By peoplestaff225
December 12, 2009 02:00 PM

Actress Mayim Bialik smiles as she arrives in Washington, DC with son Frederick Heschel, 15 months, on her hip on December 4th.

The former Blossom star was in town for a speaking engagement at Sixth and I Historic Synagogue.

Next up for Mayim? Upcoming roles on ‘Til Death and Secret Life of the American Teenager, airing in January.

She and husband Michael Stone are also parents to son Miles, 4.