The "Sonlight Curriculum 1 year Introduction to World History instructors guide" is a study guide published by Sonlight Curriculum Ltd. in 2009. It is designed for homeschooling students at the middle school to high school levels and offers an advanced to intermediate level of instruction in world history. The guide, authored by Holzman, is in English and comes in a ring/wire bound format, featuring teacher's edition resources to aid in lesson planning and teaching.