Bean Bags Material Fabric scraps Dry beans or peas sewing mahine or needle and thread Method. Bean bags are fun and easy to make. Cut two 6" squares or triangles. Have a big person sew the seams leaving one side open. Turn rightside out and fill 1/3 full of beans. Sew remaining seam. Use bean bags for playing catch or target practie, toss them into pails and knock over blow up toys or empty plastic bottles with them. .