Learn about the different types of expenses that the U.S. budget must pay for and try your hand at balancing the federal budget.

This is an introduction Interactive Spelling Bee; it explains how the game works by grade level: Grades 1-8 listen to three stories separately and spell words from each story; high school students will listen to sentences and spell words...

This 12-video series examines elements of music such as melody, harmony, rhythm, and texture, and how they are used in a wide variety of music genres in cultures around the world.

All things related to the beautiful monarch butterfly are found here! Tons of links to everything you might imagine. Photos, video clips, plus teacher resources are also included.

Resource on the monarch butterfly, which includes migration maps, instructions for tracking and observing migration, and an opportunity to report your sightings. Also provides teacher information and classroom lessons.

Join the celebration by creating paper butterflies that will migrate to their counterparts in Mexico for the winter. Children in Mexico who live beside the monarch's winter sanctuaries send them north in the spring.

Use this resource to learn about Robins and track their migration. Information about Robin characteristics, life cycle, and migration. Includes migration map and the opportunity to report your sightings.

View this presentation to learn about manatees and track their migration. Includes information about manatee characteristics, life span, behavior, and migration. There is also a migration map with updated sightings.

The beautiful monarch butterfly is the focus of this elaborate site. Links to photos, video clips, cycle of life, seasonal charts, migration maps, and stories from Mexico are also included. Terrific site for students to explore!

Join teachers and students all over the country in observing the migratory patterns of birds and butterflies and the growth changes of plants as the climate changes. "Journey North" offers a wealth of resources to use as you investigate...

Read and listen to stories with some words missing. Fill in the missing words, see how many words you spelled correctly, and get corrections for the ones you missed.

Great slideshow to learn about latitude and longitude. There are many great discussion questions as well as maps to enhance your learning.

Here you can view maps showing the migratory paths of dozens of animals across the northern hemisphere, report a sighting of one of the animals listed in the database, and much more.

Sentence structure and choice of words must be accessible to the ear. Conversational style, storytelling, accuracy and simplicity are hallmarks of good broadcast news writing. See sample problems and solutions for news writing.

Annenberg Learner's series on Industrial Supremacy in America includes this map showing the major rail lines east of the Mississippi River in about 1880.

This is the first of two algebra lesson plans from Annenberg Learning. Find plans to teach students how to factor trinomials. This lesson plan is part of a larger workshop for teachers that offer insights into teaching algebra.

Anneberg Learner: Operations the source provides addition, subtraction, multiplication, and division. It also provides an understanding of its relationships to whole numbers.

An online course designed for the adult learner. "The 11 units, accompanied by videos, interactive simulations, and a comprehensive Facilitator's Guide, work together to present an overview of key areas of rapidly-advancing knowledge in...

In this article, you can learn about solid wastes. It discusses the problems associated with disposal and possible solutions.

An interactive lab simulation demonstrates the effects of increased carbon in the atmosphere and how that increase contributes to climate change. A data table for student records is available for download.

Robert Frost is featured in this brief biography which identifies Frost as a popular modernist poet who drew on the rugged life and values in rural New England. Click on "Robert Frost Activities" for related artifacts and activities.

Poet laureate Langston Hughes is featured in this brief biography highlighting his vast collection of writings, particularly his poetry, which drew upon racial and self awareness in America. See "Langston Hughes Activities" for related...

Read this thought-provoking overview by historian Waldo E. Martin of progressivism as seen from the perspective of African Americans, Native Americans, and new Asian immigrants.

After examining a map showing the expansion of the United States, click to read about each addition to the country and see where that addition is. Play Expansion Concentration to test your skills.