More from this Author

Plant Cells

by Darlene R. Stille, Eric Hoffmann (Illustrator)

Genetics

by Darlene R. Stille, Eric Hoffmann (Illustrator)

Plant Cells

by Darlene R. Stille, Eric Hoffmann (Illustrator)

The Greenhouse Effect

by Darlene R. Stille, Robert Davis (Consultant Editor), Terrence E. Young (Consultant Editor), Rosemary G. Palmer (Consultant Editor), Eric Hoffmann (Illustrator), Farhana Hossain (Illustrator)

Plate Tectonics

by Eric Hoffmann (Illustrator), Darlene R. Stille

Genetics

by Eric Hoffmann (Illustrator), Darlene R. Stille

Human Body Systems

by Sharon Katz Cooper, Compass Point Books Staff, Eric Hoffmann (Illustrator), Farhana Hossain (Illustrator)