Search Results
Showing results 1 to 4 of 4
![](/sites/default/files/styles/square_100/public/resource_images/smile-000-000-001-300.jpg?itok=ilysqQmo)
Invisible Ink
Source Institutions
In this hands-on activity (on page 2 of the PDF), learners experiment with lemon juice and paper to create a message that can only be revealed using chemistry.
![](/sites/default/files/styles/square_100/public/resource_images/smile-000-000-004-613.png?itok=BINkxQBY)
Pop Rockets
Source Institutions
In this activity, learners make film canister rocket ships. A fin pattern is glued onto the outside of the canister, and fuel (water and half an antacid tablet) is mixed inside the canister.
![](/sites/default/files/styles/square_100/public/resource_images/smile-000-000-000-996.jpg?itok=hlihcY1i)
Iron in the Environment
Source Institutions
In this chemistry activity (on page 2 of the PDF), learners corrode a penny in a cup with vinegar, salt water, and a source of iron (nails, paper clips, or twist ties).
![](/sites/default/files/styles/square_100/public/resource_images/smile-000-000-000-994.jpg?itok=BeUeMURk)
Water Ways
Source Institutions
In this activity (on page 2 of the PDF), learners explore surface tension by adding pennies to cups which are "full" of plain water or soapy water.