Search Results
Showing results 1 to 6 of 6
![](/sites/default/files/styles/square_100/public/resource_images/smile-000-000-003-440.jpg?itok=HtYijynC)
Exploring Baking Powder
Source Institutions
In this activity, learners examine baking powder, a combination of three powders: baking soda, cream of tartar, and cornstarch.
![](/sites/default/files/styles/square_100/public/resource_images/smile-000-000-003-259.jpg?itok=_k42hDjH)
Color Changes with Acids and Bases
Source Institutions
Learners mix a variety of substances with red cabbage juice. The juice changes color to indicate whether each substance is an acid or a base.
![](/sites/default/files/styles/square_100/public/resource_images/smile-000-000-003-258.jpg?itok=HxoXYD_p)
Neutralizing Acids and Bases
Source Institutions
Learners use their knowledge of color changes with red cabbage indicator to neutralize an acidic solution with a base and then neutralize a basic solution with an acid.
![](/sites/default/files/styles/square_100/public/resource_images/smile-000-000-000-174.jpg?itok=arOa2Rrl)
Making Naked Eggs: Eggs Without Shells
Source Institutions
This is an activity about acid-base reactions using eggs and vinegar. Learners place eggs inside a container of vinegar and leave to soak overnight.
![](/sites/default/files/styles/square_100/public/resource_images/smile-000-000-000-773.jpg?itok=nf-SAyEQ)
Ziploc Digestion Simulator
Source Institutions
In this biology activity, learners recreate the process of digestion in a zip lock bag. A bit of soda pop added to some crumbled crackers approximates how acids in the stomach dissolve food.
![](/sites/default/files/styles/square_100/public/resource_images/smile-000-000-003-248.jpg?itok=smNAs51a)
Comparing the Amount of Acid in Different Solutions
Source Institutions
In this activity, learners use detergent solution to compare two solutions containing vinegar and cream of tartar.