Charles H. Heimler

• Principles of science
• Focus on life science
• Focus on physical science
• Authoring educational software
• Focus on life science
• Focus on Life Science (A Merrill Science Program)
• Focus on physical science
• Los seres vivientes, ciencia 7
• Measurement and motion
• BASIC for teachers
• Changes in Matter (Focus on science)
• Electrical and Nuclear Energy (Focus on science)