1. Councilwoman Letitia James, D-Fort Greene, vowed to press the city Department of Buildings for a thorough investigation into the cause of Monday's building collapse and sent another to the hospital with serious injuries. "I believe this tragedy further underscores the need for greater safety precautions and worker safety training at major development sites throughout the city," James said in a statement Monday.
2. , a grassroots-community for young Jewish Families with expecting moms and moms with babies, will hold its Monthly Get-Together. Fort Greene Park. 11 a.m. Free.
3. Get ready for a huge Maisy party as author Lucy Cousins comes all the way from England to read from her popular series of books about an adorable mouse. Greenlight Bookstore, 686 Fulton St. 4 p.m. Free.
4. Bargemusic will play with a free concert led by its director, Mark Peskanov. The program features works by Bach, Haydn, Schubert and Chopin. Fulton Ferry Landing, Old Fulton Street and East River. 8 p.m. Free.
5. Alternate side parking rules are in effect.