Un contrato y sus consecuencias

Students will develop their math skills while engaged in reading about Yosemite National Park. This book seamlessly integrates the teaching of math and reading, and uses real-world examples to teach geometry concepts like calculating perimeter and area. Text features include a glossary, an index, captions, and a table of contents to increase students’ vocabulary and reading comprehension skills as they interact with the text. The rigorous practice problems, math charts and diagrams, and sidebars provide many opportunities for students to practice their developing math skills, and apply what...

Charles Darwin es ya un hombre mundialmente famoso y polémico por su teoría sobre la evolución de las especies cuando, en 1865, decide escribir para sus hijos el relato del viaje que, con 23 años de edad, realizó alrededor del mundo a bordo del Beagle. Un viaje que cambiará su visión de la naturaleza y le hará comprender que todas las especies de plantas y animales están relacionadas y tienen un origen común. Durante cinco años, Darwin recorrió lugares llenos de contrastes, como la selva tropical de Brasil y la cordillera de los Andes, la Tierra del Fuego, las islas Galápagos......

In life there are lots of things that come and go, transform, or get left behind. It happens to everything . . . except this. This book deals with life changes and the passage of time with a great deal of sensitivity. To reinforce the message, each scene includes a page with special paper that invites us to witness the transformation.

Describes which animals are loud and which are quiet, including such creatures as cicadas, whales, mice, and fish.