Screws are more than just the tools that hold pieces of wood together. They drill holes, lift cars, and even pump water! Students will learn about the functions of these amazing machines and put their knowledge to use with easy experiments. Diagrams provide visual explanations in this leveled title.
Wedges were some of the first tools humans ever created! Today, these simple machines are found all around, from doorstops to our own front teeth. Diagrams and simple text explain how wedges work, while experiments allow readers test the machines for themselves. Move through the history of wedges, from hand axes to handsaws, in this fascinating title for beginning readers.
Llamas and alpacas can be hard to tell apart. But between face shape and hair length, these human helpers have subtle traits that make them unique! Side-by-side comparisons support simple text and stunning photos to help readers identify these Andean animals.
An ancient, scaly beast slides through the water, searching for a snack. But is it an alligator or a crocodile? This low-level book uses simple text, bright photos, and helpful labels to walk readers through the physical and behavioral differences between these often mixed-up reptiles. Readers can dive in and see if they can tell which is which!
Can you tell if that is a butterfly or a moth fluttering by? Physical traits like antennae and colors give clues, as well as certain behaviors. Leveled text and bright photos walk beginning readers through the differences of these big-winged insects. Side-by-side features let students compare the two on their own and aid in comprehension.
The My Itty-Bitty Bio series are biographies for the earliest readers. This book examines the life of Stephen Hawking in a simple, age-appropriate way that will help children develop word recognition and reading skills. Includes a table of contents, author biography, timeline, glossary, index, and other informative backmatter.
Introduces readers to tornadoes and how they form. Learn about the science behind thunderstorms and how they can lead to tornadoes. Includes step-by-step instructions to create a tornado in a jar. Additional features include fun facts, a table of contents, a phonetic glossary, an index, and sources for further research.
Introduces readers to volcanoes and how they form. Learn about the science behind eruptions and what causes them. Includes step-by-step instructions to create a volcano in a jar. Additional features include fun facts, a table of contents, a phonetic glossary, an index, and sources for further research.
Introduces readers to snowstorms and how they form. Learn about the science behind the water cycle and how its interaction with the atmosphere can lead to different snowstorms. Includes step-by-step instructions to create a snowstorm in a jar. Additional features include fun facts, a table of contents, a phonetic glossary, an index, and sources for further research.
Introduces readers to seeds and how they form. Learn about the science behind plant growth. Includes step-by-step instructions to grow seeds in a jar. Additional features include fun facts, a table of contents, a phonetic glossary, an index, and sources for further research.
Introduces readers to the different ocean zones and what makes each zone special. Learn about the creatures that call each zone home and how they have adapted to fit their environments. Includes step-by-step instructions to create ocean zones in a jar. Additional features include fun facts, a table of contents, a phonetic glossary, an index, and sources for further research.
Introduces readers to clouds and how they form. Learn about the science behind the water cycle and how its interaction with the atmosphere can lead to different cloud formations. Includes step-by-step instructions to create a cloud in a jar. Additional features include fun facts, a table of contents, a phonetic glossary, an index, and sources for further research.
Introduces readers to rainbows and how they form. Learn about the science behind light and how its interaction with the atmosphere can lead to different rainbow formations. Includes step-by-step instructions to create a rainbow in a jar. Additional features include fun facts, a table of contents, a phonetic glossary, an index, and sources for further research.
Introduces readers to road maps and GPS and their many uses, especially in daily life. Features labeled infographics that highlight special features on the map to enhance reader understanding. Additional features include colorful photos, captions, a table of contents, a phonetic glossary, sources for further research, and an index.
A very simple introduction to snow, how it forms, where it falls, and even its benefits. Additional items to aid comprehension include a phonetic glossary, sources for further research, an index, and an introduction to the author.
A very simple introduction to the phenomenon of sunshine, when it optimally occurs, and the weather patterns associated with it. Additional items to aid comprehension include a phonetic glossary, sources for further research, an index, and an introduction to the author.
A very simple introduction to the phenomena of thunder and lightning and how they occur. Additional items to aid comprehension include a phonetic glossary, sources for further research, an index, and an introduction to the author.
A very simple introduction to rain, how it forms, and where it falls. Additional items to aid comprehension include a phonetic glossary, sources for further research, an index, and an introduction to the author.
A very simple introduction to the wind, what causes it, and the weather associated with it. Additional items to aid comprehension include a phonetic glossary, sources for further research, an index, and an introduction to the author.
Introduces readers to compasses and cardinal directions and their many uses, especially in daily life. Features labeled infographics that highlight special features on the map to enhance reader understanding. Additional features include colorful photos, captions, a table of contents, a phonetic glossary, sources for further research, and an index.
A very simple introduction to icy weather conditions, when they occur, and the other weather patterns associated with it. Additional items to aid comprehension include a phonetic glossary, sources for further research, an index, and an introduction to the author.
A very simple introduction to the phenomenon of fog, when it occurs, and the other weather associated with it. Additional items to aid comprehension include a phonetic glossary, sources for further research, an index, and an introduction to the author.
Take a fun, mascot-guided field trip through the body parts involved in your sense of sight!
Explains what electricity is and how it is conducted; describes the scientific method; and includes experiments testing different electricity concepts.
Engage readers with a story of what happens to a lake in winter. Readers are introduced to different animals and plants that live in lakes and learn how they survive the winter. Additional features include a table of contents, a phonetic glossary, an index, an introduction to the author, and sources for further research. A kid-friendly project inspires creativity and hands-on fun.
