Schools built with mass timber have recently opened to positive community response in the Seattle, Renton and Highline school districts, and another is under construction in West Seattle. … Throughout the United States and Canada, about 150 educational projects have already been built with mass timber. Mass timber products such as Glulam and Cross-Laminated Timber are made from lumber stacked in layers to create large components — columns, beams and panels that become the structures of buildings of all types. These large building components drive efficiency in construction while reducing the carbon footprint. In Washington, mass timber can now be used in buildings up to 18 stories, a renewable, resilient alternative to steel and concrete. The Pacific Northwest is well-positioned to be a leader in this industry. …structures made from mass timber, where the wood remains exposed, have positive effects on a physiological level, reducing blood pressure and heart rate and resulting in a feeling of calm.