Step 1:

Pick up 2 A, 1 B, 2 A, 1 B, 2 A, 1 B, 2A, 1 B, 2 A, 1 B, 2 A, 1 B, 2 A, and 1 B, for a total of 21 beads.

Step 2:

Pick up 2 A, 1 B, 3 A, and 1 B. Pass through the first B bead.

This is what it should look like.

Step 3:

Pick up 2 A, 1 B, and 2 A. Skipping the next B bead, pass through the B bead that’s next.

This is what it should look like.

Repeat step 3 to continue your netting.

…

Finish this row by passing through the B bead at the end.

This is what it should look like.

To add an additional row, we must turn around. Repeat step 2.

This is what it should look like.

Repeat step 2 to complete your row.

…

…

…

And you are finished!