Teach Engineering
Building an Electromagnet
Your pupils can build their own electromagnet — awesome! The culminating activity in an eight-part series challenges groups to design and build their own electromagnet. The goal of the activity is to build a magnet capable of picking up...
Teach Engineering
Electromagnets
Show your class what goes on with a magnet that can be turned on and off with a resource that provides the information needed to build an electromagnet. The information allows the class to understand that creating loops with the current...
PHET
Faraday's Electromagnetic Lab
"But still try, for who knows what is possible." - Michael Faraday. Faraday's advice features in a simulation that permits pupils to play with a bar magnet in order to make a light bulb glow connecting electromagnetic induction to...
Curated OER
Electromagnets
Learners conduct a series of experiments on electromagnets. In this physics lesson, students build their own electromagnet and explain how it works. They determine the factors that affect its strength.
Science Friday
Make a Speaker
Make science come in loud and clear. Pupils learn about how a speaker works by building one. The scholars first learn about electromagnetic fields by building an electromagnet. Using that knowledge, they build a crude speaker using a...
US Department of Energy
Electromagnet Experiment Stand: A Variable Power Electromagnet
Electromagnets come in both large and small scales—from big machinery in scrap yards to hard disk drives. Here's a resource that provides directions for building a variable electromagnet on a stand. Scholars then experiment with the...
It's About Time
Electromagnets
Young scientists build their own electromagnet and test it by picking up paperclips. Analysis questions evaluate knowledge at the end of the activity.
Exploratorium
Modulated Coil
Transmit sound with an electromagnet. Class members follow the provided direction and build an electromagnet that will transmit sound though a cassette-tape player. As as extension they create an air core electromagnet and compare its...
Institute of Electrical and Electronics Engineers
Basic Electric Transformers
Life as we know it would not be possible without electric transformers, so there are fewer more pertinent topics for your eager young engineers. An astounding amount of background information is provided to help you develop a lecture on...
Bonneville
How to Build a Motor
Electrical engineers entertain and explain how to construct an electromagnet-driven motor. Kellie and Mike, the hosts of the show, are enthusiastic teachers that will help introduce a project that you likely include in your middle school...
Curated OER
Electricity and Magnetism: From Fun to Function
Fourth graders experiment with electricity and magnetism and build an electromagnetic motor. For this electromagnetism lesson, 4th graders use household objects to show electrostatics and magnets and compasses to show magnetism. They...
Curated OER
Build a Simple Motor?
Young scholars experience how to construct a simple electromagnet based motor. In groups they explore what a component is and construct a circuit that can rotate the orientation of the magnet by turning the switch on and off....
Curated OER
The Color Spectrum: How Does it Work?
Create models of the infrared, visible, and ultraviolet portions of the electromagnetic spectrum. Working in small groups, your class can investigate metric conversions calculations. They will find the length of the waves in nanometers,...
Curated OER
X-ray Spectroscopy and the Chemistry of Supernova Remnants
This link takes you to a comprehensive unit that delves into emission spectra and supernovas. There are four parts: How and where elements are created, electromagnetic radiation, spectroscopy, and the newest technology for studying our...
Curated OER
ELECTROMAGNETS
Students use video learning and construct electromagnets and use them to collect data, graph, and share with others.
Urbana School District
Magnetism
The compass was first used in 206 B.C., but we didn't discover magnetic poles until 1263 A.D. Presentation begins with the history of magnetism before continuing on to magnetic fields, magnetic forces, electromagnets, currents,...
Cornell University
Optical Simulation of a Transmission Electron Microscope
Don't have an electron microscope? Have your classes build the next best thing! A hands-on instructional activity asks scholars to build a model of Transmission Electron Microscope (TEM). They then use their models to identify the...
Curated OER
The Founder of Electromagnetism
Students identify and study the founder of electromagnetism. In this magnetism lesson students complete several experiments including building a galvanometer.
Curated OER
Electromagnetism - Transformers
Students build small circuits using transformers. In this electromagnetism lesson plan, students will show that transformers increase voltage which leads to an increase in current. An ammeter and the brightness of a light bulb will be...
Curated OER
Circuits and Electromagnets- A Total Inquiry Investigation
Students investigate how electromagnets work. For this circuits and electromagnets lesson, students complete a series of four challenges using electricity and magnetism.
Curated OER
The Space Cadet's Laboratory: Using Electromagnetic Energy to Study Astronomy
Students build their own spectrophotometer to study light. In this physics lesson, students explain the dual nature of light. They calculate the angle of incidence and refraction using Snell's law equation.
Curated OER
Electromagnets: Winding Things Up!
Learners explore solenoids and electromagnets. After building an electromagnet, students use a TI Graphing calculator, a CBL 2 interface and a magnetic field sensor to measure the strength of a magnetic field. They create a graph of...
Curated OER
Basic electromagnetic relays
In this worksheet on electromagnetics, students build simple electromagnetic circuits and determines voltage and resistance. There are 11 questions and answers are provided if working online.