Hi, what do you want to do?
American Chemical Society
Isolation of Phytochrome
Why do soybean plants that are planted weeks apart in the spring mature simultaneously in the fall? Four independent activities cover the history of phytochrome research, scientist collaboration, the electromagnetic spectrum, and...
It's About Time
The Mu of the Shoe
What is mu? Emerging scientists explore the coefficient of sliding friction, or mu, and apply its concepts as they complete activities in the interesting lesson. They measure the sliding friction between soles of their own athletic shoes...
Agriculture in the Classroom
A Holiday Tradition: Which Christmas Tree Will You Choose?
Different varieties of Christmas trees provide an interesting way to combine social studies, science, math, and technology. Class members not only research the history of the Christmas tree holiday tradition, they compare and...