Crystal Lake Montessori Open House CRYSTAL LAKE MONTESSORI SCHOOL OPEN HOUSE FEB 24TH 9AM-11AM CLMS.ORG Crystal Lake Montessori Open House Date and Time Monday Feb 19, 2018 Sunday Feb 25, 2018 Share × Print Email Add to Calendar Facebook Twitter LinkedIn Tell a Friend × Select Calendar Type × Google Yahoo iCal (Outlook, Apple, or other)