Simple Checker
Row 1: Knit 4, * purl 4, knit 4; repeat from * to end.
Row 2: Purl 4; * knit 4, purl 4; repeat from * to end.
Row 3: Knit 4, * purl 4, knit 4; repeat from * to end.
Row 4: Purl 4; * knit 4, purl 4; repeat from * to end.
Row 5: Knit 4, * purl 4, knit 4; repeat from * to end.
Rows 6 - 10: Repeat Rows 1 - 5.
Repeat Rows 1 - 10 for pattern.
Worked in the round