Reptiles de Todo Tipo

Presents a line-by-line explanation of the entire United States Constitution, in English and Spanish. Provides a Spanish translation of the Constitution, historical context and student exercises that approximate the decisions made by the Constitution's authors. Written at the fifth grade level.

Connie es una joven brillante aspirante a profesora de Historia en la dura y competitiva Universidad de Harvard. El verano que debe decidir el tema de su tesis doctoral su madre le pide que vacíe la deshabitada casa de su abuela, cerca de Salem, con el propósito de venderla. Allí, oculta dentro de una Biblia, Connie encuentra una llave que esconde un papel con una extraña inscripción. La investigación que llevará a cabo para desvelar su significado la obligará a remontarse hasta la caza de brujas de Salem, en 1692, y la conducirá a un misterioso libro.Connie decide entonces escribir...

Simple illustrations and text introduce young readers to various types of seeds; and includes instructions for a related activity. Presented in Spanish.

The use of calendars dates back thousands of years. Why are we driven to record time, and what would happen if we did not? Who created the concept of calendars? Why do different cultures use different calendar systems? And why are calendars so important to us? It is about "time" we found out! Created in collaboration with the Smithsonian Institution, this Spanish-translated Smithsonian Informational Text builds reading skills while engaging students' curiosity about STEAM topics through real-world examples. Packed with factoids and informative sidebars, it features a hands-on STEAM challenge...