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.

Have you ever looked up at the night sky and been fascinated by the scattered twinkling lights? You are not alone! People have been captivated by the stars for thousands of years. Learn all about stars with this Spanish science reader that brings the power of science and informational text to students at a level they can understand. This nonfiction book introduces students to STEM topics and new concepts and vocabulary terms like black hole, nebulae, luminosity, supergiant, and supernova. With detailed images and fascinating sidebars, the leveled text supports students reading at above-,...

“Dino” Don Lessem brings readers face-to-face with various dinosaur species, detailing their habitats, way of life and how they became extinct. An acclaimed dinosaur expert, Don Lessem has written more than 30 children’s books, writes a popular dinosaur column in Highlights magazine, and was an adviser for Jurassic Park. Take a trip through dinosaur time to meet these horned dinosaurs face-to-face: Torosaurus had the biggest skull of any animal ever! Pentaceratops had five sharp horns on its head! Styracosaurus was as big as an ice cream truck! Plus, you'll get to know Centrosaurus,...

Para que el día a día transcurra en calma, para que la convivencia fluya y para acompañar a nuestros peques en sus emociones, Mi primer libro de relajación y mindfulness te propone consejos aplicables a situaciones concretas. ¡Sacad vuestra mejor versión como familia! Si tienes alrededor un niño entre los cuatro y los seis años sabrás que son un verdadero polvorín de emociones y nervios. Están aprendiendo cómo funciona el mundo y han llegado a él con un corazón inmenso capaz de sentir muchas cosas y todas a la vez. Es importante que como adultos les ayudemos a regular esas...

Make learning fun with this stylish and tactile book of colors. Every page is themed by color and filled with objects to see and say. Can you find the odd one out on every page? Lift the flaps to see if you were right -- and discover a host of surprises along the way. Bold, eye-catching artwork and sturdy card lift-flaps throughout will make this a favorite with children and adults alike.