WATERVILLE — The ninth annual Harvest Fest Weekend will be Saturday and Sunday downtown, featuring a variety of activities for all ages.

On Saturday, families can participate in a free scavenger hunt that will take them on an educational tour of downtown. Participants will begin the hunt at Jorgensen’s Café on Main Street by picking up a clue sheet and a free tote bag from Sustain Mid Maine Coalition.

The hunt will conclude at Barrels Community Market, where successful hunters will get a free prize. Barrels will also several educational and interactive activities, including a free community mask-making workshop from 11 a.m. to 12:30 p.m. presented by Colby College Museum of Art and Freshwater Arts. A special apple tasting and dipping will take place from noon to 4 p.m. in the market, and there will be sheep petting and shearing by French Hill Farm from noon to 3 p.m. in Castonguay Square.

Harvest-themed retail sales and restaurant specials will also take place throughout downtown.

Author Matt Tavares will be at The Children’s Book Cellar from 10 a.m. to noon signing his new book “Over the River and Through the Woods.”

Framemakers will provide free cookies and cider, Curves will offer a free week of memberships for visitors between 7 and 11 a.m. and Classic Tuxedos and Strictly Formal will serve fall cupcakes and offer discounts for new tuxedo rentals on Saturday only.

For more information, visit watervillemainstreet.org.

Saturday will draw to a close with haunted hayrides and a campfire open mic at Head of Falls from 6 to 10 p.m. Haunted hayrides cost $5 for adults, $3 for riders 18 and younger.

Festivities will resume at 10 a.m. Sunday with activities at Head of Falls, including pony rides, pumpkin bowling, pumpkin carving, scarecrow building and hay rides.

The festival will conclude at 3 p.m.

Harvest Fest 2011 is a Waterville Main Street event and is sponsored by the Winslow Community Federal Credit Union, the city of Waterville, 93.5 True Oldies, Central Maine Motors, Kennebec Eye Care, Nicholson & Associates and the Morning Sentinel with additional support from Hussey Communications, Goodwill, Sustain Mid-Maine Coalition, Barrels Community Market and Hammond Tractor.