Biology Homeschool Curriculum
Holt McDougal Biology is designed to accomodate a wide range of student abilities. Shop now for a biology homeschool package at Houghton Mifflin Harcourt. Holt McDougal Biology © 2012 is a comprehensive high school biology textbook and digital program authored by renowned biologist, Dr. Stephen Nowicki. Designed to accommodate a wide range of student abilities within a general high school biology curriculum, the program addresses learning challenges with consistent support for reading and vocabulary, real-world relevance, and scientific inquiry.