Lo que los fósiles nos enseñan sobre la Tierra (Investigating Fossils)

Advances in science have changed our world, all thanks to the scientists behind important discoveries. Some of the most important discoveries have come from female scientists, who were as unique for their work as they were for being trailblazers in a male-dominated industry. This text offers a biographical treatment of such important scientists as Marie Curie, Rachel Carson, and Jane Goodall, as well as others who have made it possible for women of the future to have a career in science. Age-appropriate text, fact boxes, historical and modern images, and a comprehensive timeline complete the...

El plan lector SUPERLEO, dirigido a pre-lectores y primeros lectores, propone una puerta de entrada para aprender a disfrutar de la lectura a través de un material lúdico y motivador. Este material se compone de: -Un muñeco, mascota Superleo. -Un cuaderno con lecturas seleccionadas de libros de nuestro catálogo y propuestas concretas para realizar en familia.

Presents aerial photographs of various scenes from around the world including fishermen in Morocco, a farm on the island of Crete, and a mangrove forest in New Caledonia.

Born into slavery, Frederick Douglass relied on his own determination and ingenuity to carve a path to freedom. Once free, he dedicated his life to improving the lives of others and fighting for justice and equality. This inspirational Spanish biography uses primary sources to engage students in learning about the fascinating life of Frederick Douglass. Students will build their literacy skills as they are immersed in social studies content. Text features include a glossary and an index to increase comprehension and academic vocabulary.

Adaptada para jóvenes lectores, esta es la inspiradora biografía de la que fue la primera dama de Estados Unidos, Michelle Obama. Michelle Robinson nació en el lado sur de Chicago. A pesar de sus humildes orígenes, llegaría a ser Michelle Obama, la inspiradora y poderosa primera dama de Estados Unidos. Junto con su marido, Barack Obama, elegido el cuadragésimo cuarto presidente, serían la primera familia negra en la Casa Blanca, y desde allí servirían al país durante dos mandatos. Michelle es ejemplo de que, con perseverancia y esfuerzo, no hay límites; de origen humilde, llegó a...