Peas and Carrots plus Building Blocks by Sandy Klop of for Moda. Pattern: Triple Squares Shoulder Bag #401 TSSB GREAT BOOK BAG FOR BACK TO SCHOOL! This is an EXCELLENT first time sewer's project. Our Triple Squares bag is SUPER EASY . . . even with the zipper! You'll need: Pattern: Triple Squares Shoulder Bag #401 TSSB 1 yd -of Peas and Carrots Stripe Yellow 21063 16 Moda #1 for the front, back, lining and strap. 1/2 yd - Peas and Carrots Daisies Green 21059 14 Moda #1 for large pockets. 1/8 yd - Building Blocks Dots Yellow 21048 22 Moda #1. Fusible Fleese or Thin Quilt Batting: (2) 15" x 15" Closure: (1) 12" Zipper OR (1) Scrap-bags 18 mm Magnetic Snap