Cruzar un continente

Ice cream is a solid. But when it melts, it becomes a liquid. Solids can change to liquids and back again by melting and freezing. Read this Spanish-translated book to learn what happens when heat and cold and solids meet.

The need for speed is the motivating factor in this engaging, Spanish book. Readers learn the history of travel from the very slow to the supersonic and beyond, including everything in between. They learn and discover the factors that influence motion for all types of vehicles: land, air, and water alike. They also learn different ways to measure speed and read about energy uses for different vehicles. With greater speed comes greater risk. Readers learn how engineers are always seeking new and better ways to keep people safe as they travel faster and go farther. This 6-Pack includes six...

Read Along or Enhanced eBook: From Stonehenge to the Bermuda Triangle, there are many places on Earth that remain a mystery to scientists! Readers will discover these curious places--and more!--as they move through this fascinating, Spanish-translated nonfiction title. This mysterious book features detailed images, informational text, and stimulating facts and theories in conjunction with upper-level features, such as chapter format, a glossary of terms, and an index.

Readers may never expect that they might free fall to Earth, but if they have ever dived into a pool, that's exactly what they've done. This book shows readers how Newton's three laws of motion affect divers, skydivers, and mountain climbers' movements. Readers discover who uses gravity, and who works against it, and all other forces that contribute to a successful dive or climb. After reading this book, readers can decide if they will ever be interested in engaging in one of these extreme sports.

The ability to work in teams, communicate effectively, and improve efficiency make for highly successful professionals. Written in easy-to-access language, this book aligns with the Core Curriculum requirement of teaching students how to develop research projects that are similar to those they might face in their careers. It also provides guidance on building and participating in teams, bolstering interpersonal skills, and developing assertiveness. This volume contains concrete, real-world examples of actions students can take now to help them attain their desired futures.

Este libro bilingüe (español/quechua) relata la vida y obra del maestro de arte tradicional Julio Gálvez, reconocido como personaje meritorio de la cultura peruana por su experticia en el tallado del alabastro o piedra de Huamanga, patrimonio cultural de la nación. "Julio era observador. Le gustaba admirar el lugar de trabajo de los artistas ayacuchanos y como ellos, con mucha paciencia y presión, iban tallando la piedra hasta formar hermosas esculturas. Nos lo cuenta la autora como lo haría su maestra de primaria o una amiguita de Julio, y, gracias a ella, conocemos los orígenes, la...

"Una niña de nueve años, divertida y muy madura se enfrenta a la separación de sus padres, obligada a escoger entre la aparente estabilidad que le ofrece su madre y la vida bohemia y despreocupada junto a su padre en el campo. Una novela tierna, fresca e ingeniosa."--Casadellibro.

Measuring cups are essential in the kitchen, but they’re also crucial in the science lab. Scientists need to be precise in their experiments to test their hypotheses, and science tools such as cylinders for measuring volume aid them in their important research. This appealing book shows that young scientists, too, can use measuring containers for their own science experiments. Important STEM concepts such as volume and units of measurement are explained in a comprehensible manner.