Experimentos con la luz

One of North America's most popular sports, skateboarding combines balance, dexterity, and quick reflexes. Kids will get the lowdown on streetstyle and vertical skating and learn about the board, safety, motion and balance, and how to perform kickturns, spins, rock n' roll, and more.

Una niña inteligente y atrevida, Satrapi--hija de Marxistas radicales i viz-nieta del ultimo emperador de Iran--se hace testigo de una niǹez unica envuelta con la historia de su pais.

Animals do not brush their teeth, but they still have ways to keep their teeth clean. Read to find out how. Paired to the fiction title Going to the Zoo.

Computer science is all around us, at school, at home, and in the community. This book gives readers the essential tools they need to understand the computer science concept of problem decomposition. Brilliant color photographs and accessible text will engage readers and allow them to connect deeply with the concept. The computer science topic is paired with an age-appropriate curricular topic to deepen readers' learning experience and show how problem decomposition works in the real world. In this book, readers will learn how to break down their research into different kinds of sources. This ...