Pacific Science Center is an independent, non-profit science museum based in Seattle, Washington. It sits on 7.1 acres of land located on the south side of the Seattle Center. A satellite campus in Bellevue, Washington, the Mercer Slough Environmental Center, teaches children and adults about environmental stewardship, wetland ecology and nature awareness. Like many museums, Pacific Science Center creates, builds and rents many traveling exhibits. Pacific Science Center also has a fleet of vans that provide science education to schools all across the state. A division of staff workers show teachers in the state how to teach science.