Un polizón en la maleta

Explore the lifecycle of a butterfly and learn about the transformation of caterpillars into beautiful butterflies. The connection to language arts is the rich vocabulary related to butterflies, caterpillars, and their transformations.

Diamonds and salt are both minerals, but diamonds are more rare than salt. Curious readers will learn what physical and chemical conditions must be present for minerals to form. They'll discover how minerals are identified and how they are used in daily life. Informative and interesting text presents readers with this science content in a fun way. A graphic organizer shows how different minerals are identified and fact boxes provide readers with exciting supplementary information.

Sherlock Holmes había dado ya muestras de su genio en Estudio en Escarlata y en El signo de los cuatro, pero los lectores no se dieron cuenta de su genialidad. Entonces a Conan Doyle ¿a Watson? se le ocurrió la brillante idea de pasear al detective por una serie de relatos cortos. Empezó publicándolos en la revista Strand en julio de 1891. En octubre, cuando sólo se habían publicado tres historias, los editores le imploraban más aventuras de Holmes, el público agotaba las ediciones y Doyle subía sus tarifas. La presión del público era tal, que antes de terminar los doce relatos...

Introduce students to primary sources and the importance of fairness with this engaging book! The primary source images and simple sentences will engage students in reading and build their social studies content knowledge. For use in the classroom or at home, this Spanish book includes a simple glossary and index to introduce informational text features to young readers and provide additional reading support.