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California Institute of Technology
Growing Your Own Snow Crystals
No two snowflakes are the same! Find out if that statement is true by "growing" your own snow flakes and comparing them. You need a coke bottle, dry ice and a Styrofoam cup.
PBS
Pbs Teachers: Rising Ice Experiment
Observe how ice and salt crystals interact by using salt to help adhere a string to the top of an ice cube in a glass of water, then lift the cube out of the water.
Other
Science House: Ice Cream
Experiment shows students how to use the lowered freezing point of water to chill another mixture (ice cream) to the solid state. Teacher's notes provide background information.
Scientific American
Scientific American Slideshow: No Two Alike: Snowflake Photography
See a variety of beautiful snowflake images demonstrating how each one is different in this slideshow from Scientific American.
PBS
Pbs Learning Media: How Do Avalanches Form?
In this video segment adapted from NOVA, dramatic footage of avalanches and animations of ice crystals illustrate how a layer of weakly-bonded snow can contribute to a devastating avalanche. [4:03]
Curated OER
Highly Magnified View of a Ice Crystal (Snowflake)
Using household items, one can demonstrate "the forces of pressure and how it can affect other objects."
University Corporation for Atmospheric Research
Ucar: Catching Snowflakes
Are you in a place where snow falls in winter? If so, try catching snowflakes. Then take a close look. Can you find two snowflakes that look alike?
The White House
The White House: Drug Facts: Methamphetamine
This resource provides both general information and statistics about methamphetamine use and the complications associated this dangerous drug. Providing charts, references, and links, this website is a good starting point for those...
Other
Methamphetamine: Frequently Asked Questions
Organized into question/answer format, this website on methamphetamine abuse provides information on how this drug affects the body and how the drug is made and obtained. Learn about the health hazards associated with methamphetamine use...
Other
The Partnership for a Drug Free America
Working to reduce the illicit drugs in America, this is the website of Partnership For A Drug Free America. This site contains a database of drugs with slang names as well as standard. For each drug there are descriptions of the drug...
TED Talks
Ted: Ted Ed: The Science of Snowflakes
One could say that snowflakes are simply frozen water - but if you compare a snowflake to an ice cube, you'll notice a big difference. Why are all snowflakes six-sided? Why are none of them exactly the same? And how do we ski on them?...
University Corporation for Atmospheric Research
Ucar: Snowflakes
Learn about snowflakes and how they are formed.
National Institute on Drug Abuse
National Institute on Drug Abuse: Club Drugs
This resource provides information and addresses concerns over popular "club drugs," including ecstasy. Read about the side effects of ecstasy, GHB, Ketamine, Rohypnol, Methamphetamine, and LSD.
US Department of Justice
Methamphetamine & Amphetamines: Fact Sheet [Pdf]
Learn what methamphetamine looks like, how it is used, and how it is imported and created. Contains bullet-point notes and is in question-and-answer format. Requires Adobe Reader. [PDF]