Introduction to Gas Chromatography

Advanced chemistry scholars read about gas chromatography as a means of separating mixtures into their components. Then they try the technique on fingernail polish remover. Detailed instructions are provided via a lab sheet for your...

The final lesson in the 21-part series on climate change focuses on energy solutions to the consumption problem. Using data specific to their school, pupils make recommendations, follow up on actions, and carefully track progress....

In 2016, the Dakota Access Pipeline was scheduled for construction through an area that directly impacts indigenous people. The final lesson in the four-part series encourages scholars to research the Standing Rock debate from multiple...

Investigate aspects of sustainable cities and relate them to where you live! A detailed lesson first investigates the definition of sustainability. Learners then explore human impact on the environment and social justice. Their final...

An interesting lesson takes pupils on a trip through the carbon cycle. A reading passage allows scholars to take notes and make choices about what happens to the carbon on its journey. This third lesson in a series of 21 discusses...

When you have a cold drink and you notice the water forming on the outside, it is literally pulling the water from the surrounding air to form the condensation. After watching a demonstration of condensation forming on a glass,...

Through the analysis of paper chromatography to separate ink from the pen found at the crime scene, learners analyze the different stains and through calculations determine the thief. 

Can you crush a soda can using only the air around you? Use an engaging video to teach about the relationship between pressure, volume, moles, and temperature of a given gas, all done with the Ideal Gas Law.  

What are the issues surrounding water quality? Viewers of this short presentation gain information about the importance of clean water, the lack of fresh water, water contamination, and ways that engineers treat water. 

Begin a full lesson on climate change by demonstrating how carbon dioxide gas contributes to increased temperatures. Be aware that pressure inside the antacid-containing bottle in Activity 2 may cause the lid to fly off; keep viewers at...