Science Buddies
Science Buddies: Make Your Own P H Paper
In this "kitchen chemistry" project about acid/base chemistry, you will measure the acidity or alkalinity of a solution using a logarithmic scale called the pH scale. As you learn about the pH scale, you will have the chance to make your...
Shodor Education Foundation
Shodor Interactivate: Lesson: Properties of Fractals
Students explore the properties of fractal dimesions.