Explains new discoveries about the universe made possible by the Hubble Telescope.

Describes the various parts of the brain and the nervous system and how they function to enable us to think, feel, move, and remember.

Describes the habits and habitats of frogs, their maturation process, and their anatomy. Includes instructions on starting and maintaining an aquarium.

Describes, in text and photographs, the physical characteristics, habits, and natural environment of various species of snakes.

Discusses the nature, causes, and destructive capabilities of earthquakes and describes some notable examples.

Everyone is affected by climate change. Reading Climate Action: What Happened and What We Can Do is the perfect introduction not only to the dramatic effects of climate change, but to the solutions. Learn how our behavior and actions have led us to this point, hear from kids around the world dealing with extreme storms, wildfires, and sea level rise, and discover what scientists, youth activists, and ordinary citizens are doing to protect their communities....

Describes the nature and work of muscles, the different kinds, and the effects of exercise and other activities on them.

Describes 10 strange natural phenomena and possible explanations for them. Includes the day it rained frogs, an atomic explosion that occurred 40 years before the atom bomb, and an eerie crystal skull.

Suggestions for collecting and keeping as pets such small animals as snails, toads, worms, ants, butterflies, and starfish.

Describes the various parenting techniques of different types of wild animals and provides a close look at the behavior and characteristics of their offspring.