Riverhead's annual cardboard boat races set sail Saturday, Aug. 10, beginning at 11 a.m.
Group for the East End will offer "Mummichogs & Mud Crabs: An Estuary Wade" Saturday, Aug. 10, from 10 a.m. to noon at Orient Beach State Park.
Southold Historical Society will host the return of its ice cream social Saturday, Aug. 10, from noon to 4 p.m.
'Taste the World' food festival will take place Saturday-Sunday, Aug. 10-11 at Tanger Outlets in Riverhead.
Suffolk County Historical Society will offer appraisals with Eddie Costello Saturday, Aug. 10, from 1 to 3 p.m.
Long Island Science Center will offer a 'Physics of Toys' workshop Saturday, Aug. 10, from 2 to 3 p.m.
The Red Door Chamber Players will perform a 'Dueling Duos' concert Saturday, Aug. 10, from 3 to 4 p.m. at Vail-Leavitt Music Hall in Riverhead.