RICHMOND -- The public is invited to attend a Lego Robotics Qualifier Tournament on Saturday at Mira Vista Elementary.

The free event will include 12 school teams from throughout the East Bay demonstrating science, technology, engineering and math skills -- also known as STEM -- while also exhibiting teamwork and cooperation.

The competition is from 8 a.m. to 5 p.m. at the school, at 6397 Hazel Ave. in Richmond. The culinary program at Hercules High School will provide food for the tournament, which will culminate with an awards ceremony.

More information about the competition is available by visiting www.firstlegoleague.org.