Poema de la Almohada: Por Utamaro, Hokusai, Kuniyoshi y Otros Artistas del Mundo Flotante (Poem of the Pillow) (Spanish Edition)

Examines the nature of inclined planes and wedges, how they can reduce the amount of force necessary to perform work, and ways in which they are used.

Many insects hatch from eggs and molt several times as they grow bigger. Others, such as butterflies, undergo a complete metamorphosis. A common science curriculum topic, insect life cycles may be confusing because of these differences. However, this book breaks down these cycles into easy-to-understand steps in both accessible language and colorful diagrams readers can turn to for review again and again. The most important vocabulary needed to talk about insect life cycles is further explained in fact boxes and an extended glossary.

Which animals and plants can survive in a dry desert environment? Readers learn about the living things that make up desert food chains, including cacti, snakes, and scorpions. Colorful photographs of desert life make readers feel like they’re exploring new parts of this habitat with each turn of the page. Fact boxes provide additional information about the creatures that make up desert food chains, and a detailed food web shows how these food chains all come together. The desert is an extreme habitat, and readers will enjoy learning about the extreme plants and animals that live there.

Inspirado en el bestseller #1 del New York Times She Persisted de Chelsea Clinton y Alexandra Boiger, llega ahora esta serie en Chapter Books sobre mujeres que sobresalieron, lucharon y se levantaron contra viento y marea. Harriet Tubman, quien nació esclavizada, se convirtió en una de las conductoras más exitosas, más decidida y conocida del Ferrocarril Subterráneo. Con el amor de su familia firmemente plantado en su corazón, Harriet miró a la Estrella del Norte en busca de orientación para escapar, y su luz la ayudó a salir de la esclavitud. Su coraje le permitió ayudar a muchos...