Week 17 - Block 42 - Boxy Star!
First, you're going to need to make your 16 HSTs (see tutorial link above). Here's the layout of the block:
Here are your 2 segments - make 4 of each:
Then join the two segments together - make 4 blocks
Turn your 4 blocks into the "Boxy Star" layout:
Join them together to complete your block!