Tag Archives: Science

LED Cardiac Cells

LED Cardiac Cells

You want to build a heart with $50? Good luck with that! You want to build a physical model of the electrical activity of heart cells? Well that’s different. Here you go. The light from the LED acts like an action potential in the heart tissue, and the photo-resistor allows the cells to respond to changes in this potential.

Sand Art and Jaw Matching

Sand Art and Jaw Matching

Sand art: A little bit of glue and a dash of sand to create an eye-catching art project. 

Jaw Matching: Who eats what and how? Explore predators and prey in a jaw matching activity.

www.georgiaaquarium.org