- 26th Annual Stevens-Coolidge Place Plant Sale
- 45th Annual New England Mineral & Gem Show
- A Wild Affair Tasting Event (Adults)
- Adams Farm Opens for the Summer Season
- Adams Farm’s “Vermontics” Corn Maze Opens for the Season
- All Night at the Farm: Spencer-Peirce-Little Farm
- Amazing Migrators
- Amphibians of Essex County
- Animal Ambassadors - Rain Forest Reptile Show
- Animal Ambassadors Series at Garden in the Woods
- Animal Tails at South Shore Natural Science Center
- Animal Tracking Program
- Annual Spring Open House at the Observatory
- Appalachian Mountain Club Family Activities
- Apple Blossom Hayrides
- April Vacation Adventures: Ipswich River Wildlife Sanctuary
- Aquarium Family Field Trip: Trudge Through the Salt Marsh
- Arbor Day Celebration: Magnificent Trees walk and Tree Plant
- ART GOES WILD: Innovation with Native Plants
- Audubon Nature Festival
- Autumn Family Outings (ages 2-3) w/Trustees of Reservations
- Awesome Possoms
- Babes in the Woods
- Babes in the Woods Hikes
- Back to the Beaches at Spectacle Island
- Backyard Garden and Park Safari with Naturalist John Root
- Balitimore Oriole Bird Extravaganza at Joppa Flats
- Bear Awareness Day
- Best Plants for Kids: Green Meadows Farm
- Bicycle Safety Workshop for Girls
- BIG BUGS Exhibit and Web-of-life Extravaganza
- Big Night Extravaganza: The Amphibian Story
- Bird Identification Series: Southern Woodland Songbirds
- Birds of Prey Show at Gore Place
- Birds of Prey Show at Gore Place
- Blue Hill Observatory & Science Center Open House
- Blue Hills Mountain Bike Day
- Breakfast with the Animals
- Breakfast with the Animals
- Breakfast with the Animals
- Breakfast with the Animals
- Breakfast with the Animals at Buttonwood Park Zoo
- Bringing Up Baby at Drumlin Farm
- Build a Bird Feeder Workshop at Buttonwood Park Zoo
- Build a Scarecrow
- Cabin Fever Week at the Zoo
- Cattail Nature Kids at Garden in the Woods
- Celebrate Strawberries and Dads at Drumlin Farm
- Celebrations of Spring (for children in Grades 3-5)
- Coast Sweep with the New England Aquarium
- Colonial Corn Club: Harvest
- Concord Ag Day
- Cool Birds of Newburyport/Plum Island
- Creepy Crawlies Day: Blue Hills
- Curious Creatures
- Damselfly Weekend at Garden in the Woods
- Davis Farmland - Mega Maze
- Discover the Animals at Plimoth Plantation
- Discovery Camps: Old Sturbridge Village
- Discovery Hike: Appleton Farms
- Dog Sled Fun Run
- Draft Horse Plow Match:Spencer-Peirce-Little Farm
- Drumlin Farm Free Family Fun Day
- Drumlin Farm Strawberry Picking Weekend
- Dunstable Winterfest
- Dwelling: An Exhibition of Outdoor Sculpture
- Earth Day Celebration at Drumlin Farm
- Earth Day Fair: Essex County Greenbelt
- Earth Day Family Celebration at Garden in the Woods
- Earth Day with Jeff Corwin at Franklin Park Zoo
- Earth Day: Cuvilly Arts & Earth Center
- Earth Day: Stone Zoo
- Elephant Appreciation Day at Buttonwood Park Zoo
- Elephant Tracks 2007 - A Fundraiser for Buttonwood Park Zoo
- Essex National Heritage Area Photo Safaris
- Essex National Heritage Area's Trails & Sails 2008
- Eyes on Owls: Alcott School
- Fairies in the Garden
- Fairies in the Garden at New England Wild Flower Society
- Fairy Houses & Elf Forts
- Fall Cleanup at Ringer Park
- Fall Family Festival at Garden in the Woods
- Fall Foliage Hike at the Gladeside Urban Wild
- Fall Foliage Hotlines & Websites
- Family Fall Fun Campfires at Buttonwood Park Zoo
- Family Farm Hands at Weir River Farm
- Family Field Trip - Ponkapoag Bog Hike
- Family Fun Day - Microwilderness Explorers
- Family Fun Days on Boston Harbor Islands
- Family Fun Days on Spectacle Island
- Family Fun Fall Campfires at Buttonwood Park Zoo
- Family Fun Hike with Children 7 - 12 Years Old (Outing)
- Family Fun Hike with Kids 2 – 6 years old
- Family Fun in the Fells
- Family Hay Day: Spencer Pierce Farm
- Family Hike at Middlesex Fells
- Family Hike with the Middleton Stream Team
- Family Hiking with Kids: REI Outdoor School
- Farm Family Saturdays: Farm Animals
- Farmstead Tour/Discovery Hike: Appleton Farms
- Feathered Family Fun @ Drumlin Farm
- Flowers and Butterflies: Green Meadows Farm
- Fly a Kite Sundays at Spectacle Island
- For the Birds
- Forest Frogs and Salamanders
- Free Sailing on Boston Harbor
- Free Sailing on Boston Harbor
- Free Sailing Open House
- Free Sailing Open House
- Frozen Fun Fest: Stony Brook Reservation
- Fruitlands Museum Walking Trails
- Full Moon Night Hike
- Fun, Farm, Father’s Day
- Garden in the Woods
- Garden in the Woods: Connecting Children and Nature
- Gardener's Day Festival
- Get Ready to Garden [Grow] – Family Workshop
- Gigi & Okie’s Birthday!
- Gingerbread Weekend: AMC Highlands Center in Bretton Woods
- Going Green Workshop
- Grand Opening of 'The Wild Place!'
- Grand Opening of Powisset Farm
- Great Park Pursuit
- Great Spots To View Fall Foliage - New England
- Groundhog Day at the Ipswich River Wildlife Sanctuary
- Guided Snowshoe Tours: Adams Family Farm
- Hands on Saturdays at Arnold Arboretum
- Harvest at the Farm at Buttonwood Park Zoo
- Harvest Festival & Perennial Divide
- Hawks Over The Fells
- High Rock Tower & Observatory Stargazing
- Hike in the Fells
- Holiday Hikes in the Fells
- Horseshoe Crab Quest
- Houghton's Pond Family Fishing Festival
- Houghton's Pond Fish Festival
- Independence 5K Road Race / Children's Fun Run
- Introduction to Horseback Riding Class
- It’s Your Nature Activity Times: Middlesex Fells
- Joppa Flats Anniversary Safari: Seashore Sightings Field Tri
- Junior Rangers
- Junior Rangers Program
- Kayak Worlds' End
- Kidleidescope: Coyotes
- Kids Academy: Harvard-Smithsonian Center for Astrophysics
- Kids Fun and Games Hike
- Kids' Time: Wellesley Botanic Gardens & Greenhouses
- Kimball Farm Corn Maze
- Leap Day Celebration: Franklin Park Zoo
- Let's Get Growing! Spring Vacation Week Activities
- Let's Talk Turkey & Other Fowl
- Live Animal Presentation - Amphibians & Reptiles
- Live Animal Presentation - Chickens of the Blue Hills
- Live Animal Presentation - Scavengers
- Living Green Workshop
- Maple Sugar Days at Brookwood Farm
- Maple Sugaring at Ipswich River Wildlife Sanctuary
- Maple Sugaring: Larz Anderson Park
- Marine Science Center Open House
- Marsh Meander at Castle Hill
- Mass. Audubon Family Activities
- Mass. State Parks Events
- McIntire Historic District Walking Tour
- Meadow Madness at Garden In The Woods
- Meet the Cows Family Workshop
- Meet the Cows!
- Middlesex Fells Nature Trail Walk
- Mother's Day Weekend: AMC Highlands Center, Bretton Woods
- National & Global Youth Service Day- April 21st
- National Estuaries Day and Cleanup
- National Grandparent's Day at Buttonwood Park Zoo
- Native American Children's Hour
- Nature Adventures with Picture Books: Tracks and Signs
- Nature Festival: Ipswich River Wildlife Sanctuary
- Nature Tots: Parker River National Wildlife Refuge
- Nature Walk at Borderland State Park
- Nature Walk at Borderland State Park-Weeds & Wildflowers
- Neponset River Greenway Festival Kickoff
- New England Wild Flower Society's FALL FAMILY FESTIVAL
- New England Wild Flower Society's Gardeners Day
- New England Wild Flower Society: Flower Power
- New England Wild Flower Society: Full-Moon Night Hike
- New England Wild Flower Society: Garden in the Woods
- New England Wild Flower Society: Winter Wonders Walk
- New Year's Day Holiday Cruise to Spectacle Island
- Observatory Tours: Blue Hills
- Opening Day at Adams National Historical Park
- Paddling Back in Time – Guided Canoe Trip
- Parent and Tot Nature Walks
- Party for the Planet: Earth Day
- Picnic the the Park
- Plant a Seed with your Children - Family Workshop
- Planting Day @ NIRA Rock
- Playtime with the Harbor Seals (ages 9+)
- Plimoth Plantation: Summer Picnics in Hornblower Garden
- Pond Adventure: Maudslay State Park
- Pony Pals Playgroup: Ocean Breeze Farm
- Predator Party at the Ipswich River Wildlife Sanctuary
- PuddleStompers Nature Exploration
- PuddleStompers Summer Classes
- Rabbits' Habits (Story, Activity & Outdoor Discovery)
- Red, White & Blue Kite Fly: Blue Hills Observatory
- Repotting Month at Wilson Farm
- Reptiles!
- RESCHEDULED! Bringing Up Baby (Farm Babies that is...)
- Salamander Celebration
- Salamander Celebration at Garden in the Woods
- Saturday Ice Cream Paddle
- Scavenger Hunt: Family Art & Nature Quest
- School Vacation Junior Rangers
- Scout Day at Buttonwood Park Zoo
- Search for the Green at the Zoo
- Sheep Shearing: Codman Farm
- Signs of Spring
- Spencer-Peirce-Little Farm 'Farm Friends'
- Spot Pond Family Fishing Festival
- Spring Blossom Day: Kelsey Arboretum
- Spring Clean-Up at Ringer Park, Allston
- Spring Fever Walk – Discovery Hike
- Spring Fling at the Easton Children's Museum
- Spring Garden Tour at Concord Museum
- Spring on the Farm
- Spring Salamander Scramble
- Squam Lakes Natural Science Center
- Stars and Meteors at the Holidays
- Statewide Free Fishing Weekend
- Story & Craft: Maudslay State Park
- Story Time at Breakheart Reservation
- Story Times: Middlesex Fells Visitor Center
- Strawberry Picking at Tougas Farm
- Strawberry Season at Cider Hill Farm
- Summer Recreation Sundays on Memorial Drive
- Tails & Tales with Miss Candy!
- Take a Summer Walk at Gore Place
- Take a Walk at Gore Place
- Take A Winter Walk at Gore Place
- Taste of TRAILS & SAILS Kickoff Reception
- The Creature Teachers: If I Ran the Rainforest
- The Dalby Farm Experience
- The Great Park Pursuit
- The Museum of Science brings 'Reptiles' to Medford Library
- The Third Annual MetroWest Water Garden’s Parade of Ponds
- Tidepooling for Kids: Plum Island
- Toe Jam Puppet Band Creative Arts Playgroup
- Trails & Sails
- Tropical Rainforest at Franklin Park Zoo
- Trustees of Reservations' Summer in the Valley Photo Contest
- Turnstones and Plovers and Terns, Oh My! Guided Bird Walk on
- Turnstones and Plovers and Terns, Oh My! Guided Bird Walk on
- Vacation Week at Ipswich River Wildlife Sanctuary
- Vernal Pool Certification with Tom Tyning – Family Workshop
- Walk the Cambridge Climate Trail
- Watercolor Workshop for Kids
- Weather Watchers
- Weeds & Wildflowers at Borderland State Park
- Week of Winter Wonders
- Week of Winter Wonders at Garden In The Woods
- Weezie's Fall Great Green Hour Adventures
- Weezie’s Fall Great Green Hour Adventures
- Weezie’s Fall Great Green Hour Adventures (for 3-5 year olds
- What's Up?: Family Astronomy Workshop
- Wild About Birds
- Wildlife Safari: Bizarre & Fascinating Insects
- Wildlife Safari: Discovering Frogs and Toads
- Wildlife Safari: Wonderful Snakes
- Winter Wildlife Family Workshop
- Winter Wonderland by Moonlight
- Winter Wonders Walk
- Winter Wonders Walk At Garden In The Woods
- Wolf Hollow Summer Solstice
- Year of the Frog Celebration at the Zoo

