Cool science experiment all in an eggshell! Here is an experiment to introduce the scientific method and create egg geodes. Compare the reactions of sea salt, borax and kosher salt using color to bring out the captivating results of this science experiment.
source: tinkerlab.com
Geodes in an Eggshell – Science Experiment
This multi-day science experiment uses eggs, rock and sea salt, borax baking soda and food coloring. Using clean eggshells with just the tops taken off, create solutions of the ingredients with a couple drops of food coloring. Leave the solutions poured into the shells for a few days. Observe and record the changes as your experiment continues.
CONTINUE READING ON THE BLOG
| Submit Your Tip |
Have You Seen?
- 10 Scientific Method Tools to Make Science Easier
- Rocks for Kids – 15 Fun Activities and Ideas
- Solids, Liquids and Gases: Fun With Froot Loops
Like what you've found?
Get creative and free teacher articles - delivered to your inbox weekly.
p.s. A bonus pack of 11 printable classroom posters are headed your way!
Latest posts by Teach Junkie (see all)
- Elf on the Shelf Class Book {Printable} - December 8, 2018
- Christmas Roll and Cover Game {Free Printable} - December 7, 2018
- Kindergarten Sight Words Battleship Game for Free - December 5, 2018