La historia de: los sistemas numéricos: Valor posicional

Learn the history of number systems with this engaging Spanish book! This text combines mathematics and literacy skills, and uses practical, real-world examples of problem solving to teach math and language arts content. Students will learn place value while reading about the number systems of the Egyptians and Romans, and also learn important vocabulary terms like cuneiform, binary systems, roman numerals, and more! The full-color images, math charts, and practice problems make learning math easy and fun. The table of contents, glossary, and index will further understanding of math and...

Recoge las aportaciones en materia de educación física como plataforma para la integración de niños con necesidades educativas especiales.

Estás creciendo y en tu cuerpo se producen cambios, este libro te ayudará a entenderlos. Si eres una chica: llega la menstruación, tus pechos se hacen notar, aparecen pelos y te quieres depilar. Si eres un chico: te sucede algo desconocido mientras duermes, descubres nuevas sensaciones, transpiras mucho y no te quieres bañar. La licenciada Alicia Guzmán te cuenta cómo es esta etapa única del crecimiento, maravillosa y a la vez difícil: la pubertad. Con los dibujos de Petisuí sonreirás como quien se mira al espejo. Autora: Alicia Guzmán

Learn about the Earth and the Moon with this engaging Spanish science reader. With easy-to-read text, this book teaches students important scientific concepts and vocabulary including the phases of the Moon, the movement of the Earth around the sun, and the rotation of the Earth. Aligned to state and national standards, the book contains nonfiction text features like an index, a glossary, captions, bold font, and detailed images to keep students connected to the text. A hands-on science experiment helps students apply what they have learned and develops critical thinking skills.

Why do we need food to live? Find out in this informative title that explains the importance of food to all living things.