Desafíos matemáticos

Take a trip to New Orleans with a young girl and her family as they attend one of the world's biggest parties: Mardi Gras! Learn all about the history of this fascinating festival as you practice subtraction strategies. This fiction math book combines math and literacy skills, and uses real-life examples of problem solving to teach subject area content. The full-color images, engaging sidebars, practice problems, and math diagrams make learning subtraction strategies relevant and fun. Text features include a table of contents, glossary, and index to increase understanding of math and reading...

Introduces the many levels of government leadership in the United States and discusses the presidency, Congress, state and local governments, and the judiciary.

Winter, spring, summer, and fall — what causes them? Let's explore Earth's four seasons to find out! The Mi Mundo (My World) series is perfect for young learners in prekindergarten through grade 2. These 16-page books give readers an accessible introduction to nonfiction reading. Color photographs and fun, factual examples will grab the attention of young readers and help strengthen reading comprehension skills.

"En el bosque, debajo de la tierra, a través de las nubes o las flores, surcando los ríos o los mares o bajando los montes, se escucha un poderoso rumor; son las criaturas que habitan el universo y cuya presencia se siente a medida que se avanza entre las estrofas de este poema hasta convertirse en un rugido incontenible."--P. [4] of cover.