Congressional Plaza in Rockville kicks off its spring Mommy & Me (& Daddy Too!) events this week. There will be live performances, craft projects, giveaways, balloon twisting and kids-eat-free promotions throughout the shopping center. And this year the monthly program has been expanded to downtown Rockville, where it will be held at the Town Square through October and inside the library during the colder months. Congressional’s program, which starts today (4/10). Rockville’s program starts next Tuesday, April 15th.