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Come share your Pride and play with our button maker! We'll have templates for Pride flag buttons and pronoun buttons and lots of supplies to make your own button design.

Join us every other week on Mondays at 4PM to learn and practice Zen meditation with our neighbors at the Cambridge Zen Center! Each session consists of a 15 minutes of introduction meditation, 20 minutes of sitting, followed by 10 minutes for questions. For more information about the Cambridge Zen Center, please visit their website! Questions? Contact Brett Dixon, Library Social Worker, bdixon@cambridgema.gov.

The Lion Sisters are a sibling duo with Josi on fiddle and vocals, and Lily on guitar and vocals. They're from New Hampshire, known for tight sister harmonies and genre-blending sound that fuses folk, bluegrass, Irish fiddle, vintage country with a modern edge. PARK SOUNDS 2026 brings free outdoor musical performances featuring local artists to the front lawn of the Cambridge Public Library Main Branch. These events are all-ages. Bring a chair, food, and loved ones to celebrate the summer! Funding is provided by the CPL Foundation in memory of Janet Axelrod.

Have you checked out The Hive yet? Teens are welcome to come learn about our space and try their hand at sticker making, video recording in our studio and more. This is a drop-in event designed for patrons ages 12-18.

AI is the most transformative technology of our time, yet decisions about its future are being shaped by a small group of people. As AI becomes embedded in our daily lives, the voices of young people, families, educators, and community members matter more than ever. Join us for an inclusive, intergenerational gathering where we explore what is at stake, what is possible, how we can collectively shape a more humane and equitable future in the age of AI. AI and Us Showcase — Discover how young people, researchers, and community organizations are shaping AI for humanity. Town Hall Conversations — Hear from thought leaders and youth voices on why our participation in AI’s future is not optional. Community Commitment Wall — Add your hope or promise for a future where everyone belongs in the story of AI Panelists include digital artist Dr. Nettrice Gaskins; Dr. Pedro Reynolds-Cuellar, a Research Scientist at the Robotics and AI Institute; Mark Lannigan, the Regional Director for Senator Ed Markey; Dr. Nathan Sanders, a Data Scientist at the Harvard Berkman Klein Center; Dr. Maria Madison, the Principal Investigator in the Racial Justice and Tech Program at Brandeis University’s Heller School for Social Policy and Management; Dr. Deb Roy, the Director of the Constructive Communication Center at the MIT Media Labs; and Dr. Dia Ghosh, the Founder of Joint Family. Panelists will also include Gianluca Álvarez and Jeremy Miranda Casildo, youth AI Research Interns with Innovators for Purpose.

Want to try your hand at poetry, or need a refresher on the fundamentals? This 2.5-hour workshop led by Jacob Anavisca will go over some of the building blocks of poetry (musicality, imagery, forms, etc.). Participants will be given generative exercises, and even learn a little about submitting their work for publication. Jacob Anavisca is an assistant editor of Only Poems literary magazine. His work has appeared in HNDL MAG. Registration is required.

Stop by to pick up an activity before the weekend. Choose a paper mask template to take home; then color, cut and assemble. Recommended for ages 4-10, while supplies last. Crayons/markers, scissors and glue/tape not provided.

All ages are welcome to join us as we observe birds at Fresh Pond. We will look for birds migrating to or through our area as well as year-round resident birds. As we walk we will discuss general birdwatching tips and learn more about the birds we share our outdoor spaces with. A limited supply of binoculars will be available. Registration is required for this event. The walk will meet outside the ranger station/water department building at Fresh Pond: https://maps.app.goo.gl/G1bJGhMG17mAaFgL9 In case of inclement weather, this event will be canceled. For more information, contact the O'Neill Branch at 617-349-4023.

Provide an attractive private space where working mothers and community members can breastfeed or pump during the work day. Provision of break time and a private area for nursing or pumping is required by the Fair Labor Standards Act.

Update: This event has been moved inside the Valente Branch Community Room due to the heat emergency declared by the City of Cambridge. Join us for one, two, or all CPL Adult Summer Camp activities to meet new people and have nostalgic fun outside in Cambridge! Make Tie Dye T-shirts & Bags with us in the Reading Garden next to Valente. Rain/High Heat Location: Valente Branch Library Registration Required.