CD9. Nuestra historia

Spanish language edition. This extraordinary counting book is full of astonishing illustrations and amazing facts about the fascinating world of insects. Once again, Jerry Pallotta's perfect blend of information and humor has created a favorite for children and adults.

English Spanish bilingual children's book. Perfect for kids studying English or Spanish as their second language. Little Jimmy doesn't like to brush his teeth. Even when his mother gives him a brand new orange toothbrush, his favorite color, he doesn't use it like he is supposed to. But when strange and magical things start happening to Little Jimmy, he begins to realize how important brushing his teeth can be. I love to brush my teeth is a delightful story full of beautiful illustrations sure to get your little ones attention. If your child is having difficulty learning to brush their teeth...

Different colors are all around us, and this series explores what they look like and where they can be found. Students identify common colors from everyday life, such as red, blue, green, yellow, and how to describe them. They also learn to classify colors by examining what types of objects display each color. Consistently placed and leveled text helps to ensure subject matter is clearly understood.

Venerado y vilipendiado a un tiempo, Lobachevski se cierne imponente sobre la matemática del siglo XIX. Al igual que sucede a la mayoría de los mitos, el Lobachevski real está oculto por capas de negligencia y desconocimiento. Su fantástica obra, argumentaban muchos, no era otra cosa que herejía matemática, una senda falsa. Lobachevski es una personalidad abrumadora, un soñador empedernido, un hacedor de mundos imposibles pero reales. Lobachevski es, para muchos, una persona desconocida. Este libro cuenta la historia de un hombre sencillo, pero sagaz, obstinado y profundo desde el...