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This beginner's guide offers a first glimpse into the natural world of amphibians. This addition to the acclaimed About... series uses simple, easy-to-understand language to teach younger children what amphibians are, how they look, how they move, what they eat, and where they live. With beautifully detailed, realistic paintings, noted wildlife illustrator John Sill introduces readers to a variety of amphibians, from frogs and toads to salamanders and more. An afterword provides details on the animals featured and inspires readers to learn more.

This starter volume uses everyday examples such as a baseball and a beach ball to demonstrate the contrast between hard and soft objects.

"Toda verdadera filosofía debe ser realizable en la existencia humana. Filosofía de la Vida. En estas palabras está el anhelo más profundo de renovación de nuestra manera de pensar, intuir y vivir. Filosofía empapada en todos aquellos acontecimientos que hacen del hombre un ser eminentemente consciente de su finalidad social. Las mejores investigaciones de la Filosofía, han sido aquellas que han tratado de realizar la existencia humana en todas sus manifestaciones. Y puede decirse, sin exageración, que es más noble, más profunda y verdadera una filosofía cuanto más se acerca a la...

"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 the film Jurassic Park. Take a trip through dinosaur time to meet these deadly dinosaurs face-to-face: The Variraptor had pointy teeth with grooves like steak knives to saw through meat! The Draeomaeosaurus was the first raptor ever discovered. It had a very large brain! The Microraptor was ...