Other
Science Alive: The Many Faces of Steroids
This reading is an introduction to the great variety of steroids and their many different uses.
Geography 4 kids
Geography4 kids.com: Cycling Phosphorus
An essential element in the ecosystem is phosphorus. Discover the phosphorus cycle, what depends upon it, and how it works.
Sophia Learning
Sophia: Chemical Reactions: Lesson 4
This lesson will present a basic understanding of the periodic chart of elements and how to predict chemical reactions based on given information. It is 4 of 9 in the series titled "Chemical Reactions."
Sophia Learning
Sophia: Chemical Reactions: Lesson 6
This lesson will present a basic understanding of the periodic chart of elements and how to predict chemical reactions based on given information. It is 6 of 9 in the series titled "Chemical Reactions."
Sophia Learning
Sophia: Chemical Reactions: Lesson 9
This lesson will present a basic understanding of the periodic chart of elements and how to predict chemical reactions based on given information. It is 9 of 9 in the series titled "Chemical Reactions."
National Earth Science Teachers Association
Windows to the Universe: Ammonia Nh3
Read about the chemical compound ammonia and learn how it is part of the Nitrogen Cycle.
NASA
Nasa: The Space Place: Ions in Action
The page from NASA's The Space Place describes a simple activity, charging a balloon and making it move small pieces of paper. It then goes on to give an excellent explanation of how the activity works, and how it involves ions. This...
Science Buddies
Science Buddies: Paper Chromatography: Advanced Version 1
This project will teach you the basics of analytical chemistry, which is a must for students who want to go into chemistry or materials science. The molecules in objects we see all around us are constantly attracting each other....
University Corporation for Atmospheric Research
Ucar: Hydrocarbons
Learn about "hydrocarbons", chemical compounds whose molecules are made up entirely of carbon and hydrogen atoms.
Chiral Publishing
Chiral Publishing: An Introduction to Chemistry: Molecular Structures: Olestra
View a 3-D model of olestra, and compare it to a similar structure of a triglyceride. Also see the molecules that make up olestra. All compounds can be manipulated and studied from every angle.
McREL International
Mc Rel: Glue Polymer (Whelmer #15 Learning Activity)
An easy to do activity that investigates the basic principles behind chemical bonding. The activity is written in lesson plan format that meets NSES standards.
Ducksters
Ducksters: Chemistry for Kids: Organic Chemistry
Kids learn about organic chemistry including the importance of carbon, organic molecules, compounds, hydrocarbons, synthesis, and functional groups.