Article
NASA

Taking a Cold, Clear Look at the Universe

For Students 9th - 12th
Take a look with another perspective. Pupils read to find out what portion of the electromagnetic spectrum a space telescope sees and the difficulties of viewing infrared radiation from other objects in space. Individuals discover how...
Activity
NASA

Taking Apart the Light

For Students 9th - 12th
Break down light into spectra. Scholars learn how atoms emit and absorb photons and come to understand how this process allows scientists to identify different atoms based on either absorption lines or emission lines. Learners then...
Article
Khan Academy

Khan Academy: Ancient Observations

For Students 9th - 10th
If you observe Mars over time you will notice that it gradually grows and shrink over time. Why does this happen? Read this article to see the explanation for this observation.
Article
American Geosciences Institute

American Geosciences Institute: What Are Weather Observations?

For Students 9th - 10th
Find out why meteorologists need weather observations to accurately measure and predict the weather.
Article
American Geosciences Institute

American Geosciences Institute: Radar and Satellites Observe Predict Weather

For Students 9th - 10th
Find out how radar and satellites have become an important tool for observing and predicting the weather.
Article
Other

Catholic Culture: Catholic Activity: Carnival or Mardi Gras

For Students 9th - 10th
Maria Augusta Trapp explains the origin of the time of feasting and revelry between Epiphany and Ash Wednesday, the seasonal celebration of Mardi Gras, which marks the beginning of Lent. Article also touches on the related tradition of...
Article
Famous Scientists

Famous Scientists: Tycho Brahe

For Students 9th - 10th
Learn about this 16th century astronomer who was known for his accurate and comprehensive astronomical and planetary observations.
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Other

Utrecht Univ.: Fa Qs Observance, Marriage, Women in Judaism

For Students 9th - 10th
A Usenet collection of questions and answers related to Jewish culture, religious practices and beliefs, and family life. For example, it explores the meaning of kosher and explains how Jews around the world keep kosher.
Article
Discovering Lewis & Clark

Discovering Lewis & Clark: Milk River

For Students 9th - 10th
Discover facts about the valley of the river Lewis and Clark named Milk and read about their observations.
Article
Discovering Lewis & Clark

Discovering Lewis & Clark: Fort Mountain (Square Butte)

For Students 9th - 10th
Features images and a vivid description of "Fort Mountain" or Square Butte as it is now called. Also, includes the observations of Meriwether Lewis from July of 1805.
Article
Other

Ed Surge: A Guide for Bringing the Samr Model to I Pads

For Teachers 9th - 10th
An explanation of the Substitution Augmentation Modification Redefinition Model (SAMR) Model. The author uses an analogy of making coffee at home as opposed to having one at Starbucks, and compares this to reading a book versus reading...
Article
Seeker

Seeker: Week of 11 25 13: Black Hole Birth Spawned Record Breaking Blast

For Students 9th - 10th
Article reports on a recent record-breaking observation in space - the bright gamma-ray burst ever recorded.
Article
The Guardian

Guardian: Dig Uncovers Boudicca's Brutal Streak

For Students 9th - 10th
This Observer archive article from 2000 reveals the ferocious nature of Boudicca's rebellion in 60-61 AD in new excavations made at Colchester.
Article
Texas State Historical Association

Texas State Historical Association: The Frontier Forts of Texas

For Students 4th - 8th
The system of frontier forts in Texas was established to protect Anglo settlers as well as those moving on westward. This article details the observations of Lt. Col. William Grigsby Freeman, who set out in 1853 to inspect a series of...
Article
Buddha Dharma Education Association

Buddha Net: Buddhist Festivals and Special Days

For Students 9th - 10th
Article outlines the holy places, holidays, and ritual practices of the Buddhist faith. Includes links to more extensive information about selected holidays.
Article
NASA

Nasa: Russia Meteor Not Linked to Asteroid Flyby

For Students 9th - 10th
The large fireball observed on the morning of Feb. 15, 2013, in the skies near Chelyabinsk, Russia, was caused by a relatively small asteroid that entered Earth's atmosphere at high speed and at a shallow angle. Preliminary information...
Article
Arizona State University

Arizona State University: Natural Horn & Its Technique

For Students 9th - 10th
Arizona State's descriptions of the horn are broken up by illustrations of the horn, players, and music. There is a big discussion of crooks (not the kind that go to jail), but the kind that are made when you bend metal! The author notes...
Article
Cornell University

Cornell University: The Rush to Oklahoma

For Students 9th - 10th
An observation printed in Harper's Weekly in 1889 about the Oklahoma land rush into the Indian Territory.
Article
World War 1

Worldwar1.com: Great War Society: La Grande Guerra: Asiago 1916 Two Views

For Students 9th - 10th
Detailed information on Austria's first great offensive on the Italian Front campaign during WWI. The Battle of Asiago is described both by an English correspondent with the Italian Army and an official German observer with the Austrians.
Article
Exploratorium

Exploratorium: Ice Stories: Dispatches From Polar Scientists: Greenhouse Gases

For Students 9th - 10th
Polar scientists offer an article identifying the research and observations made on greenhouse gases. Why is there so much carbon dioxide in the atmosphere today? Scientists work diligently to determine the causes and effects of these...
Article
University of Calgary

Sources: The Tragic History of the "Omer" Season

For Students 9th - 10th
This resource provides information behind the Omer. Also traces the observance of the ritual among Ashkenazic Jews.
Article
American Institute of Biological Sciences

Action Bioscience: Birds: What Can They Tell Us About Our Planet

For Students 9th - 10th
Birds can offer hints to the health of the planet as they are found everywhere, migrate to many new environments, and play a role in our culture with their vibrant shades and sounds. Identify specific ways we can learn about our own...
Article
Society for Science and the Public

Science News for Students: Clouds on Jupiter Run Surprisingly Deep

For Students 9th - 10th
Scientists have recently observed a unique feature of the clouds on Jupiter. Find out what they've discovered.
Article
Open Curriculum

Open Curriculum: Darwin and the Theory of Evolution

For Students 9th - 10th
Students will be able to identify important ideas Darwin developed during the voyage of the Beagle, and give examples of his observations that supported those ideas.

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