El primer Día de Acción de Gracias

Snow falls when it is cold. Find out all the different ways snow can fall during cold weather. Paired to the fiction title Building a Snowman.

Fruits and vegetables both come from plants. Fruits have seeds. Vegetables do not. Let’s learn more about fruits and vegetables. Paired to the fiction title Planting Seeds.

Mysterious ancient ruins, hidden deep in the jungle of southern Mexico In May 1840, explorers John Stephens and Frederick Catherwood road their mules along a steep, muddy jungle path. They were hoping to find the ruins of an ancient, deserted site in Mexico they knew only from visitors’ accounts. Through the trees, they spied the remains of a crumbling stone palace. Palenque! In the weeks they spent there, the men discovered intricately designed buildings and mysterious glyphs, or symbols. Who built this city? What did the glyphs mean? The questions remained largely unanswered until the...

Una enciclopedia visual esencial para conocer el impresionante mundo de los minerales, las gemas, las rocas y los fósiles de nuestro planeta Más de 1.000 impresionantes fotografías muestran con gran detalle las maravillas naturales de la Tierra. Las propiedades únicas de los minerales se describen detalladamente, junto con sus usos en el arte, la industria, la arquitectura y la ciencia. Un viaje geológico extraordinario para descubrir las rocas arcoíris, los minerales fluorescentes, los diamantes de valor incalculable y las lluvias de meteoritos. Conoce a los dinosaurios para comprender ...

Images of Rainbow Fish's undersea world, from a red starfish to a brown snail, reinforced by facing pages in the appropriate color, teach the colors. On board pages.

Introduces equipment and devices commonly found in a science laboratory, including beakers, a hand lens, a microscope, and telescopes, and describes their use.