The Taproot Theatre Company (http://taproottheatre.org/) is located in Seattle and offers summer camps for children from late June through late August. They cater to people who have lots of acting experience or none at all. In addition to summer classes, they offer spring, fall, and winter acting programs.
Broadway Bound Children's Theater (http://www.broadwaybound.org) is a summer acting and music camp for kids in Seattle. The theater works with children from the ages of five to 18. The Broadway Bound Children's Theater is a potential breeding ground for new stars, with full theater and musical productions every summer for children of all ages.
Broadway Bound also offers a teen-based summer program called Summer Stock, which, according to the Broadway Bound website is a "fully produced premiere of an original musical that reaches across cultural and religious boundaries to promote global unity, acceptance of diversity, and connection with the spirituality within us and in the world around us."
Christian Youth Theater (http://www.cytspokane.com/) is an acting summer camp that caters to Christian kids and teens looking to be involved in theater that is Christian-based. Christian Youth Theater is located in Spokane, Washington and is part of a nationwide program that was originally founded in San Diego. According to their mission statement Christian Youth Theater aims to "develop character values in individuals including commitment, discipline, self-esteem, confidence, and integrity."
The Stone Soup Theatre (http://www.stonesouptheatre.com/summerprograms.html) in Seattle offers summer camps in 20011 from June 27 to August 26 for children from three to 18 years of age. They offer programs in four locations: Wallingford Meridian Park, Seward Park, Stone Soup's DownStage Space, and Marymoor Park. Camps are half-day or full-day programs, depending on the age group.