DNA is known as the blueprint for life! Found in every cell of every living thing, DNA strands are packed inside a cell's nucleus carrying instructions and genetic information. Climb the double helix ladder and crack the DNA code in this fact-filled life science book to explore genetics and why parts of you may appear identical to your great, great, great grandparent. Fifth-grade readers will learn about DNA structure and replication, proteins and...

Many cycles occur on Earth that keep Earth's different systems connected. Introduce students to the various elements that help create Earth's many cycles. Create an interest in this topic and keep students engaged throughout their reading with high-interest text, vibrant images and diagrams, engaging facts, an easy-to-navigate table of contents, and a helpful glossary and index. To bring concepts to life, a "Think Like a Scientist" activity that supports...