Mezclas y soluciones (Mixtures and Solutions)

Take a look inside this book and you'll discover four delightful jigsaws specially designed for tiny hands, with each jigsaw piece that has touchy-feely textures that will help to develop sensory awareness and the concept of matching.

Siempre es interesante leer y releer las obras de Darwin por la riqueza de los datos que aporta a sus reflexiones sobre el misterio de los misterios que subyace en el principio de la existencia. Aventurarse en este Diario de los primeros tiempos de un Darwin joven, abierto a las respuestas que da la Naturaleza, tiene el aliciente, además, de descubir el germen de su gran obra, El origen de las especies.

This Spanish book introduces students to the concepts of growth and change. With images that are easy to identify and clear, simple sentence structures, this science reader simplifies scientific concepts for young students as they improve their reading skills. A fun and easy science experiment and Your Turn! activity provide more in-depth opportunities for additional learning. Nonfiction text features include a glossary and an index. Engage students in learning with this dynamic text!

These high-interest, low reading level biographies chronicle the lives of inspiring individuals and use a vivid, graphic-novel format that will capture the attention of reluctant readers. The dazzling, full-color illustrations and easy-to-read text bring each person's life and times to life.