Dinosaur Skeletons and Skulls

This book describes how the activity of attending a baseball game requires using math for keeping score.

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.

Humans and animals can also make a great team working together. See how horses and the officers who ride them work together to keep our streets safe.

If we could take a trip to the center of the Earth, what would we find? In this amazing book readers can do just that with the help of a special ship that can handle the extreme heat and pressure deep beneath Earth’s crust. Digging through a few miles of the crust is just the start of the nearly 4,000-mile journey to Earth’s core. Readers might be surprised to find that not all of the trip is through solid rock, as the intense heat does strange and amazing things to the material that makes up our planet!

La colección ESTRATEGIAS DE SUPERVIVENCIA recoge todas aquellas tretas, señuelos y actividades que desarrollan los animales y las plantas tanto para defenderse como para atacar, para sobrevivir en medios hostiles, para reproducirse con éxito entre los dep

LA ENCICLOPEDIA BRITÁNICA PARA NIÑOS. APRENDE Y DISFRUTA CON SU FORMATO REGALO. ¿Estás preparado para un viaje alucinante a través del universo? Adéntrate en el espacio con esta increíble Enciclopedia Británica, la enciclopedia más reconocida y rigurosa del mundo. ¿Sabías que el universo nació hace 13.800 millones de años? ¿O que se cree que hay 100.000 millones de galaxias? ¿Y que se han encontrado más de 4.000 exoplanetas? Descubrirás que nuestra Tierra se mueve a millones de kilómetros por hora, navegarás entre estrellas (que en realidad son bolas de fuego) y explorarás ...

What is my period exactly? Do I need to see a doctor? What does it feel like to wear a pad? What if I get my period at school? Karen Gravelle and her fifteen-year-old niece, Jennifer Gravelle, have written a down-to-earth and practical book that answers any questions you might have about your period, from what it is and what it feels like, to how to choose pads and tampons, to how to talk to your parents about it. The Period Book will help guide you through all the physical, emotional, and social changes that come with your period, as well as related issues like dealing with pimples, mood...