Books in Let's Find Out! series

Many animals live in water, but only some can be defined as fish. Twenty-eight thousand species of fish exist, each with different characteristics. Readers from grades one through four will learn that fish have a distinct impact on their ecosystem and will see how fish survive when well-adapted to an uncompromised environment. Beautiful photographs demonstrate the great diversity of fish and accompany intellectually stimulating explanations of their varying roles and traits. From page to page, what a fish is unfolds in vocabulary call-outs, insightful questions, and relatable compare-and-contrast examples.

Having a job and earning money are a part of everyday life for most people, especially adults. The concept seems fairly straightforward: one works to earn. This volume discerns the difference between a job and a career, as well as how a job can develop into a career. Readers will learn why a communitys economy needs jobs, how paying someone to do a job helps the person who is paying them, and even about job loss and its consequences. The text also explains different jobs and their effects on the economy, such as those of professional, production, arts, and government and military jobs.

From tiny organisms to plants and people, all living things need nitrogen. This engaging STEM resource introduces elementary school readers to the importance of the nitrogen cycle in clear, easy-to-follow text. Readers will learn why nitrogen is an essential nutrient for growth, where nitrogen is found, the important role legumes play in the nitrogen cycle, and more. Colorful illustrations and photographs add interest and additional information to each page. Compare and Contrast, Vocabulary, and Think About It sidebars support Common Core standards. This is a must-have book for any shelf.

Energy is everywhere. Introduce young readers to mechanical energy with this visually engaging text. Mechanical energy is defined through accessible language, explaining basic concepts such as potential and kinetic energy. Learn how mechanical energy has been harnessed in inventive ways over the course of history. Readers discover different sources of mechanical energy and how it can be transformed through real-world examples. The text also shares opportunities to observe and measure mechanical energy in the classroom and beyond, and it features questions that encourage the reader to investigate the topic further.

Readers will learn about the important relationship between producers and consumers as well as buyers and sellers and how they all work together to create a healthy economy. This instructive volume defines basic economic concepts like goods and services and explains production with examples of the different types of production. It also covers the primary and secondary industries that produce goods. Concepts such as marketing and advertising are also covered, for a well-rounded view of this fascinating aspect of the economy.

Plant growth is a complicated topic that botanists and plant biologists devote their entire careers to studying. This book presents to elementary school students an accessible explanation of the process of how plants grow. It also describes how their life cycles work and how they must interact with the world around them to thrive. Additionally, this book examines environmental factors like disease and pollution by explaining what they are and how they impact plants' ability to grow. Young readers will learn the necessity of caring for plant life to improve the environment and create a greener future for the planet.

What would life be like if you lived somewhere else? Would it be strange to take the subway to school or to live five miles from your nearest neighbor? This volume explores the similarities and differences between several types of communities, focusing in particular on urban, suburban, and rural areas. Think About It and Compare and Contrast sidebars encourage young readers to engage with the material, while vocabulary call-outs and the glossary help expand language skills. Sure to inspire a lively discussion, this title works well with lower elementary social studies curricula.

Readers will learn about the important relationship between producers and consumers as well as buyers and sellers and how they all work together to create a healthy economy. This instructive volume defines basic economic concepts like goods and services and explains production with examples of the different types of production. It also covers the primary and secondary industries that produce goods. Concepts such as marketing and advertising are also covered, for a well-rounded view of this fascinating aspect of the economy.

Plant growth is a complicated topic that botanists and plant biologists devote their entire careers to studying. This book presents to elementary school students an accessible explanation of the process of how plants grow. It also describes how their life cycles work and how they must interact with the world around them to thrive. Additionally, this book examines environmental factors like disease and pollution by explaining what they are and how they impact plants' ability to grow. Young readers will learn the necessity of caring for plant life to improve the environment and create a greener future for the planet.