The Washington State Homeschooling Convention will take place on June 18 and 19, 2010 at the Puyallup Fair and Events Center. This is the biggest homeschooling fair on the west coast.
More information can be found here
The Catholic Homeschooling Convention will be on May 21 and 22, 2010 at the Seattle Police Athletic Pavilion in Tukwila. The registration fees are lower if you register before May 1st.
For more information visit the NCFEC website.