At nearly 30 feet long and 14 feet high, these massive tractors tear up fields with incredible power. After a day of ripping cropland, the points even glow red hot! Young readers will harvest a deep interest in tractors after reading this exciting title.

Boom and jib. These are two crane parts with fun names. They are the long arms of the machine, moving to lift heavy materials to skyscraper heights. In this low-level read, children will learn how the many parts of a crane work together to build towering structures.

Much of our understanding of ancient plants and animals comes from the fossil record. Big or small, fossils offer images of life on Earth from billions of years ago! Young paleontologists will solidify their interests by learning how to study fossils in this fascinating title.

Drivers who need to quickly get from one place to another use highways! In this title for emergent readers, the construction, materials, and science of highways are presented in a straightforward way with simple text, crisp photos, and engaging special features.

Concerts, ball games, races, and many other events take place in stadiums around the world. These large structures are build to hold thousands of people. Eager readers will find information on the different kinds of stadiums, preferred construction materials, and the science that gives these massive buildings their strength.

Bridges take cars, trains, and people across rivers, lakes, and canyons. This introductory title covers the materials used in bridge construction, the types of bridges, and the scientific concepts that make bridges work.

Scientists categorize rocks into three different groups depending on how the rock was formed. Humans have used rocks from all groups as tools and in construction for thousands of years. Readers will be amazed to learn how heat, pressure, magma, and even water bring minerals together to form these useful compounds in this elementary title.