Halloween happenings, various locations, through Oct. 31

Spooky Hayrides, Wilson Farm, Lexington. Through Oct. 31. A fun, free tractor ride through the spookified fields of Wilson Farm. www.wilsonfarm.com

Fox Hill Pumpkin Fair, Fox Hill Elementary School, Burlington. Oct. 19. Activities, crafts, spooky fun and food. http://calendar.boston.com/burlington_ma/events/show/287553165-fantastic-pumpkin-fair

7th annual Monsterbash, Acton. Oct. 19. DJ Halloween Dance Party, Costume Fun, Mummy Wrap, Monster Dance, Limbo, Pumpkin Broom Hockey and more. http://acton.patch.com/events/monsterbash-b951aa9b

Dr. Doohicky’s Monster Machine, Puppet Showplace Theatre, Brookline. Oct. 19. Ages 4 and up. Join the doctor and his assistant Reginald the Rabbit as they use music, machines and a little magic to bring funny monsters to life. www.puppetshowplace.org (Photo: Puppet Showplace Theatre)

Spooky Stories in Bedford. Oct. 19. Free. Ready for some deliciously scary stories? Come to the Bedford Free Public Library to be entertained and have your socks scared off you! For kids 8 and older. www.bedfordfreelibrary.org

Boo at the Zoo, Stoneham. Oct. 20-21. Children throughout New England are invited to trick-or-treat among the animals. Thrills, chills, and animals lurk around every corner on the Trick-or-Treat Trail. Other haunted happenings offered throughout the day include creepy crafts, ghoulish games, howling and costume contests, and a haunted maze! www.zoonewengland.org

Halloween Romp, Children’s Museum of Easton. Oct. 20. Have fun at this spooky bash with creepy crafts, trick-or-treat bag decorating, games, and creepy animals from New England Reptile and Raptor. There will also be trick-or-treating led by volunteers through themed areas outside in The Wild Place. Tickets need to be bought in advance and are going fast. www.childrensmuseumineaston.org (Photo: (c)iStockphoto.com)

Halloween Concert with Rolie Polie Guacamole, Cambridge. Oct. 20. Costume party with Rolie Polie Guacamole, the hippest 'kindie' band from Brooklyn, NY. Their high energy interactive shows are a mix of funk, rock and folk music mashed into original tunes about natural living, eating healthy and staying active. www.roliepolieguacamole.com

Fall-O-Ween Festival, Mystic Aquarium, Mystic, CT. Oct. 20. Ghosts and ghouls of all ages will enjoy spooktacular sea lion shows, magic shows, a haunted maze, underwater pumpkin carvers, scavenger hunts, seasonal food, haunting ice carvings, musical entertainment and more. www.mysticaquarium.org

Week of Oct. 22 - 28

Halloween Story Time at Gore Place, Waltham. Oct. 24. Listen to stories about Halloween, sing songs, and do a related craft activity. Be prepared to go outside. For ages 3 and 4 with an accompanying adult. $6 per child. www.goreplace.org

Fort Point Channel Pumpkin Pageant, 300 Congress St., Boston. Oct. 25. Children and their families are invited to celebrate ghouls, ghosts and all things Halloween and an afternoon of pumpkin carving and fall fun. All pumpkins and child-friendly carving utensils, and refreshments are free throughout the afternoon. www.friendsoffortpointchannel.org

Zombie Costume Craft, Watertown Free Library, Watertown. Oct. 25. Do you need help getting a costume together? Come to the library to make a zombie Halloween costume with the help of a professional face painter! Grades 3 to 5. Registration required. www.watertownlib.org

Room to Read Kids' Halloween Adventure Night, Barefoot Books, Concord. Oct. 26. Celebrate the Halloween season, get some early holiday shopping completed, and support a great cause! Join us for a fun evening of children's entertainment, spooky storytelling, pottery painting, and wonderful silent auction items. $10 per family. www.barefootbooks.com

The Legend of Sleepy Hollow, The Company Theatre, Norwell. Oct. 26. This spooky story by Washington Irving delivers thrills, chills and laughs to keep young people on the edge of their seats. The best is saved for last with the ride of the headless horseman! $15. www.companytheatre.com

Night at the Wenham Museum, 132 Main St., Wenham. Oct. 26. Have a frightfully fun time on moon-lit tours of the museum’s 17th century house, find clues on a treasure hunt and enjoy spooky treats while watching "A Night at the Museum "movie.
Member: $8, Family of 4: $26 Non-Member: $12, Family of 4: $40. Register by Tuesday, October 23. www.wenhammuseum.org

The Witch Who Wasn't, Puppet Showplace Theatre, Brookline. Oct. 26 - 28. Based on a story by author Jane Yolen and brought to life by a bewitching cast of hand and rod puppets our little witch dreads attending her first Halloween witches convention where she is expected to cast terrible spells. To the surprise of all, not only does she brew up a hilarious surprise but wins the blue ribbon in the process! $12/$8 for members. www.puppetshowplace.org (Photo: Puppet Showplace Theatre)

Howl-O-Ween Dog Costume Contest, 5 Austin St., Charlestown. Oct. 27. Free. Bring your pet in their Howl-o-ween costume and enter to win a gift basket of goodies. http://www.bostoncentral.com/events/annimals/p27755.php

Trick or Treat Bag Making, ArtBeat, Arlington. Oct. 27. Decorate big bags to hold all of your delicious treats for trick or treating, with colorful and glow-in-the-dark embellishments. Come in to decorate a bag for free! www.artbeatonline.com

Halloween Fair, Newton Community Service Center, West Newton. Oct. 24. Costumes are encouraged! There will be pumpkin, cookie and apple decorating, a mega-maze, face and nail painting and more. All proceeds will benefit the early child care programs at NCSC. Costs vary with activity. www.ncscweb.org

Pumpkin Fest, Discovery Museums, Acton. Oct. 27 - 28. A weekend of fun, music and different activities daily: spooky face painting; pumpkin decorating with paint, glitter and glue; ooey-gooey pumpkin science; fiddle fun and instrument “petting zoo” with the Bolton Community Music School; and a special Owls program! $11. www.discoverymuseums.org (Photo: Discovery Museums)

Dr. Junglestein's Halloween Madness, Fay School, 25 Middle Road, Southborough. Oct. 27. A fully interactive show for children ages 3-8. Highlights of the show include the 'Thriller' Dance Competition, a costume contest, and the Mad Scientist Magic Show. Attending the event in your Halloween costume is encouraged. Space is limited. www.fayschool.org

Zoo Howl, Franklin Park Zoo, Dorchester. Oct. 27 - 28. Thrills, chills, and animals lurk around every corner on the Trick-or-Treat Trail! Other haunted happenings offered throughout the day include creepy crafts, ghoulish games, howling and costume contests and a haunted maze. $17.00 for adults; $14.00 for seniors (62+); $11.00 for children (2-12); Children under 2 are free. www.zoonewengland.org

Creepy Creatures, Providence Children's Museum, 100 South Street, Providence. Oct. 27. Kids can come in costume and meet some captivating critters – prickly, hairy but not too scary! $8.50. www.childrenmuseum.org

Annual Halloween Parade, 30 Stone St. Walpole. Oct. 27. March down Main Street, Walpole in costume! Then trick-or-treat at al of the local participating businesses. $5. Preregistraton required. www.walpolerec.com

Choate Park Pumpkin Walk, Route 109, Medway. Oct. 27. Kids of all ages are welcome to enjoy a family-friendly evening pumpkin walk on Friday night. Please drop off pumpkins at the park by 4:00 p.m. and you can pick up your pumpkins after the event at 8:30 p.m. www.focpmedway.wordpress.com

Spooktacular Halloween Party, 16 Charter Road, Acton. Oct. 27. Mark your calendars for AFN's fiendishly fun Halloween Party. There will be a variety of activities to entertain the kids, including music, crafts, dance, and, of course, trick-or-treating. $3 per child with a $10 per family. https://www.facebook.com/events/498947196800945/

Creepy Crawlies, 280 Eliot St., Natick. Oct. 28. This program features some of the strange and creepy critters from our wild and wacky world of animals. You'll meet tarantulas, amphibians, snakes and even some cool cockroaches! Pre-registration required. Online registration available. http://momsevents.boston.com/natick_ma/events

Chandler Street Halloween Party, Chandler Street, Boston. Oct. 29. Join us for tricks, treats, music, food, prizes, a magician, face painting, balloon animals, a bouncy house and more! Stay until the end for trick or treating. https://www.facebook.com/events/112579782138801/ (Photo: (c)iStockphoto.com)

Groton Halloween Parade, Main Street, Groton. Oct. 28. Nothing too scary for the wee little ones. Perfect for children up to 4th or 5th grade, but all are welcome. Donation $1 per child. It is not a very long route for little feet to walk, so no worries -- carriages, wagons and wheelchairs are welcome, and encouraged! http://www.americantowns.com/ma/groton/venues/groton-halloween-parade

Halloween Story Time, Gore Place Mansion, 52 Gore Street, Waltham. Oct. 28. Come celebrate the harvest season and meet our feathered friends! Take a wagon ride to the farm, meet the chickens and enjoy fun activities on a fall afternoon. Dance to live music, hear a story, ride the wagon, and visit the farm. $5 per person. Refreshments for sale. www.goreplace.org

Halloween Carnival at the COOP, Palmer Street, Cambridge. Oct. 28. Enjoy a fun filled afternoon of pumpkin painting, face painting, and more. Make your own goody bag, participate in a pumpkin hunt and indulge in snacks. Come in your costume a get a special treat. Ages 8 and under. http://www.harvardsquare.com/Home/News/Harvard-Scare-in-Harvard-Square!.aspx

Week of Oct. 29 - 31

Gross Halloween Craft, Watertown Free Public Library, 123 Main St., Watertown. Oct. 29. Join us at the WFPL as we make fake poop and glow-in-the-dark slime! Grades K to 2. Registration is required for this event. www.watertownlib.org

Halloween Fun, Barefoot Books, 89 Thoreau Street, Concord. Oct. 31. Fun, seasonal tales will be read and available at discount to take home. If the mood strikes, maybe we'll even have a costume parade to take in the spooky finery! Craft best for age 2+; $2 fee for 10/31 craft. www.barefootbooks.com