter-square triangles in the exact size you need. You’ll find the easy formula for determining what size to cut your squares on the video page – I recommend you print the page to keep as a quick reference in your sewing area.

QST3 Tuesday Tutorial: Quick Quarter Square Triangles (QSTs)Once you’ve got your four triangles cut out as show above, Laura shows you examples of this essential quilt shape in both the Ohio Star Block and Card Trick Block.

QST4 Tuesday Tutorial: Quick Quarter Square Triangles (QSTs)Click here to watch the FREE video demonstration of how to make quick Quarter-Square Triangles (QSTs).

You’ll find this QST technique helpful in many quilting blocks and patterns. Take a few minutes to peruse our FREE quilt block pattern and quilt pattern libraries and see how many blocks you can spot that use this basic shape—click here!

You can watch any of our free McCall’s Quilting University (MQU) how-to-quilt video library lessons 24-7—click here to see the full selection.

Don’t miss any of our Tuesday Tutorials—click here to read them all, or click any link below.

  1. Pressing Basics
  2. Accurate 1/4″ Seam Allowances
  3. Rotary Cutting Basics
  4. Basic Quiltmaking Supplies
  5. Fabric Preparation
  6. Chain Piecing and Opposing Seams
  7. Color Selection Using a Focus Fabric
  8. Simple Fusible Appliqué
  9. Introduction to Half-Square Triangles
  10. Making and Using Quilting Templates


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