BLOCKfest, a free event teaching youths from 8 months to 8 years about math and science using blocks, is scheduled for Saturday, Jan. 23, at Greywolf Elementary School, 171 Carlsborg Road.

Sign up for one of three sessions: 10-11 a.m., 11:30 a.m.-12:30 p.m. or 1-2 p.m.

Call 681-2250 or e-mail nicole@firstteacher.org for more information or to register.