Los asteroides y los cometas (Asteroids and Comets) 6-Pack

The sun gives us warmth and light. It makes the seasons change. Our sun is very important! Learn about the sun with this engaging Spanish science reader. With easy-to-read text, this book teaches students important scientific concepts and vocabulary. 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.

Did you know that baby butterflies look like worms with legs? Caterpillars turn into butterflies inside a shell. Discover more about these flying insects in Butterflies, part of the Life Cycles series of EYEDISCOVER books.

Bullying is a common phenomenon facing society today. Author Nora Rodr?guez puts forth hundreds of strategies, divided by age groups, to educate children on the concepts of solidarity, mutual respect and the importance of resolving conflicts in a positive manner. Only through the involvement of parents and teachers in the detection and prevention of school bullying, will bullied and bullies be able to trust in themselves and grow to become secure human beings.

Aunque hoy en día el efecto invernadero aparece en la prensa con frecuencia, se le conoce desde mediados del siglo XIX y siempre se ha sospechado de la influencia de la actividad humana en él. Sin embargo, para constatar el efecto de calentamiento global actual y aceptar la responsabilidad del hombre en su rápido crecimiento, hubo que luchar contra intereses ligados al desarrollo industrial que supuestamente está sustentado por el conocimiento científico. "Esta historia empieza a principios del siglo XIX, cuando unos científicos descubrieron que nuestro planeta no siempre tuvo el mismo...

This complete Spanish translation of the highly acclaimed Isaac Asimov's 21st Century Library of the Universe is ideal for students still developing their English-language skills.