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Water Motor
Source Institutions
In this physics activity (page 10 of the PDF), learners will explore how energy from moving water can be used.
![](/sites/default/files/styles/square_100/public/resource_images/smile-000-000-001-012.gif?itok=UdFRSD_c)
Flubber
Source Institutions
Learners experiment with a piece of Silly Putty® by stretching, bouncing, and snapping it. They then create flubber, a similar substance, by mixing diluted glue and a solution of sodium borate.
![](/sites/default/files/styles/square_100/public/resource_images/smile-000-000-001-774.jpg?itok=57rnl4ki)
Animal Reflection Response
Source Institutions
In this activity (page 1 of the PDF under SciGirls Activity: Horse Ears), learners observe how an animal responds to its own reflection.
![](/sites/default/files/styles/square_100/public/resource_images/smile-000-000-001-198.jpg?itok=84yC5AOU)
Soak It Up: Understanding Amphibian Permeability
Source Institutions
In this activity, learners will discover how the thin layers of amphibians' skin allow water and other chemicals to pass through it.
![](/sites/default/files/styles/square_100/public/resource_images/smile-000-000-003-274.jpg?itok=yq64tBWb)
Temperature Affects Dissolving
Source Institutions
Learners design their own experiment to compare how well cocoa mix dissolves in cold and hot water. They will see that cocoa mix dissolves much better in hot water. Adult supervision recommended.
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Resistance is Useful
Source Institutions
Learners write or draw with white crayon on white paper. They look and feel to detect their marks on the paper. Then, learners paint over their paper with watercolor paint.
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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.
![](/sites/default/files/styles/square_100/public/resource_images/smile-000-000-003-314.jpg?itok=yY3UfdQT)
Protein Factory
Source Institutions
In this activity, learners take on the role of various parts of the cell in order to model the process of protein synthesis.
![](/sites/default/files/styles/square_100/public/resource_images/smile-000-000-001-205.png?itok=gSzMiZhd)
The Old White Sheet Trick: Light and Insect Behavior
Source Institutions
In this outdoor, nighttime activity, learners gather around a brightly lit, white surface and study the behavior of nocturnal animals attracted to the light, particularly night fliers.
![](/sites/default/files/styles/square_100/public/resource_images/smile-000-000-002-477.jpg?itok=LhstA8Cn)
Balloon Kebabs
Source Institutions
In this demonstration, learners observe the effects of density and pressure by attempting to make "balloon kebabs." Learners will try to insert a wooden skewer all the way through an inflated balloon
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I Can't Take the Pressure!
Learners develop an understanding of air pressure in two different activities.
![](/sites/default/files/styles/square_100/public/resource_images/smile-000-000-005-185.jpg?itok=I9EZ7Pdp)
Changing Colors
Source Institutions
In this activity, learners will explore how different colors of lights interact with objects around them. Will a blue object stay blue with a red filter?
![](/sites/default/files/styles/square_100/public/resource_images/smile-000-000-002-476.png?itok=hbOozP25)
Lager Lamp
Source Institutions
In this demonstration, adult learners create a lava lamp using beer and nuts! Use this pub-themed activity to demonstrate the effects of buoyancy and bubbles.
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Use Clues to Solve an Ice Mystery
Source Institutions
Learners explore the variables that affect the properties of ice and the places where different types of ice are found.
![](/sites/default/files/styles/square_100/public/resource_images/smile-000-000-002-510.jpg?itok=ChnNQRSS)
Combustion
Source Institutions
In this chemistry activity, learners discover that the weight of the product of combustion is greater than that of the starting material.
![](/sites/default/files/styles/square_100/public/resource_images/smile-000-000-005-008.jpg?itok=dkKi5_Ap)
Make A Spinning Top
Source Institutions
In this activity, learners design and build a toy top out of simple, everyday materials and have the option to use the toy as an artistic tool.
![](/sites/default/files/styles/square_100/public/resource_images/smile-000-000-000-603.png?itok=y-GYi9sU)
Moving On Up: Capillary Action II
Source Institutions
Learners explore capillary action in plants (such as plants ability to move water from roots to leaves) in an investigation called Paper Blooms.
![](/sites/default/files/styles/square_100/public/resource_images/smile-000-000-005-018.jpg?itok=VRrpCZWv)
Fireworks in a Glass
Source Institutions
In this activity, learners use water, oil, and food coloring to observe a chemical reaction that creates a shower of colors inside of a glass.
![](/sites/default/files/styles/square_100/public/resource_images/smile-000-000-000-613.png?itok=YN-QQAQO)
Sounds of the Heart
Source Institutions
In this activity, learners will investigate the sounds of the heart.
![](/sites/default/files/styles/square_100/public/resource_images/smile-000-000-000-834.jpg?itok=Rker1TXK)
All Mixed Up!
Source Institutions
In this activity, learners separate a mixture of pebbles, salt crystals, and wood pieces. They add water and pour the mixture through a strainer.