Técnico electricista 1 - Curso visual y práctico

Uncovers the secret codes that different animal species use to relate to each other, revealing that communication among certain animals is not different from human communication.

Explains the basic science of flight, the problems of getting vehicles into the air, different types of engines, and aircraft design, and includes instructions for making aircraft models.

Learn how light pollution prevents us from seeing the stars and causes other problems as well. This Spanish book features a hands-on STEAM challenge that gives insight into how the engineering design process is used to solve real-world problems.

Introduce little ones to the vowels through the help of La Catrina in both English and Spanish! Don't forget to round out the o for ofrenda, and carefully sound out your i for iluminación just in time to light the way to the celebrations. Inspired by one of the strongest icons of Día de Muertos or "Day of the Dead," this book introduces little ones to the vowels in both English and Spanish - and teaches them to recognize them by the sound they make! This book is perfect for parents to guide their little ones through the vowels in both English and Spanish, as well as introduce them to the...