National Geographic Readers: Los Gatos vs. Los Perros (Cats vs. Dogs)

Many animals live in water, but only some can be defined as fish. Twenty-eight thousand species of fish exist, each with different characteristics. Readers from grades one through four will learn that fish have a distinct impact on their ecosystem and will see how fish survive when well-adapted to an uncompromised environment. Beautiful photographs demonstrate the great diversity of fish and accompany intellectually stimulating explanations of their varying roles and traits. From page to page, what a fish is unfolds in vocabulary call-outs, insightful questions, and relatable...

Introduces the holiday Cinco de Mayo and describes how it is celebrated in Mexico and in the United States.

A digital solution for your classroom with features created with teachers and students in mind: - Perpetual license - 24 hour, 7 days a week access - No limit to the number of students accessing one title at a time - Provides a School to Home connection wherever internet is available - Easy to use - Ability to turn audio on and off - Words highlighted to match audio This colorful book introduces readers to several common insects.

Amazing things happened in California during the twentieth century. People came from all over the world to settle in the Golden State. Today, it is home to more than 38 million people, and the state's economy is one of the biggest in the world. Explore California's history with this Interactiv-eBook that builds literacy and social studies content knowledge. By studying primary sources like maps, historical cartoons, letters, and images, students will be prompted to ask questions, and encouraged to consider bias and the validity and reliability of sources. Aligned to the National Council for...