Body Parts and Move Your Body / Las Partes Del Cuerpo Y Mueve Tu Cuerpo

There is a contest at a school to design a new playground. The students use blocks to build their models. As they build, they use three-dimensional shapes. Some students build a train out of blocks for the younger students to play on. Can you guess which three-dimensional shape they use for the train's wheels? Read to find out which design wins.

The United States grew rapidly from the time of the Louisiana Purchase to the building of the Transcontinental Railroad. All of this expansion came at the expense of Native American populations that had either lived in the region for centuries or been forced there from ancestral homes in the East. Tribes memorably fought on their own and together in an doomed effort to retain the land and a lifestyle that had long sustained their families. This book outlines some of the major conflicts of the Westward Expansion, and of the treaties and were signed, and often broken, by representatives of the...

Como fabricar materiales para juegos que utilizan conceptos matemáticos como el reconocimiento de deseño y forma, comparación, y computación mental.

Estaa lleno de imagenes bellas e interesantes que les enseanan a los nianos todo sobre estos animales asombrosos.