Roc y la salud

In this Spanish title, learn about what makes endangered jungle animals so unique and why they need to be protected.

Luis Suárez is known as one of the best soccer players in the world. He has won trophies, championships, league titles, and can shoot goals with either foot. As gifted a player as he is, Suárez is also known to be a controversial figure in the sports world. This book draws young soccer fans in with bright photographs of the exciting sport in action. Cool fact boxes are also sprinkled throughout the book to support the text. Readers will get an inside look at Suárez's achievements, his struggles, and his amazing athleticism.

What causes sound? How does sound travel? Sound begins when matter vibrates. Without this vibration sound could not move and nothing would make any noise. Starting with tiny molecules, this book explains the main concepts of sound and furthers understanding through a series of easy-to-do experiments that will appeal to readers of all ages.

Como fabricar materiales para juegos que utilizan conceptos matemáticos como el reconocimiento de deseño y forma, comparación, y computación mental.