Science Matters
Parallel Circuits
The lights don't always go out when the switch is flipped. The 10th lesson in a series of 14 helps learners build a conceptual understanding of the flow of electricity through a parallel circuit. They then build their own parallel...
California State Parks
A Teaching Unit on Electricity
It's the invisible energy most people take for granted. Explore the properties of electricity in a complete three-week unit. Learners first manipulate circuits, then experiment with electromagnetism, and finally discover different...
Utah Education Network (UEN)
Utah Open Textbook: 5th Grade Science
How do Earth's changes affect humans? Pupils learn about physical and chemical changes on Earth and how they lead to erosion, earthquakes, and volcanoes. Using the text, they also explore the concepts of electricity and magnetism by...
Purdue University
Light – Just Right!
What does it mean to be resistant to electricity? Scholars answer the question in a six-part STEM activity on electricity. They begin by assessing the conductivity of several different materials and progress to designing their own...
Purdue University
Design of a Door Alarm
How does electricity work? Budding scientists explore the concepts of electrical currents and open and closed circuits with class discussion and a hands-on activity using a battery to turn on a light bulb. Learners also make predictions...
Mascil Project
Design and Build Your Own Vacuum Cleaner, Hair Dryer or Toy Car
No vacuum cleaner? No problem, just build your own. Scholars apply knowledge of currents to build a model of either a vacuum clear, a hair dryer, or a toy car. While the class completes the activity, instructors consider gender...
Magic of Physics
Franklin's Lab
Get energized! Circuitry scholars follow the path of energy from its beginnings as a fossil fuel all the way to bulbs and batteries using an interesting interactive. Groups or individuals help Ben Franklin discover how to convert and...
Magic of Physics
Electric Circuits
Teaching about circuits can be as easy as flipping a switch! Science scholars explore the world of electricity using a fun interactive. The resource uses drag-and-drop images to promote an understanding of circuit components, types of...
Essential Energy
Being a Safety Star (Stage 3)
A spark of static electricity contains up to 3,000 volts, while a lightning strike contains around 3,000,000 volts. To understand electricity, its power, and the safety considerations relating to it learners engage in a comprehensive...
Physics Classroom
Parallel Circuits - ∆V = I•R Calculations
Parallel circuits often provide less of a challenge for teens than parallel parking. An installment of a series on parallel electric circuits requires learners to solve increasingly difficult levels of calculations. Each level provides...
Physics Classroom
Series Circuits: ∆V=I•R Calculations
Better than some television series, parallel series circuits provide practice for calculations. Scholars work through a series of problems, each progressively more difficult. They apply knowledge of voltage calculations, resistors, and...
Physics Classroom
Electric Current
Pupils focus on the flow of electricity as they work through three sections of questions as part of a series of lessons on electric circuits. The activities cover the fundamentals, case studies, and law breakers. Learners use conceptual...
Physics Classroom
Light Bulb Anatomy
Scholars apply their understanding of circuits and electric pathways to many simulations. They move through three different activities and 18 questions, receiving immediate feedback after each answer. The lesson is part of a larger...
US Department of Energy
Electric Avenue: Parallel and Series Circuits
Can you infer the wiring diagram of a series of lights based on their behavior alone? Scholars work with multiple boxes of four lights. They must flip the switch and decide how the lights are wired. By applying their knowledge of...
National Nanotechnology Infrastructure Network
Small Scale Stenciling: Mask Lab
Investigate the procedure for developing computer chips! Learners use solar print paper to create both positive and negative images. They observe the effects of single and multiple exposures and compare results.
National Nanotechnology Infrastructure Network
Small Scale Sculpting: Etch Lab
Make works of art using a vintage yet effective etching strategy. The surface of a semiconductor chip has specific patterns formed through a process called etching. Through a lab investigation, young scholars recreate that process on a...
PBS
Hidden Alarm
It's time! The fourth lesson in a five-part series has teams of scholars build a circuit for an alarm. A switch lets them turn the alarm on and off and allows them to hide the alarm—just as long as they don't hide it in the classroom!
DiscoverE
Oranges and Batteries
Orange you glad you can make circuits using fruit? Young electricians learn about electric circuits and electricity. As part of the activity, they build a circuit with an orange and then with a banana.
DiscoverE
The Power of Graphene
When you think electric circuits, your pencil probably isn't the thing that comes to mind. A simple experiment lets learners test whether the graphene in pencil lead is a conductor or an insulator. If the LED bulb lights up, a conductor...
DiscoverE
Let Your Lights Glow
Put those old holiday lights to good use. Individuals use a section of ornamental lights to create electric circuits. If the lights glow, it's a success; otherwise, it's time to try again!
DiscoverE
Hidden Alarm
It's time to wake up! Young engineers build an electric circuit that will activate an alarm. The use of switches in the circuit is a must—because you don't want the alarm to keep beeping forever!
DiscoverE
Electrical Liquids
Liquid or not, here comes the electricity. Scholars test the conductivity of various substances using a circuit that includes a light bulb. If the light bulb lights up, then the liquid is a conductor. What a bright idea!
Colorado State University
How Can You Demonstrate the Different Efficiencies of Different Light Bulbs?
Need a bright idea for an engaging lab? Watch your class light up as they explore the difference in efficiency between incandescent and LED bulbs! The resource makes use of simple materials and encourages learners to infer what's...
DiscoverE
Squishy Circuits
Make electricity flow through Play-Doh. Individuals create animals or other creatures using Play-Doh. The engineering aspect? Eyes that light up and Play-Doh that conducts electricity.