Viaje al centro del Verne desconocido

There are many steps in the nitrogen cycle that include difficult concepts and words: denitrification, prokaryotes, ammonia, and more. With the help of this understandable book, even struggling readers will grasp this cycle of nature. Low-level language, fact boxes, and an extended glossary provide readers with essential vocabulary explanations that allow them to further understand each step of the cycle. Full-color diagrams aid readers' comprehension as they move through the cycle from start to finish, and then around again.

Es una increible aventura que te transportara al Antiguo Egipto, una de las civilizaciones mas misteriosas que han existido en la Historia. Laila, Alex y Guiomar te ayudaran a descubrir algunos enigmas de ese mundo fabuloso. Quieres ir con ellos ? Te gustaria conocer el poder magico de los antiguos egipcios ?

Describes different kinds of musical instruments and gives instructions for making homemade versions, with a focus on musical instruments of Mexico.

Now even the youngest children can enjoy the ghosts, skeletons and treats of this spirited holiday - in a bilingual board book! We celebrate our ancestors on The Day of the Dead / With offerings of flowers, sugar skulls, and bread. With sweet-smelling marigold petals and joyful songs, a family welcomes back their beloved ancestors. This lively and colorful (and not too scary) tribute to a unique holiday is in English and Spanish. Two children prepare offerings of flowers, sugar skulls, and special bread, and make delicious foods to eat and share. By spreading marigold petals, they guide the...