Get your hands dirty in the name of science! Explore the basic elements of the earth's surface with this beginner's guide to rocks, soil, and processes that change them.

Pay homage to our majestic, leafy companions with this series about trees. Kids can learn about the structure of trees, identify different leaf types and reflect on the many gifts that trees give.

The world is full of amazing creatures! Learn about a few from around the globe, as your child hones reading skills in this fact-filled workbook.

Did you know there are 6 simple machines that make up every complicated gizmo out there? This book introduces the pulley, the lever, the screw, the wedge, the inclined plane and the wheel & axle.