Los ciclos de vida de los insectos (Insect Life Cycles)

Ants are known as one of nature's hardest working animals. Their strength and persistence in bringing food to their colonies have been well documented. Now, beginning readers have a chance to learn about some of the littlest bugs in this volume written just for them. Complete with information about what ants eat, how they live, and generally how they stay so busy, this book is a must-have to satisfy the curiosity of your youngest naturalists. Eye-catching and unique photographs complement the low-ATOS text and aid in comprehension.

What is matter? Anything that takes up space is matter. Matter can be a water, liquid, or gas. These are the states of matter. Learn about matter with this Spanish science reader that features easy-to-read text. Nonfiction text features include a glossary, index, and detailed images to facilitate close reading and help students connect back to the text. Aligned to state and national standards, the book also includes a fun and engaging science experiment to develop critical thinking and help students practice what they have learned.

Cuano eran ni�os, Sean Devine, Jimmy Marcus y Dave Boyle eran amigos. Un d�a, un extra�o coche se detuvo en su calle. Uno de los chicos subi� al coche, pero los otros dos no lo hicieron. Y sucedi� algo terrible, algo que acab� con su amistad y que les cambi� a los tres para siempre.Veinticinco a�os m�s tarde, Devine trabaja de detective para el Departamento de Homicidios, Marcus es un ex convicto que tiene una tienda de barrio, y Boyle intenta salvar su matrimonio y mantener sus demonios a raya: demonios que le incitan a hacer cosas terribles.Mystic River ha sido llevada al...

Some of the most powerful things in the world are so tiny they can't be seen with the naked eye! Readers will be amazed at what they see when they take a glance at the world of the mini but mighty in this stunningly fascinating Spanish-translated nonfiction title that features remarkable images and graphics, informational text, index, and glossary. Through these features, readers are able to explore and discover such micros as DNA, atoms, bacteria, phytoplankton, and nanotechnology items like nano-robots and microchips!

Discute aspectos alimenticios, médicos, y sociales del embarazo y la maternidad adolescentes. -- Discusses nutritional, medical, and social aspects of teenage pregnancy and teenage parenthood.