How Do You Measure Time?

Provides an overview of the design, uses, weapons, and equipment of U.S. Navy submarines. Written in English and Spanish.

Severn Cullis-Suzuki was only twelve years old when he addressed the entire world: What are we doing to Earth, our home? How far can human greed go? Little Severn embarrassed the world leaders and asked them to be consistent, that their actions would reflect their words. An emotional speech, full of truths as simple as they are revealing, and even more relevant today than when it was delivered. This is a bilingual edition.

¿Te gustaría saber cómo son las casas de los animales? ¿Siempre viven en los nidos y madrigueras que construyen o también aprovechan los sitios que les da la naturaleza? A Bruno y a su hermana Irene también les gustaría saber dónde viven y cómo son las casas de los animales. Acompáñalos en este viaje y descubre cómo es la casa del pájaro carpintero, o la de la abeja, o la del elefante? Incluye además una guía para padres con información adicional.

Take a trip to the world market for an exciting way to learn about standard measurement! This title takes young readers to markets around the world, showing them how to measure common food items with standard measurements. Some things are measured by length! Some things are measured by weight! Children will learn these and other measurement techniques through vibrant images, fun examples, and simple mathematical charts, enhancing their mathematical and STEM skills.

Read Along or Enhanced eBook: Help readers make a difference by encouraging them to learn about the various ways the environment needs our help and the things they can do to reduce their carbon footprint. Readers will learn about the effects of pollution, fossil fuels, renewable and non renewable resources, deforestation, and recycling through interesting images and charts and informational text. This Spanish-translated nonfiction title features a glossary of terms and a list of helpful websites that encourages children to take part in helping the environment in many different ways.