Patty Cakes Story Time: for children up to 3 years old attending with a caregiver, is from 11-11:15 a.m. Tuesdays, and features songs, rhymes and stories with an aim to early literacy. The next session is from June 19-Aug. 14.

Picture Book Time: for children 3-5 years old who may attend without a caregiver, is at 11 a.m. Thursdays. The next session is June 21-Aug. 16.

Kenn Adams' Adventure Theater: 7-7:50 p.m. June 13. Audience members make all of the sound effects, become the scenery, create the story and leap up on stage to play the main characters in this interactive theatrical adventure for preschoolers and kids ages 5-11.

Dream Big Fun Days: 2-3 p.m. June 18, 25. Kids in grades K-2 can drop into the library for stories, games and creative activities.

"Flowers in June" beading workshop: 4-5 p.m. June 13. Young people ages 12-17 are invited to a beading workshop conducted by Yolanda Seay. Register by June 12.

Own the Night, Own Your Dreams: 4-5 p.m. June 20. Youths ages 12-17

Book Buddies: 1-2 p.m. Wednesdays. A book buddy volunteer reader will be in the library to read to children of all ages.

Heather Donahue -- Grow Girl: How my Life After the Blair Witch Project Went to Pot: 2-3:15 p.m. June 23. Adults are invited to an author talk with the star of "The Blair Witch Project" who discusses her turn to growing medical marijuana after her acting career stalled.

Clayton Library Book Group: 7-9 p.m. the second Mondays, and open to interested adults. Sunny Solomon leads the June 11 discussion of "The Cellist of Sarajevo," by Steven Galloway.

The library is at 6125 Clayton Road, Clayton. Call 925-673-0659. Hours: 1-9 p.m. Mondays and Wednesdays; 10 a.m.-6 p.m. Tuesdays, Thursdays and Saturdays; and 1-5 p.m. Sundays.

Baby & Toddler Story Time: 10:15-10:35 a.m. and 11:15-11:35 a.m. Tuesdays. It is for children ages 0-3½ attending with a caregiver and features picture books, songs and bounces.

Dinosaurs Rock! 7-8 p.m. June 18. All ages are invited to this educational event. More information to come.

The Olmec, Maya and Aztec Workshop -- A Discover & Go Event: 3-4:30 p.m. June 15. For kids 5-11, representatives from the Museum of Craft and Folk Art in San Francisco will lead a hands-on event where participants, using ancient animal designs, will create a clay plaque for a wall hanging and rubbing surface. Kids will explore the Mesoamerican civilizations from Mexico to Central America and the contributions of the calendar, mathematics, pyramids, astronomy and hieroglyphics.

Bats in Focus: 7-8 p.m. July 2. Children in grades K-5 are invited to a program of the Summer Reading Festival about bats. More information will be available later.

Tenants' Rights Clinic: 5-7 p.m. June 7. Adults are invited to ask questions of two litigation attorneys, including a bilingual Spanish attorney, on lease duration, termination and modification, security deposits, rent payments, late fees, eviction, maintenance and repair, and handling disputes.

Free Legal Workshop on Wills and Trusts: 6-8 p.m. June 28. Attorney Deborah Moritz-Farr will lead presentation on the basics of wills, durable powers of attorney, advanced health care directives, trusts and probate, as well as federal estate taxes, joint tenancy, funding of trusts and titling of assets. ponsored by the Contra Costa County Bar Association.

Concord Mystery Book Club: 2:30 p.m. the second Sunday of the month, and mystery lovers are invited to join the group. On June 10, the discussion will be on "The Terra-Cotta Dog" (an Inspector Montalbano mystery) by Andrea Camilleri.

The library is at 2900 Salvio St., Concord. Phone: 925-646-5455. Hours: Noon-9 p.m. Mondays and Thursdays; 10 a.m.-6 p.m. Tuesdays and Wednesdays; 10 a.m.-5 p.m. Fridays and Saturdays; and 1-5 p.m. Sundays.