There is a Children's Park in Cubbon Park, which is one of the popular parks in Bengaluru. This kids' park is operated by the Govt. of Karnataka and is a lovely p[lace for the kids to play around and have fun. You can take your kids along over a weekend and have some quality time with them.
The park allows you to carry your own food or other items. Do ensure that the place is kept clean when you leave.
Opening Hours: Mon-Fri: 10.30am-10pm