September 13-15: Lee Founders Weekend, see link for schedule, parade, fireworks, live music, food, vendors, car show, magic show, inflatables, historic tours, more, Downtown Lee, FREE.
September 13: Military Appreciation Day at the Big E, 10 a.m. - 10 p.m., FREE admission for military members and veterans, Eastern State Exposition, 1305 Memorial Ave., West Springfield, FREE.
September 13: Northampton Chalk Art Festival, 10 a.m. - 8 p.m., professional artists and amateurs create artwork, public welcome to participate in a public draw from 5-7 p.m., Downtown Northampton, FREE.
September 13: FREE Second Friday, 4-6 p.m., create animal etchings, free museum tours, Smith College Museum of Art, Route 9, Northampton, FREE.
September 13: Kids Yoga, 4:30 p.m., for ages 5-8, Transform at Amy Bourque Yoga, 470 Westfield St., West Springfield. Admission: $8 (use link to register).
September 13: Dumbo Outdoor Movie Screening, 7:30 p.m., circus performance proceeds the movie at 6 p.m., BYO blaket or chairs, Beacon Field, Greenfield, FREE.
September 14: Pony Rides, 9 a.m. - 1 p.m., Welsh Creek Farm Adventures to provide pony rides at the Easthampton Farmer's Market, 50 Payson Ave., Easthampton.
September 14: Saturday Strides, 9:30-10:30 a.m., try out a stroller strides mom and child exercise class, hosted by Fit4MOM Longmeadow, playgroup to follow, School Street Park, School Street, Agawam, FREE.
September 14: Sensory Walk, 10 a.m., guided sensory nature walk around the pond and woods, ideal for preschool age explorers and their adults, hosted by Agawam Family & Community Program, registration requested to firstname.lastname@example.org, meet at park pavilion, Robinson State Park, 428 North Street, Feeding Hills. Admission: Program is free but $8 park vehicle admission fee applies.
September 14: Hawk Watch, 10 a.m. - noon, hawk and raptor education program presented by Hitchcock Center for the Environment, Skinner State Park, Hadley, program is FREE but $5 park vehicle admission fee applies.
September 14: Granby Open Farm Day, 10 a.m. - 4 p.m., 11 farms open to the public to visit, see link for locations and schedule, Granby, CT, FREE.
September 14: New Hartford Open Farm Day, 10 a.m. - 4 p.m., farms open to the public to visit, see link for locations and schedule, New Hartford, CT, FREE.
September 15: Agawam & West Springfield Days at the Zoo, 10 a.m. - 4 p.m., residents of Agawam and West Springfield receive half off zoo admission with ID, The Zoo in Forest Park, Springfield.
September 15: Pop Up Player Makerspace, 10 a.m. - 1 p.m., community unplugged play with everyday building materials, Unitarian Society of Northampton and Florence, 220 Main St., Northampton, FREE.
September 14 & 15: Train Ride Public Meet, 10 a.m. - 3 p.m., train rides, food available for purchase or BYO picnic, Pioneer Valley Live Steamers, 108 Hillside Road, Southwick. Admission: $5/person with a $15 family max.
September 15: Tractor Show, 9 a.m. - 4 p.m., tractors, antiques, food, more, Apex Orchards, Peckville Road, Shelburne, FREE.
September 15: Hawks Over Mt. Tom, 10 a.m. - 3 p.m., celebrate and learn about hawk migration, games, rehabilitation release, stories, more, Mt.Tom Visitors Center and Playground, 125 Reservation Road, Holyoke, FREE.
September 15: Springfield Puerto Rican Parade, 11 a.m., kicks off at the corner of Main Street and Wason Avenue, Springfield, FREE.
September 15: Healthy Kids Running Series, 4-5 p.m., age defined races -- 50 yd. dash for ages 2 & 3, 75 yd. dash for ages 4 & 5, 1/4 miles for kindergarten and first grade children, 1/2 mile for second and third graders, 1 mile for grades fourth-eighth, Powder Mill Middle School, 94 Powder Mill Road, Southwick. Admission: $40 for five-week race series (Sept. 8-Oct. 6), use link to register.