The Density Bottle is Red, the Density Bottle is Blue...
Tom Kuntzleman | Fri, 05/30/2025 - 10:10
You're going to love this new color variation on the Density Bottle experiment!
Intermolecular Forces
Models of Chlorinated Hydrocarbons and Dipoles
Dean Campbell | Fri, 01/10/2025 - 21:51
Explore chlorinated hydrocarbons and dipoles with paper and toy models like LEGO, K’Nex, and Lux Blox! Paper models reinforce molecule polarity lessons, with templates and assignments included in the Supporting Information.
The Diamonds of Winter
Tom Kuntzleman | Thu, 01/09/2025 - 09:44
Take a walk and explore the chemical winter wonderland of snowflakes...and diamonds!
The Chemistry of Water Reveal Coloring Books
Tom Kuntzleman | Tue, 07/16/2024 - 07:01
How do Melissa & Doug’s “Water WOW!” Water Reveal coloring books work? Let's do some experiments to find out!
I Lava Particulate Models
Melissa Hemling | Tue, 05/21/2024 - 14:59
Use the classic Lava Lamp Lab to make the concept of intermolecular forces more accessible!
Exploring Color Separation in Salting-Out Experiments
Tom Kuntzleman | Sat, 05/04/2024 - 07:44
Adding dyes to salting out experiments can create a variety of interesting color effects as the dyes differentially dissolve in the aqueous and organic layers. Can this differential solubility of dyes be explained using intermolecular forces as a guide?
Solution to Chemical Mystery #19: Multi-colored Mixture
Tom Kuntzleman | Sun, 02/06/2022 - 13:22
Did you figure out how to create a multi-colored mixture? Check out the solution to Chemical Mystery #19: Multi-colored Mixture!
Dust Off Your Molecule Kits!
Melissa Hemling | Thu, 03/18/2021 - 18:54
Many of us have molecular kits we only use once a year. Dust them off and find new lessons to use them in!
Intermolecular Forces and FLIR Cameras
Chad Husting | Mon, 03/15/2021 - 10:23
Infrared technology (FLIR Cameras) can be used to investigate intermolecular forces.
Chemical Mystery #15: The Leaky Cup
Tom Kuntzleman | Thu, 05/16/2019 - 08:17
Time for a new chemical mystery! Watch the video below and see if you can use your chemical knowledge to figure out how this experiment is done.