Essdras M Suarez/Globe Staff

At NewBridge on the Charles in Dedham, a retirement community and assisted living facility, residents participated in an art therapy class for Alzheimer’s patients.

Essdras M Suarez/Globe Staff

Clara listened to therapist Sally Harrison during a class called Making Music. Alzheimer’s institutions and caregivers are realizing art can do more than offer pleasant diversions.

Essdras M Suarez/Globe Staff

Intern Susan Garner-Titus helped resident Irving in a class called Glued Together.

Essdras M Suarez/Globe Staff

Leni, a resident, took part in a class called Making Music.

Essdras M Suarez/Globe Staff

In the music class, Dorothy played percussion and Harrison the flute.