Square number 25
Nice simple little block with just knit and purl stitches.
Aran weight 5mm needles 22 sts
Double knitting 4mm needles 26sts
Row 1 - knit all stitches
Row 2 - p2 *k2,p2* repeat *-* until the end of the row
Work rows 1 - 2 until work measures 4" cast off