A pair of eyes glow out at you from the darkness. You hear the flapping of wings. Quick, turn on the lights! Animals Day and Night introduces fascinating facts about some of the most...

Takes a look inside the human body to understand its most interesting and unusual facts and functions.

Leveled by the respected Fountas and Pinnell leveling system, the Extreme Readers...

Features different depths of ocean water and looks at the animals and plants that exists there.

Leveled by the respected Fountas and Pinnell leveling system, the Extreme Readers series...

Examines the most extreme locations on earth, including the deepest canyon and the most violent volcano!

Leveled by the respected Fountas and Pinnell leveling system, the Extreme...

Thunder booms. Lightening crashes in the sky. Watch out! A flood of raging water is headed right toward you. Wild Weather introduces fascinating facts about some of the fiercest weather...

Thunder booms. Lightening crashes in the sky. Watch out! A flood of raging water is headed right toward you. Wild Weather introduces fascinating facts about some of the fiercest weather...