Sewing study stitches up Broadcom prize

30 finalists come to Washington for middle school science competition

Broadcom MASTERS winners Holly Jackson and Sahar Khashayar

Holly Jackson (left) and Sahar Khashayar took the top prizes in the Broadcom MASTERS competition.

P. Thornton/SSP

WASHINGTON — A teen who loves to sew zigzagged her way through three days of science, engineering and math challenges to win the top prize at a middle school science competition.