Sólo para Chicas

Mars is perhaps the most thrilling planet these days. With rovers exploring its surface and manned missions in the works, people are wondering if Mars is our next home! In this highinterest book, readers will learn more about Earth's neighbor, including what its climate and surface are like, why it's called the Red Planet, and about the recent discovery of water on its surface. They'll learn all this while solving "Your Mission" math problems that complement and support the text. This motivating volume is an engaging way to explore key aspects of science and math curricula.

Disponible en edición bilingüe inglés-español, esta exitosa serie ofrece importantes e interesantes temas científicos para hacer pensar a los más pequeños. Con la exactitud de un experto y la sencillez para que lo entienda un niño, Quarks explica los principios físicos y químicos básicos de las partículas (quarks, protones, neutrones, átomos y moléculas) y los relaciona con el mundo del bebé. Contiene atractivas ilustraciones que se complementan con un lenguaje apropiado para que el bebé se maraville. Y no solo el bebé... ¡padres y cuidadores también pueden aprender mucho!...

In this book, children learn how we can tell if something is shiny or dull and which materials have these properties.

A researcher looks at cells under a microscope. A scientist studies bacteria in a Petri dish. A student boils liquid in a test tube. What do these things all have in common? The answer is: glass! Learn how something as simple as glass has played a huge role in scientific exploration with this fascinating Spanish Informational Text created in collaboration with the Smithsonian Institution! Build reading skills while engaging students' curiosity about STEAM topics through real-world examples. Packed with factoids and informative sidebars, this Spanish book features a hands-on STEAM challenge...