Search Results
Showing results 1 to 8 of 8
![](/sites/default/files/styles/square_100/public/resource_images/smile-000-000-003-330.jpg?itok=ItPXDz8V)
Changing the Density of a Liquid: Adding Salt
Source Institutions
Learners see that a carrot slice sinks in fresh water and floats in saltwater.
![](/sites/default/files/styles/square_100/public/resource_images/smile-000-000-003-853.png?itok=N1HwXKwG)
Amphibian Skin
Source Institutions
In this activity, learners explore the concept of permeability to better understand why amphibians are extremely sensitive to pollution.
![](/sites/default/files/styles/square_100/public/resource_images/smile-000-000-001-808.jpg?itok=XE-2mOh6)
Glowing Pickle
Source Institutions
In this activity, high voltage is applied across a pickle to emit a yellow glow. This activity should only be conducted by skilled adults and is best suited as a demonstration.
![](/sites/default/files/styles/square_100/public/resource_images/smile-000-000-004-581.gif?itok=BUO5-R0j)
Fuel for Living Things
Source Institutions
In this activity, learners observe what happens when yeast cells are provided with a source of food (sugar). Red cabbage "juice" will serve as an indicator for the presence of carbon dioxide.
![](/sites/default/files/styles/square_100/public/resource_images/smile-000-000-003-238.jpg?itok=rWrNk0pA)
The Egg Activity
Source Institutions
Learners observe the outside and inside of raw chicken eggs, record descriptions, and hypothesize what will happen when a facilitator drops an egg on the floor.
![](/sites/default/files/styles/square_100/public/resource_images/smile-000-000-002-330.jpg?itok=JlHNlusx)
Protect That BRAIN!: Mr. Egghead
Source Institutions
This activity demonstrates the importance of wearing a helmet to protect the brain. An egg is used to symbolize a head with the shell as the skull and the inside of the egg as the brain.
![](/sites/default/files/styles/square_100/public/resource_images/smile-000-000-002-931.png?itok=oJ6xgHR5)
Water: A Basic Ingredient
Source Institutions
In this activity, learners explore healthy choices related to the liquids they drink. The importance of water and milk as essential nutrients for a healthy body is the focus of the experience.
![](/sites/default/files/styles/square_100/public/resource_images/smile-000-000-003-328.jpg?itok=o0rFbYSp)
Changing the Density of an Object: Adding Material
Source Institutions
Learners see that a can of regular cola sinks while a can of diet cola floats. As a demonstration, bubble wrap is taped to the can of regular cola to make it float.