Lesson Study File

http://lessonstudy.blogs.com/
http://www.lessonresearch.net/
http://www.rbs.org/lesson_study/
http://www.rbs.org/Special-Topics/Lesson-Study/Lesson-Study-Conference-2002/204/
http://www.rbs.org/Special-Topics/Lesson-Study/Lesson-Study-Conference-2002/Why-Lesson-Study/207/
http://www.rbs.org/Special-Topics/Lesson-Study/Glossary-of-Lesson-Study-Terms/212/