The Ontario Secondary School Teachers Federation, has announced a one-day strike.
Public high school teachers in Niagara will walk off the job on Wednesday, if the union doesn't reach an agreement with the province before then.
Work-to-rule job action started on Tuesday. Teachers cut back on administrative duties, including report card comments and standardized testing.
The Elementary Teachers Federation of Ontario also started work-to-rule job action this week.

NRP Want Help After Horses Hurt
Niagara Families Connected to Doctor
Teenager Hurt in St. Catharines Stabbing
One Driver Arrested of Two Hit and Runs
Unifor and GM reach tentative contract agreement
Marineland ships another three belugas to San Diego
PM Carney says Canada will Meet U.S tariffs “Dollar for Dollar”
Province Investing in Niagara Businesses