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Build Your Own Wind Turbine
Source Institutions
Learners construct an electricity-generating wind turbine out of a plastic bottle.
![](/sites/default/files/styles/square_100/public/resource_images/smile-000-000-003-668.jpg?itok=R-joBVdY)
The Electric Squeeze
Source Institutions
In this activity/demo about piezoelectricity, learners discover how some crystals produce electricity when squeezed.
![](/sites/default/files/styles/square_100/public/resource_images/smile-000-000-000-679.png?itok=Cbpxun1y)
Build a Battery
Source Institutions
Learners make a simple battery out of "sandwiches" of aluminum foil, pennies, and a salt water-soaked paper towel.
![](/sites/default/files/styles/square_100/public/resource_images/smile-000-000-001-480.gif?itok=oFXFOemd)
Power To Go
Source Institutions
Learners observe an electrochemical cell constructed from a small jar containing zinc and copper strips immersed in separate solutions. The strips are connected to a motor that turns a small fan.
![](/sites/default/files/styles/square_100/public/resource_images/smile-000-000-001-837.png?itok=PnDs4b-z)
Making a Battery from a Potato
Source Institutions
In this electrochemistry activity, young learners and adult helpers create a battery from a potato to run a clock.
![](/sites/default/files/styles/square_100/public/resource_images/smile-000-000-000-205.jpg?itok=7Nr3_yTD)
Stripped-down Motor
Source Institutions
In this activity, you'll make an electric motor--a simple version of the electric motors found in toys, tools, and appliances everywhere.
![](/sites/default/files/styles/square_100/public/resource_images/smile-000-000-002-840.gif?itok=3OcQsasE)
Motor Effect
Source Institutions
In this activity about electricity and magnetism, learners examine what happens when a magnet exerts a force on a current-carrying wire.
![](/sites/default/files/styles/square_100/public/resource_images/smile-000-000-004-566.jpg?itok=CJ98kEl2)
Neural Network Signals
Source Institutions
In this activity, learners create an electrical circuit and investigate how some dissolved substances conduct electricity.
![](/sites/default/files/styles/square_100/public/resource_images/smile-000-000-000-167.png?itok=uEuoi3Pq)
Clap Sensor: Build a Sound Sensor Using a Pico Cricket
Source Institutions
This activity requires a Pico Cricket (tiny computer). Learners work on designing and building a sound sensor out of household materials, like plastic wrap and cardboard.
![](/sites/default/files/styles/square_100/public/resource_images/smile-000-000-001-407.gif?itok=-Q53O_cU)
Control the Flow
Source Institutions
In this activity about electricity, learners build and test a paper clip switch to turn on a light bulb.
![](/sites/default/files/styles/square_100/public/resource_images/smile-000-000-000-894.jpg?itok=mLkouf1m)
History of Electricity
Source Institutions
This is a series of demonstrations about different electrical and magnetic phenomena.
Happy City
Source Institutions
Make a model city happier with LEDs, circuits, motors, and batteries! Groups can think, discuss, design, and build what would make a community happy. Kids can work as part of a team or on their own.
![](/sites/default/files/styles/square_100/public/resource_images/smile-000-000-002-720.gif?itok=e9gV0ZmZ)
Circles of Magnetism IV
Source Institutions
In this activity related to magnetism and electricity, learners observe as two parallel, current-carrying wires exert forces on each other.
![](/sites/default/files/styles/square_100/public/resource_images/smile-000-000-002-722.jpg?itok=m0lIs7MN)
Charge and Carry
Source Institutions
In this activity about electricity, learners produce a spark that they can feel, see, and hear. Learners rub a Styrofoam plate with wool to give it an electric charge.
![](/sites/default/files/styles/square_100/public/resource_images/smile-000-000-002-721.jpg?itok=NwL7-uzi)
Circles of Magnetism I
Source Institutions
In this activity related to magnetism and electricity, learners create a magnetic field that's stronger than the Earth's magnetic field.
![](/sites/default/files/styles/square_100/public/resource_images/smile-000-000-001-336.png?itok=2cQHulSq)
Carrying Charges: Testing for Conductivity
Source Institutions
Learners are challenged to create solutions that conduct electricity and make a buzzer buzz (or an LED light up).
![](/sites/default/files/styles/square_100/public/resource_images/smile-000-000-002-714.gif?itok=E-2nuHvs)
Magnetic Suction
Source Institutions
In this activity about electricity and magnetism, learners discover how a doorbell works. A coil of wire with current flowing through it forms an electromagnet that acts similar to a bar magnet.
![](/sites/default/files/styles/square_100/public/resource_images/smile-000-000-002-716.gif?itok=nwcrO8UV)
Hand Battery
Source Institutions
In this activity about chemistry and electricity, learners form a battery by placing their hands onto plates of different metals.