Search Results: 32 books from 1 publisher. Learn more

Flota o se hunde

Julie K. Lundgren (author)

Publisher: Crabtree Publishing Company ISBN: 9781039619746

Why do some things float while others sink? Readers learn about buoyancy and density, guess what type of objects will float or sink, and conduct a floating experiment of their own! Great for STEM and content literacy.

Los edificios están hechos de formas

Miranda Kelly (author)

Publisher: Crabtree Publishing Company ISBN: 9781039619777

Squares, rectangles, triangles, circles--these shapes help us build things. Look around! Shapes are everywhere! Great for STEM and content literacy.

Magnetos

Christian Lopetz (author)

Publisher: Crabtree Publishing Company ISBN: 9781039620889

The perfect, low-level book for introducing magnets and how they work. Kids will be able to identify many magnetic objects after reading this book, as well as what materials are NOT magnetic.

Electricidad diaria, impactante pero real

Julie K. Lundgren (author)

Publisher: Crabtree Publishing Company ISBN: 9781039620858

Young readers will learn what electricity is, where it comes from, and how it is produced and used in our homes and businesses. Words like energy, circuit, and conductor, are clearly explained.

La luz: ¡energía que podemos ver!

Julie K. Lundgren (author)

Publisher: Crabtree Publishing Company ISBN: 9781039620872

Learn about light in this easy-to-read book. Simple text, colorful photos, and diagrams explain how light comes from a source, how it moves, and what is happening when you see reflection or refraction. Light waves and frequency also featured. Fun facts about light scattered throughout. Word matching game, comprehension questions, glossary, and index included. Contains the science concepts and vocabulary students need to know in grades 3 to 5. Correlates to NSTA's Science Standards.

Esqueletos espeluznantes pero geniales

Alan Walker (author)

Publisher: Crabtree Publishing Company ISBN: 9781039618879

Skeletons can look a little creepy, because, well, we usually wear them on the inside. This book explains why some animals don't have a skeleton, and why humans can't do without one. Amazing photos and simple text make this book a great high-interest read.

Usemos la tecnología sabiamente

Cynthia O‘Brien (author)

Publisher: Crabtree Publishing Company ISBN: 9781427126627

Technology can make work easier, safer, and more fun. But some technology can also be harmful to the environment. Read about how we can make responsible choices in our use of technologies to help lessen the harm to the environment.

Piensa como un científico de la computación

Cynthia O‘Brien (author)

Publisher: Crabtree Publishing Company ISBN: 9781427126603

Computer scientists know how to follow steps, spot patterns, and fix problems to reach a goal. Read about how anyone can learn to think like a computer scientist!

Robots trabajando

Cynthia O‘Brien (author)

Publisher: Crabtree Publishing Company ISBN: 9781427126610

Robots are machines that can do work on their own. Read about all of the different and exciting jobs robots do in our communities.

Las partes trabajan juntas

Cynthia O‘Brien (author)

Publisher: Crabtree Publishing Company ISBN: 9781427126597

Many technologies are made up of different parts that each perform a certain job. This basic introduction to systems will show you how all the parts work together as a group to complete a task.

La tecnología antes y ahora

Cynthia O‘Brien (author)

Publisher: Crabtree Publishing Company ISBN: 9781427126580

Read about the invention of certain tools, and how they have been improved over time to become the technology we use today.

Energía en todas partes

Cynthia O‘Brien (author)

Publisher: Crabtree Publishing Company ISBN: 9781427126573

Energy powers the things that make our lives easier, safer, and more fun. Read about the Earth-friendly tools that are used to gather energy.

¡La tecnología y tú!

Cynthia O‘Brien (author)

Publisher: Crabtree Publishing Company ISBN: 9781427126559

Read about the different tools of technology we use throughout our day. Think about which kinds of technology you use yourself.

¿Qué es la tecnología?

Cynthia O‘Brien (author)

Publisher: Crabtree Publishing Company ISBN: 9781427126566

Technology is the name we give to the tools that help make work easier, safer, or more fun for us to do. Learn about the basics of technology and how it improves our lives.

El material adecuado para el trabajo

Crystal Sikkens (author)

Publisher: Crabtree Publishing Company ISBN: 9781427126535

Some objects must be made of certain kinds of materials to make them work the way they should. Read about how the properties of different materials, such as their hardness or weight, help make an object fit the job it is made for.

¿Qué hace que se mueva?

Crystal Sikkens (author)

Publisher: Crabtree Publishing Company ISBN: 9781427126498

Did you know that an object can only move if a force is placed on it? Read about pushing and pulling - the forces that make objects move - and what happens when you change the strength or direction of a force.

Muchos tipos de ingenieros

Robin Johnson (author)

Publisher: Crabtree Publishing Company ISBN: 9781427126382

Could an engineer that builds roads fix a problem on an airplane? Read about how different kinds of problems are solved by different kinds of engineers.

¡Elige reusar!

Crystal Sikkens (author)

Publisher: Crabtree Publishing Company ISBN: 9781427126481

We can all make good choices to do our part to care for Earth. Read about the importance of reducing, reusing, and recycling, as well choosing items that can be used over and over.

¡Descubre dinosaurios!

Crystal Sikkens (author)

Publisher: Crabtree Publishing Company ISBN: 9781427126474

The only way we can learn about dinosaurs is by studying their fossils. Read about how comparing fossils shows us how different dinosaurs moved, what foods they ate, and how they protected themselves.

Los errores nos ayudan a aprender

Robin Johnson (author)

Publisher: Crabtree Publishing Company ISBN: 9781427126375

Engineers don't give up when they fail to solve a problem. Discover why learning from mistakes helps guide engineers to find the best solution.

Ingeniería en mi comunidad

Robin Johnson (author)

Publisher: Crabtree Publishing Company ISBN: 9781427126368

Read about some of the things that engineers design, such as bridges and water systems, to improve life in our communities.

Cómo resuelven problemas los ingenieros

Robin Johnson (author)

Publisher: Crabtree Publishing Company ISBN: 9781427126337

Different problems need different solutions, but engineers follow the same steps to solve them. Discover the path engineers take to find new solutions or improve old ones.

Ideas de la naturaleza

Robin Johnson (author)

Publisher: Crabtree Publishing Company ISBN: 9781427126351

Engineers often look to nature to help them solve problems. Read about human technologies that have been inspired by animals and plants.

Haciendo pruebas con modelos

Robin Johnson (author)

Publisher: Crabtree Publishing Company ISBN: 9781427126344

Engineers build models to help them test how well their solutions will work. Read about how testing small-sized models helps them spot mistakes, make improvements, and create the best solution possible!

¿Cuál es la mejor solución?

Robin Johnson (author)

Publisher: Crabtree Publishing Company ISBN: 9781427126313

Did you know that a problem can have many different solutions? Read about how an engineer finds the best solution to solve a problem or meet a need.