Relieves de la Tierra

It takes different parts to build a house. The floor is built first. Walls need to be added next. Windows and doors, too. Learn about the steps it takes to build a house. Paired to the fiction title We Have a Box.

Different types of birds eat different things to live. Some birds eat worms. Some eat fish. Find out what different birds need to eat to live. Paired to the fiction title Hungry For Worms.

A team helps each other. A team works together. A team communicates. Find out how to be a team player. Paired to the fiction title My Favorite Sport.

The Earth is made up of shapes. The shapes make up landforms. Find out about all of Earth’s landforms. Paired to the fiction title A Long Car Ride.

Alejo es un conejo y Catalina es una golondrina. Juegan al veoveo. Alejo, el conejo, se lo pone un poquito difícil a su amiga Catalina, la golondrina, ya que el animal que le propone adivinar es muy especial: no es grande, no vuela, no le gusta nadar, no vive en un árbol... ¿Quién será? A partir de 5 años

The Grand Canyon is a "grand" place to learn data analysis! Through an examination of its rocks and fossils, students will learn data analysis while reading about a fun-filled trip to Grand Canyon National Park. This Spanish book uses real-world examples to teach math concepts, and incorporates nonfiction reading to increase vocabulary and comprehension skills. The challenging practice problems, graphs, and sidebars provide many opportunities for students to practice their developing math skills, and apply what they've learned to their daily lives. Essential text features like a glossary,...

El carácter de Kolmogórov se forjó en una época de revoluciones sociales y guerras mundiales. Vivió el estalinismo, la posterior rectificación de errores y el inmovilismo que luego daría paso a la perestroika. Aunque siempre se consideró a sí mismo un matemático puro, una parte esencial de su obra fueron sus investigaciones aplicadas a otras ciencias. Sus esfuerzos estaban regidos por una idea clara - discernir las diferencias y similitudes entre orden y caos. Mucho más que cualquier otro matemático, amplió los dominios y la comprensión humana del azar. Reinó en una escuela...

Children often assume that being fair means that everyone gets the same number of cookies, but at the heart of fairness is consideration, respect, and caring for others. Your readers will encounter real-life situations in which young people figure out how to act fairly. They'll meet Ben and Jane who are playing on the swings at recess while other children wait to use the swings. What is the fair thing to do? Each spread consists of one of these relatable scenarios along with a full-color photograph. Fun, accessible text encourages readers to consider how they treat others as they discover...