The half square triangle unit is probably the most commonly used patch in a quilt block -- well it is second only to the square. It is made simply with two triangles, filling up half the square each -- hence the name. Take a quick look through this website, or in any quilting magazine, and you will start to notice that this half square triangle, regardless of its size, is present in more quilts than not.
Free Quilt Block Pattern
The Basket Puzzle quilt block is made of simple shapes -- only the square and half square triangle patches are used.
This quilt block can be used as a lesson for beginner quilters and also for a lesson on colour value. To make a really effective block, you need to use fabrics of light, medium and dark values.
The quilt block is technically a five patch as it has five distinct rows. However, the construction of this quilt block is done in the form of a nine patch.
The sample quilts illustrated show both a straight setting and an on point setting for the blocks. Let your own imagination take hold and create a stunning quilt with your special colours.