Smithsonian Institution
Lemelson Center: Invention of the Electric Guitar: The Guitars
In this online exhibition, learn about the evolution of the electric guitar by browsing dozens of influential guitar models. Through diagrams and audio samples, discover how different types of electric guitars work and sound.
National Council of Teachers of Mathematics
The Math Forum: Math Topics: Topology: Knot Theory
An extensive collection of sites on the topic of Knot Theory. Links to dozens of sites are provided which take the user from the basic definition of KT, through to detailed Applet programs which create knots on the spot. NOTE: Some links...
Annenberg Foundation
Annenberg Learner: Invitation to World Literature
Multimedia course focuses on thirteen literary classics from many different times and many different cultures. Each lesson centers on a half-hour video offering multiple perspectives on a particular work. Read excerpts from each work and...
University of St. Andrews (UK)
University of St. Andrews: Charles Augustin De Coulomb
A large complete authoritative biography of Coulomb. Five large pictures, over a dozen links to contemporaries, references, a poster, other mathematicians. A fine source.
University of Washington
University of Washington: Neuroscience for Kids
Created for all students and teachers who would like to learn more about the nervous system, this extensive University of Washington site offers information, resources, games, and activities galore. Offers dozens of links to related sites.
University of Michigan
University of Michigan: Museums
Links to dozens of art museums all over the world, by geographic region.
Minneapolis Institute of Arts
Minneapolis Institute of Arts: World Ceramics
World Ceramics surveys ceramic artwork produced in a dozen different regions of the world. Extensive notes and illustrations accompany each piece, providing complete facts related to where it came from, how it was used, and how it was...
Smithsonian Institution
National Museum of American History: Life in Ancient Greece : Coinage of Corinth
Corinth was an important center for commerce in ancient Greece, and thus one of the first to produce coinage. This site discusses the symbolism on Corinth's coins, and presents almost two dozen examples from the Smithsonian collection.
Georgia Humanities Council and the University of Georgia Press.
New Georgia Encyclopedia: Atlanta Race Riot of 1906
Article that retells the story behind the Atlanta race riots of 1906 where white mobs killed and wounded dozens of blacks in reaction to newspaper headlines of alleged assaults of white females by blacks, general racial tensions, the...
University of Pennsylvania
Digital Library: Works of Charles Darwin
The Digital Library provides links to the texts of a dozen of works by Charles Darwing including "On the Origins of Species."
Cosmos 4 kids
Cosmos4 Kids: Solar System Details: Moons of Saturn
Explore the dozens of Saturn's moons orbiting the second largest planet of our solar system. Find out about the Cassini space mission which explored Saturn's largest moon, Titan.
Curated OER
Tobias and the Angel
Find a collection of 25 paintings by Renaissance-era master painters, including more than a dozen of Leonardo's most famous works. Paintings are accompanied by links to explanations of the artistic problems and puzzles that fascinated...
Curated OER
Madonna and Child (The Benois Madonna)
Find a collection of 25 paintings by Renaissance-era master painters, including more than a dozen of Leonardo's most famous works. Paintings are accompanied by links to explanations of the artistic problems and puzzles that fascinated...
Curated OER
The Baptism of Christ
Find a collection of 25 paintings by Renaissance-era master painters, including more than a dozen of Leonardo's most famous works. Paintings are accompanied by links to explanations of the artistic problems and puzzles that fascinated...
Aaron Shepherd
Aaron Shepherd: The Baker's Dozen (St. Nicholas Tale)
At this site listen to a portion of a tale of St Nicholas retold and read by author Aaron Shepherd. Information provided for Reader's Theater as well as extras provided by the author such as play script and posters.
Countries and Their Cultures
Countries and Their Cultures: Okiek
"Okiek" is the name of a Kenyan people who formerly lived by hunting game, making beehives, and gathering and trading honey; it is also the name of their language. The collective name "Okiek" includes over two dozen local groups, each...
Other
Stat Soft: Statistics Glossary
Dozens of statistical terms are defined and illustrated in this glossary.
A&E Television
Biography: 12 Influential Native American Leaders
Here are a dozen Native Americans who left a lasting mark with their leadership, bravery and innovations.
PBS
Pbs Learning Media: Using Grouping to Count Quickly
In this Cyberchase video segment, the CyberSquad helps the Fairy Tale people save their king by teaching them how to count quickly by grouping.
J. Paul Getty Trust
J. Paul Getty Museum: Art and Language Lesson Plans
Find two dozen lesson plans developed by California teachers that use pieces from the Getty's collection as source material for interdisciplinary approaches to arts and language arts learning.
University of Virginia
University of Virginia: Mark Twain in His Times: Pudd'nhead Wilson
Contained here are dozens of texts and manuscripts, scores of contemporary reviews and articles, and hundreds of images related to The Tragedy of Pudd'nhead Wilson by Mark Twain.
J. Paul Getty Trust
J. Paul Getty Museum: Explore Art, Photographs
A beautiful collection of photographs. Teachers and students can explore dozens of images done through a variety of photographic techniques. Clicking on the image will pull up a brief description of the work's history and content.
CommonLit
Common Lit: Text Sets: World War I
World War I, or the Great War, embroiled the globe in bloody fighting from 1914 to 1918. Learn about the complex alliances that led dozens of countries to go to war, how the war was won, and what life was like for soldiers and civilians....
A&E Television
History.com: What Is Indigenous Peoples' Day?
Since 1991, dozens of cities, several universities, and a growing number of states have adopted Indigenous Peoples' Day, a holiday that celebrates the history and contributions of Native Americans. Not by coincidence, the occasion...