Un día de trabajo de un biólogo molecular (A Day at Work with a Molecular Biologist)

Summer is the time for sunshine and sand, long days, and of course, vacation! Welcome in Summer with this delightful fiction title, which features a narrator and the fun activities they explore with their family and friends. Readers learn all about what makes Summer special and are encouraged to draw connections between the text and their own lives. Colorful illustrations allow readers to visualize concepts presented in the text, bringing this engaging narrative to life. Simple, age appropriate language is perfect for young readers.

Three Quarters Of Our Earth Is Blanketed By Water. How This Water Is Used, From Bathing To Irrigating Crops Is Addressed. That Water Travels In A Never-Ending Pattern Called The Water Cycle. Tips On How To Conserve Our Most Important Natural Resource Are Included.

¿Qué es la luz? ¿Cómo se produce? ¿Qué son las ilusiones ópticas? Convertirse en un verdadero investigador es fácil y divertido. En este libro, los niños encontrarán muchas experiencias que lo ayudarán a descubrir espectaculares fenómenos con la luz como protagonista. Podrán inventar lupas, periscopios y ¡hasta una cámara fotográfica de verdad!

Light can travel faster than anything else in the universe. But what exactly is light, and where does it come from? This nonfiction Spanish book teaches students all about light, and introduces them to important scientific concepts and vocabulary terms like infrared, ultraviolet, photos, and visible spectrum. The intriguing images, detailed diagrams, and stimulating sidebars will keep students connected to the text. The fun lab activity provides a real-world learning experience that supports STEM instruction. Aligned to state and national standards, the leveled text supports differentiation....

Estos son dos tomos de un diccionario enciclopédico necesario para entender el vocabulario bíblico, los símbolos mitológicos, de las sociedades secretas y del misticismo, de los sueños, de los mensajes subliminales, de las leyendas y del folclore de diversas culturas antiguas. Este es un trabajo iniciado en 2012 que continuamente es actualizado, expandido y mejorado. Junto con los diccionarios 'Nombres Bíblicos' y 'Seres Pandimensionales' este trabajo es fundamental para el trabajo de cualquier estudiante de textos sagrados - por ejemplo, la propia Biblia -, del mundo onírico, de...