Search Results
Showing results 1 to 20 of 27
![](/sites/default/files/styles/square_100/public/resource_images/smile-000-000-004-277.jpg?itok=X_8_m8P1)
Electric Paddle Boat
Source Institutions
In this activity, learners build an electric two-paddle boat using paint paddles, plastic knives, and empty water bottles.
![](/sites/default/files/styles/square_100/public/resource_images/smile-000-000-003-655.jpg?itok=g01f1ZG7)
Gummy Shapes
Source Institutions
In this activity, learners use chemistry to “self-assemble” gummy shapes. Learners discover that self-assembly is a process by which molecules and cells form themselves into functional structures.
![](/sites/default/files/styles/square_100/public/resource_images/smile-000-000-004-012.png?itok=WDgWUKCd)
Universal Indicator Rainbow Trout
Source Institutions
In this activity on page 2 of the PDF, learners discover how color changes can help scientists distinguish between acids and bases.
![](/sites/default/files/styles/square_100/public/resource_images/smile-000-000-004-088.png?itok=93UBPo5L)
Bleeding Paper
Source Institutions
In this activity on page 3 of the PDF, learners discover how science and Halloween are fun companions as they make paper bleed.
![](/sites/default/files/styles/square_100/public/resource_images/smile-000-000-004-259.jpg?itok=72pgq_xc)
Parabola Basketball
Source Institutions
In this activity, learners build mini-basketball courts and explore the laws of physics. Learners discover that everything you throw or shoot on earth travels in a parabola.
![](/sites/default/files/styles/square_100/public/resource_images/smile-000-000-003-751.gif?itok=k-yhKGg2)
Smell the Maillard Reaction
Source Institutions
In this activity, learners cook amino acids and sugar to explore the range of aromas released.
![](/sites/default/files/styles/square_100/public/resource_images/smile-000-000-002-594.jpg?itok=uPLxnmkE)
Can You Make Ice Cream in Two Minutes?
Source Institutions
In this demonstration, learners observe how liquid nitrogen both boils and freezes ingredients to make ice cream in two minutes.
![](/sites/default/files/styles/square_100/public/resource_images/smile-000-000-003-503.jpg?itok=pBMveUuL)
Exploring Materials: Hydrogel
Source Institutions
In this activity, learners discover how a super-absorbing material can be used to move a straw.
![](/sites/default/files/styles/square_100/public/resource_images/smile-000-000-003-339.jpg?itok=gcTnawB0)
Silly Putty Investigation
Source Institutions
In this activity (located on page 7 of PDF), learners explore how Silly Putty was first invented and then attempt to make a batch of their own.
![](/sites/default/files/styles/square_100/public/resource_images/smile-000-000-004-812.jpg?itok=6PprMRvQ)
Homemade Bath Fizzies
Source Institutions
In this activity, learners make their own bath bomb fizzies and experience what happens when they mix a base and an acid.
![](/sites/default/files/styles/square_100/public/resource_images/smile-000-000-001-214.jpg?itok=_8PNqJQO)
Guar Gum Slime
Source Institutions
In this activity, learners create a gelatinous slime using guar gum powder and borax. Educators can use this simple activity to introduce learners to colloids.
![](/sites/default/files/styles/square_100/public/resource_images/smile-000-000-004-230.jpg?itok=lFvJ70aT)
Speedboat
Source Institutions
In this activity, learners build a speedboat using paint paddles, a propeller, and film canister. Learners attach a simple circuit and motor to the boat to power the propellers.
![](/sites/default/files/styles/square_100/public/resource_images/smile-000-000-005-035.jpg?itok=m_vd41_q)
Lego Mania
Source Institutions
In this activity, learners will put together towers using building bricks, then take the tower apart and challenge themselves to use the same bricks used to build a bridge.
![](/sites/default/files/styles/square_100/public/resource_images/smile-000-000-004-232.jpg?itok=cps56lDc)
Marble Drop Game
Source Institutions
Build your own version of a favorite carnival game, in which a marble races down a maze consisting of rows of nails.
![](/sites/default/files/styles/square_100/public/resource_images/smile-000-000-000-923.jpg?itok=PY6j713h)
Limewater
Source Institutions
This is a chemistry lab activity about solutions (page 6 of the PDF). Students make a limewater testing solution for carbon dioxide and explore the concepts of solubility and precipitates.
![](/sites/default/files/styles/square_100/public/resource_images/smile-000-000-001-840.png?itok=TZB_kyof)
Mixing and Unmixing in the Kitchen
Source Institutions
In this chemistry investigation, learners combine common cooking substances (flour, baking powder, sugar, salt, pepper, oil, water, food coloring) to explore mixtures.
![](/sites/default/files/styles/square_100/public/resource_images/smile-000-000-004-254.jpg?itok=cMB4ZLLb)
Wind Tube
Source Institutions
In this activity, learners explore moving air and the physics of lift and drag by constructing homemade wind tunnels.
![](/sites/default/files/styles/square_100/public/resource_images/smile-000-000-005-251.jpg?itok=nPKM_Psb)
Exploring the Universe: Static Electricity
Source Institutions
This activity encourages visitors to build an electroscope—a simplified version of one of the tools scientists use to study the invisible forces on Earth and in space.
![](/sites/default/files/styles/square_100/public/resource_images/smile-000-000-005-245.jpg?itok=OANpcFi_)
Molecules in Motion
Source Institutions
"Molecules in Motion" explores how materials behave and change in a vacuum.
![](/sites/default/files/styles/square_100/public/resource_images/smile-000-000-004-251.jpg?itok=GurNjRwe)
Metallophone
Source Institutions
In this activity, learners explore sound by constructing an instrument using some metal pipes, rubber bands, and a baseboard.