Preguntas que Ponen los Pelos de Punta

1 cola larga tenía Argentinosaurus, 2 garras tenía Deynonichus... Un impactante recorrido desde el 1 hasta el 10, para descubrir cómo eran, cómo vivían y a qué deben su nombre los dinosaurios. Ilustrado por el paleoartista argentino Gustavo Encina.

In a dream, Joaquín meets various animals and discovers that they have very different tails which prove very useful to them.

This Spanish book introduces students to the concepts of growth and change. With images that are easy to identify and clear, simple sentence structures, this science reader simplifies scientific concepts for young students as they improve their reading skills. A fun and easy science experiment and Your Turn! activity provide more in-depth opportunities for additional learning. Nonfiction text features include a glossary and an index. Engage students in learning with this dynamic text!

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.

For those who enjoy unconventional solutions, the author offers a wide range of all-time paradoxes that defy your deductive and calculation skills with impossible logical truths, and helps you to learn how to overcome the traps of false truths.

Earthquakes can leave people and property in bad shape. At times, they can be deadly. Find out about the science of studying earthquakes and the men and women who track the movements of the ground below us. Created in collaboration with the Smithsonian Institution, this Spanish book ignites a curiosity about STEAM topics through real-world examples. It features a hands-on STEAM challenge that guides English language learners through every step of the engineering design process. Inspire students to pursue a STEAM career with career advice from a real person working in a STEAM field. Discover...