Gwen Stefani: Mommy Duties with Kingston and Zuma!

Gwen Stefani keeps it cool and casual as she takes her son Zuma, 5, to school on Monday (September 16) in Studio City, Calif.

The day before, the 43-year-old possibly pregnant rocker treated Kingston, 7, and Zuma to dessert at Ice Cream Lab after a fun afternoon at the park, where the boys rode their scooters.

PHOTOS: Check out the latest pics of Gwen Stefani

On Saturday (September 14), Gwen‘s husband Gavin Rossdale took the boys to a park in Studio City to play some soccer while Gwen rocked a leopard print ensemble while making her way to a Baby Shower in Hollywood.

30+ pictures inside of Gwen Stefani and Gavin Rossdale out and about with their boys…