Experimentos sorprendentes con la luz

Throughout history, women were kept in the home and out of the workplace. Over time, however, women began breaking out of their traditional roles and entering spaces traditionally occupied by men—including the boardroom. This biographical text looks at the lives of the fascinating females who broke barriers in business. Coco Chanel, Estee Lauder, Oprah Winfrey, Melinda Gates, and Sheryl Sandberg are just some of the groundbreakers covered in this text. Age-appropriate text, colorful visuals, fact boxes, and a comprehensive timeline complete the learning experience.

This Title Explains What An Ecosystem Is And How The Plants And Animals Within An Ecosystem Rely On And Effect Its Existence. Different Types Of Ecosystems Are Described, As Well As The Food Webs Within Them. How Some Changes To An Ecosystem Can Be Good And How Some Harmful Changes Can Destroy Them. Teaches Students What An Important Role They Can Play In Keeping These Intricate Ecosystems Alive.

In this engaging, Spanish-translated nonfiction book, early readers are introduced to the life cycle of a butterfly. Readers will be captivated by the vivid photographs of the butterfly's life, and informative text. This 6-Pack includes six copies of this title and a lesson plan.

Después del último ataque sufrido, los habitantes de Pueblo han recuperado la tranquilidad y su existencia transcurre en paz. Todo parece funcionar a la perfección. Sin embargo, una serie de misteriosas desapariciones van a alterar las cosas... Una amenaza externa, con forma muy peculiar; una criatura extraordinaria dotada de una poderosa arma; una clave por descubrir... El equipo formado por Willy, Vegetta y sus mascotas, Trotuman y Vakypandy, arriesgarán de nuevo sus vidas y pondrán a prueba su ingenio para solucionar el problema.