|Sample knit with worsted weight yarn on US Size 6 needles|
yfwd = bring the yarn to the front of the work
ybk = take yarn to the back of the work
Sl = slip (as if to purl)
Multiple of 2 +1
Cast on using A
Row 1 (RS): Using A - Knit
Row 2: Using B - *K1, Sl 1*, end with K1
Row 3: Using B - *K1, yfwd, Sl 1, ybk*, end with K1
Rows 4 and 5: Using A - Knit
Row 6: Using B - K1 *K1, Sl 1*, end K2
Row 7: Using B - K2 *yfwd, Sl 1, ybk, K1*, end K1
Row 8: Using A - Knit
Repeat these eight rows for the pattern.
Here is the video. Happy Knitting and Enjoy!