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The Earth is made up of shapes. The shapes make up landforms. Find out about all of Earth’s landforms. Paired to the fiction title A Long Car Ride.

It takes different parts to build a house. The floor is built first. Walls need to be added next. Windows and doors, too. Learn about the steps it takes to build a house. Paired to the fiction title We Have a Box.

The Earth is made up of shapes. The shapes make up landforms. Find out about all of Earth’s landforms. Paired to the fiction title A Long Car Ride.

Many things can be found in the woods. Some you need to watch out for. Find out about what can be found in the woods. Paired to the fiction title Billy’s Camping Trip.

This book describes the process of plant growth through vocabulary rich text and descriptive photographs. Readers will explore a plant as it grows from a seed to a tall plant in the sun.

This simple introduction to the symbols, celebration, and traditions of Christmas looks at the holiday from a child's point of view.

La cultura medieval islámica ha dado figuras espléndidas. Omar Jayyam, poeta y filósofo, algebrista y astrónomo, es sin duda la más fascinante de todas. Su pensamiento fue heterodoxo, su saber inmenso, su obra variadísima. De lo que nos ha llegado de su poesía no siempre es fácil distinguir lo auténtico de lo apócrifo, y de lo que sabemos de su vida, la historia de la leyenda. Su más importante aportación algebraica, la resolución sistemática de las ecuaciones cúbicas cortando cónicas, se procurará poner al alcance de un lector moderno sin alterar las ideas de fondo.

Despite unprecedented economic growth, the injustices and turmoil endured by Mexico over the course of Porfirio Diaz's three-decade presidency would lead to the outbreak of that country's biggest social revolution. In this profusely-illustrated history book for children, the events surrounded Porfirio Diaz's mandate are narrated in a simple, clear style. The book's profuse illustrations contribute to a didactic and comprehensive understanding of the Porfiriato. The supplementary charts and the timeline spanning the 1876-1911 period help organize and narrow down the most relevant facts in this ...