Spend a fun family day at Canobie Lake Park on Mother's Day. And Mom gets in FREE with a paying child!! Mom gets FREE admission AND a free lunch... just for fun! Bring your whole family to Canobie Lake Park and celebrate Mother's Day together. All Moms, accompanied by a paid child admission purchased at the Park on Sunday, May 13th, get in FREE! The paid child ticket does not have to be an View Post