• Vermont’s PuppeTree will give a new twist to the classic Leo Lionni picture book, “Swimmy/Swimmer,” with a puppet show at 2:30 p.m. in the Assembly Room of the Belmont Public Library.

Watch a trailer of the performance here.

• The Belmont High School Teen Techs are back at the Belmont Public Library to help residents and patrons who are looking for help with computers, the internet, e-readers, tablets and the hows and whys of the social media world. The crew will be doing their tech wizardry from 11 a.m. to noon in the Young Adult Room. Register online, stop by the reference desk to register in person or call 617-993-2870 to register by phone.

• Duplicate Bridge Club meets from 9:30 a.m. to 12:30 p.m. at the Beech Street Center, 266 Beech St. Every Wednesday the club holds American Contact Bridge League-sanctioned games. All are welcome to play. Cost is $7.

• The Belmont Book Discussion group will discuss “Juliet in August” by Diane Warren at 3 p.m. in the Flett Room of the Belmont Public Library. Everyone is welcome to attend. Copies of the book can be requested through the library’s catalog or call the library’s Reference staff at 617-993-2870.