Block {ONE} of the Mystery!

Block {One}

Using 6 of the 13/4” light strips, and 9 of the 1 3/4" dark strips, 
sew 3 sections of DLDLD,

 and cut them into 6 3/4" squares until you have 16 units like the picture.

Save the leftovers for {Block Two}

see you tomorrow for block {TWO}