Boston Tech Mom is sponsoring the second annual Boston STEM Fair open house on March 11, 1PM-4PM at the Embassy Suites hotel (550 Winter Street, Waltham). It’s free for parents and kids (Grades K-12) who want to learn about opportunities in STEM including summer camps, after-school programs, college planning, etc. Exhibitors will discuss robotics, engineering, coding, science, tech entrepreneurship, and more.  There will also be raffles for prizes.