Sea stars, fossils, Oski, the Cal Band, undergraduate advisers, free swag and beautiful weather all combined to make Cal Day 2018 an exceptional showcase of the best UC Berkeley has to offer students new, old and incoming, their families and friends, plus faculty, staff and neighbors.

Ilias Benomar (left), 12, Ali Benomar, 9, and Selma Benomar, 9, stack cardboard cubes for a box city project during Cal Day. (UC Berkeley photos by Brittany Hosea-Small)

Hundreds of students and Cal Day attendees fill Memorial Glade during a concert put on by SUPERB featuring Cuco and No Vacation.

Karina Sweitzer (right), a social welfare masters student, holds a human brain at the Cognitive Science Student Association table.

A young boy looks through the railing at the dinosaur skeletons in the Valley Life Sciences building.

Alfonso Reye-Mestidio (left), an ethnic studies major and intern at the Gender Equity Resource Center, talks with perspective student David Sanchez during Cal Day.