La fiebre del oro (The Gold Rush)

Take a trip to the British Museum as you explore its fascinating objects and geometric shapes! This famous London museum was built for exploration - and for learning geometry. Learn about its history and artifacts as you build your geometry skills. This Spanish math book seamlessly integrates the teaching of math and reading, and uses real-world examples to teach math concepts. Text features include images, a glossary, an index, captions, and a table of contents to build students' vocabulary and reading comprehension skills as they interact with the text. The rigorous practice problems,...

Learn how to help others in your community. This exciting Spanish nonfiction book describes the many ways that volunteers make a difference, from cleaning up parks to helping in food banks. Perfect for young readers, the book includes a short fiction stor

Learn how to help others in your community. This exciting Spanish nonfiction book describes the many ways that volunteers make a difference, from cleaning up parks to helping in food banks. Perfect for young readers, the book includes a short fiction stor

Our toilets toil away for us every day. Yet, they get little thanks for their hard work! When you think of toilets, you probably picture one in your home. But, toilets can be very different around the world. At first glance, a toilet is a simple device, but they are critical for proper sanitation. There are many people worldwide who do not have access to a toilet. Let's dive into an exploration of the history, importance, and inner workings of toilets! This Spanish book combines math and literacy skills and uses everyday examples of problem solving to teach subject area content. The...

¿Llevas años sufriendo cataclismos emocionales que te han dejado la autoestima por los suelos? ¿O por el contrario has tenido una sola relación pero con tantas broncas y reconciliaciones que has hecho tuya aquella frase de Catulo que dice «no puedo vivir ni contigo ni sin ti»? Pues éste es el libro que resolverá tus problemas emocionales... O casi.

La teoría de conjuntos es una rama de las matemáticas, y cuya dedicación de este capítulo, es gracias al matemático, Ferdinand Ludwing Philipp Cantor, quien es considerado el padre de la Teoría de Conjuntos, debido a ello, es que, en el año 1874, salió su primer trabajo revolucionario, con respecto a la teoría de conjuntos.

Take a trip to the British Museum as you explore its fascinating objects and geometric shapes! This famous London museum was built for exploration - and for learning geometry. Learn about its history and artifacts as you build your geometry skills. This Spanish math book seamlessly integrates the teaching of math and reading, and uses real-world examples to teach math concepts. Text features include images, a glossary, an index, captions, and a table of contents to build students' vocabulary and reading comprehension skills as they interact with the text. The rigorous practice problems,...

¿Por qué somos más altos por la mañana que por la noche? ¿Con qué sueñan los ciegos? ¿cómo se mide la altura de las montañas? ¿Cómo se forma un nudo en la garganta? ¿Cómo sería la Tierra sin la Luna? ¿Por qué a veces se nos pega una canción? ¿por qué las olas siempre llegan a la playa en línea recta? ¿Beben agua los peces? Este sorprendente y divertido libro reúne las respuestas a 70 curiosas preguntas sobre nuestro cuerpo, el mundo animal, las plantas, la ciencia, la tecnología y otras inquietudes o dudas que todos hemos tenido alguna vez.