Press Releases Displaying 31-35 (72) « Previous56789Next » Press Releases New York Department of Labor Selects Houghton Mifflin Harcourt Adult Education Group's WorkSkills Curriculum Series to Advance New Youth Works Program July 9, 2012 read more Press Releases The “God Particle,” Discovered This Week, First Introduced to Public by Leon Lederman in 1993 Book The God Particle, Published by Houghton Mifflin Harcourt July 5, 2012 read more Press Releases Houghton Mifflin Harcourt and Promethean Unveil the First Complete Set of Common Core Aligned Interactive Whiteboard Lessons for K-12 Educators June 25, 2012 read more Press Releases Houghton Mifflin Harcourt Completes Financial Restructuring and Emerges From Chapter 11 June 22, 2012 read more Press Releases New Mexico Selects Houghton Mifflin Harcourt Formative Assessments June 20, 2012 read more Displaying 31-35 (72) « Previous56789Next »