Activity
It's About Time

Energy Flow in Ecosystems

For Teachers 7th - 12th
Emerging biochemists more fully understand the flow of energy in ecosystems as they explore the laws of thermodynamics and relate them to energy transfer in food chains. They also investigate heat loss from the human body and how...
Lesson Plan
Cornell University

Glued into Science—Classifying Polymers

For Students 6th - 12th
Explore the unique characteristics of polymers. A complete lesson begins with a presentation introducing polymers. Following the presentation, young scientists develop a laboratory plan for creating substances using polymers. They...