Cuevas de murciélagos (Inside Bat Caves)

Mrs. Frizzle's class investigates the disappearance of the salmon from the sea and in the process learn about migration.

The Mi Mini Biografia series are Spanish language biographies for the earliest readers. This book examines the life of Davy Crockett in a simple, age-appropriate way that will help children develop word recognition and reading skills. Includes a timeline and other informative backmatter.

The underlying theme of Three Centuries of Greek Culture under the Roman Empire is the idea that, under Roman rule, Greek culture was still alive and dynamic and continued to exert a degree of cultural domination, either real or apparent. So, we hope to analyse the meanings of concepts such as “Greek” or “Greece” in the Empire. Are we right to assume that there was a clear opposition between Greek and Roman? Or would it be more accurate to speak of a “Graeco-Roman world”? It would certainly be possible to make a list of “elements of identity”, on both sides —Greek and...

Nuestra misión: que las matemáticas sean una parte divertida en la vida de los niños. Leer cuentos a los niños antes de dormir es maravilloso, pero ¿qué pasa con las matemáticas? Mucha gente no se siente cómoda con las matemáticas y los números, y con frecuencia oímos el "¡Es que no se me dan bien!". Esta actitud se ha ido pasando de padres a hijos durante décadas, y ahora, en nuestra cultura, se piensa que las matemáticas son difíciles, intimidantes y nada divertidas. Matemáticas antes de dormir quiere cambiar eso. Dentro de este libro hay problemas de matemáticas divertidos ...