is an independent, non-profit organizaton of Ontario grades K-12 teachers helping teachers.  Founded in 1890, STAO/APSO has a long history of promoting excellence in science education.

Mission: Encouraging excellence in science education through leadership and service

Vision: To be the leading voice in the advancement of science education in Ontario

Values: Accountability, excellence, inclusiveness, innovation, integrity, respect, responsibility, teamwork

  Let’s stay in touch. Follow us on: 

Twitter @staoapso

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