La historia de la inmigración de EE. UU.: Datos (The History of U.S. Immigration: Data)

What does it take to run a successful lemonade stand? Join Juan and Rose as they develop the financial literacy skills that are necessary to start and run a business! This Spanish math book seamlessly integrates the teaching of math and reading, and uses real-world examples to teach math concepts. Text features include images, a glossary, an index, captions, and a table of contents to build students' vocabulary and reading comprehension skills as they interact with the fiction text. The rigorous practice problems, sidebars, and math diagrams extend the learning experience and provide multiple ...

Babies are mesmerized by other babies -- and the strikingly candid photos in HUGS & KISSES will keep little ones spellbound. Roberta Grobel Intrater's vibrant photographs capture endearing moments with babies and toddlers as they get hugs and kisses from parents and siblings. Each book contains five spreads and sturdy board pages with rounded corners for safe handling by little ones, and the small convenient size is just right for taking along. Coupled with the simple, rhyming text, this is a perfect snuggling book and an ideal first read-aloud, sure to please both parents and children....

NOS ENCONTRAMOS ANTE una realidad social volátil y vertiginosamente cambiante, que nos obliga a una renovación permanente de ámbitos y situaciones que hasta ahora parecían relativamente estables, o bien evolucionaban de una forma lenta y más o menos controlada. El rápido desarrollo tecnológico y las nuevas y variadas formas de comunicación en las que estamos inmersos están configurando y reclamando un nuevo espacio educativo, un replanteamiento de las finalidades de la educación y la enseñanza. Las instituciones educativas no pueden permanecer al margen de esta realidad social por...

The sun is responsible for all life on Earth, but what exactly is it? Our star is an amazing force that can be as dangerous as it is important. From solar flares to the threat of blowing up altogether, the sun is one of the most interesting things in our solar system. Readers take a trip to the sun to see how it works and exactly what it is made of. They’ll learn about the life cycle of a star and see just how long we have until we have to find a new planet to call home. Don’t worry, they’ll be happy to learn that (hopefully) we have millions of years left!

En este volumen, aprenderás a diferenciar las principales especies de lagartos, un reptil que vive en hábitats muy variados y que tienen costumbres tan curiosas domo la del camaleón de cambiar el color de su piel para adaptarlo al color del entorno. Conocerás también a lagartos de tamaños tan dispares como el varano gigante, de más de tres metros de longitud, y el geco, que apenas alcanza los diez centímetros y descubirás que los lagartos se deshacen de una parte de la cola para engañar a sus enemigos.