Algoritmos: la base de la programación de computadoras (Algorithms: The Building Blocks of Computer Programming)

Describes where fossil fuels come from, their uses and forms, the harm they cause to the environment, and sources of renewable energy.

Bored by her daily routine, Olga the sheep thinks outside the flock and ends up creating a wonderful surprise. Includes facts about sheep.

Defines pulleys, explains their functions, and suggests simple experiments to demonstrate how they work.

Teach students about the life of Abigail Adams with this biography that has been translated into Spanish. Primary source documents and images will engage readers as they build their literacy skills and social studies content knowledge. This nonfiction book also encourages children to recognize someone who inspires them. Informational text features help students navigate the text.

La increíble e inspiradora historia de un niño que desde el corazón de África supo vencer todos los obstáculos y logró convertirse en atleta olímpico. Un canto a la esperanza y a la paz que nos muestra que hasta en la oscuridad, siempre brilla una luz que nos guía. This is the incredible, inspiring tale of a little boy from the heart of Africa, who was able to overcome all of the obstacles in his life, and become an Olympic athlete. A story of hope and peace, which shows us how there is always a light that shines to guide us, even in the darkest moments. Lexile Level: 910L