FRIDAY, MAY 18:

  • Vernal Pool Exploration for Kids, 3:30-5 p.m., Sears Island, off Route 1 in Searsport. Aquatic biologist John Tipping and Maine Master Naturalist Cloe Chunn will lead kids 6-12 (with an adult) on a search for vernal pool creatures, then help them record the findings for Sears Island’s database of biodiversity. Sign-up: 975-3878, friendsofsearsisland.org, Facebook.
  • Waldo District Boy Scouts 2018 Spring Camporee, Friday-Sunday, Fort Knox, Prospect. FMI: 866-2241 x106.

SATURDAY, MAY 19:

  • Fat Tire Bicycle Open House at Wiscasset Community Center, 9 a.m.-noon. Bring a helmet or borrow one from Midcoast Conservancy, which has a fleet of bikes with balloon tires perfect for riding on bumpy trails. Experts will be on hand to help you find the right bike and a trail suited to your abilities. FMI: 389-5150.

SUNDAY, MAY 20:

  • PSO’s Final Discovery Concert of the Year: Leopold, Ocean Explorer, 2:30 p.m., Merrill Auditorium, Myrtle Street, Portland. Portland Symphony Orchestra’s 50-minute concert is designed for families with kids 5 and up. This one welcomes guest puppeteers Victor Yerrid and Jess McKay. Come at 1 p.m. for the Instrument Petting Zoo. $10: portTIX.com, 842-0800.

TUESDAY, MAY 22:

  • “April Showers and May Flowers” Storytime at Rockland Public Library, 10:30-11:30 a.m. Miss Katie will tell tales about rain and flowers, then lead two craft activities.
  • Free Children’s Drawing Class at Rockland Public Library, 4-5 p.m. Tuesdays. Catinka Knoth leads Let’s Draw Together! for kids 6+ (under 11 with an adult). Materials provided. This week: Memorial Day.

WEDNESDAY, MAY 23:

  • Rockland Public Library STEM Workshop: Airplanes & Helicopters, 3:45-4:45 p.m. Join Miss Katie and Ms. Jessie for the monthly Science, Tech, Engineering & Math workshop. This one focuses on aerodynamics. Kids will make paper gliders and copters, theorize and experiment, then fly them on the lawn.
  • “Getting Families Outside,” 4-6 p.m. Snack & Chat at Lake St. George Brewery, 4 Marshall Shore Road, Liberty. Midcoast Conservancy brings its trailer of fat bikes for all ages to take for a spin. Then riders can head inside for snacks and conversation in the brewery, in this program that helps families build a relationship to the natural world. FMI: 389-5150, midcoastconservancy.org.
  • Family Night & Student Art Fest, 5-7 p.m., South School in Rockland.

COMING UP:

  • 40 Days of Summer Info Session at Thomaston Public Library, Fri., May 25, 6 p.m. Get an overview of the summer lunch-and-activities program, open to all kids in Thomaston and surrounding communities, including visiting kids who have finished kindergarten. Meet program staff, ask questions, and complete an emergency contact form in advance.

ONGOING:

  • Appleton Library: Story Time Saturdays, 10:30 a.m., for kids of all ages.
  • Belfast Free Library: Story Time Tuesdays, 10-10:30 a.m., babies to age 2 and siblings. Story Time Fridays, 10-11 a.m., ages 2-4 and siblings.
  • Camden Library: Story Hours, all at 10 a.m. Mondays: preschoolers. Wednesdays: babies to age 2 & siblings. Thursdays: ages 4-5. Fridays: ages 2-3. Saturdays: preschool to early elementary.
  • Carver Library, Searsport: Preschool Story Hour, Fridays, 10:30 a.m.
  • Gibbs Library, Washington: Story Hour, Tuesdays, 10 a.m.-ish, depending on when kids drop in. FMI: 845-2663.
  • Liberty Library: Story Time, Thursdays, 10:30 a.m. Ages 3-5. Younger and older kids welcome if not disruptive.
  • Palermo Library: Toddler Time, Mondays, 10 a.m.-noon. Lego Club, Wednesdays, 6-7:30 p.m.
  • Rockland Public Library: Baby Storytime, Thursdays, 10:30 a.m. Babies to 2-year-olds. Children’s Story Hour & Crafts, Wednesdays & Saturdays, 10:30 a.m.
  • Rockport Library: Story Time, Tuesdays, 10:30 a.m. Toddlers and preschoolers. Make a craft to take home.
  • Skidompha Library, Damariscotta: Toddler Time, Tuesdays. Book Babies, Wednesdays. Ready to Read, Thursdays. All start at 10 a.m.
  • Thomaston Library: Toddler Time, Wednesdays, 11 a.m. Family Story Hour, Thursdays, 11 a.m. Stories, crafts, snacks. Early Bird Reading & Fun Time, Saturdays, 9-10 a.m.
  • Vose Library, Union: Story Time, Fridays, 10:30 a.m. Different activities for babies, toddlers and older kids.
  • Waldoboro Library: Story Time, Wednesdays, 10:30 a.m. For preschoolers.
  • Warren Library: Craft Club Story Time, Mondays, 6-7 p.m. Lego Club, second and fourth Thursdays, 3:30-5 p.m.
  • Giggles and Doodles Kids’ Art Class in Rockland, Wednesdays, 1-2:30 p.m., Art Loft. FMI: artloftrockland.org.
  • Free Infant Playgroup in Camden, Mondays, 3:30-5 p.m., Peopleplace Cooperative Preschool, 69 Union St. Newborns to 22 months. FMI: peopleplacecoop.org.
  • La Leche League of Greater Belfast, second Thursdays, 10 a.m.-noon, St. Margaret’s Episcopal Church, 100 Court St., Belfast. Open to any breastfeeding mother or mother who wants to learn more. Babies welcome. Free. FMI: 205-2515.
  • Children’s Clothing Exchange in Warren, first Saturdays, 9-11 a.m., Second Congregational Church. Free used clothing, newborn to size 14. Swaps encouraged. Donations welcome.