La historia de los sistemas numéricos: Valor posicional (The History of Number Systems: Place Value)

A visual feast of shapes, colors, and poetic riddles, this unique book combines contemporary art with a game of puzzles and observations. Hidden among spectacular pop-ups are hundreds of words and images, including a heart, a teardrop, a smile, flowers, and letters of the alphabet. Children discover new hidden objects with every read and lose themselves in the beauty of each magnificent page spread. Un festival visual de formas, colores y acertijos poéticos, este libro único combina el arte contemporáneo con un juego de adivinanzas y observación. Escondidos entre los desplegables...

This illustrated book shows how four lads from Liverpool came to form the most popular musical group ever...the Beatles! It explains the inspiration behind some of their biggest hits and offers insight into important events happening during the time. A timeline and a glossary are included.

Let's explore the diverse biomes and geography that covers the vast expanse of Canada! This book also highlights the different animals that inhabit this country as well as Canada's most popular sports. Language arts connection is vocabulary related to Canada, its varied landforms, and inhabitants.

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 debugging. 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 debugging works in the real world. In this book, readers will find out why a magnet isn't sticking to a certain surface. This nonfiction title is paired with...