This site is produced by the National Portrait Gallery and is dedicated to examining the Civil War through the Smithsonian extensive collections. Contains many primary source exhibits such as diaries and portraits, focusing mostly on the...

[Free Registration/Login may be required to access all resource tools.] Ecosystems are "dynamic." This means that ecosystems change over time. Both natural forces and human actions cause ecosystems to change. Learn more about succession...

[Free Registration/Login may be required to access all resource tools.] Air pollution is due to chemical substances and particles released into the air mainly by human actions. This pollution affects entire ecosystems around the world....

[Free Registration/Login may be required to access all resource tools.] Surveys terrestrial biomes.

A brief history of electricity, a secondary energy source that is produced by converting primary energy sources, such as oil or nuclear power.

Produced by students, this illustrated history and timeline reveals the life and career of the 16th president, Abraham Lincoln.

A lesson that helps students understand food chains and food webs. With the background information, interactive activity, and extensions, students will see the interconnectedness and interdependence of organisms. Activity has students...

Understand the process of meiosis to produce two sex cells, or gametes.

The Art of African Exploration is a catalog of primary sources that documents the impressions of Europeans who traveled to Africa in the late eighteenth and nineteenth century to explore and conquer. View the work of expedition artists...

A resource produced by the National Library of Scotland. It is dedicated to the life and work of Sir Winston Churchill. Students can study his life through narratives, pictures and primary documents. There are lesson activities geared to...

Primary source documents related to the Hollywood Ten, a group of writers, directors, and producers who were blacklisted for purported un-American activities and ties to Communism. All materials can be downloaded.

In this lesson plan, 5th graders look at causes and consequences of the American Revolution, at nations and individuals that impacted the outcome, at the roles women played, and at how the war affected families, economics, and the...

Learning resource uses primary source material to explore the ways in which commodities are extracted, produced, and exchanged and how those processes have shaped the physical and cultural landscape of North America.

Understand the development of the male reproductive system.

Learn about the reproduction of birds.

Understand different types of animal reproductive behavior.

An excellent resource for teaching beginning letter-sound correspondence. Student must identify the object in the picture and circle the letter that begins the word.

Builds students' abilities to identify the sound of a letter and say if a word begins with that sound. The student spins a wheel and says what letter/sound it stops on. Then they find a picture that begins with that sound. This site...

A quick alphabet game for the whole class. Students stand in a circle and throw a beanbag to each other. When they catch it, they must say a word that begins with the letter given. Continue this in alphabetical order.

A letter sounds game that students will love! They toss a bean bag onto a poster board with pictures on it, and tell what the first letter and sound is of the picture that the bean bag lands on. This site includes a link to printable...

A great game to teach young scholars how to sound out words. Each student picks a piece of long paper out of the teacher's basket and pronounces the letters on it.

A letter sound accuracy game based on Musical Chairs. But to keep the chair that they sit in the student must pick a letter from the teacher's bucket and give a word that starts with that letter. A link to Letter Cards is included on...

A fun, unique version of the game "Ring Around the Rosie" that builds the students' accuracy in identifying letters, sounds, and words that begin with that letter. A link to printable letter cards is provided on this site as well.

A small group game to build students' abilities to identify letters and their sounds. A student shakes an egg carton, opens it to see where a chip landed, and says the letter and its sound.