El Pacto Del Mayflower /

Defines pulleys, explains their functions, and suggests simple experiments to demonstrate how they work.

Explains The Early History Of How The Bill Of Rights Came To Be And How It Is Used To Protect Citizens.

Describes the U.S. Navy's Blue Angels, including their planes, the formation and maneuvers of their air shows, and team member duties. Written in English and Spanish.

En uno de sus más famosos casos, Sherlock Holmes y el doctor Watson se enfrentan a una serie de misteriosas muertes producidas, en apariencia, por un perro fantasmal que persigue a la familia Baskerville. ¿Conseguirá el detective resolver este enigma? Una versión sorprendente de la novela de Arthur Conan Doyle en formato cómic y con pop-ups.

Let’s Make a Volcano Spanish Edition. What do you know about a volcano? When a mountain erupts, it explodes! Hot melted rock, called lava, comes out of its top and flows down the side of the mountain! People need to keep away from real volcanoes, but you can have fun making your own volcano!

Book Features: • Ages 5-8, Grades K-2 • 24 pages, 8 inches x 8 inches • Simple, easy-to-read pages in Spanish with full-color pictures • Includes a photo glossary and a reading extension activity • Supports NGSS Dive Into Learning: In Mi Biblioteca de Ciencias de la Tierra y el Espacio: Observando el Tiempo, kindergarten—second graders learn about all the fascinating but severe weather conditions our world faces. Science Learning Made Fun: Weather is constantly changing. Young readers learn about all the different severe weather events and conditions, as well as the difference...