The Trumbull Nature and Arts Center (TNAC), located at 7115 Main St., Rt. 25, is offering the following programs. Space is limited. Visit trumbullnatureandartscenter.org for more information and to register.

Intro to archery — Introduction to archery equipment, safety and shooting techniques. Supervised by a CT DEEP instructor. Sunday, May 4, 9-11:00 a.m., ages 8 and up; free.

Build a bluebird house — Welcome spring with a birdhouse of your own. Wood sponsored through the CT DEEP Bluebird program. Sunday, May 4, 2-3 p.m.; $2/donation per child suggested donation.

Grow your own frog — Discover the fascinating world of frogs and meet some of Trumbull’s local specimens. Participants will create a frog habitat to take home, where they can rear their own frog and see first hand their amazing metamorphosis. Sunday, May 4, 3-4 p.m.; Cost: $15/child; ages 5 and up with caregiver, 7 and up with or without caregiver.