The Clack County Composter Recycler program is offering free, hands-on instruction about composting from 10 to 11:30 a.m. May 1 at the compost demonstration site at the Center for Agriculture, Science and Environmental Education, 11104 N.E. 149th St., Brush Prairie. Learn more and register at clarkcountycomposts.org/classes-and-workshops/current-offerings/861-casee-work-party-31.