Cómo podemos utilizar la palanca?

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

Follows the life and career of the French scientist who proved the existence of germs and their connection with diseases.

The Uses Of Wind Energy Is The Topic Of This Book. Explains The Positive And Negative Impact This Form Of Energy Can Have On Our World.

Every day, living things grow and change. How do they do it? Find out by exploring the life cycles of various animals. This nonfiction Spanish book teaches students important scientific concepts and terminology. The diagrams, sidebars, text features, and colorful images will keep students connected to the text. Aligned to state and national standards, the fun lab activity provides a real-world learning experience that supports STEM instruction. Keep students reading with this fascinating Spanish book!

A stinky look at the history of personal hygiene reveals fascinating facts, such as the invention of the toilet, how many times Queen Elizabeth I had a bath, how the first sewers were built, and much more.

People have been sending mail for a long time. But how they do it has changed a lot! Read about the history of mail as you learn to collect data. This Spanish math book combines math and reading skills and uses real-life examples of problem solving to teach subject-area content. The dynamic images, detailed sidebars, practice problems, and math diagrams make learning data measurement easy and fun. Text features include a table of contents, a glossary, an index, and captions to build vocabulary and increase understanding of math and reading concepts. An in-depth problem-solving section...

Pon a prueba tus neuronas con 365 enigmas y juegos de lógica, uno para cada día del año. ¿Te gustan los desafíos? ¿Eres el rey de los enigmas? Abre este libro y prepárate para exprimir tu cerebro con 365 divertidos y estimulantes juegos de ingenio. De la mano del matemático Miquel Capó, descubrirás los mejores acertijos, paradojas, ilusiones ópticas y problemas matemáticos. ¡El entretenimiento está asegurado!