Lo Que Necesitamos Y Lo Que Queremos

Introduces different kinds of light, the properties of light, and how light can create shadows of different shapes and sizes.

"Simple text and photos present the seasonal weather cycle and activities to do in each season"--Provided by publisher.

In this book, you'll find dramatic photographs of big cats from all over the world. See snow leopards on icy mountains, lions on African grasslands and jaguars in the Amazon rainforest. You can also read vivid descriptions of how big cats move, hunt and find a mate.

The use of calendars dates back thousands of years. Why are we driven to record time, and what would happen if we did not? Who created the concept of calendars? Why do different cultures use different calendar systems? And why are calendars so important to us? It is about "time" we found out! Created in collaboration with the Smithsonian Institution, this Spanish-translated Smithsonian Informational Text builds reading skills while engaging students' curiosity about STEAM topics through real-world examples. Packed with factoids and informative sidebars, it features a hands-on STEAM challenge...

“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,...

Las canciones de corro, de comba, las retahílas, las canciones de juego, las de echar a suertes, requieren un ámbito lúdico cada vez más escaso. Ya no es tan habitual ver a los niños jugando al ritmo de estas canciones en parques y plazas. La escuela, el patio del colegio, se pueden convertir, con la colaboración del maestro, en el último reducto a partir del cual rescatar estas canciones y juegos del olvido. Este extenso repertorio forma parte de nuestro folclore y, si se pierde, estaremos relegando al olvido una parte importante de nuestra cultura.