"In a very deep cave in Mexico, massive crystals grow muchlarger than a human. [This book] looks at when and how these crystals formed and what the future looks like for these formations"--Amazon.
An introduction to The Great Barrier Reef, located off the coast of Australia, discussing how it was formed, what is being done to protect it and more.
"Engaging images accompany information about animal traps and lairs. The combination of high-interest subject matter and narrative text is intended for students in grades 3 through 8"--Provided by publisher.
"Engaging images accompany information about animal homes and hangouts. The combination of high-interest subject matter and narrative text is intended for students in grades 3 through 8"--Provided by publisher.