Anatomía para niños y jóvenes

Where did the sunflower come from? How does it grow so tall? How can its thin stalk support such a large and heavy head? These and many other questions are answered in this dazzling book. Using lushly detailed illustrations and photographs, the book takes us inside the sunflower to examine its stem, root system, leaves, and flowering heads, proving an understanding of this unique plant's structure, growth, flowering, reproduction, and cultivation.

¿Te has ganado ya el título de súper bromista? ¿Eres el genio indiscutible de las bromas? Si el primer libro de «Súper Bromas» te ayudó a hacerte un nombre entre tus amigos, con este segundo volumen te reafirmarás como el mejor bromista de todos los tiempos. ¿Pensabas que ya no quedaban víctimas? ¿Que tus bromas eran inmejorables? No te apures, aquí te traemos un montón de bromas nuevas ¿Estás a punto para gastar más bromas? Hemos recopilado las ideas más divertidas (y un poco locas) para que te conviertas en un ¡auténtico ninja de las bromas!

Introduce students to what it takes to be a good leader using this Spanish-translated nonfiction book. Engaging, primary source documents and images that support the text will inspire children to practice being a good leader! Early readers will build their literacy skills and social studies content knowledge while learning about leadership.

Our closest solar system is about 10 light years away. It has two main types of planets. Some are rocky and small, like planet Earth, while others are huge balls of gas, like Jupiter. Learn about how astronomers once thought our solar system was the one and only, to how they have now discovered hundreds of stars with planets orbiting them, which means there could be billions of solar systems in outer space! Just maybe, these alien worlds could host life, like our own amazing planet. This book allows students to use observations of the Sun, moon, and stars to describe patterns that can be...