The Wareham Land Trust is looking for volunteers to help construct informational kiosks for three of its preserves: the Agawam River Trail, Tweedy and Barnes and North Water Street Beach.

The kiosks will display information about the property, updated trail maps, flyers for upcoming events and other announcements and information.

Here’s when to help:

Agawam River Trail, 20 Knowles Ave.: 8 to 11 a.m. and 12:30 to 3:30 p.m. on Wednesday, July 20

Tweedy and Barnes Preserve, Blackmore Pond Rd.: 8 to 11 a.m. and 12:20 to 3:30 p.m. on Tuesday, July 26

North Water Street Beach, Onset: 8 to 11 a.m. and 12:30 to 3:30 p.m. on Thursday, July 28

For more information about the Land Trust and other events, go to www.warehamlandtrust.org.