La antigua Grecia (Ancient Greece)

Algorithms might sound like a complicated tech term, but don't be intimidated, people actually use them every day. Using accessible language and full-color photographs, this book simplifies algorithms in an easy-to-understand way. Readers will be amazed to learn that an algorithm is just a set of steps for computers to follow to get things done. STEM topics from the Next Generation Science Standards are emphasized throughout the text. Sidebars featuring key terms help readers grow their tech vocabulary, and fact boxes provide additional opportunities to learn.

Discusses the physical characteristics of great white sharks that combine to make them such able predators.

Simple text and photographs introduce the purpose of money, how old coins and paper money are disposed of, and how new money is made.

Healthy Habits is a collection of four stories featuring the Chiminis, fictitious characters that live in the forest and are as small as pine cones. In each story, one of the Chiminis has an adventure that highlights the importance of hygiene, a good diet, and exercise, and offers general health advice.

Torcuato, apodado Trescuartos por su aspecto físico diminuto y escuálido, comparte su vida con un hermano gemelo que posee muchas de las cualidades que a él le faltan y con el que lo comparan continuamente. Él cree que no puede tratarse de alguien normal y sospecha si Luis no será, en realidad, su ángel de la guarda, desde el día en que desaparece de su lado y todo comienza a salirle mal.