Sixty million students in 120 countries depend on Houghton Mifflin Harcourt for their education. They are the world’s largest provider of books and magazines for pre-K-12. Their unique blend of individualized content, cutting-edge education technology and a holistic approach has helped them lead the educational publishing market since 2007, as well as promote teacher effectiveness and student achievement in a wide range of learning environments worldwide.

With origins dating back to 1832, the Company also publishes an extensive line of reference works and award-winning literature for adults and young readers.

This series of illustrations was completed for their earth science titles and covered topis such as the oceans’ currents and tides, the benefits and dangers of chemical reactions and the nature of light and electricity.